RATED
Excellent
8.8/10
54.6″ Samsung QE55LS03H – Full Specifications
The Samsung QE55LS03H is a 54.6 in 4K UHD TV built around LED, Quantum Dot color.
samsung●TV
Display
54.6 in / LED / 4K UHD
54.6
Refresh rate
48 Hz - 144 Hz
48 Hz
Dimensions
1247.9 mm x 708.8 mm x 24.9 mm
1247.9
Weight
16.9 kg / 37.26 lbs
16.9 k
Processor
NQ4 AI Gen2 Processor
4
Overview
The Samsung QE55LS03H is a 54.6 in 4K UHD TV built around LED, Quantum Dot color. Its picture specification includes 100 % DCI-P3, HDR10 / HDR10+ / HDR10+ Gaing / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Quantum HDR. Gaming support includes 144 Hz, VRR, ALLM, AMD FreeSync. One UI Tizen runs with the NQ4 AI Gen2 Processor. Connectivity includes 4 HDMI, 4 HDMI 2.1, 3 USB, Wi-Fi, Bluetooth. For installation, VESA is 200 x 200 mm and weight with stand is 17.3 kg / 38.14 lbs. Overall, the specification makes it easier to compare this Samsung model by panel technology, HDR support, gaming capability, smart features and installation needs without relying only on series marketing.
BrandSamsungPanel TypeLEDResolution4K UHDRefresh Rate48 Hz - 144 Hz
Key Highlights
- Display technology | LED
- Color | 100 % DCI-P3
- HDR | HDR10 / HDR10+ / HDR10+ Gaing / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Quantum HDR
- Gaming | 144 Hz, VRR, ALLM, AMD FreeSync
- Smart platform | One UI Tizen
Who Should Buy the samsung QE55LS03H
+ Best For
Gaming
144 Hz, VRR, ALLM, AMD FreeSync
Movies & HDR
HDR10 / HDR10+ / HDR10+ Gaing / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Quantum HDR
Streaming
One UI Tizen
Art-focused rooms
Art Mode / Art Store support is listed
× Not Ideal For
Peak-brightness comparison
No peak figure is published
Latency-focused gaming
No input-lag figure is supplied
Display Performance
Refresh Rate
48 Hz - 144 Hz
Published motion capability
HDR
HDR10 / HDR10+ / HDR10+ Gaing / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Quantum HDR
Supported HDR formats
Gaming Performance
Refresh Rate48 Hz - 144 HzPublished refresh capability
HDR & Brightness Reality
The Samsung QE55LS03H lists HDR10 / HDR10+ / HDR10+ Gaing / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Quantum HDR. DCI-P3 coverage is 100 %. A peak-brightness figure is not supplied. Real-scene HDR brightness, tone mapping and uniformity still require independent measurement.
Connectivity & Ports
HDMI4 total; 4 HDMI 2.1Main video inputs
Audio OutOpticalExternal audio
Real-World Use Cases
One UI Tizen
HDR10 / HDR10+ / HDR10+ Gaing / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Quantum HDR
144 Hz, VRR, ALLM, AMD FreeSync
200 x 200 mm; 17.3 kg / 38.14 lbs
Pros & Cons
Pros
- 100 % DCI-P3 coverage is published
- Gaming support includes VRR, ALLM, AMD FreeSync
- 4 HDMI 2.1 inputs are listed
- One UI Tizen provides Samsung smart-TV functions
Cons
- Peak brightness is not published in the supplied data
- No input-lag figure is supplied for direct latency comparison
- Static contrast is not published
Score & Ratings
8.8/10
Great
Television Identity & Market
8
| Specification | Value |
|---|---|
| Brand | Samsung |
| Series | LS03H |
| Model | QE55LS03H |
| Model Alias | QE55LS03HAUXXN / QE55LS03HAUXXU / GQ55LS03HAUXZG / TQ55LS03HAUXXC |
| Full Product Name | Samsung QE55LS03H |
| Model Year | 2026 |
| Launch Status | 2026 model year |
| Available Colors | White / Brown / Teak / Beige / Brick Red |
Screen Geometry & Format
9
| Specification | Value | What It Means |
