
54.6″ TCL 55Q77K – Full Specifications
Bright living rooms and console corners suit the TCL 55Q77K (54.6 in), a 55-class Google TV from 2025 with a VA panel.
Overview
Bright living rooms and console corners suit the TCL 55Q77K (54.6 in), a 55-class Google TV from 2025 with a VA panel. It shows 3840 × 2160 at 80 ppi and 240 Hz listed, with Game Accelerator 240, AMD FreeSync Premium Pro and VRR. Dolby Vision, HDR10+ and HLG are supported, with Dolby Atmos and DTS Virtual:X sound. It has four HDMI inputs, two of them HDMI 2.1, and two USB ports, uses 300 × 300 mm VESA and has a glossy screen coating.
- 54.6 in VA, 3840 × 2160, 80 ppi
- 240 Hz listed, FreeSync Premium Pro
- Dolby Vision, HDR10+, HLG
- 4 HDMI inputs, 2 × USB
- 300 × 300 VESA, glossy coating
Pros & Cons
- Game Accelerator 240 targets fast shooters
- Dolby Vision and HDR10+ cover both camps
- DTS Virtual:X widens the sound stage
- Two HDMI 2.1 ports cover current consoles
- Google TV opens a wide app catalogue
- Glossy coating picks up window glare
- Only half the HDMI sockets are version 2.1
- Basic built-in speakers, so a soundbar helps for movies
- VA-type panel loses some contrast and colour from off-centre seats
Score & Ratings
| Specification | Value |
|---|---|
| Brand | TCL |
| Series | Q77K |
| Model | 55Q77K |
| Model Year | 2025 |
| Available Colors | Black |
| Specification | Value |
|---|---|
| Screen Size | 54.6-inch |
| Marketed Screen Size | 54.6-inch |
| Aspect Ratio | 16:9 |
| Screen-to-Body Ratio | 94.84% |
54.6" Display Size (138.8 cm) 16:9
| Specification | Value |
|---|---|
| Panel Type | VA |
| Panel Bit Depth | 10-bit (8-bit + FRC) |
| Display Colors | 1.07 Billion Colors |
| Specification | Value |
|---|---|
| Screen Coating | Glossy |
| Specification | Value |
|---|---|
| Native Resolution | 3840 × 2160 (4K UHD) |
| Pixel Density | 80 PPI |
| Pixel Pitch | 0.315 mm |
| Specification | Value |
|---|---|
| Static Contrast | High (VA Panel) |
| Static Contrast Ratio | High (VA Panel) |
| Viewing Angles | 178° / 178° |
| Specification | Value |
|---|---|
| HDR Support |
|
| Specification | Value |
|---|---|
| Native Refresh Rate | 120Hz |
| Maximum Refresh Rate | 240Hz |
| Motion Processing | 240 MR |
| Specification | Value |
|---|---|
| Variable Refresh Rate | Yes |
| Auto Low Latency Mode | Yes |
| AMD FreeSync | Yes |
| Game Mode | Yes |
| Specification | Value |
|---|---|
| AI Upscaling | Yes |
| Specification | Value |
|---|---|
| Built-In TV Tuner |
|
| Tuner Configuration |
|
| Analog Tuner | NTSC / PAL / SECAM |
| North American Digital Tuner | ATSC |
| Clear QAM | clear qam |
Compute, Memory & Storage 1
| Specification | Value |
|---|---|
| Processor Brand Name | AIPQ with AI |
| Specification | Value |
|---|---|
| Smart TV | Yes |
| Operating System | Google TV |
| Specification | Value |
|---|---|
| Netflix | Yes |
| Prime Video | Yes |
| Disney+ | Yes |
| Apple TV+ | Yes |
| Specification | Value |
|---|---|
| Voice Control | Yes |
| Specification | Value |
|---|---|
| Total HDMI Ports |
|
| HDMI 2.1 Ports |
|
| HDMI 2.0 Ports |
|
| Auto Low Latency Mode | Yes |
| Variable Refresh Rate | Yes |
Ports & Connections
| Specification | Value |
|---|---|
| Total USB Ports |
|
| USB-A 2.0 Ports |
|
| USB-A 3.0 Ports |
|
| Specification | Value |
|---|---|
| Wi-Fi | Yes |
| Bluetooth | Yes |
| Wi-Fi Direct | Yes |
| DLNA | Yes |
| Specification | Value |
|---|---|
| Built-In Speakers | Yes |
| Speaker Configuration | 2.0 CH |
| Speaker Channels | 2.0 CH |
| Built-In Subwoofer | Yes |
| Subwoofer Configuration | 20W |
| Specification | Value |
|---|---|
| Dolby Atmos | Yes |
| Dolby Digital | Yes |
| Dolby Digital Plus | Yes |
| DTS Virtual:X | DTS Virtual:X |
| Specification | Value |
|---|---|
| Built-In Camera | No |
| Specification | Value |
|---|---|
| Width Without Stand | 1224 mm |
| Height Without Stand | 709 mm |
| Depth Without Stand | 69 mm |
| Specification | Value |
|---|---|
| Width With Stand | 1224 mm |
| Height With Stand | 769 mm |
| Depth With Stand | 292 mm |
| Specification | Value |
|---|---|
| Chassis Color | Black |
| Specification | Value |
|---|---|
| VESA Mount | 300 × 300 mm |
| VESA Interface | 300 × 300 mm |
| VESA Size | 300 × 300 mm |
| Specification | Value |
|---|---|
| Power Input | 100–240V |
| AC Frequency | 50–60Hz |
| Typical Power Consumption | 225 kWh |
| Average Power Consumption | 225 kWh |
| Standby Consumption | 0.5W |
Environmental Operating Limits 4
| Specification | Value |
|---|---|
| Operating Temperature | 5 °C - 35 °C (degrees Celsius) / 41 °F - 95 °F (degrees Fahrenheit) |
| Operating Humidity | 20 % - 80 % (percent) |
| Storage Temperature | -15 °C - 45 °C (degrees Celsius) / 5 °F - 113 °F (degrees Fahrenheit) |
| Storage Humidity | 10 % - 90 % (percent) |
| Specification | Value |
|---|---|
| ALLM | Yes |
Regulatory & Industry Approvals 1
| Specification | Value |
|---|---|
| CE | Yes |
| Specification | Value |
|---|---|
| Screen Size | 54.6-inch |
25° field of view — Comfortable, relaxed viewing.
Estimated Running Cost
Based on this product's rated power draw, not an independent lab measurement — actual usage varies with settings and content.
Draws more power than 82% of the 447 comparable displays we track.
