10 Best Energy Efficient 55 Inches Smart 4k Tv in The UK

Last updated on 05/09/2025

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Best Choice

9.8

Exceptional

Sony

Sony BRAVIA, KD-55X75WL, 55 Inch, LED, Smart TV, 4K HDR, Google TV, ECO PACK, BRAVIA CORE, Narrow Bezel Design

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Why We Love It

Unsurpassed picture and sound quality.
Exquisite minimalistic design.
Superior gaming features.

Main Highlights

STUNNING PICTURE QUALITY: The X1 Processor is the power behind these bright, colourful pictures, analysing content in real-time, and, paired with Dolby Vision, enhancing everything you watch
ASTONISHING SOUND QUALITY: Unique X-Balanced Speaker Unit delivers ideal quality sound and powerful bass for a richer, deeper, and more rewarding audio experience
DESIGN: The TV has been designed in the signature, minimalistic style to keep your focus on what's important, the picture, with a Hairline Finish and Slim Blade 2-way Stand, the X75WL will suit any interior
GAMING FEATURES: An ideal gaming TV, the X75WL features Auto Low Latency Mode in HDMI 2.1 for smooth, responsive gameplay, as well as Auto HDR Tone Mapping to reveal crucial details in the darkest and brightest parts of the screen, there's even a dedicated Gaming Menu that includes the brand-new Crosshair and Custom Screen features they could be the secret to your next win
APPS AND FEATURES: You will access 700,000+ movies and TV episodes from across your streaming services on this Google TV, and everything is organised to suit your personal interests

Amazon Fire TV 55-inch Omni QLED series 4K (Newest gen) | UHD smart TV, Dolby Vision IQ, local dimming, hands free with Alexa

31% Off

Why We Love It

Quantum Dot Display enhances visuals.
HDR technology provides hyper-realistic colours.
Built-in Alexa ensures hands-free control.

Main Highlights

Stunning 4K Quantum Dot Display (QLED): makes films, series and live sport pop in brighter, richer and more lifelike colours.
Advanced HDR: scenes leap off the screen in deep, realistic colour with Dolby Vision IQ and HDR10+ Adaptive. HDR 10 and HLG are also supported.
Picture-perfect brightness: Fire TV automatically optimises the brightness of films and TV programmes through a built-in sensor that detects the lighting in any room.
Bolder contrast: experience deeper darks and brighter whites with full-array local dimming in 64 individual zones to enhance contrast.
Fire TV Ambient Experience: turns your TV screen into a canvas for displaying artwork, personal photos, helpful Alexa widgets and more.
Watch what you want: stream hundreds of thousands of films and TV programmes. Watch favourites with subscriptions to Netflix, Prime Video, Disney+ and more.
Hands-free TV with Alexa: with built-in microphones, just ask to turn on the TV and find, launch and control content, so you can put down the remote.
Connect all your devices: use the 3 HDMI inputs to connect to satellite TV and video game consoles. The HDMI eARC lets you add audio equipment for enhanced sound.
Designed to protect your privacy: built with privacy protection and controls, including a switch that electronically disconnects the microphones.

Hisense 55 Inch 4K Mini-LED TV 55U6NQTUK - Quantum Dot Colour, Dolby Vision Atmos, Hi-View Engine, FilmMaker Mode, Vidaa OS with Voice Control, Freely, Youtube, Netflix and Disney+ (2024 Model)

18% Off

Why We Love It

Mini-LED technology for brightness.
AI processing optimizes images effortlessly.
Ultimate audio with Dolby Atmos.

Main Highlights

Picture Quality: 160 Mini-LED Local Dimming Zones | Quantum Dot Technology | 4K Ultra HD 3840×2160 | 60Hz Refresh Rate | Dolby Vision | HDR 10 | HDR 10+ Adaptive | MEMC | ALLM | VRR | Up to 600 nits Peak Brightness
Sound: 20 Watts Speakers | DTS Virtual: X | Dolby Atmos
Connectivity: Dual Band Wifi (2.4G and 5G) | Bluetooth 5.0 | Airplay 2 | Share to TV | 2 x USB 2.0 Ports to connect hard drives and other USB devices | 3 * HDMI 2.1 compliant (eARC, ALLM, VRR) to connect latest gaming consoles, set top box, Blu-ray Players
Smart TV Features: VIDAA U7.6 OS | Alexa Built-in | Voice Remote | Apple Home | Work with Google Home | Supported Apps: Freely, Netflix, Youtube, Apple TV, Disney+, Paramount Plus, NOW TV, Prime Video, BBC iPlayer, ITVX, All 4, My5, UKTV, Britbox, Channel 4, BBC News, BBC Sport, Rakuten TV, UEFA TV, Redbull TV, Chili, Plex, NBA etc.
Design: Dual Stand | Bezelless Design
AI Features: AI Sports Mode | AI Picture | AI Adaptive Depth
Certification: HDR10+ Certified | 4K HDR Immersive | TÜV Rheinland Certified Low Blue Light | TÜV Rheinland Certified Protected Privacy
ESG Features: Green Packaging | Energy Saving Mode | Energy Saving Light Sensor
Warranty Information: 2 year warranty provided by Hisense

