Top 5 4K UHD Smart TVs Compared: Samsung, Amazon, Hisense, VIZIO, Roku

Hey there! Looking for a new TV to upgrade your entertainment experience? Well, you’ve come to the right place! In this review, we’ll be comparing and analyzing some top-notch smart TV options for you. From Samsung’s QLED Q70A Series to Amazon Fire TV’s Omni QLED Series, Hisense’s U6HF Series, VIZIO’s MQX-Series, and Roku’s Plus Series, we’ll cover it all. So buckle up and get ready to discover the perfect TV that suits your needs and preferences.

Now, let’s take a step back and talk about the evolution of these products. Smart TVs have become popular in recent years, revolutionizing the way we consume media. Gone are the days of just being able to watch cable or DVDs – now, you can browse the internet, stream content from various platforms, and even control your TV using voice commands. The benefits of owning a smart TV are endless. You’ll have access to a wide range of apps, including popular streaming services like Netflix and Hulu, all at the touch of a button. Plus, with features like Dolby Vision and HDR10+, you’ll enjoy stunning picture quality and vibrant colors like never before.

Now that we’ve set the stage, let’s dive into each TV and see what they have to offer. Whether you’re seeking the excellence of QLED technology, the convenience of voice control, or the immersive experience of Dolby Vision, we’ll walk you through the key features and functionalities of each model. So sit back, relax, and let’s embark on this exciting journey to find the TV of your dreams!

Samsung 55-Inch QLED Q70A Smart TV – 4K UHD Quantum HDR with Alexa Built-in

The SAMSUNG 55-Inch Class QLED Q70A Series – 4K UHD Quantum HDR Smart TV with Alexa Built-in (QN55Q70AAFXZA) is a top-of-the-line television that is perfect for your entertainment needs. Whether you enjoy watching movies, sports, gaming, or streaming TV shows, this TV has all the features to deliver an immersive and high-quality viewing experience.

There are several reasons why we love the SAMSUNG QLED Q70A Series TV. Firstly, its Quantum Processor 4K utilizes machine-based AI to boost the picture quality and enhance the overall viewing experience. This means that your content will be displayed in stunning 4K resolution, with sharp, detailed images that bring your favorite movies and shows to life.

Another standout feature is the Motion Xcelerator Turbo Plus, which provides exceptional motion enhancements up to 4K 120Hz. This ensures that fast-paced action scenes and sports events are displayed smoothly and without any motion blur. You won’t miss a single detail or frame, making it ideal for gaming enthusiasts as well.

Additionally, the SAMSUNG QLED Q70A Series TV features a Dual LED Backlight, which utilizes warm and cool LED backlights to deliver enhanced contrast. This means that you’ll experience deeper blacks and brighter whites, resulting in a more realistic and immersive image quality.

Moreover, this TV boasts 100% Color Volume with Quantum Dot technology, allowing it to produce a billion stay-true shades of breathtaking color. Whether you’re watching a nature documentary, a vibrant animated film, or even your favorite sports team, the colors will be vivid and accurate, bringing the content to life in your living room.

The inclusion of Quantum HDR takes your viewing experience beyond the limits of standard HDTVs, offering an expanded range of colors and a more dynamic picture. This means that you’ll be able to enjoy HDR movies and shows with stunning contrast and exceptional detail.

Lastly, the SAMSUNG QLED Q70A Series TV comes with Alexa Built-in, providing you with the convenience of voice control. You can use Alexa to open apps, change the channel, search for movies and shows, play music, control your smart home devices, and much more. Simply press and hold the mic button on your remote or, if you have hands-free enabled, say “Alexa” and ask a question.

The purpose of the SAMSUNG 55-Inch Class QLED Q70A Series TV is to provide you with an exceptional and immersive viewing experience. It accomplishes this through its cutting-edge technologies and features, such as the Quantum Processor 4K, Motion Xcelerator Turbo Plus, Dual LED Backlight, 100% Color Volume with Quantum Dot, Quantum HDR, and Alexa Built-in.

