| Model No |
55C845 |
55U78N |
| 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 |
120 Hz |
144 Hz |
| Viewing Angle |
178°/178° |
178°/178° |
| USB |
| USB Version |
: 2.0 |
| Supported Audio Formats |
: MP3, M4A, AAC, AAC+, WAV, WMV, FLAC, 3GPP |
| Supported Video Formats |
: AVI, MKV, MPEG, MPEG-4, WMV, 3GPP, DivX, VP9, Xvid, H.263, H.264, H.265 |
| Supported Picture Formats |
: JPEG, GIF, PNG |
|
| USB Version |
: 3.0 |
| Supported Audio Formats |
: MPEG, WMA, FLAC, MP3, AAC, WAV, OPUS |
| Supported Video Formats |
: AVI, MP4, MKV, TS, FLV, WMV, MOV, MPEG, WEBM, AVC, HEVC |
| Supported Picture Formats |
: JPEG, BMP, PNG, GIF |
|
| Video |
| Backlight |
: 4K UHD QLED Mini LED |
| HLG |
: Yes |
| Ai-HDR |
: Yes |
| Ai-Color |
: Yes |
| HDR 10 |
: Yes |
| HDR 10+ |
: Yes |
| Ai-Scene |
: Yes |
| Ai-Clarity |
: Yes |
| HVA PRO |
: Yes |
| Ai-Motion |
: Yes |
| Ai-Contrast |
: Yes |
| Low Reflection |
: Yes |
| Dolby Vision IQ |
: Yes |
| Dynamic α Technology |
: Yes |
| Full Array Local Dimming |
: Yes |
| Quantum Dot Technology |
: Yes |
| Contrast Ratio |
: 6000:1 |
| Local Dimming |
: Yes, 480 Zones |
| Panel Type |
: VA, AGLR, DLED |
| System Brightness - Full White |
: Typ：800cd/m2 |
| Micro Dimming |
: Yes, 2304 Zones |
| System Brightness - Peak |
: HDR: 2000cd/m2 |
| Picture Engine |
: AiPQ 3.0 Processor |
|
| Backlight |
: 4K UHD MINI-LED PRO QLED & ULED |
| HLG |
: Yes |
| HDR |
: Yes |
| MEMC |
: Yes |
| HDR10 |
: Yes |
| HDR10+ |
: Yes |
| Dolby Vision™ |
: Yes |
| 4K Upscaling |
: Yes |
| Local Dimming |
: Yes |
| Hi-View Engine |
: Yes |
| AIPQ, Local TMO |
: Yes |
| Filmmaker Mode |
: Yes |
| Wide Color Gamut |
: Yes |
| Total HDR Solution |
: Yes |
| High Brightness Level |
: Yes |
| Digital Noise Reduction |
: Yes |
| Mini-Led Pro Technology |
: Yes |
| Quantum Dot Technology |
: Yes |
| Full Array Local Dimming |
: Yes |
| Screen Type |
: Flat |
| Local Dimming Zones |
: 240 |
| Contrast Ratio |
: 3000:1 |
| Motion Rate |
: 480 Hz |
| Peak Brightness |
: 1500 Nits |
|
| Audio |
| Audio Output ( RMS ) |
: 2 X ( 10 + 10 ) + 20 W |
| Dolby Atmos |
: Yes |
| IMAX Enhanced |
: Yes |
| Golden Ear Tuning |
: Yes |
| AI - Sonic Adaptation |
: Yes |
| Bluetooth Audio Only |
: Yes |
| Sound Channel |
: ONKYO 2.1 Channel |
| DTS Premuim Sound |
: DTS-HD+DTS Virtual X |
|
| Sound Output Power( RMS ) |
: 2 X 10 W + 20 W |
| Bluetooth Audio |
: Yes |
| IMAX Enhanced |
: Yes |
| Speakers Type |
: Down |
| Speakers |
: Embedded |
| Multi-Channel Audio |
: 2.1 Channel |
| Sound Technology |
: Dolby Atmos / DTS Virtual:X |
|
| Connectivity Options |
| HDMI 2.1 |
: 4 ( HDMI 1: 4K@144Hz ; HDMI2 : 4K@120Hz；HDMI 3 & 4 : 4K@60Hz ) |
| USB 2.0 |
: EU : 1S, Other Region : 2S |
| Airplay2 |
: Yes |
| Bluetooth 5.2 |
: Yes |
| Ethernet / LAN |
: Yes |
| HDMI2. 1 ( ALLM ) |
: Yes |
| Composite Video Input |
: 1S - Mini RCA |
| RF Input |
: 1S---IEC, 1S---F Type |
| HDMI2. 1 ( eARC & ARC ) |
: Yes, With Cerfication |
| HDMI CEC |
: Yes, With Cerfication |
| USB Subtitle |
: SUB / ASS / SRT / SMI |
| HDMI2. 1(VRR) |
: Yes, Up To 4K@144Hz |
| Wi-Fi |
: MT7921 / WIFI6，Integrated，802.1b/g/n/ac/ax，2.4G / 5G |
|
| HDMI ( 2.0 + 2.1 ) |
: 4 ( HDMI 2.0 X 2, HDMI 2.1 X 2 ) |
| USB ( 2.0 + 3.0 ) |
: 2 ( USB 2.0 X 1, USB 3.0 X 1 ) |
| HDMI ARC |
: Yes |
| HDMI CEC |
: Yes |
| RF Antenna |
: Yes |
| Bluetooth™ 5.3 |
: Yes |
| Ethernet / LAN |
: Yes |
| Earphone / Audio output |
: Yes |
| Digital Audio Output Optical |
: Yes |
| Wi-Fi Built In |
: 802.11 ax Three Band ( 2.4 / 5 / 6 GHz ) |
|
| Smart TV Features |
| Operating System |
: Google TV |
| CPU |
: ARM CORTEX- A73 |
| GPU |
: ARM Mali-G52 2EE MP2 |
| RAM |
: 3 GB |
| ROM |
: 32 GB |
| Alexa |
: Yes |
| Netflix |
: Yes |
| Diseny+ |
: Yes |
| Apple TV+ |
: Yes |
| You Tube |
: Yes |
| AR Fitness |
: Yes |
| Kid's Profile |
: Yes |
| Prime Video |
: Yes |
| Apple Homekit |
: Yes |
| Works With Alexa |
: Yes |
| Google Assistant Built-In |
: Yes |
| Hands - Free Voice Control |
: Yes |
| Miracast ( Wireless Display ) |
: Yes |
|
| Operating System |
: Google TV |
| Netflix |
: Yes |
| YouTube |
: Yes |
| Smart TV |
: Yes |
| Google Assistant Built-In |
: Yes |
| Hands-Free Voice Control |
: Yes |
| Works With Amazon Alexa |
: Yes |
| Far-Fireld Voice Recognition |
: Yes |
| Screen Mirror |
: DLNA / Miracast |
| App Store |
: Yes ( Google Play Store ) |
| Built-In Web Browser |
: Yes ( Google Play Store ) |
|
| Other Features |
| Design |
: Floating Bass Design |
| Aiming Aid |
: Yes |
| Video Chat |
: Yes |
| Screenshot |
: Yes |
| Multi Visual |
: Yes |
| Online Video |
: Yes |
| Quick Settings |
: Yes |
| Gesture Control |
: Yes |
| Game Master 2.0 |
: Yes |
| Multiple Eye Care |
: Yes |
| TÜV Low Blue Light |
: Yes |
| Game Picture Mode |
: Yes |
| Shadow Enhancement |
: Yes |
| Vesa Wall Mount Support |
: Yes |
| Variable Refresh Rate ( VRR ) |
: Yes |
| AMD FreeSync Premium Pro |
: Yes |
| Auto Low Latency Mode ( ALLM ) |
: Yes |
| Subtitle |
: Yes（ DTV ） |
| Warranty |
: 1 Year Warranty |
| PVR / Time Shift |
: Yes ( Comply With Different Regional Standards ) |
|
| Design |
: Premium Design |
| Game Bar |
: Yes |
| Sport Mode |
: Yes |
| Sleep Timer |
: Yes |
| AI Sports Mode |
: Yes |
| Parental Control |
: Yes |
| Game Mode Pro |
: Yes |
| Closed Captioning |
: Yes |
| Variable Refresh Rate ( VRR ) |
: Yes |
| Auto Low-latency Mode ( ALLM ) |
: Yes |
| TV System |
: ATSC3.0 / ISDB / NTSC |
| On Screen Display |
: English, French, Spanish |
| Warranty |
: 1 Year Warranty Included |
| Menu Languages |
: English, French, Spanish, German, Chinese |
|
| General Details |
| Power Supply ( Voltage, Hz ) |
: AC 100 V - 240 V 50/60Hz |
| Power Consumption |
: 220 W |
| Power Consmption Standby |
: 0.5 W |
| Weight Without Stand |
: 16.7 Kg |
| Weight With Stand |
: 18.7 Kg |
| Packaging Weight |
: 23.2 Kg |
| Wall Mount Size |
: 300 mm X 300 mm |
|
| Power Supply |
: AC 100V-240V,50Hz/60Hz |
| Power Consumption |
: 180 W |
| Power Consumption Standby |
: ≤0.5 W |
| Net Weight |
: 13.9 Kg |
| Weight Including Stand |
: 15.4 Kg |
| Gross Weight |
: 21.3 Kg |
| VESA Wall Mount Standard Size |
: 400 mm X 200 mm |
|
| Supplied Accessories |
| Remote Control |
: Yes |
| User Manual |
: Yes |
| Warranty Card |
: Yes |
|
| Voice Remote Control |
: Yes |
| 2 Batteries |
: Yes |
| Power Cord |
: Yes |
| User Manual |
: Yes |
| Quick Start Guide |
: Yes |
| Safety and Warranty |
: Yes |
| Wall Mount Screw |
: M6 |
|
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Compare TCL 55C845 with:
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Compare Hisense 55U78N with:
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Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. If you're comparing Hisense 55U78N and TCL 55C845, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Hisense 55U78N and TCL 55C845 offer different motion rates (144 Hz vs 120 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. From a practical standpoint, both options provide a reliable viewing experience for most users. Verdict: Choosing between Hisense 55U78N and TCL 55C845 depends on your usage, whether you prioritize display quality, smoother motion, or smart features. Top Differences- Refresh Rate: 144 Hz Vs 120 Hz
- Display Technology: 4K UHD MINI-LED PRO QLED & ULED Vs 4K UHD QLED Mini LED
- Local Dimming: Yes Vs Yes, 480 Zones
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