|---|---|---|
| Screen Size | 54.6 in | 54.6 in is the diagonal screen class. |
| Marketed Screen Size | 54.6 in | |
| Exact Diagonal | 1388 mm / 138.8 cm / 54.6457 in / 4.5538 ft | |
| Aspect Ratio | 1.778:1 / 16:9 | |
| Active Display Width | 1209.6 mm / 120.96 cm / 47.622 in / 3.9685 ft | |
| Active Display Height | 680.4 mm / 68.04 cm / 26.7874 in / 2.2323 ft | |
| Display Area | 93.05 % | |
| Screen-to-Body Ratio | 93.05 % | |
| 3D Support | No |
Panel Architecture & Light Control
5
| Specification | Value |
|---|---|
| Quantum Dot | Yes |
| Backlight Type | LED |
| Panel Bit Depth | 10 bits (8 bits + FRC) |
| FRC | Yes |
| Display Colors | 1073741824 colors / 30 bits |
Surface Treatment & Viewing Layer
2
| Specification | Value |
|---|---|
| Screen Coating | Anti-glare/Matte |
| Anti-Reflection Technology | Anti-glare |
Resolution, Scaling & Signal
5
| Specification | Value |
|---|---|
| Native Resolution | 3840 x 2160 pixels / Ultra HD (UHD) / 4K / 2160p |
| Pixel Density | 80 ppi / 31 ppcm |
| Pixel Pitch | 0.315 mm / 0.0315 cm / 0.0124 in / 0.001 ft |
| Upscaling Resolution | 4K |
| Native 4K Support | Yes |
◑
Luminance, Blacks & Contrast
5
| Specification | Value |
|---|---|
| Real Depth Enhancement | Yes |
| Black Equalizer | Yes |
| Viewing Angles | 178 ° / 178 ° |
| Horizontal Viewing Angle | 178 ° |
| Vertical Viewing Angle | 178 ° |
Color Reproduction & Calibration
3
| Specification | Value |
|---|---|
| DCI-P3 Coverage | 100 % |
| Quantum Dot Color | Yes |
| Smart Calibration | Yes |
HDR Formats & Tone Mapping
10
| Specification | Value |
|---|---|
| HDR Support | HDR10+HDR10HLG |
| HDR Formats | HDR10+HDR10HLG |
| HDR10 | Yes |
| HDR10+ | Yes |
| HDR10+ Adaptive | Yes |
| HLG | Yes |
| HDR Brightness Optimization | Yes |
| HDR Remastering | Yes |
| HDR Gaming Interest Group | Yes |
| Filmmaker Mode | Yes |
Motion Processing & Response
6
| Specification | Value |
|---|---|
| Native Refresh Rate | 48 Hz - 144 Hz |
| Maximum Refresh Rate | 144 Hz |
| Refresh Rate Range | 48 Hz - 144 Hz |
| Vertical Frequency | 48 Hz - 144 Hz |
| Motion Processing | Motion Xcelerator 144Hz + DLG 240 Hz |
| Motion Xcelerator | Motion Xcelerator 144Hz + DLG 240 Hz |
Console, VRR & Game Tools
7
| Specification | Value |
|---|---|
| Variable Refresh Rate | Yes |
| Auto Low Latency Mode | Yes |
| High Frame Rate | Yes |
| AMD FreeSync | AMD FreeSync Premium |
| Game Bar | Yes |
| Mini Map Zoom | Yes |
| Gaming Hub | Yes |
Picture Intelligence & AI
7
| Specification | Value |
|---|---|
| Picture Processor | NQ4 AI Gen2 Processor |
| AI Processor | NQ4 AI Gen2 Processor |
| AI Upscaling | Yes |
| AI Energy Mode | Yes |
| Eco Sensor | Yes |
| Auto HDR Remastering | Yes |
| Art Mode | Yes |
Broadcast Tuners & Reception
8
| Specification | Value |
|---|---|
| Built-In TV Tuner | Yes |
| Tuner Configuration | Analog (NTSC/PAL/SECAM) / DVB-T / DVB-T2 / DVB-C / DVB-S / DVB-S2 |
| Analog Tuner | Yes |
| Digital Terrestrial Tuner | DVB-T |
| Digital Terrestrial Tuner 2 | DVB-T2 |
| Digital Cable Tuner | DVB-C |
| Digital Satellite Tuner | DVB-S |
| Digital Satellite Tuner 2 | DVB-S2 |
Compute, Memory & Storage
4
| Specification | Value |
|---|---|
| Processor Brand Name | NQ4 AI Gen2 Processor |
| Picture Processor | NQ4 AI Gen2 Processor |
| CPU Cores | 4 |
| Internal Storage | 16 GB |
Smart Platform & System
3
| Specification | Value |
|---|---|
| Smart TV | Yes |