The overall quality of the SAMSUNG QLED Q70A Series TV is exceptional. With its 4K resolution, enhanced motion handling, vibrant colors, and HDR capabilities, it offers a truly immersive and lifelike viewing experience. The inclusion of Alexa Built-in adds an extra layer of convenience and ease of use. The TV’s sleek design and high-quality construction further contribute to its overall premium feel.

• Stunning 4K resolution

• Exceptional motion handling with Motion Xcelerator Turbo Plus

• Enhanced contrast with Dual LED Backlight

• Vibrant and accurate colors with 100% Color Volume with Quantum Dot

• Expanded color range and dynamic picture with Quantum HDR

• Alexa Built-in for convenient voice control

• Higher price point compared to other models

• May require time to optimize settings for the best picture quality

The SAMSUNG 55-Inch Class QLED Q70A Series – 4K UHD Quantum HDR Smart TV with Alexa Built-in (QN55Q70AAFXZA) is a top-of-the-line TV that offers an exceptional viewing experience. Its advanced features and technologies, combined with its sleek design, make it a worthwhile investment for anyone seeking the best in picture quality and smart TV capabilities.

Amazon Fire TV 50″ Omni QLED 4K UHD Smart TV with Dolby Vision IQ, Fire TV Ambient Experience, Local Dimming, and Alexa Hands-free

The Amazon Fire TV 50″ Omni QLED Series 4K UHD smart TV is perfect for those who want an immersive viewing experience with stunning visuals and vibrant colors. Whether you enjoy watching movies, shows, or live sports, this TV will bring your entertainment to life.

There are several reasons why we like the Amazon Fire TV 50″ Omni QLED Series 4K UHD smart TV. First and foremost, the Quantum Dot Display (QLED) technology makes everything on the screen look incredibly vibrant and lifelike. The colors pop with brightness and richness, enhancing your viewing experience.

Another feature that sets this TV apart is the advanced HDR technology. With Dolby Vision IQ and HDR10+ Adaptive, scenes on the screen leap off with deep, realistic color. The TV also supports HDR10 and HLG, ensuring compatibility with a wide range of content. Additionally, the Adaptive Brightness feature optimizes the brightness of movies and shows based on the lighting in your room, providing the best possible picture quality at all times.

The full array local dimming feature, with 48 individual zones, enhances the contrast on the screen. You’ll experience deeper darks and brighter whites, adding depth and detail to your favorite movies and shows.

Furthermore, the Fire TV Ambient Experience turns your TV screen into a canvas for displaying over a thousand pieces of free artwork, personal photos, and helpful Alexa widgets. This unique feature allows you to personalize your TV screen and create a visually appealing atmosphere in your living space.

The Amazon Fire TV 50″ Omni QLED Series 4K UHD smart TV is designed to provide an exceptional viewing experience. Its purpose is to bring your favorite movies, shows, and live sports to life by delivering stunning visuals and lifelike colors.

Key Features of this TV include:

• Stunning 4K Quantum Dot Display (QLED)
• Advanced HDR with Dolby Vision IQ and HDR10+ Adaptive
• Adaptive Brightness for optimized picture quality
• Full array local dimming for enhanced contrast
• Fire TV Ambient Experience for personalized artwork and photos
• Wide range of streaming options with over 1.5 million movies and TV episodes
• Hands-free control with built-in Alexa
• Connect all your devices with multiple HDMI inputs and HDMI eARC
• Privacy protections and controls

The overall quality of the Amazon Fire TV 50″ Omni QLED Series 4K UHD smart TV is exceptional. From its striking Quantum Dot Display to the advanced HDR technology, every detail is designed to provide an immersive and captivating viewing experience. The TV’s local dimming feature and Adaptive Brightness ensure that you get the best picture quality no matter the lighting conditions in your room.

Moreover, the Fire TV Ambient Experience adds a unique touch to this TV, allowing you to personalize your living space and make it truly your own. With its hands-free control powered by Alexa, you can easily find, launch, and control your favorite content without even picking up the remote.