LG 55QNED80A6A 55-Inch 4K UHD Smart TV, (α7 AI Processor, Freeview Play and Amazon Alexa, 60Hz) [Model 2025]

7% Off

Why We Love It

Vibrant, true-to-life colours.
Enhanced picture and sound quality.
All-in-one streaming convenience.

Main Highlights

Dynamic QNED colour for rich and accurate colours
Intelligent processor for optimised pictures and sound
Smart webOS platform with advanced AI functionality plus all your favourite streaming services
Stylish and slim design
Immersive cinema experience with Filmmaker Mode and HDR

Sony BRAVIA XR, XR-55A80L, 55 Inch, OLED, Smart TV, 4K HDR, Google TV, ECO PACK, BRAVIA CORE, Perfect for PlayStation5, Metal Flush Surface Design, 5 Year Warranty

5% OffFree Shipping

Why We Love It

Exceptional OLED picture quality.
Innovative Acoustic Surface audio.
Convenient design and features.

Main Highlights

EXCEPTIONAL PICTURE QUALITY: OLED is the pinnacle of picture quality, delivering exceptionally pure blacks and gorgeous peaks of brightness for depth and texture that feels real, on the A80L, paired with the stunning new OLED panel with XR OLED Contrast Pro to boost the colour and contrast like never before
ACOUSTIC SURFACE AUDIO: The Acoustic Surface Audio + technology makes everything more immersive by turning the A80L screen into a speaker just like a cinema screen, large actuators invisibly vibrate the TV screen to create powerful acoustics that move with the action, whilst left and right built-in subwoofers boost bass
DESIGN: With a sophisticated design, the A80L features a Metal Flush Surface Bezel that will harmonise with any interior, the 3-way, slim wedge, aluminium TV stand offers ultimate convenience; choose the standard position, narrow position for smaller furniture surfaces, or the raised position to tuck your soundbar underneath
GAMING FEATURES: Ideal for PlayStation 5, the A80L features Auto Low Latency Mode in HDMI 2.1 for smooth, responsive gameplay, as well as Auto HDR Tone Mapping to reveal crucial details in the darkest and brightest parts of the screen, there's even a dedicated Gaming Menu that includes the brand-new Crosshair and Custom Screen features they could be the secret to your next win
APPS AND FEATURES: Access 700,000+ movies and TV episodes from across your streaming services on this Google TV, with everything organised to suit your personal interests, you can even set aside your remote and go hands-free with Voice Search

PHILIPS Ambilight 55PUS8500 4K QLED Smart TV - 55 Inch Display with Pixel Precise, Ultra HD, Titan OS Platform and Dolby Atmos Sound, Works with Alexa and Google Voice Assistant

9% OffFree Shipping

Why We Love It

Immersive Ambilight enhances viewing experience.
Ultra-sharp 4K picture quality.
Rich, multidimensional Dolby Atmos sound.

Main Highlights

AMBILIGHT TV: The only TVs with integrated LED lights on the back that react to what you watch, immersing you in a halo of colourful light. It changes everything: your TV seems bigger, and you’ll be drawn deeper into your favourite entertainment
ULTRA-SHARP PICTURE: Love everything you watch on this 4K (UHD) LED Ambilight TV. Philips Pixel Precise Ultra HD engine optimises picture quality to deliver ultra-sharp images, rich colours and smooth motion
QLED VIVID COLOURS & ULTRA-SHARP SCENES – Experience stunning Quantum Dot colour brilliance in 4K UHD. Adapts to all HDR formats for perfect contrast. Every moment, dark or bright, played or streamed, comes to life with incredible detail!
IMMERSIVE DOLBY ATMOS SOUND – Experience rich, multidimensional audio that brings every scene to life. Whether for movies, sports, or gaming, enjoy lifelike surround sound that puts you at the centre of the action
TITAN OS PLATFORM: Seamless access to top streaming apps & hundreds of channels. Enjoy an intuitive interface, personalised homepage & advanced search, making it easier than ever to find & discover your favourite content

