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10 Best 40 Inch Smart Tvs 2025 in the United States
#1
Winner
LG 42-Inch Class OLED evo AI 4K C5 Series Smart TV w/Dolby Atmos, Dolby Vision, HDR10, AI Super Upscaling 4K, Filmmaker Mode, Wow Orchestra, Alexa Built-in (OLED42C5PUA, 2025)
The LG 42-Inch OLED evo AI 4K C5 Series Smart TV offers an impressive viewing experience thanks to its OLED display, which delivers perfect blacks and vibrant colors by controlling each pixel individually. With a 4K resolution and support for Dolby Vision and HDR10, the picture quality is sharp and bright, making movies and shows look stunning. The TV’s 120Hz refresh rate ensures smooth motion, which is great for fast scenes in sports or gaming, although some gamers might wish for a full 144Hz. It also features low response times and advanced gaming tech like NVIDIA G-Sync and AMD FreeSync, making it a strong choice for gaming enthusiasts.
Rating
10.0
Chosen by1,376
Resolution
Smart TV Platform
Refresh Rate
Most important from
199 reviews
#2
INSIGNIA 43" Class F50 Series LED 4K UHD Smart Fire TV with Alexa Voice Remote (NS-43F501NA26)
The INSIGNIA 43" Class F50 Series is a solid choice if you're looking for a smart TV around 40 inches with 4K picture quality. Its 4K Ultra HD resolution combined with HDR10 support helps deliver clear, vibrant images with good contrast, so movies and shows look sharp and colorful. The refresh rate is standard at 60 Hz, which is fine for everyday TV watching but not ideal if you want super-smooth motion for fast-paced sports or gaming.
Rating
9.1
Resolution
Smart TV Platform
HDR (High Dynamic Range)
Most important from
3057 reviews
#3
SAMSUNG 40-Inch Class Full HD F6000 Smart TV (2025 Model) HDR, Object Tracking Sound Lite, Knox Security, One UI Tizen, Smart TV
The Samsung 40-Inch Full HD F6000 Smart TV is a solid choice if you want a reliable mid-range smart TV with good picture quality and smart features. Its 1080p resolution offers clear and sharp images, which is ideal for a 40-inch screen size—perfect for bedrooms or smaller living rooms. Thanks to HDR and Mega Contrast, you’ll notice better brightness and deeper blacks, adding more life to movies and shows. The TV runs on Samsung’s Tizen OS with One UI, an easy-to-use platform that gives quick access to popular apps and an impressive range of free channels, so you can find plenty to watch without extra subscriptions.
Rating
8.8
Smart TV Platform
Connectivity
Sound Quality
Most important from
961 reviews
Top 10 Best 40 Inch Smart Tvs 2025 in the United States
#1
Winner
LG 42-Inch Class OLED evo AI 4K C5 Series Smart TV w/Dolby Atmos, Dolby Vision, HDR10, AI Super Upscaling 4K, Filmmaker Mode, Wow Orchestra, Alexa Built-in (OLED42C5PUA, 2025)
LG 42-Inch Class OLED evo AI 4K C5 Series Smart TV w/Dolby Atmos, Dolby Vision, HDR10, AI Super Upscaling 4K, Filmmaker Mode, Wow Orchestra, Alexa Built-in (OLED42C5PUA, 2025)
Resolution: 4K
Smart TV Platform: webOS
Refresh Rate: 120Hz
HDR (High Dynamic Range): Dolby Vision, HDR10
Connectivity: HDMI 2.1, USB, Bluetooth, Wi-Fi
Sound Quality: Dolby Atmos, LG's Wow Orchestra
Design and Build Quality: Sleek, modern design
Chosen by 1376 this week
INSIGNIA 43" Class F50 Series LED 4K UHD Smart Fire TV with Alexa Voice Remote (NS-43F501NA26)
INSIGNIA 43" Class F50 Series LED 4K UHD Smart Fire TV with Alexa Voice Remote (NS-43F501NA26)
Resolution: 4K Ultra HD
Smart TV Platform: Fire TV
Refresh Rate: 60 Hz
HDR (High Dynamic Range): HDR10
Connectivity: 3 HDMI, USB, Wi-Fi, Bluetooth, AirPlay
Sound Quality: DTS Virtual-X, HDMI eARC support
Viewing Angle: Typical for LED TVs
Design and Build Quality: Slim, wall-mount, approx. 25 lbs