Pros:

• Stunning 4K Quantum Dot Display
• Advanced HDR technology with Dolby Vision IQ and HDR10+ Adaptive
• Full array local dimming for enhanced contrast
• Fire TV Ambient Experience for personalized artwork and photos
• Wide range of streaming options with over 1.5 million movies and TV episodes
• Hands-free control with built-in Alexa

Cons:

• Limited number of HDMI inputs
• May require additional audio equipment for enhanced sound

The Amazon Fire TV 50″ Omni QLED Series 4K UHD smart TV is a top-notch choice for those looking for an immersive and visually stunning viewing experience. With its impressive features and advanced technologies, this TV will elevate your entertainment to a whole new level. Whether you’re watching movies, shows, or gaming, you’ll be captivated by the vibrant colors, deep contrast, and personalized ambiance that this TV offers.

Hisense 50-Inch U6HF ULED 4K Smart Fire TV

Introducing the Hisense 50-Inch Class U6HF Series ULED 4K UHD Smart Fire TV (50U6HF) – QLED, 600-Nit Dolby Vision, HDR 10 plus, 240 Motion Rate, Voice Remote, Compatible with Alexa, Black.

Primary Use

The Hisense 50-Inch Class U6HF Series ULED 4K UHD Smart Fire TV is designed to revolutionize your entertainment experience. Whether you’re a movie enthusiast, a binge-watcher, or a gamer, this TV is perfect for you.

Why We Like This Product

We love the Hisense 50-Inch Class U6HF Series ULED 4K UHD Smart Fire TV for its exceptional picture quality and numerous features. It offers an immersive viewing experience with its vibrant colors, high contrast, and sharp details. Additionally, the built-in Fire TV provides access to a wide range of streaming apps, ensuring you never run out of entertainment options.

An Overview of the Product’s Purpose and Key Features

The Hisense 50-Inch Class U6HF Series ULED 4K UHD Smart Fire TV aims to provide users with the ultimate home entertainment experience. It boasts key features that set it apart from other TVs on the market:

• 4K ULED Technology: The ULED technology enhances color, contrast, brightness, and motion, delivering a picture quality that surpasses regular LED TVs. Your old TV will envy this upgrade.
• Quantum Dot Wide Color Gamut: Quantum Dot technology produces incredibly vivid and accurate colors, surpassing what traditional LED TVs can achieve. With over a billion color combinations, every image comes to life in stunning detail.
• Fire TV Built-in: With Fire TV built-in, you gain access to a vast library of streaming apps, including Prime Video, Netflix, Disney Plus, Hulu, and HBO Max. Enjoy endless entertainment options with the convenience of one platform.
• Peak Brightness / Full Array Local Dimming Zones: With up to 600 nits peak brightness and 32 local dimming zones, this TV excels at reproducing HDR content accurately. The high peak brightness and local dimming contribute to a more immersive viewing experience.
• Dolby Vision HDR, HDR10, and HDR10 Plus: Transform your home into a mini-cinema with cinematic image quality. Enjoy realistic visuals and vibrant colors, just like in the movies.
• Motion Rate 240, 60Hz Native Refresh Rate, and HDMI 2.1: The combination of Motion Rate 240 and a native 60Hz refresh rate ensures minimal blurring during fast-action scenes. The HDMI 2.1 port is the foundation for these technologies, allowing for seamless connectivity.
• Press and Ask Alexa: The included Alexa Voice Remote allows you to control various TV functions, such as power, volume, navigation, playback, and input switching. Alternatively, simply press the microphone button and ask Alexa to find your favorite shows or movies. Your voice is all you need.
• Bluetooth Connectivity: Say goodbye to unsightly cords. The Bluetooth connectivity feature lets you wirelessly connect soundbars, headphones, or stereo components to your TV, eliminating clutter while maintaining a secure connection.
• Metal Stand, Bezel-less Design: The bezel-less design of the Hisense 50-Inch Class U6HF Series ULED 4K UHD Smart Fire TV gives it a sleek aesthetic that seamlessly blends into any room. The sturdy metal stand provides reliable support for this feature-packed television.

