Best 40 4k Smart Tv In September 2026

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If you are ready to choose a new Best 40 4k Smart Tv, check out our detailed recommendation below!.

To help you in your search, we have completed this list of the Best 40 4k Smart Tv.

Top Rated Best 40 4k Smart Tv Of 2026

Rank	Product Name	Score
1	TCL 40S325 40 Inch 1080p Smart LED Roku TV (2019) Buy Now	9.7 Buy Now
2	Insignia NS-32DF310NA19 32-inch Smart HD TV - Fire TV Edition Buy Now	9.5 Buy Now
3	Samsung UN55RU7300FXZA Curved 55-Inch 4K UHD 7 Series Ultra HD Smart TV Buy Now	9.1 Buy Now
4	Toshiba TF-43A810U21 43-inch Smart 4K UHD with Dolby Vision and DTS Studio Sound Buy Now	8.8 Buy Now
5	Sony X800H 43 Inch TV: 4K Ultra HD Smart LED TV with HDR Buy Now	8.6 Buy Now
6	Hisense 43H6570G 43-Inch 4K Ultra HD Android Smart TV with Alexa Compatibility (2020) Buy Now	8.3 Buy Now
7	(Renewed) VIZIO V405-G9 40 Inch Class V-Series 4K HDR Smart TV Buy Now	8.1 Buy Now
8	VIZIO 40" Class 4K UHD LED SmartCast Smart TV HDR V-Series V405-G9 Buy Now	7.8 Buy Now
9	Samsung 43-inch Class Crystal UHD TU-7000 Series - 4K UHD HDR Smart TV Buy Now	7.5 Buy Now
10	TCL 55S425 55 inch 4K Smart LED Roku TV (2019) Buy Now	7.2 Buy Now

1. TCL 40S325 40 Inch 1080p Smart LED Roku TV (2019)

• 1080p hd resolution for a lifelike picture
• Dimensions (w x h x d): tv without stand: 35.6 x 20.5 x 2.9 inches, tv with stand: 35.6 x 22.7 x 7.2 inches
• Direct lit led produces great picture quality
• Compatible with alexa and google assistant
• Inputs: 3 hdmi 2.0 with hdcp 2.2 (one with hdmi arc), 1 usb (media player), rf, composite, headphone jack, optical audio out
• Smart functionality delivers all your favorite content with over 500,000 movies and tv episodes, accessible through the simple and intuitive roku tv

2. Insignia NS-32DF310NA19 32-inch Smart HD TV - Fire TV Edition

• Fire tv edition seamlessly integrates live over-the-air tv and streaming channels on a unified home screen (hd antenna required).
• Easily control your tv with the included voice remote with alexaplus, launch apps, search for titles, play music, switch inputs, control smart home devices, and more, using just your voice.
• Dimensions (w x h x d): tv without stand: 28.9 x 17.3 x 3, tv with stand: 28.9 x 19 x 8.2. multiple device input/output options: 3 hdmi including 1 with arc, usb, composite input, antenna/cable input, digital output (optical), audio output, ethernet.
• Insignia hd smart tv fire tv edition delivers 720p picture quality with deep blacks and rich colors.
• With the fire tv experience built-in, enjoy tens of thousands of channels, apps, and alexa skills, including disney+, netflix, youtube, prime video, hulu, hbo, showtime, starz, and more

3. Samsung UN55RU7300FXZA Curved 55-Inch 4K UHD 7 Series Ultra HD Smart TV

• 4k uhd processor: powerful 4k uhd processor optimizes your tvs performance by upscaling every show, season, and scene with 4k picture quality
• Purcolor reveals spectrums of color: millions of shades of color reveal a vibrant, lifelike picture that conventional hdtv cant create. power supply (v) - ac110-120v 50/60hz
• Enhanced detail with hdr: 4k depth of detail with high dynamic range lets you see shades of color that reveal more detail than hdtv can deliver
• Smart tv features: simple on-screen universal guide to find streaming content and live tv shows, oneremotea to control all compatible devices, smart speaker expandability with alexa and google assistant compatibility, and more
• Curved screen design: get pulled into the action with auto depth enhancer on curved tvs for immersive viewing

4. Toshiba TF-43A810U21 43-inch Smart 4K UHD with Dolby Vision and DTS Studio Sound

• This tv is smart and simple in every way. just plug it in, connect to wi-fi and enjoy. plus, your tv keeps getting smarter with new alexa skills and features through automatic over-the-air software updates, so that you always have the latest.
• Enhanced 4k hdr picture with an expanded range of contrast and superior brightness.
• Experience breathtaking 4k ultra hd picture quality with over 8 million pixels for stunning clarity, deep contrast and vivid colors. watch movies and tv shows come to life in ultra high definition.
• Fire tv edition brings together live-over-the air tv, and your streaming content on the home screen. connect any hd antenna (sold separately) to watch live over-the-air tv, or stream movies and shows from disney+, netflix, prime video, hulu, hbo and more.
• Everything you'd expect from a remote - plus launch apps, search for tv shows, switch inputs, control smart home devices and more, using just your voice. with prime video, netflix and hbo buttons, instantly access your favorite apps.