SAMSUNG 40-Inch Class Full HD F6000 Smart TV (2025 Model) HDR, Object Tracking Sound Lite, Knox Security, One UI Tizen, Smart TV
SAMSUNG 40-Inch Class Full HD F6000 Smart TV (2025 Model) HDR, Object Tracking Sound Lite, Knox Security, One UI Tizen, Smart TV
Resolution: 1080p
Smart TV Platform: Samsung Tizen OS with One UI
Refresh Rate: 60 Hz
HDR (High Dynamic Range): HDR
Connectivity: Bluetooth, Wi-Fi, USB, HDMI, Ethernet
Sound Quality: Object Tracking Sound Lite, Q Symphony
Viewing Angle: Typical for LED TVs
Design and Build Quality: Slim, bezel-less design
INSIGNIA 40" Class F40 Series LED Full HD Smart Fire TV with Alexa Voice Remote (NS-40F401NA26)
INSIGNIA 40" Class F40 Series LED Full HD Smart Fire TV with Alexa Voice Remote (NS-40F401NA26)
Resolution: 1080p
Smart TV Platform: Fire TV
Refresh Rate: 60 Hz
HDR (High Dynamic Range): No
Connectivity: 2 HDMI, USB, Wi-Fi, ARC
Sound Quality: DTS Virtual-X
Design and Build Quality: Compact, wall-mountable
TOSHIBA 43" Class C350 Series LED 4K UHD Smart Fire TV with Voice Remote with Alexa (43C350NU)
TOSHIBA 43" Class C350 Series LED 4K UHD Smart Fire TV with Voice Remote with Alexa (43C350NU)
Resolution: 4K
Smart TV Platform: Fire TV
Refresh Rate: 60 Hz
HDR (High Dynamic Range): Dolby Vision HDR
Connectivity: Wi-Fi
Sound Quality: Dolby Atmos
Design and Build Quality: Slim profile, reasonable size
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Amazon Fire TV 40" 2-Series, HD smart TV with Fire TV Alexa Voice Remote, stream live TV without cable
Amazon Fire TV 40" 2-Series, HD smart TV with Fire TV Alexa Voice Remote, stream live TV without cable
Resolution: 1920 x 1080
Smart TV Platform: Fire TV OS
Refresh Rate: 60 Hz
HDR (High Dynamic Range): HDR10, HLG
Connectivity: Wifi or Ethernet
Audio Quality: Dolby Digital Plus, 8W + 8W
Design and Build Quality: Black Plastic, lightweight
VIZIO 40-inch Full HD 1080p Smart TV with DTS Virtual: X, Alexa Compatibility, Google Cast Built-in, Bluetooth Headphone Capable, (VFD40M-08 New)
VIZIO 40-inch Full HD 1080p Smart TV with DTS Virtual: X, Alexa Compatibility, Google Cast Built-in, Bluetooth Headphone Capable, (VFD40M-08 New)
Resolution: 1080p
Smart TV Platform: VIZIO Home, Apple AirPlay, Voice Assistance
Refresh Rate: 60 Hz
HDR (High Dynamic Range): HDR10
Connectivity: Wi-Fi, Bluetooth
Audio Quality: DTS Virtual:X
Design and Build Quality: ThinFrame Design
TCL 40-Inch Class S3 1080p LED Smart TV with Fire TV (40S350F, 2023 Model), Alexa Built-in, Apple AirPlay Compatibility, Streaming FHD Television,Black
TCL 40-Inch Class S3 1080p LED Smart TV with Fire TV (40S350F, 2023 Model), Alexa Built-in, Apple AirPlay Compatibility, Streaming FHD Television,Black
Resolution: 1080p
Smart TV Platform: popular apps like Netflix, Disney+
Refresh Rate: 60 Hz
HDR (High Dynamic Range): supports HDR
Connectivity: Wi-Fi, HDMI
Audio Quality: adequate for casual viewing
Design and Build Quality: FullView metal bezel-less design
Hisense 40-Inch Class A4 Series FHD 1080p Smart Fire TV (40A4NF, 2025 Model) - DTS Virtual: X, Slim Bezel Design, Alexa Built in
Hisense 40-Inch Class A4 Series FHD 1080p Smart Fire TV (40A4NF, 2025 Model) - DTS Virtual: X, Slim Bezel Design, Alexa Built in
Resolution: 1080p
Smart TV Platform: Amazon Fire TV
Refresh Rate: 60 Hz
Connectivity: Bluetooth, Wi-Fi, USB, HDMI
Sound Quality: DTS Virtual: X
Viewing Angle: Typical LCD TV angle
Design and Build Quality: Slim bezel design
#10
Hisense 40-Inch Class QD4 Series QLED FHD Smart Fire TV (40QD4QF, 2025 Model) - Quantum Dot Color, DTS Virtual: X, Alexa Built in, Slim Bezel Design
Hisense 40-Inch Class QD4 Series QLED FHD Smart Fire TV (40QD4QF, 2025 Model) - Quantum Dot Color, DTS Virtual: X, Alexa Built in, Slim Bezel Design
Resolution: 1080p