Overall Quality

The overall quality of the Hisense 50-Inch Class U6HF Series ULED 4K UHD Smart Fire TV is exceptional. With its advanced ULED technology, vibrant colors, and impressive contrast, every image on the screen comes to life. The built-in Fire TV provides seamless access to a wide range of streaming apps, guaranteeing endless entertainment options. The TV’s high peak brightness, local dimming, and support for various HDR formats enhance the viewing experience even further. Additionally, the intuitive voice controls and Bluetooth connectivity add convenience and versatility to your home entertainment setup.

Pros and Cons

Pros:

• Exceptional picture quality
• Quantum Dot Wide Color Gamut for vibrant and accurate colors
• Built-in Fire TV with access to popular streaming apps
• High peak brightness and local dimming for accurate HDR content reproduction
• Dolby Vision HDR, HDR10, and HDR10 Plus for immersive visuals
• Motion Rate 240 and native 60Hz refresh rate for minimal blurring
• Alexa voice control and Bluetooth connectivity for added convenience
• Sleek bezel-less design and sturdy metal stand

Cons:

• None identified during review.

The Hisense 50-Inch Class U6HF Series ULED 4K UHD Smart Fire TV is a top-notch choice for those seeking an immersive and feature-packed viewing experience. With its stunning picture quality, built-in Fire TV, and convenient voice controls, this television takes your entertainment to the next level.

VIZIO 50-inch 4K QLED Smart TV with Dolby Vision

The VIZIO 50-inch MQX-Series 4K TV is designed to provide stunning visual and audio experiences for a variety of entertainment needs. Whether you love streaming your favorite shows and movies, gaming in high resolution, or simply enjoying the latest technological advancements, this smart TV has got you covered.

We cannot help but be impressed by the VIZIO 50-inch MQX-Series M50QXM-K01 TV. With its remarkable features and exceptional performance, this television offers a truly immersive viewing experience. From the vibrant colors enhanced by Quantum Color QLED technology, to the deep contrast and high peak brightness achieved with the Active Full Array Backlight + local dimming, every detail is brought to life on the screen.

VIZIO has always been at the forefront of technological innovation, and this 50-inch MQX-Series TV is no exception. With its 4K resolution, Dolby Vision HDR10+ support, and Active Pixel Tuning, every frame is optimized for maximum picture quality. The TV also boasts America’s Smart TV, which allows you to access millions of titles and streaming apps effortlessly. Plus, with VIZIO WatchFree+, you can enjoy over 260 live streaming channels and thousands of on-demand titles without any subscriptions or fees.

But the VIZIO 50-inch MQX-Series TV doesn’t stop at entertainment. This television is also a dream come true for gamers. With features like 4K gaming at 120 fps or 1080p gaming at 240 fps on a PC, AMD FreeSync Premium, VRR, ultra-low input lag, and Auto Game Mode, you’ll have the ultimate gaming experience right in your living room.

When it comes to overall quality, the VIZIO 50-inch MQX-Series 4K TV is second to none. With its advanced technologies and top-notch performance, this television delivers stunning visuals and crystal-clear sound. The Active Full Array Backlight + local dimming ensures deep blacks and bright highlights, while the Dolby Vision HDR10+ support enhances the dynamic range and color accuracy. Additionally, its sleek design and slim bezels make it an attractive addition to any home theater setup.

• Stunning picture quality with Quantum Color QLED and Dolby Vision HDR10+

• Versatile smart TV with access to millions of titles and streaming apps

• VIZIO WatchFree+ provides over 260 live streaming channels and thousands of on-demand titles for free

• Exceptional gaming performance with 4K resolution, low input lag, and Auto Game Mode

• WiFi 6E connectivity ensures fast and uninterrupted streaming

• Limited app selection compared to some other smart TV brands

• Mobile app for controlling the TV can be slow at times

The VIZIO 50-inch MQX-Series 4K TV is a standout option for anyone looking to upgrade their entertainment experience. Whether you’re a movie enthusiast, a passionate gamer, or simply enjoy the latest technological advancements, this television offers the visual and audio quality you desire. With its impressive features, versatile smart capabilities, and outstanding performance, the VIZIO 50-inch MQX-Series TV is definitely worth considering for your home.

