| Model No |
55U6H |
55S451-CA |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
55 Inch (139 cm) |
55 Inch (139 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
240 Hz |
60 Hz |
| Viewing Angle |
178°/178° |
178°/178° |
| USB |
| USB Version |
: 2.0 |
| Supported Audio Formats |
: WMA, WMV, MP4, FLAC, MP2, MP3 |
| Supported Video Formats |
: AVI, WMV, MP4, MOV, 3GP, MKV, MPG, MPEG, VOB, FLV, WebM, OGM |
| Supported Picture Formats |
: JPEG, BMP, PNG, GIF, MPO |
|
| USB Version |
: 2.0 |
| Supported Audio Formats |
: AAC, MP3, FLAC |
| Supported Video Formats |
: MPEG4 Xvid, H.264, H.265, VC1, VP9 |
| Supported Picture Formats |
: JPEG, PNG, BMP |
|
| Video |
| Backlight |
: 4K ULED |
| Backlight Tipe |
: Full Array |
| Noise Reduction |
: Yes |
| 4K Upscaling |
: Yes |
| Screen Resulution |
: 4K |
| Dolby Vision |
: Yes |
| HDR10 |
: Yes |
| HDR10+ |
: Yes |
| HLG |
: Yes |
| MEMC |
: Yes |
| Wide Color Gamut |
: Quantum Dot |
| Brightness Level |
: Up To 600 Nits Peak Brightness |
|
| Backlight |
: 4K UHD HDR LED TV |
| HDR10 |
: Yes |
| HLG |
: Yes |
| Resolution |
: UHD |
| Display Colors |
: 1.07 Billion |
|
| Audio |
| Sound Output Power |
: 2 X 10 W |
| DTS : X |
: Yes |
| Audio Technologies |
: Dolby Atmos |
|
| Audio Output ( RMS ) |
: 10 W + 10 W |
| Premium Audio |
: Dolby Digital Plus |
|
| Connectivity Options |
| HDMI |
: 4 |
| USB |
: 2 |
| Ethernet / LAN |
: Yes |
| HDMI ARC |
: Yes |
| HDMI CEC |
: Yes |
| RF Antenna |
: Yes |
| Bluetooth® |
: Yes |
| Wireless Built- In |
: Yes |
| Digital Audio Output Optical |
: Yes |
| Earphone / Audio Output |
: Yes |
| RCA Composite Video Input |
: Yes |
| L / R Audio Input For Composite |
: Yes |
| Wi-Fi Built In |
: Yes ( 1 X 2 Dual-Band | 802.11ac ) |
|
| HDMI 2.0 |
: 4 ( 1 eARC ) |
| USB 2.0 |
: 1 |
| Bluetooth® |
: Yes |
| Headphone Jack |
: 1 Yes |
| RF Antenna Input |
: 1 Yes |
| Composite Audio / Video Input |
: 1 Yes |
| Digital Optical Audio Output |
: 1 Yes |
| Fast WiFi |
: 802.11ac 2X2 Dual Band ( Support 2.4GHz & 5GHz ) |
|
| Smart TV Features |
| Google TV |
: Yes |
| Smart TV |
: Yes |
| Work With Alexa |
: Yes |
| Web Browser |
: Yes |
| Chromecast |
: Yes |
| Hands Free Voice Control |
: Yes |
| Auto Low-Latency Mode |
: Yes |
| Google Assistant Built - In |
: Yes |
| App Store |
: Yes ( Google Play App Store ) |
|
| Operating System |
: Roku TV |
| Chromecast Built-In |
: Yes |
| Works With Alexa |
: Yes |
| Quick And Easy Search |
: Yes |
| Works With Hey Google |
: Yes |
| Works With Apple Homekit |
: Yes |
| Easy Voice Control |
: Works With Siri, Alexa, And Hey Google |
|
| Other Features |
| Design |
: Metal Bezel-Less |
| Sleep Timer |
: Yes |
| Closed Caption |
: Yes |
| Parental Control |
: Yes |
| Warranty |
: 2 - Year Warranty |
| On -Screen Display |
: English, French, Spanish |
|
| Sleep Timer |
: Yes |
| Closed Caption |
: Yes |
| 1 Year Limited Warranty |
: Yes |
| Parental Control ( V-Chip ) |
: Yes |
| Accessible Menu System ( CVAA ) |
: Yes |
| Live TV Pause From Antenna ( Up To 30 Minutes ) |
: Yes |
| Control Buttons |
: One Button |
| Multilingual On-Screen-Display |
: English, Spanish, French |
| Tuner Type |
: ATSC / NTSC / Clear QAM |
|
| General Details |
| Power Supply |
: AC 120V, 50 / 60Hz |
| Power Consumption |
: 170 W |
| Energy Efficiency Class |
: 0.5 W |
| Weight Without Stand |
: 13.87 Kg |
| Weight With Stand |
: 14.19 Kg |
| Weight With Packaged |
: 19.18 Kg |
| VESA Mount Pattern |
: 300 mm x 200 mm |
|
| Power Supply (Voltage, Hz) |
: AC 100V-240V 50/60Hz |
| Annual Power Consumption |
: 100 kWh/Y |
| Power Consumption Standby |
: ＜0.5 W |
| Weight Without Stand |
: 9.97 Kg |
| Weight With Stand |
: 10.20 Kg |
| Packaging Weight |
: 15.01 Kg |
| VESA Walll Mount Pattern |
: 200 mm X 200 mm |
|
| Supplied Accessories |
| Voice Remote Control |
: Yes |
| 2 Batteries |
: Yes |
| Quick Set Up Guide |
: Yes |
| User Manual |
: Yes |
| Power Cable |
: Yes |
| Wall Mount Screw |
: M6 |
|
| Remote Control - 1N |
: RC280 |
| 2 AAA Batteries - 2N |
: Yes |
| User Manual - 1N |
: Yes |
| Warranty Info - 1N |
: Yes |
| Screw Size |
: M6 X 12 |
| Quick Start Guide - 1N |
: Yes English |
|
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Compare Hisense 55U6H with:
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Compare TCL 55S451-CA with:
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Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Hisense 55U6H and TCL 55S451-CA offer different motion rates (240 Hz vs 60 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. If you're comparing Hisense 55U6H and TCL 55S451-CA, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. Both TVs come with smart platforms that support popular streaming apps and voice control features. Hisense 55U6H and TCL 55S451-CA differ in resolution (4K 3840 x 2160 vs UHD), which can affect overall clarity and sharpness of the display. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. In general, both TVs cater to modern entertainment needs, including streaming, gaming, and everyday viewing. Verdict: Choosing between Hisense 55U6H and TCL 55S451-CA depends on your usage, whether you prioritize display quality, smoother motion, or smart features. Top Differences- Resolution: 4K 3840 x 2160 Vs UHD
- Refresh Rate: 240 Hz Vs 60 Hz
- Display Technology: 4K ULED Vs 4K UHD HDR LED TV
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