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TCL 50C7K vs 55A400M Comparison
Side by side
50C7K 55A400M
- 50C7K has a 50-inch screen; 55A400M has a larger 55-inch screen.
- 50C7K specifies 2,048 local dimming zones and 2,000-nit peak brightness; 55A400M specifies up to 488 dimming zones but does not state peak brightness.
- 50C7K specifies 4K resolution, a native 144Hz refresh rate and AMD FreeSync; 55A400M does not specify resolution, refresh rate or gaming features.
- 50C7K is 68 mm deep without its stand; 55A400M is 39.9 mm deep without its stand and features a flush-fit wall look and Art Gallery mode.
- 50C7K specifies 2 × 15W audio with Dolby Atmos and DTS Virtual:X; 55A400M features an ONKYO Hi-Fi system with side-firing speakers.
| 項目/item | 50C7K | 55A400M |
| Screen size | 50 inches; stated diagonal: 126 cm | 55 inches |
| Display technology | QD-MiniLED with QLED quantum dot technology | QD-Mini LED with QLED technology |
| Panel type | LCD, VA panel | Not specified |
| Resolution | 3840 × 2160, 4K UHD | Not specified |
| Local dimming zones | 2,048 | Up to 488 |
| Peak brightness | 2,000 nits | Not specified |
| Contrast ratio | 5000:1 | Not specified |
| Color reproduction | 97% DCI-P3 coverage; over one billion colors | Wider and more accurate color range; coverage not specified |
| Native refresh rate | 144Hz | Not specified |
| MEMC | 120Hz | Not specified |
| Picture processor | AiPQ Pro Processor with real-time picture, color, contrast and clarity optimization | Not specified |
| HDR formats | Dolby Vision IQ, HDR10+, HLG | Not specified |
| IMAX Enhanced support | ✅ | ❌ Not specified |
| Audio system | 2.0-channel | ONKYO Hi-Fi system |
| Audio output | 2 × 15W | Not specified |
| Surround audio formats | Dolby Atmos, DTS Virtual:X | Not specified |
| Speaker design | Not specified | Side-firing speakers with wide sound field acoustic design |
| Smart TV platform | Google TV | Not specified |
| Hands-free voice control | ✅ Built-in Google Assistant | ❌ Not specified |
| Wireless connectivity | Wi-Fi 5; Bluetooth 5.4 | Not specified |
| Interfaces and content protection | HDMI 2.1 with eARC and ARC support; HDMI 2.0; HDMI 1.4; HDCP 2.2 | Not specified |
| Gaming features | AMD FreeSync; Game Master | Not specified |
| Art Gallery mode | ❌ Not specified | ✅ Digital art display when not in use |
| Exterior design | Not specified | Flat, slim design with a flush-fit wall look |
| Light-emitting chip brightness improvement | Not specified | Claimed 53.8% improvement; comparison baseline not specified |
| Light-emitting chip energy efficiency improvement | Not specified | Claimed 10% improvement; comparison baseline not specified |
| Dimensions with stand (W × H × D) | 1110 × 705 × 300 mm | 1228 × 758 × 295 mm |
| Dimensions without stand (W × H × D) | 1110 × 647 × 68 mm | 1228 × 710 × 39.9 mm |
| Stand size (W × D) | Not specified | 862.6 × 295 mm |
| VESA mounting pattern | 300 × 300 mm | 400 × 400 mm |
| Net weight with stand | 12.2 kg | 12.5 kg |
| Net weight without stand | Not specified | 12.1 kg |
| Gross weight with packaging | Not specified | 16.5 kg |
| Package dimensions (L × W × H) | Not specified | 1360 × 875 × 122 mm |
| Warranty period | 3 years | |
| Energy label grade | Grade 2 | |
| Annual energy consumption | 86 kWh | Not specified |
| Energy efficiency index | 0.19 | Not specified |
| Place of manufacture | China | Not specified |
The above information is analyzed and compared by AI, and the content may not be 100% accurate. If you have any questions, please contact our sales staff or the brand for inquiries.