Roku 55″ QLED Smart TV with Voice Remote Pro

The Roku 55″ Plus Series 4K Dolby Vision HDR10+ QLED Smart TV Voice Remote Pro is designed to provide you with a seamless streaming experience. It is perfect for enjoying your favorite movies, TV shows, and sports events in striking 4K resolution with enhanced color and contrast.

We love the Roku 55″ Plus Series 4K Dolby Vision HDR10+ QLED Smart TV Voice Remote Pro because it combines excellent picture quality, automatic brightness adjustment, and an extensive selection of streaming apps. The included voice remote with personal shortcuts and the lost remote finder feature add convenience to your entertainment experience.

The purpose of the Roku 55″ Plus Series 4K Dolby Vision HDR10+ QLED Smart TV Voice Remote Pro is to provide you with a top-notch streaming experience. It is powered by the user-friendly Roku interface, making it effortless to find and stream your favorite content.

Key features of this smart TV include:

• Breathtaking 4K picture quality: The stunning 4K resolution delivers incredibly sharp detail for a truly immersive viewing experience.
• Automatic brightness adjustment: The screen automatically adjusts its brightness based on the lighting conditions in your room, eliminating the need for manual adjustments.
• Colorful QLED screen: The QLED screen offers an expanded color palette, producing accurate and vibrant hues.
• Dolby Vision and HDR10+: Experience eye-popping detail, contrast, and brightness with Dolby Vision and HDR10+ technologies.
• Extensive streaming options: Enjoy a vast selection of free, live, and premium TV with streaming apps that launch instantly.
• Dolby Atmos certified speakers: This TV is equipped with Dolby Atmos certified speakers, ensuring clear speech and louder sound for an immersive audio experience.
• Home theater ready: Easily upgrade your home theater setup with wireless connections for surround sound and powerful bass using Roku audio devices.
• Convenient voice control: The voice remote allows you to search for your favorite streaming apps, set personalized shortcuts, and control your TV hands-free with “Hey Roku” commands.
• Bluetooth Headphone Mode and music streaming: Connect your favorite headphones for private listening and stream music wirelessly.

The Roku 55″ Plus Series 4K Dolby Vision HDR10+ QLED Smart TV Voice Remote Pro offers exceptional overall quality. The combination of its 4K resolution, automatic brightness adjustment, expanded color palette, and Dolby Vision and HDR10+ technologies result in a breathtaking viewing experience. The Dolby Atmos certified speakers further enhance the audio quality, providing clear speech and immersive sound.

• Stunning 4K resolution for sharp detail

• Automatic brightness adjustment for optimal viewing

• Expanded color palette for vibrant, accurate hues

• Dolby Vision and HDR10+ technologies for enhanced contrast and brightness

• Extensive selection of streaming apps

• Dolby Atmos certified speakers for immersive audio

• Voice remote with personal shortcuts and lost remote finder

• Easy wireless upgrades for home theater setup

• Bluetooth Headphone Mode and music streaming

• May be pricier compared to other smart TVs on the market

• Limited storage capacity for apps and downloads

The Roku 55″ Plus Series 4K Dolby Vision HDR10+ QLED Smart TV Voice Remote Pro offers an outstanding streaming experience with its stunning 4K resolution, automatic brightness adjustment, and extensive selection of streaming apps. It is a high-quality smart TV that provides both superior picture and sound quality, making it an excellent choice for entertainment enthusiasts.

Comparison of Specifications

Note: The table above provides a summary of the key specifications of each product. Additional features and details may be available for each product.

Product Comparison

SAMSUNG 55-Inch Class QLED Q70A Series

The Samsung Q70A offers a stunning 4K display with Quantum HDR technology, providing vibrant colors and a wide range of contrast. The Quantum Processor 4K and Motion Xcelerator Turbo Plus enhance picture quality and motion for a more immersive experience. With Alexa built-in, you can easily control your TV and smart home devices. Its dual LED backlight and 100% Color Volume with Quantum Dot technology ensure high-quality visuals.

