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tcl TCL 75S551G – Full Specifications TV
RATED
Great
7.2/10

74.5″ TCL 75S551G – Full Specifications

The TCL 75S551G (74.5 in) gives large living rooms a 75-class Google TV without moving up the price ladder.

74.5″ · 1.778:1 / 16:9 · MODEL YEAR 2024
tcl●TV
Display
74.5 in / VA / Direct LED / 3840 x 2160 (4K)
74.5
Refresh rate
50 Hz / 60 Hz
50 Hz
Dimensions
1666.2 mm x 960.1 mm x 71.1 mm (W x H x D)
1666.2
Weight
22.9 kg / 50.49 lbs
22.9 k
Processor
AIPQ with AI

Overview

The TCL 75S551G (74.5 in) gives large living rooms a 75-class Google TV without moving up the price ladder. Its VA panel with direct LED backlight shows 3840 × 2160 at 59 ppi and 60 Hz, with Dolby Vision, HDR10+ and HLG, and a listed 10.5 ms input lag. Two 15 W speakers support Dolby Atmos. It weighs 23.2 kg with the stand and 22.9 kg without it, uses 400 × 400 mm VESA and has three HDMI inputs and one USB port.

  • 74.5 in VA, 3840 × 2160, 59 ppi
  • 60 Hz, 10.5 ms input lag
  • Dolby Vision, HDR10+, HLG
  • 3 HDMI inputs, 1 × USB
  • 23.2 kg with stand, 400 × 400 VESA

Pros & Cons

Pros
  • Seventy-five inches without a premium price
  • Listed input lag of 10.5 ms
  • Stereo speakers rated at 2 × 15 W
  • Adjustable stand width suits wide furniture
  • Stand adds only 0.3 kg to panel
Cons
  • Motion processing is held at 60 Hz
  • Single USB port at 75 inches
  • Needs a 400 × 400 mm mount
  • No local dimming zones are listed at all

Score & Ratings

7.2/10 Great
Design
7
Display
8
Color
6
Performance
7
Connectivity
8
Television Identity & Market 12
Specification Value
Brand TCL
Series S5
Model 75S551G
Full Product Name TCL 75S551G
Model Year 2024
TV Category Entry / Budget Tier
Market Position Budget / Affordable Tier
Primary Use Budget-Conscious Everyday Viewing
Region / Variant Not specified
Launch Status 2024 model year
Available Colors Black
Warranty 1 year standard / 6 months commercial (N. America)
Screen Geometry & Format 9
Specification Value
Screen Size 74.5 in
Marketed Screen Size 74.5 in
Exact Diagonal 1893 mm / 189.3 cm / 74.5276 in / 6.2106 ft
Aspect Ratio 1.778:1 / 16:9
Active Display Width 1650.24 mm / 165.024 cm / 64.9701 in / 5.4142 ft
Active Display Height 928.26 mm / 92.826 cm / 36.5457 in / 3.0455 ft
Display Area 95.76 %
Screen-to-Body Ratio 95.76 %
3D Support No

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" 96 cm 37.8" (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 4
Specification Value
Panel Type VA
Backlight Type Direct LED
Panel Bit Depth 10 bits (8 bits + FRC)
Display Colors 1073741824 colors / 30 bits
Surface Treatment & Viewing Layer 1
Specification Value
Screen Coating Anti-glare / Matte
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 mm / 0.043 cm / 0.0169 in / 0.0014 ft
Native 4K Support Yes
◑ Luminance, Blacks & Contrast 7
Specification Value
Typical Brightness 300 cd/m²
Peak Brightness 355 cd/m²
Static Contrast 6700 : 1
Static Contrast Ratio 6700 : 1
Viewing Angles 178 ° / 178 °
Horizontal Viewing Angle 178 °
Vertical Viewing Angle 178 °
HDR Formats & Tone Mapping 6
Specification Value
HDR Support
  • Dolby Vision
  • HDR10+
  • HDR10
  • HLG
HDR Formats
  • Dolby Vision
  • HDR10+
  • HDR10
  • HLG
HDR10 Yes
HDR10+ Yes
Dolby Vision Yes
HLG Yes
Motion Processing & Response 12
Specification Value
Native Refresh Rate 50 Hz / 60 Hz
Maximum Refresh Rate 60 Hz
Refresh Rate Range 50 Hz / 60 Hz
Vertical Frequency 50 Hz / 60 Hz
Frame Interpolation Motion Rate
Interpolation Technology Motion Rate
Interpolation Value 240
Interpolation Unit MR
Motion Processing MEMC / Motion Rate
Motion Estimation Yes
Minimum Response Time 4.8 ms / 0.0048 s
Input Lag 10.5 ms / 0.0105 s
Console, VRR & Game Tools 3
Specification Value
Auto Low Latency Mode Yes
Game Bar Yes
Game Accelerator Game Accelerator 120
Picture Intelligence & AI 8
Specification Value
Picture Processor AIPQ with AI
AI Processor AIPQ with AI
AI Upscaling Yes
AI Picture Yes
AI Contrast Yes
AI Color Yes
AI Clarity Yes
AI HDR Enhancement Yes
Broadcast Tuners & Reception 6
Specification Value
Built-In TV Tuner
  • Yes
Tuner Configuration Analog (NTSC / PAL / SECAM), ATSC, Clear QAM
Analog Tuner Yes
North American Digital Tuner ATSC
Clear QAM Yes
Cable/Antenna Input Yes
Compute, Memory & Storage 2
Specification Value
Processor Brand Name AIPQ with AI
Picture Processor AIPQ 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 4
Specification Value
Voice Control Yes
Far-Field Voice Control Yes
Amazon Alexa Yes
Google Assistant Yes
HDMI Signal Interface 6
Specification Value
Total HDMI Ports
  • 3
HDMI 2.0 Ports
  • Present
HDMI CEC Yes
Enhanced Audio Return Channel Yes
eARC Port Yes
Auto Low Latency Mode Yes

