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TCL TCL 75Q77K – Full Specifications TV
RATED
Great
7.8/10

74.5″ TCL 75Q77K – Full Specifications

The TCL 75Q77K is a 74.5-inch 4K QLED Pro TV with Google TV, 144Hz max refresh rate, Dolby Vision IQ, Dolby Atmos,…

74.5″ · 16:9 · MODEL YEAR 2025
TCL●TV
TCL TV
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Display
74.5 in (inches)
74.5
Refresh rate
4K UHD 3840x2160
4K
Dimensions
48 Hz - 144 Hz (hertz)
48 Hz
Weight
HDR10 / HDR10+ / Dolby Vision IQ
10
Processor
Google TV

Overview

Big living rooms wanting a bright Google TV with fast gaming support suit the TCL 75Q77K (74.5 in), a 75-class set from 2025 with a VA panel. It shows 3840 × 2160 at 59 ppi and 48-144 Hz, with AMD FreeSync Premium Pro and HDMI Forum VRR. Dolby Vision, HDR10+ and HLG are supported, with Onkyo sound, Dolby Atmos and DTS Virtual:X. It has four HDMI inputs, two of them HDMI 2.1, and two USB ports, weighs 28.5 kg with the stand and 26.3 kg without it, and uses 400 × 300 mm VESA.

  • 74.5 in VA, 3840 × 2160, 59 ppi
  • 48-144 Hz, FreeSync Premium Pro
  • Dolby Vision, HDR10+, HLG
  • 4 HDMI inputs, 2 × USB
  • 28.5 kg with stand, 400 × 300 VESA

Pros & Cons

Pros
  • Onkyo tuned speakers add Dolby Atmos
  • Seventy-five inches that support 144 Hz
  • Bluetooth Personal Audio allows private listening
  • Three-sided bezelless design keeps edges slim
  • Alexa voice control is listed too
Cons
  • Glossy coating can reflect lamps at night
  • Half the HDMI ports lack 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

7.8/10 Great
Design
8
Display
7
Color
7
Performance
9
Connectivity
8

Editor's Notes

The TCL 75Q77K is a 74.5-inch 4K QLED Pro TV with Google TV, 144Hz max refresh rate, Dolby Vision IQ, Dolby Atmos, and AMD FreeSync Premium Pro gaming support.

Television Identity & Market 5
Specification Value
Brand TCL
Series Q77K
Model 75Q77K
Model Year 2025
Available Colors Black
Screen Geometry & Format 4
Specification Value
Screen Size 74.5 in
Marketed Screen Size 74.5 in
Aspect Ratio 16:9
Screen-to-Body Ratio 95.98 %

74.5" Display Size (189.2 cm) 16:9

189.2cm 74.5" 165 cm / 65" 166.6 cm / 65.6" (overall unit) 92.8 cm 36.5" 95.8 cm 37.7" (overall)

Resolution at a Glance

3840×2160 This screen 8K — 7,680×4,320 4K — 3,840×2,160 FHD — 1,920×1,080 HD — 1,280×720 8.3 MP — 4× the pixels of Full HD
Panel Architecture & Light Control 3
Specification Value
Panel Type VA
Panel Bit Depth 10 bits (8 bits + FRC)
Display Colors 1073741824 colors / 30 bits
Surface Treatment & Viewing Layer 1
Specification Value
Screen Coating Glossy
Resolution, Scaling & Signal 4
Specification Value
Native Resolution 3840 x 2160 pixels / Ultra HD (UHD) / 4K / 2160p
Pixel Density 59 ppi / 23 ppcm
Pixel Pitch 0.43 mm0.043 cm0.0169 in0.0014 ft
HDCP Support Yes
◑ Luminance, Blacks & Contrast 1
Specification Value
Viewing Angles 178° / 178°
Color Reproduction & Calibration 1
Specification Value
Wide Color Gamut Yes
RECOMMENDED VIEWING DISTANCE 75"
Viewing Distance = 1.5–2.5 × Screen Size
75" Centre screen at eye level (~42") 75" TV → 9.3–15.5 ft viewing distance

25° field of view — Comfortable, relaxed viewing.