Amazon Fire TV 50″ Omni QLED Series

The Amazon Fire TV Omni features a 4K Quantum Dot display with Dolby Vision IQ and HDR10+ Adaptive, delivering lifelike colors and realistic scenes. Its adaptive brightness optimizes the picture based on the ambient lighting in your room. With Fire TV Ambient Experience, you can personalize your TV screen with artwork, photos, and useful widgets. The hands-free Alexa integration allows you to control your TV and search for content with just your voice.

Hisense 50-Inch Class U6HF Series ULED

The Hisense U6HF offers a 4K ULED display with Quantum Dot Wide Color Gamut, producing accurate and vibrant colors. Its Fire TV built-in feature allows you to access various streaming apps, including Prime Video, Netflix, and Disney+. With peak brightness up to 600 nits and full array local dimming zones, it provides enhanced contrast for HDR content. The included voice remote and Bluetooth connectivity offer convenient control and wireless audio options.

VIZIO 50-inch MQX-Series 4K QLED HDR10+ Smart TV

The VIZIO MQX-Series features a 4K QLED display with HDR10+ and Dolby Vision, providing vivid colors and deep contrast. Its Active Full Array with local dimming and Active Pixel Tuning enhance picture quality. This TV is designed for gaming with a 240Hz refresh rate, AMD FreeSync Premium, and HDMI 2.1 compatibility. With built-in WiFi 6E, it offers fast and uninterrupted streaming.

Roku 55″ Plus Series 4K Dolby Vision HDR10+ QLED Smart TV

The Roku Plus Series offers a breathtaking 4K QLED display with auto brightness, delivering sharp and vibrant visuals. It supports Dolby Vision and HDR10+ for enhanced color, contrast, and brightness. The Roku streaming platform provides access to a wide range of free and premium content. With the included voice remote and Dolby Atmos certification, you can control your TV and enjoy immersive audio. It is also compatible with Roku audio devices for a home theater setup.

Note: The above comparisons are based on the provided product descriptions and specifications. Actual performance may vary.

Conclusion

After thoroughly reviewing all five products, it is clear that each TV offers unique features and benefits. However, there are a few drawbacks to consider.

Samsung 55-Inch Class QLED Q70A Series

The Samsung Q70A Series offers impressive picture quality with Quantum HDR and Alexa built-in for a seamless smart TV experience. However, some users may find the 55-inch screen size to be smaller than desired.

Amazon Fire TV 50″ Omni QLED Series

The Amazon Fire TV Omni QLED Series is a great choice for those looking for a TV with Dolby Vision IQ and hands-free Alexa control. However, the picture quality may not be as vibrant and bright as other options.

Hisense 50-Inch Class U6HF Series ULED

The Hisense U6HF Series offers QLED technology, Dolby Vision, and compatibility with Alexa. However, the 50-inch screen size may not provide the immersive viewing experience some users are looking for.

VIZIO 50-inch MQX-Series 4K QLED TV

The VIZIO MQX-Series provides an excellent visual experience with Dolby Vision, Active Full Array, and Chromecast built-in. However, some users may find the 50-inch screen size to be too small for their preferences.

Roku 55″ Plus Series 4K Dolby Vision QLED TV

The Roku Plus Series offers a striking 4K resolution, expanded color palette, and Dolby Vision HDR10+ support. However, the TV’s automatic brightness feature may not be ideal for those who prefer manual control.

Overall, if you’re looking for a larger screen size, the Samsung QLED Q70A Series or the Amazon Fire TV Omni QLED Series would be excellent options. For those prioritizing picture quality, the VIZIO MQX-Series or the Hisense U6HF Series would be great choices. However, if you value a user-friendly interface and a wide range of streaming options, the Roku Plus Series would be a recommended pick.

Regardless of your preferences, all five TVs offer impressive features and would be suitable for different types of audiences.

Disclosure: As an Amazon Associate, I earn from qualifying purchases.