Ports & Connections

HDMI3USB-AEtherneteARCOptical AudioAntenna / RFCable / SatelliteComposite / AV
USB, Audio & Legacy I/O 5
Specification Value
Total USB Ports
  • 1
Ethernet Port Yes
Optical Audio Output Optical
Antenna Input Yes
Composite Input Yes
Wireless, LAN & Casting 9
Specification Value
LAN Yes
Wi-Fi Yes
Wi-Fi Standards 802.11a / 802.11ac / 802.11b / 802.11g / 802.11n
Bluetooth Yes
Apple AirPlay Yes
Apple HomeKit Yes
Chromecast Yes
Google Cast Yes
Miracast Yes
Speaker Layout & Output 3
Specification Value
Built-In Speakers 2 x 15 W / 2.0 CH / 30 W
Main Speakers 2 x 15 W / 2.0 CH / 30 W
Audio Brand Onkyo
Sound Formats & Enhancement 4
Specification Value
Dolby Atmos Yes
Dolby Digital Yes
DTS Virtual:X Yes
Bluetooth Audio Yes
Camera & Video Calling 1
Specification Value
Built-In Camera No
Connected Home & IoT 1
Specification Value
Apple HomeKit Yes
Panel-Only Size & Mass 5
Specification Value
Dimensions Without Stand 1666.2 mm x 960.1 mm x 71.1 mm (W x H x D)
Width Without Stand 1666.2 mm
Height Without Stand 960.1 mm
Depth Without Stand 71.1 mm
Weight Without Stand 22.9 kg / 50.49 lbs
Assembled TV Size & Mass 5
Specification Value
Dimensions With Stand 1666.2 mm x 1023.6 mm x 373.4 mm (W x H x D)
Width With Stand 1666.2 mm
Height With Stand 1023.6 mm
Depth With Stand 373.4 mm
Weight With Stand 23.2 kg / 51.15 lbs
Shipping Carton Measurements 5
Specification Value
Box Dimensions 1849.1 mm x 1125.2 mm x 190.5 mm (W x H x D)
Box Width 1849.1 mm
Box Height 1125.2 mm
Box Depth 190.5 mm
Box Weight 32.5 kg / 71.65 lbs
Exterior Styling & Stand Footprint 2
Specification Value
Stand Width 1315.7 mm / 131.57 cm / 51.7992 in / 4.3166 ft
Chassis Color Black
Wall Mounting & Installation 10
Specification Value
VESA Mount 400 x 400 mm
VESA Interface 400 x 400 mm
VESA Size 400 x 400 mm
Removable Stand No
Stand Type Stand with sticks / Adjustable stand width
Stand Name Stand with sticks / Adjustable stand width
Height Adjustment Yes
Swivel Adjustment No
Tilt Adjustment No
Portrait Mode No
Electrical Load & Efficiency 6
Specification Value
Power Input 100 V - 120 V / 220 V - 240 V
110V Input Range 100 V - 120 V
220V Input Range 220 V - 240 V
AC Frequency 50 Hz - 60 Hz
Standby Consumption 0.5 W
Annual Energy Consumption 437 kWh
Environmental Operating Limits 4
Specification Value
Operating Temperature 5 °C - 35 °C / 41 °F - 95 °F
Operating Humidity 20 % - 80 %
Storage Temperature -15 °C - 45 °C / 5 °F - 113 °F
Storage Humidity 10 % - 90 %
Gaming Validation & Compatibility 2
Specification Value
Game Bar Yes
ALLM ALLM
Regulatory & Industry Approvals 1
Specification Value
RoHS Yes
Privacy, Security & Parental Control 1
Specification Value
Parental Controls Yes
In-the-Box Components 10
Specification Value
Remote Control Backlit voice remote control
Remote Type Backlit voice remote control
Remote Voice Control Yes
Screen Size 74.5 in
Dimensions 1666.2 mm x 1023.6 mm x 373.4 mm (W x H x D)
Weight 23.2 kg / 51.15 lbs
Brightness 355 cd/m²
Response Time 4.8 ms / 0.0048 s
Input Lag 10.5 ms / 0.0105 s
Refresh Rate 50 Hz / 60 Hz
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.

⚡

Estimated Running Cost

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

Daily—
Monthly—
Annually—

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

Reviews

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DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT SHEET № 75S551G