| Operating System | One UI Tizen |
| Firmware Updates | 7 years of OS upgrades |
Streaming & Entertainment
5
| Specification | Value |
|---|---|
| Samsung TV Plus | Yes |
| Samsung Gaming Hub | Yes |
| Art Gallery | Yes |
| Samsung Daily+ | Yes |
| Samsung Health | Yes |
Voice Assistants & Search
3
| Specification | Value |
|---|---|
| Amazon Alexa | Yes |
| Google Assistant | Yes |
| Bixby | Yes |
HDMI Signal Interface
10
| Specification | Value |
|---|---|
| Total HDMI Ports | 4 |
| HDMI 2.1 Ports | 4× HDMI 2.1 |
| HDMI CEC | Yes |
| Audio Return Channel | Yes |
| Enhanced Audio Return Channel | Yes |
| Auto Low Latency Mode | Yes |
| High Frame Rate | Yes |
| Variable Refresh Rate | Yes |
| HDCP Support | Yes |
| HDCP Version | 2.3 |
USB, Audio & Legacy I/O
8
| Specification | Value |
|---|---|
| Total USB Ports | 3 |
| USB-A 2.0 Ports | 2× USB 2.0 |
| USB-A 3.0 Ports | 1× USB 3.0 |
| Ethernet Port | 1× RJ45 |
| Optical Audio Output | 1× Optical |
| Satellite Input | Yes |
| Antenna Input | Yes |
| Common Interface Slot | Yes |
Wireless, LAN & Casting
9
| Specification | Value |
|---|---|
| LAN | Yes |
| Wi-Fi | Yes |
| Wi-Fi Standards | 802.11a / 802.11b / 802.11g / 802.11n / 802.11n 5GHz / 802.11ac / 802.11ax |
| Bluetooth | Bluetooth 5.3 |
| Wi-Fi Direct | Yes |
| DLNA | Yes |
| Apple AirPlay | Yes |
| Google Cast | Yes |
| Multi-View | Yes |
Speaker Layout & Output
3
| Specification | Value |
|---|---|
| Built-In Speakers | 2.0.2 CH / 40W |
| Main Speakers | 2.0.2 CH / 40W |
| Total Audio Output | 40 W |
Sound Formats & Enhancement
4
| Specification | Value |
|---|---|
| Dolby Atmos | Yes |
| Adaptive Sound | Yes |
| Object Tracking Sound | Yes |
| Q-Symphony | Yes |
Camera & Video Calling
1
| Specification | Value |
|---|---|
| Built-In Camera | No |
Accessibility & Assisted Use
1
| Specification | Value |
|---|---|
| Low Blue Light Mode | Yes |
Connected Home & IoT
3
| Specification | Value |
|---|---|
| Smart Home Platform | Samsung SmartThings |
| Matter Support | Yes |
| Samsung SmartThings | Yes |
Photo File Compatibility
6
| Specification | Value |
|---|---|
| Image File Formats | JPEG / GIF / PNG / MPO / BMP |
| JPEG | Yes |
| PNG | Yes |
| GIF | Yes |
| BMP | Yes |
| MPO | Yes |
Music Codec Compatibility
12
| Specification | Value |
|---|---|
| Audio Formats | AAC / FLAC / M4A / MIDI / MP3 / OGG / WMA / WAV / APE / AIFF / ALAC / Opus |
| AAC | Yes |
| FLAC | Yes |
| MP3 | Yes |
| M4A | Yes |
| WMA | Yes |
| WAV | Yes |
| OGG | Yes |
| APE | Yes |
| AIFF | Yes |
| ALAC | Yes |
| MIDI | Yes |
Video Container Compatibility
13
| Specification | Value |
|---|---|
| Video Containers | 3GPP / AVI / ASF / Flash Video / MKV / M2TS / MP4 / MPEG Transport Stream / VOB / VRO / WebM / WMV |
| 3GPP | Yes |
| AVI | Yes |
| ASF | Yes |
| Flash Video | Yes |
| MKV | Yes |
| M2TS | Yes |
| MP4 | Yes |
| MPEG Transport Stream | Yes |
| VOB | Yes |
| VRO | Yes |
| WebM | Yes |
| WMV | Yes |
Video Codec Compatibility
10
| Specification | Value |
|---|---|
| Video Codecs | H.263 / H.264 / AVC / H.265 / HEVC / MPEG-2 / MPEG-4 / VC-1 / VP7 / VP8 / VP9 / RealVideo |
| H.263 | Yes |
| H.264 / AVC | Yes |
| H.265 / HEVC | Yes |
| MPEG-2 | Yes |
| MPEG-4 | Yes |
| VC-1 | Yes |
| VP7 | Yes |
| VP8 | Yes |
| VP9 | Yes |
Panel-Only Size & Mass
5
| Specification | Value |
|---|---|
| Dimensions Without Stand | 1247.9 mm x 708.8 mm x 24.9 mm (W x H x D) |
| Width Without Stand | 1247.9 mm / 124.79 cm / 49.1299 in / 4.0942 ft |
