RATED
Excellent
9.0/10
54.6″ Samsung QN55LS03HW – Full Specifications
The Samsung QN55LS03HW is a 54.6 in 4K UHD TV built around Mini LED, Quantum Dot color.
samsung●TV
Display
54.6 in / Mini LED / 4K UHD
54.6
Refresh rate
120 Hz
Dimensions
1237 mm x 713.7 mm x 25.4 mm
1237
Weight
15 kg / 33.07 lbs
15 k
Processor
NQ4 AI Gen3 Processor
4
Overview
The Samsung QN55LS03HW is a 54.6 in 4K UHD TV built around Mini LED, Quantum Dot color. Its picture specification includes 100 % DCI-P3, HDR10 / HDR10+ / HDR10+ Gaming / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Neo Quantum HDR. Gaming support includes 120 Hz, VRR, ALLM, AMD FreeSync. One UI Tizen runs with the NQ4 AI Gen3 Processor. Connectivity includes 5 HDMI, 5 HDMI 2.1, 3 USB, Wi-Fi, Bluetooth. For installation, VESA is 200 x 200 mm and weight with stand is 15.3 kg / 33.73 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 TypeMini LEDResolution4K UHDRefresh Rate120 Hz
Key Highlights
- Display technology | Mini LED
- Color | 100 % DCI-P3
- HDR | HDR10 / HDR10+ / HDR10+ Gaming / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Neo Quantum HDR
- Gaming | 120 Hz, VRR, ALLM, AMD FreeSync
- Smart platform | One UI Tizen
Who Should Buy the samsung QN55LS03HW
+ Best For
Gaming
120 Hz, VRR, ALLM, AMD FreeSync
Movies & HDR
HDR10 / HDR10+ / HDR10+ Gaming / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Neo 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
120 Hz
Published motion capability
HDR
HDR10 / HDR10+ / HDR10+ Gaming / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Neo Quantum HDR
Supported HDR formats
Gaming Performance
Refresh Rate120 HzPublished refresh capability
HDR & Brightness Reality
The Samsung QN55LS03HW lists HDR10 / HDR10+ / HDR10+ Gaming / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Neo 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
HDMI5 total; 5 HDMI 2.1Main video inputs
Audio OutOpticalExternal audio
Real-World Use Cases
One UI Tizen
HDR10 / HDR10+ / HDR10+ Gaming / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Neo Quantum HDR
120 Hz, VRR, ALLM, AMD FreeSync
200 x 200 mm; 15.3 kg / 33.73 lbs
Pros & Cons
Pros
- Mini LED display technology is a major strength in the supplied specification
- 100 % DCI-P3 coverage is published
- Gaming support includes VRR, ALLM, AMD FreeSync
- 5 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
9.0/10
Great
Television Identity & Market
8
| Specification | Value |
|---|---|
| Brand | Samsung |
| Series | LS03HW |
| Model | QN55LS03HW |
| Model Alias | QN55LS03HWFXZA / 55" The Frame Pro LS03HW Neo QLED 4K Art Mode Vision AI Smart TV 2026 |
| Full Product Name | Samsung QN55LS03HW |
| Model Year | 2026 |
| Launch Status | 2026 model year |
| Available Colors | Black / White / Brown / Teak |
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 | 93.22 % | |
| Screen-to-Body Ratio | 93.22 % | |
| 3D Support | No |
Panel Architecture & Light Control
6
| Specification | Value |
|---|---|
| Quantum Dot | Yes |
| Backlight Type | Mini LED |
| Backlight Technology | Mini 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
6
| Specification | Value |
|---|---|
| Contrast Enhancement | Yes |
| Real Depth Enhancement | Yes |
| Black Equalizer | Yes |
| Viewing Angles | 178 ° / 178 ° |
| Horizontal Viewing Angle | 178 ° |
| Vertical Viewing Angle | 178 ° |
Color Reproduction & Calibration
4
| Specification | Value |
|---|---|
| DCI-P3 Coverage | 100 % |
| Quantum Dot Color | Yes |
| Color Booster | Yes |
| Smart Calibration | Yes |
HDR Formats & Tone Mapping
11
| Specification | Value |
|---|---|
| HDR Support | HDR10+ GamingHDR10+HDR10HLG |
| HDR Formats | HDR10+ GamingHDR10+HDR10HLG |
| HDR10 | Yes |
| HDR10+ | Yes |
| HDR10+ Adaptive | Yes |
| HDR10+ Gaming | 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 | 120 Hz |
| Maximum Refresh Rate | 144 Hz |
| Refresh Rate Range | 48 Hz - 144 Hz |
| Vertical Frequency | 48 Hz - 144 Hz |
| Motion Processing | Motion Xcelerator 144Hzm+ DLG 240 Hz |