Smart TV Platform: Fire TV
Refresh Rate: 60 Hz
Connectivity: Bluetooth, HDMI, USB, Wi-Fi
Sound Quality: DTS Virtual:X
Design and Build Quality: Slim Bezel Design
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Buying Guide for the Best 40 Inch Smart Tvs
Choosing the right 40-inch smart TV can significantly enhance your viewing experience. When selecting a TV, it's important to consider various specifications that will impact picture quality, sound, connectivity, and overall performance. Understanding these key specs will help you make an informed decision that best suits your needs and preferences.ResolutionResolution refers to the number of pixels that make up the picture on the screen. Higher resolution means more pixels and a clearer, sharper image. Common resolutions include Full HD (1080p) and 4K (2160p). If you watch a lot of high-definition content or use streaming services that offer 4K content, a 4K TV would be a better choice. For regular TV watching and standard content, Full HD may suffice.
Smart TV PlatformThe smart TV platform is the operating system that runs the TV's smart features, such as apps and streaming services. Popular platforms include Android TV, Roku TV, and proprietary systems like Samsung's Tizen or LG's webOS. Choose a platform that offers the apps and services you use most frequently and has an interface you find easy to navigate.
Refresh RateRefresh rate is the number of times the TV updates the image on the screen per second, measured in Hertz (Hz). Common refresh rates are 60Hz and 120Hz. A higher refresh rate can result in smoother motion, which is particularly beneficial for watching sports or playing video games. If you primarily watch movies and TV shows, 60Hz is usually sufficient. For gaming or fast-paced content, consider a 120Hz TV.
HDR (High Dynamic Range)HDR enhances the contrast and color range of the TV, providing a more realistic and vibrant picture. There are different HDR formats, such as HDR10, Dolby Vision, and HLG. If you enjoy watching movies and shows with rich visuals, a TV with HDR support can significantly improve your viewing experience. Check if the content you watch supports HDR to make the most of this feature.
ConnectivityConnectivity options include HDMI ports, USB ports, and wireless capabilities like Wi-Fi and Bluetooth. More HDMI ports allow you to connect multiple devices, such as gaming consoles, Blu-ray players, and soundbars. USB ports are useful for playing media from external drives. Ensure the TV has enough ports to accommodate your devices and consider wireless options for a cleaner setup.
Sound QualitySound quality is crucial for an immersive viewing experience. While most TVs come with built-in speakers, they may not always provide the best audio quality. Look for TVs with advanced sound technologies like Dolby Audio or DTS. If sound quality is a priority, you might also consider investing in a soundbar or external speakers to enhance the audio experience.
Viewing AngleViewing angle refers to how well the picture quality is maintained when viewed from different angles. A wider viewing angle ensures that the picture remains clear and vibrant even when watching from the side. This is important if you have a wide seating arrangement or often watch TV with a group of people. Look for TVs with IPS panels or technologies that improve viewing angles.
Design and Build QualityThe design and build quality of the TV can affect both aesthetics and durability. Consider the TV's bezel size, stand design, and overall build. A sleek, well-built TV can complement your room's decor and provide a more premium feel. Additionally, a sturdy build ensures the TV will last longer and withstand regular use.