5. Sony X800H 43 Inch TV: 4K Ultra HD Smart LED TV with HDR

• Apple airplay 2 and homekit support: seamlessly integrate your iphone and siri devices with your sony tv for effortless smart home management and content streaming.
• Smart android tv with google assistant: use your voice to control your tv and smart home devices, easily search for movies and shows, get answers, and manage tasks.
• Works with alexa: stream smart camera feeds with your voice. through an alexa enabled device, just ask alexa to play music, launch video apps, turn up the volume, and more.
• Triluminos display: see exactly what the creator intended with advanced color and gradation
• 4k hdr processor x1: see premium 4k pictures, rich with real-world detail and texture. upscale everything you watch to near-4k with 4k x-reality pro.
• Hdr and dolby vision: bring scenes to life with striking highlights, deeper darks and vibrant colors.

6. Hisense 43H6570G 43-Inch 4K Ultra HD Android Smart TV with Alexa Compatibility (2020)

• The tv's 4k ultra hd delivers more than four times the resolution of a regular 1080p high-definition screen with a powerful, full array led backlight at work to create a sharper, more colorful picture.
• Android tv is a total entertainment hub and brings comprehensive content, including more than 4,000 apps and games to the biggest screen in your home to watch and discover movies, tv shows, music, and games.
• Dolby vision hdr and hdr10 transforms your tv into an entertainment powerhouse, using the same image technology from cinemas to provide amazing realism that you'll see, hear, and feel like never before.
• The h65 is music to your ears-and eyes-thanks to built-in bluetooth connectivity, this universal, invisible technology expands your entertainment options by wirelessly connecting a compatible soundbar, headphone, or stereo components to your tv.
• Measures 37.8 x 22 x 3.3 inches, 14.8 pounds (37.8 x 24.1 x 7.7 inches with included stand, lxhxw, 15.2 pounds), the 43h6570g has a 1-year manufacturer's warranty, and includes a voice remote (batteries included), power cable, and quick start guide.

7. (Renewed) VIZIO V405-G9 40 Inch Class V-Series 4K HDR Smart TV

• Chromecast built-in - download chromecast-enabled apps to your smartphone, then simply tap the cast button to stream on the tv. discover a range of free, subscription or paid content from thousands of apps
• Full-array led backlight - evenly distributes leds across the screen's backlight for superior light uniformity and picture performance
• 3 uhd-ready hdmi ports - supporting the latest mdmi standards, this v-series allows you to connect to uhd-enabled blud-ray players and game consoles
• Octa-core performance - quad-core gpu and quad-core cpu for blazing fast performance and faster, smoother onscreen graphics
• Smart tv - instant access to popular apps right on the tv using the included remote making finding something to watch more fun - discover new shows including movies in 4k ultra hd and hdr

8. VIZIO 40" Class 4K UHD LED SmartCast Smart TV HDR V-Series V405-G9

• This refurbished product is tested and certified to look and work like new. the refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. the product ships with all relevant accessories, and may arrive in a generic box

9. Samsung 43-inch Class Crystal UHD TU-7000 Series - 4K UHD HDR Smart TV

• Hdr: unveils shades of color you can't find on hdtv.
• Power source type: corded electric
• Smart tv powered by tizen : go beyond smart tv with next-gen apps, super easy control, and a host of enhancements that elevate the tv watching experience.
• Crystal display: experience crystal clear colors that are fine-tuned to deliver a naturally crisp and vivid picture.
• Included components: vesa wall mount support
• Crystal processor 4k: this ultra-fast processor transforms everything you watch into stunning 4k.

10. TCL 55S425 55 inch 4K Smart LED Roku TV (2019)

• Inputs: 3 hdmi 2. 0 with hdcp 2. 2 (one with hdmi arc), 1 usb (media player), rf, composite, headphone jack, optical audio out, ethernet
• Direct lit led produces great picture quality. vesa mounting specifications-vesa hole pattern-200mm (v) x 200mm (h). screw size-m6 x 12
• Compatible with alexa and google assistant
• Smart functionality delivers all your favorite content with over 500, 000 movies and tv episodes, accessible through the simple and intuitive roku tv
• Dimensions (w x h x d): tv without stand: 49 x 28. 4 x 3. 1 inches, tv with stand: 49 x 30. 6 x 8 inches
• Pairs 4k ultra hd picture clarity with the contrast, color, and detail of high dynamic range (hdr) for the most lifelike picture.wi-fi:802.11ac 2x2 dual band (support 2.4ghz & 5ghz)