| Motion Xcelerator | Motion Xcelerator 144Hzm+ 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 Pro |
| Game Bar | Yes |
| Mini Map Zoom | Yes |
| Gaming Hub | Yes |
Picture Intelligence & AI
7
| Specification | Value |
|---|---|
| Picture Processor | NQ4 AI Gen3 Processor |
| AI Processor | NQ4 AI Gen3 Processor |
| AI Upscaling | Yes |
| AI Energy Mode | Yes |
| Eco Sensor | Yes |
| Auto HDR Remastering | Yes |
| Art Mode | Yes |
Broadcast Tuners & Reception
5
| 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 |
Compute, Memory & Storage
3
| Specification | Value |
|---|---|
| Processor Brand Name | NQ4 AI Gen3 Processor |
| Picture Processor | NQ4 AI Gen3 Processor |
| CPU Cores | 4 / 128 neural networks |
Smart Platform & System
2
| Specification | Value |
|---|---|
| Smart TV | Yes |
| Operating System | One UI Tizen |
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 | 5 |
| HDMI 2.1 Ports | 5× 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
6
| 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 |
| Antenna Input | 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 / 40 W |
| Main Speakers | 2.0.2 CH / 40 W |
| Total Audio Output | 40 W |
Sound Formats & Enhancement
4
| Specification | Value |
|---|---|
| Dolby Atmos | Yes |
| Active Voice Amplifier | 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 | 1237 mm x 713.7 mm x 25.4 mm (W x H x D) |
| Width Without Stand | 1237 mm / 123.7 cm / 48.7008 in / 4.0584 ft |
| Height Without Stand | 713.7 mm / 71.37 cm / 28.0984 in / 2.3415 ft |
| Depth Without Stand | 25.4 mm / 2.54 cm / 1 in / 0.0833 ft |
| Weight Without Stand | 15 kg / 33.07 lbs |
Assembled TV Size & Mass
5
| Specification | Value |
|---|---|
| Dimensions With Stand | 1237 mm x 744.5 mm x 208.3 mm (W x H x D) |
| Width With Stand | 1237 mm / 123.7 cm / 48.7008 in / 4.0584 ft |
| Height With Stand | 744.5 mm / 74.45 cm / 29.311 in / 2.4426 ft |
| Depth With Stand | 208.3 mm / 20.83 cm / 8.2008 in / 0.6834 ft |
| Weight With Stand | 15.3 kg / 33.73 lbs |
Shipping Carton Measurements
5
| Specification | Value |
|---|---|
| Box Dimensions | 1374 mm x 828 mm x 155 mm (W x H x D) |
| Box Width | 1374 mm / 137.4 cm / 54.0945 in / 4.5079 ft |
| Box Height | 828 mm / 82.8 cm / 32.5984 in / 2.7165 ft |
| Box Depth | 155 mm / 15.5 cm / 6.1024 in / 0.5085 ft |
| Box Weight | 22.1 kg / 48.72 lbs |
Exterior Styling & Stand Footprint
4
| Specification | Value |
|---|---|
| Stand Width | 901.7 mm / 90.17 cm / 35.5 in / 2.9583 ft |
| Stand Depth | 208.3 mm / 20.83 cm / 8.2008 in / 0.6834 ft |
| Chassis Color | Black / White / Brown / Teak |
| Design Name | Modern 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
6
| Specification | Value |
|---|---|
| Power Input | 100 V - 120 V |
| 110V Input Range | 100 V - 120 V |
| AC Frequency | 50 Hz - 60 Hz |
| Standby Consumption | 0.5 W |
| 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 Pro |
| 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
4
| Specification | Value | What It Means |
|---|---|---|
| Remote Control | Simple Stand / Slim Fit Wall Mount / BT SolarCell Remote - TM2661H / Wireless One Connect (Y26 4K) | |
| Remote Type | SolarCell Remote | |
| Remote Model | TM2661H | |
| Screen Size | 54.6 in | 54.6 in is the diagonal screen class. |
Frequently Asked Questions
01 What display does the Samsung QN55LS03HW use? +
It uses a 54.6 in Mini LED display with 4K UHD resolution.
02 What refresh rate does the Samsung QN55LS03HW support? +
The supplied specification lists 120 Hz.
03 Does the Samsung QN55LS03HW support gaming features? +
It lists 120 Hz, VRR, ALLM, AMD FreeSync.
04 Which HDR formats does the Samsung QN55LS03HW support? +
HDR10 / HDR10+ / HDR10+ Gaming / HDR10+ Adaptive / HDR10+ Advanced / HLG (Hybrid Log Gamma) / Neo Quantum HDR
05 What should be checked before mounting the Samsung QN55LS03HW? +
Check the 200 x 200 mm VESA pattern and 15.3 kg / 33.73 lbs weight.
Reviews
DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT
SHEET № QN55LS03HW