| Height Without Stand | 708.8 mm / 70.88 cm / 27.9055 in / 2.3255 ft |
| Depth Without Stand | 24.9 mm / 2.49 cm / 0.9803 in / 0.0817 ft |
| Weight Without Stand | 16.9 kg / 37.26 lbs |
Assembled TV Size & Mass
5
| Specification | Value |
|---|---|
| Dimensions With Stand | 1247.9 mm x 743.4 mm x 227.8 mm (W x H x D) |
| Width With Stand | 1247.9 mm / 124.79 cm / 49.1299 in / 4.0942 ft |
| Height With Stand | 743.4 mm / 74.34 cm / 29.2677 in / 2.439 ft |
| Depth With Stand | 227.8 mm / 22.78 cm / 8.9685 in / 0.7474 ft |
| Weight With Stand | 17.3 kg / 38.14 lbs |
Shipping Carton Measurements
5
| Specification | Value |
|---|---|
| Box Dimensions | 1405 mm x 846 mm x 185 mm (W x H x D) |
| Box Width | 1405 mm / 140.5 cm / 55.315 in / 4.6096 ft |
| Box Height | 846 mm / 84.6 cm / 33.3071 in / 2.7756 ft |
| Box Depth | 185 mm / 18.5 cm / 7.2835 in / 0.607 ft |
| Box Weight | 27.2 kg / 59.97 lbs |
Exterior Styling & Stand Footprint
4
| Specification | Value |
|---|---|
| Stand Width | 897.2 mm / 89.72 cm / 35.3228 in / 2.9436 ft |
| Stand Depth | 227.8 mm / 22.78 cm / 8.9685 in / 0.7474 ft |
| Chassis Color | White / Brown / Teak / Beige / Brick Red |
| Design Name | Frame Design |
Wall Mounting & Installation
10
| Specification | Value |
|---|---|
| VESA Mount | Yes |
| VESA Interface | 200 x 200 mm |
| VESA Size | 200 x 200 mm |
| Removable Stand | Yes |
| Stand Type | Customizable Magnetic Bezel |
| Height Adjustment | Yes |
| Height Adjustment Range | 25 mm / 2.5 cm / 0.9843 in / 0.082 ft |
| Swivel Adjustment | No |
| Tilt Adjustment | No |
| Pivot Adjustment | No |
Electrical Load & Efficiency
12
| 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 |
| Typical Power Consumption | 77 W |
| Average Power Consumption | 77 W |
| Maximum Power Consumption | 170 W |
| Standby Consumption | 0.5 W |
| Annual Energy Consumption | 107 kWh |
| Energy Efficiency Class | F |
| AI Energy Mode | Yes |
| Eco Sensor | Yes |
Picture Feature Inventory
4
| Specification | Value |
|---|---|
| Quantum Dot Color | Yes |
| Anti-Reflection | Yes |
| Filmmaker Mode | Yes |
| AI Brightness | Yes |
Gaming Validation & Compatibility
5
| Specification | Value |
|---|---|
| AMD FreeSync Certification | AMD FreeSync Premium |
| Game Bar | Yes |
| HGiG | Yes |
| ALLM | Yes |
| VRR | Yes |
Privacy, Security & Parental Control
1
| Specification | Value |
|---|---|
| Smart-TV Security | Samsung Knox |
In-the-Box Components
3
| Specification | Value | What It Means |
|---|---|---|
| Remote Control | One Connect Box (Y26 4K) / One Invisible Connection cable / Slim Fit Wall Mount / SolarCell Remote | |
| Remote Type | SolarCell Remote | |
| Screen Size | 54.6 in | 54.6 in is the diagonal screen class. |
Frequently Asked Questions
01 What display does the Samsung QE55LS03H use? +
It uses a 54.6 in LED display with 4K UHD resolution.
02 What refresh rate does the Samsung QE55LS03H support? +
The supplied specification lists 48 Hz - 144 Hz.
03 Does the Samsung QE55LS03H support gaming features? +
It lists 144 Hz, VRR, ALLM, AMD FreeSync.
04 Which HDR formats does the Samsung QE55LS03H support? +
HDR10 / HDR10+ / HDR10+ Gaing / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Quantum HDR
05 What should be checked before mounting the Samsung QE55LS03H? +
Check the 200 x 200 mm VESA pattern and 17.3 kg / 38.14 lbs weight.
Reviews
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SHEET № QE55LS03H