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hisense Hisense 55U6SF – Full Specifications TV
RATED
Great
7.8/10

54.6″ Hisense 55U6SF – Full Specifications

Fire TV and Mini LED meet in the Hisense 55U6SF, a 54.6-inch 4K smart TV with Dolby Vision IQ.

54.6″ · 1.778:116:9 · MODEL YEAR 2026
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Display
54.6", Mini LED, 3840 x 2160 pixels
54.6
Refresh rate
48 Hz - 144 Hz (hertz)
48 Hz
Dimensions
1226 x 715 x 67 mm (millimeters)
1226
Weight
12.5 kg (kilograms)
12.5 k
Processor
Hi-View AI Engine (4K)
4K

Pros & Cons

Pros
  • 54.6-inch Mini LED 4K panel with Not published
  • 48 Hz 144 Hz (hertz) motion specification fits the model's intended use
  • Fire TV and Hi-View AI Engine (4K) provide integrated streaming and upscaling
  • 2 x HDMI 2.0 + 4 x HDMI 2.1 plus HDMI eARC, optical cover the main home-entertainment connections
  • 55U6SF offers a clearly defined size alternative to 50U6SF
Cons
  • Brightness, contrast and local-dimming zone counts are unpublished.
  • Built-in audio is limited to a published 20W 2.0-channel system
  • No DisplayPort or USB-C video input is listed
  • The port sheet lists two HDMI 2.0 plus four HDMI 2.1 inputs, an unusual six-HDMI total that should be confirmed against the regional manual.

Score & Ratings

7.8/10 Great
Design
7
Display
8
Color
8
Performance
9
Connectivity
7
Television Identity & Market 6
Specification Value
Brand Hisense
Series U6SF
Model 55U6SF
Model Alias 55QD8SF2026 Hisense 55" Class U6 ULED MiniLED 4K Fire TV
Model Year 2026
Available Colors Black
Screen Geometry & Format 4
Specification Value
Screen Size 54.6 in (inches)
Marketed Screen Size 54.6 in (inches)
Aspect Ratio 16:9
Screen-to-Body Ratio 93.89 % (percent)

54.6" Display Size (138.7 cm) 16:9

138.7cm 54.6" 121 cm / 47.6" 122.6 cm / 48.3" (overall unit) 68 cm 26.8" 71.5 cm 28.1" (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 Mini LED
Panel Bit Depth 10 bits (8 bits + FRC)
Display Colors 1.07 billion colors / 30-bit
Surface Treatment & Viewing Layer 1
Specification Value
Screen Coating
Anti-glare / MatteHisense ULEDHi-QLED Mini LEDLocal dimming zones - 144Anti-Reflection
Resolution, Scaling & Signal 4
Specification Value
Native Resolution 3840 x 2160 pixels
Pixel Density 80 ppi (pixels per inch)
Pixel Pitch 0.315 mm (millimeters)
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 55"
Viewing Distance = 1.5–2.5 × Screen Size
55" Centre screen at eye level (~42") 55" TV → 6.8–11.4 ft viewing distance

25° field of view — Comfortable, relaxed viewing.

HDR Formats & Tone Mapping 4
Specification Value
HDR Support
Dolby Vision IQDolby VisionHDR10+HDR10HLG
IMAX Enhanced Yes
Dynamic Tone Mapping Yes
Filmmaker Mode Yes
Motion Processing & Response 2
Specification Value
Maximum Refresh Rate 48 Hz - 144 Hz (hertz)
Motion Processing Motion Estimation Motion Compensation (MEMC)
Console, VRR & Game Tools 6
Specification Value
Variable Refresh Rate Variable Refresh Rate (VRR)
Auto Low Latency Mode Auto Low Latency Mode (ALLM)
High Frame Rate Yes
AMD FreeSync AMD FreeSync Premium Pro
Game Mode Yes
Game Bar Yes
Picture Intelligence & AI 1
Specification Value
Filmmaker Mode Yes
Broadcast Tuners & Reception 5
Specification Value
Built-In TV Tuner
Yes
Tuner Configuration
Analog (NTSC / PAL / SECAM)ATSCClear QAM
Analog Tuner NTSC / PAL / SECAM
North American Digital Tuner ATSC
Clear QAM clear qam
Compute, Memory & Storage 1
Specification Value
Processor Brand Name Hi-View AI Engine (4K)
Smart Platform & System 2
Specification Value
Smart TV Yes
Operating System Fire TV
HDMI Signal Interface 10
Specification Value
Total HDMI Ports
6
HDMI 2.1 Ports
4× 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 Auto Low Latency Mode (ALLM)
High Frame Rate Yes
Variable Refresh Rate Variable Refresh Rate (VRR)
HDCP Support Yes

Ports & Connections

HDMI6USB-A2EtherneteARCOptical AudioSpeaker Out20
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 6
Specification Value
LAN Yes
Wi-Fi Wi-Fi 8
Wi-Fi Standards 802.11a
Bluetooth Bluetooth 5.3
Wi-Fi Direct Yes
DLNA Yes
Speaker Layout & Output 5
Specification Value
Built-In Speakers Yes
Speaker Configuration 2.0 CH
Speaker Channels 2.0 CH
Total Audio Output 20 W
Total Speaker Output 20 W
Sound Formats & Enhancement 1
Specification Value
Dolby Atmos Yes
Panel-Only Size & Mass 4
Specification Value
Width Without Stand 1226 mm (millimeters)
Height Without Stand 715 mm (millimeters)
Depth Without Stand 67 mm (millimeters)
Weight Without Stand 12.5 kg (kilograms)
Assembled TV Size & Mass 4
Specification Value
Width With Stand 1226 mm (millimeters)
Height With Stand 756 mm (millimeters)
Depth With Stand 298 mm (millimeters)
Weight With Stand 12.7 kg (kilograms)
Exterior Styling & Stand Footprint 1
Specification Value
Chassis Color Black
Wall Mounting & Installation 3
Specification Value
VESA Mount 200 x 300 mm
VESA Interface 200 x 300 mm
VESA Size 200 x 300 mm
Electrical Load & Efficiency 6
Specification Value
Power Input 110 V - 120 V (volts)
AC Frequency 50 Hz - 60 Hz (hertz)
Typical Power Consumption 95 W (watts)
Average Power Consumption 95 W (watts)
Maximum Power Consumption 210 W (watts)
Standby Consumption 0.5 W (watts)
Picture Feature Inventory 5
Specification Value
Wide Color Gamut Yes
Anti-Reflection Yes
Filmmaker Mode Yes
IMAX Enhanced Yes
Dynamic Tone Mapping Yes
Gaming Validation & Compatibility 3
Specification Value
Game Bar Yes
ALLM Auto Low Latency Mode (ALLM)
VRR Variable Refresh Rate (VRR)
Regulatory & Industry Approvals 2
Specification Value
CE Yes
IMAX Enhanced Yes
In-the-Box Components 1
Specification Value
Screen Size 54.6 in (inches)
⚡

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—

Uses about 12% less power than the average we track in this category.

Reviews

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DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT SHEET № 55U6SF