HDR Formats & Tone Mapping 5
Specification Value
HDR Support
  • Dolby Vision
  • HDR10+
  • HDR10
  • HLG
HDR10 Yes
HDR10+ Yes
Dolby Vision Yes
HLG HLG (Hybrid Log Gamma)
Motion Processing & Response 3
Specification Value
Native Refresh Rate Native - 120 Hz
Maximum Refresh Rate 48 Hz - 144 Hz
Motion Processing 480 MR (Motion Rate)
Console, VRR & Game Tools 5
Specification Value
Variable Refresh Rate AMD FreeSync Premium Pro / HDMI Forum VRR / NVIDIA G-Sync Compatible
Auto Low Latency Mode Yes
High Frame Rate Yes
AMD FreeSync AMD FreeSync Premium Pro
Game Mode Yes
Picture Intelligence & AI 1
Specification Value
AI Picture Engine Yes
Broadcast Tuners & Reception 5
Specification Value
Built-In TV Tuner
  • Yes
Tuner Configuration
  • Analog (NTSC / PAL / SECAM)
  • ATSC
  • Clear QAM
Analog Tuner NTSC / PAL / SECAM
North American Digital Tuner ATSC
Clear QAM clear qam
Compute, Memory & Storage 2
Specification Value
Processor Brand Name AIPQ Pro with AI
System on Chip AIPQ Pro with AI
Smart Platform & System 2
Specification Value
Smart TV Yes
Operating System Google TV
Streaming & Entertainment 4
Specification Value
Netflix Yes
Prime Video Yes
Disney+ Yes
Apple TV+ Yes
Voice Assistants & Search 1
Specification Value
Google Assistant Yes
HDMI Signal Interface 10
Specification Value
Total HDMI Ports
  • 4
HDMI 2.1 Ports
  • 2× HDMI 2.1
HDMI 2.0 Ports
  • 2× HDMI 2.0
HDMI CEC Yes
Audio Return Channel Yes
Enhanced Audio Return Channel Yes
Auto Low Latency Mode Yes
High Frame Rate Yes
Variable Refresh Rate AMD FreeSync Premium Pro / HDMI Forum VRR / NVIDIA G-Sync Compatible
HDCP Support Yes

Ports & Connections

HDMI4USB-A2EtherneteARCOptical AudioSpeaker Out30
USB, Audio & Legacy I/O 5
Specification Value
Total USB Ports
  • 2
USB-A 2.0 Ports
  • 1× USB 2.0
USB-A 3.0 Ports
  • 1× USB 3.0
Ethernet Port 1× RJ45
Optical Audio Output 1× S/PDIF
Wireless, LAN & Casting 9
Specification Value
LAN Yes
Wi-Fi Wi-Fi 8
Wi-Fi Standards 802.11a
Bluetooth Yes
Wi-Fi Direct Yes
DLNA Yes
Apple AirPlay Yes
Apple HomeKit Yes
Chromecast Yes
Speaker Layout & Output 7
Specification Value
Built-In Speakers Yes
Speaker Configuration 2.0 CH 2 x 15 W
Speaker Channels 2.0 CH 2 x 15 W
Built-In Subwoofer No
Subwoofer Configuration No
Total Audio Output 30 W
Total Speaker Output 30 W
Sound Formats & Enhancement 4
Specification Value
Dolby Atmos Yes
Dolby Digital Yes
Dolby Digital Plus Yes
DTS Virtual:X DTS Virtual:X
Camera & Video Calling 1
Specification Value
Built-In Camera No
Connected Home & IoT 1
Specification Value
Apple HomeKit Yes
Panel-Only Size & Mass 4
Specification Value
Width Without Stand 1666 mm
Height Without Stand 958 mm
Depth Without Stand 69 mm
Weight Without Stand 26.3 kg
Assembled TV Size & Mass 4
Specification Value
Width With Stand 1666 mm
Height With Stand 1029 mm
Depth With Stand 343 mm
Weight With Stand 28.5 kg
Exterior Styling & Stand Footprint 1
Specification Value
Chassis Color Black
Wall Mounting & Installation 4
Specification Value
VESA Mount 400 x 300 mm
VESA Interface 400 x 300 mm
VESA Size 400 x 300 mm
Tilt Adjustment No
Electrical Load & Efficiency 5
Specification Value
Power Input 100 V - 120 V220 V - 240 V
AC Frequency 50 Hz - 60 Hz
Typical Power Consumption 500 kWh
Average Power Consumption 500 kWh
Standby Consumption 0.5 W
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)
Gaming Validation & Compatibility 1
Specification Value
ALLM Yes
Regulatory & Industry Approvals 1
Specification Value
In-the-Box Components 1
Specification Value
Screen Size 74.5 in
⚡

Estimated Running Cost

Based on this product's rated power draw, not an independent lab measurement — actual usage varies with settings and content.

Daily₹4.80
Monthly₹144
Annually₹1,752

Draws more power than 82% of the 447 comparable displays we track.

Reviews

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