PHILIPS Ambilight 55PUS8200 4K LED Smart TV - 55 Inch Display with Pixel Precise, Ultra HD, Titan OS Platform and Dolby Atmos Sound, Works with Alexa and Google Voice Assistant

21% OffFree Shipping

Why We Love It

Immersive Ambilight enhances viewing experience.
Ultra-sharp images with vibrant colors.
Rich Dolby Atmos sound brings life.

Main Highlights

AMBILIGHT TV: The only TVs with integrated LED lights on the back that react to what you watch, immersing you in a halo of colourful light. It changes everything: your TV seems bigger, and you’ll be drawn deeper into your favourite entertainment
ULTRA-SHARP PICTURE: Love everything you watch on this 4K (UHD) LED Ambilight TV. Philips Pixel Precise Ultra HD engine optimises picture quality to deliver ultra-sharp images, rich colours and smooth motion
LED: BRILLIANT LED DISPLAY: Experience vibrant colours, sharp contrast, and lifelike clarity with advanced LED technology. Enjoy stunning visuals in every scene, whether you're watching movies, sports, or gaming in rich, dynamic detail
IMMERSIVE DOLBY ATMOS SOUND – Experience rich, multidimensional audio that brings every scene to life. Whether for movies, sports, or gaming, enjoy lifelike surround sound that puts you at the centre of the action
TITAN OS PLATFORM: Seamless access to top streaming apps & hundreds of channels. Enjoy an intuitive interface, personalised homepage & advanced search, making it easier than ever to find & discover your favourite content

Toshiba 55”UV2F53DBU 4K Smart VIDAA TV, Ultra HD, HDR10, Freely, Disney+, Prime Video, Netflix, Dolby Atmos, Dolby Vision, Sound by Onkyo, Works with Alexa, Works with Google Assistant, VIDAA Voice

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Why We Love It

Reduces image judder effectively.
Ultra-vivid 4K HDR experience.
Effortless voice assistant integration.

Main Highlights

TRU Flow reduces image judder, even during rapid cuts and fast-moving scenes. Plus, TRU Resolution upscales a range of non-4K content to create a more high-resolution image, drawing you into a truly vivid experience.
Enjoy a 4K HDR experience like no other. With Dolby Vision HDR, your viewing is enhanced with ultra-vivid picture quality. Dolby Vision features colours never before seen, highlights up to 40 times brighter than standard, and blacks 10 times darker. All of this combines to give you the best possible viewing experience.
With Dolby Atmos, immersive sound waves flow around you and the room, creating a truly cinematic experience Combined with Sound by Onkyo, you'll have everything you need for an unforgettable sound experience.
VIDAA tv is a new way to enjoy your favorite TV shows - live TV and streaming channels together on your TV's programming guide. Its live TV! Choose what you want to watch from the guide and channel list, alongside digital, cable, or satellite TV programming. VIDAA tv features movies, TV shows, cooking shows, music, documentaries, and so much more. No login required and no app download. VIDAA tv is 100% free.
Make your TV experience effortless with your preferred voice assistant. From TV search to navigation, Alexa, Google Home, or VIDAA Voice ensures easy access to your favorite TV entertainment and smart home control. With VIDAA, you have a choice.

PHILIPS 55PUS7000 4K LED Smart TV - 55 Inch Display with Pixel Precise, Ultra HD, Titan OS Platform and Dolby Atmos Sound, Works with Alexa and Google Voice Assistant

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Why We Love It

Stunning 4K UHD clarity.
Ultra-sharp images and colors.
Immersive Dolby Atmos experience.

Main Highlights

CRYSTAL-CLEAR 4K UHD RESOLUTION: Enjoy breathtaking detail and stunning clarity with 4K Ultra HD. Every scene is sharper, every colour more vibrant, and every moment more immersive for the ultimate viewing experience
ULTRA-SHARP PICTURE: Love everything you watch on this 4K (UHD) LED Ambilight TV. Philips Pixel Precise Ultra HD engine optimises picture quality to deliver ultra-sharp images, rich colours and smooth motion
HIGH DYNAMIC RANGE HDR10+: utilise frame-by-frame optimization to enhance colour, contrast, and brightness for ultra-realistic visuals. Enjoy deepest blacks, brightest highlights, and stunning clarity on your 4K UHD Smart TV
IMMERSIVE DOLBY ATMOS SOUND – Experience rich, multidimensional audio that brings every scene to life. Whether for movies, sports, or gaming, enjoy lifelike surround sound that puts you at the centre of the action
TITAN OS PLATFORM: Seamless access to top streaming apps & hundreds of channels. Enjoy an intuitive interface, personalised homepage & advanced search, making it easier than ever to find & discover your favourite content

Hisense 55 Inch 144Hz 4K QLED Smart Gaming TV 55E7NQTUK PRO - Full Array Local Dimming, Dolby Vision Atmos, Freesync, Subwoofer, Vidaa OS with Freely, Youtube, Netflix and Disney+ (2024 Model)

Free Shipping

Why We Love It

Exceptional 144Hz gaming experience.
Freesync Premium eliminates latency.
Enhanced Dolby Vision IQ technology.

Main Highlights

Picture Quality: Quantum Dot Technology | 4K Ultra HD 3840×2160 | 144Hz Refresh Rate | Dolby Vision IQ | HDR 10 | HDR 10+ Adaptive | MEMC | ALLM | VRR | Filmmaker Mode
Sound: 40 Watts Watts Speakers | 2.1 Channel Speakers | Built-in subwoofer |DTS Virtual: X | Dolby Atmos | WiSA Ready
Gaming Features: 144Hz VRR | ALLM | | Game Bar | Gaming in Dolby | HDR 10+ Gaming | FreeSync Premium
Connectivity: Dual Band Wifi (2.4G and 5G) | Bluetooth 5.0 | Airplay 2 | Share to TV | USB 2.0x1 USB 3.0 x 1 Ports to connect hard drives and other USB devices | 2 x Full HDMI 2.1 + 2 x HDMI 2.1 compliant (eARC, ALLM, VRR) to connect latest gaming consoles, set-top box, Blu-ray Players
Smart TV Features: VIDAA U7.6 OS | Alexa Built-in | Voice Remote | Apple Home | Work with Google Home | Supported Apps: Freely, Netflix, Youtube, Apple TV, Disney+, Paramount Plus, NOW TV, Prime Video, BBC iPlayer, ITVX, All 4, My5, UKTV, Britbox, Channel 4, BBC News, BBC Sport, Rakuten TV, UEFA TV, Redbull TV, Chili, Plex, NBA etc.
Design: Bezelless Design | Dual Stand
Certification: HDR10+ Certified | 4K HDR Immersive | TÜV Rheinland Certified Low Blue Light | TÜV Rheinland Certified Protected Privacy
ESG Features: Green Packaging | Energy Saving Mode | Energy Saving Light Sensor
Warranty Information: 2 year warranty provided by Hisense

8.7

Excellent

We scanned 1761 products

We reviewed these offers relevant to the Energy Efficient 55 Inches Smart 4k Tv within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Sony, Amazon, Hisense, LG, PHILIPS, Toshiba, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Energy Efficient 55 Inches Smart 4k Tv in the market, we considered we took a deep dive into 8806 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Sony BRAVIA, KD-55X75WL, 55 Inch, LED, Smart TV, 4K HDR, Google TV, ECO PACK, BRAVIA CORE, Narrow Bezel Design. We love many things about this product by Sony. What sets it apart from the competition is Unsurpassed picture and sound quality. , Exquisite minimalistic design. , Superior gaming features.
The best value product for most shoppers and where user satisfaction is continuously the highest is Amazon Fire TV 55-inch Omni QLED series 4K (Newest gen) | UHD smart TV, Dolby Vision IQ, local dimming, hands free with Alexa by Amazon based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Energy Efficient 55 Inches Smart 4k Tv and the best cost-to-value ratio is Amazon Fire TV 55-inch Omni QLED series 4K (Newest gen) | UHD smart TV, Dolby Vision IQ, local dimming, hands free with Alexaat Amazon with a 31% discount.
Our list of the best Energy Efficient 55 Inches Smart 4k Tv is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Energy Efficient 55 Inches Smart 4k Tv in The UK

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We scanned 1761 products

We concluded that: