| Display diagonal | 139.7 cm (55") |
| HD type | 4K Ultra HD |
| Display resolution | 3840 x 2160 pixels |
| Display technology | OLED |
| Screen shape | Flat |
| Native aspect ratio | 16:9 |
| Motion interpolation technology | Motion Xcelerator Turbo Pro |
| LED backlight | Yes |
| Native refresh rate | 120 Hz |
| Display number of colours | 1 billion colours |
| Display diagonal (metric) | 138 cm |
| Tuner type | Analog & digital |
| Digital signal format system | DVB-T2 |
| Auto channel search | Yes |
| Smart TV | Yes |
| Internet TV | Yes |
| Operating system installed | Tizen |
| Timeshift | Yes |
| Screen mirroring | Yes |
| Sound mirroring | Yes |
| Hybrid Broadcast Broadband TV (HbbTV) | Yes |
| Hybrid Broadcast Broadband TV (HbbTV) version | 2.0.3 |
| Smart modes | Filmmaker |
| Far-field voice interaction | Yes |
| Number of speakers | 2 |
| RMS rated power | 40 W |
| Audio output channels | 2.1 channels |
| Built-in subwoofer | Yes |
| Audio decoders | Dolby Atmos |
| Audio decoding technologies | Dolby Digital 5.1 Surround Sound |
| Adaptive sound | Yes |
| Object Tracking Sound+ (OTS+) | Yes |
| Q-Symphony | Yes |
| Active voice amplifier (AVA) | Yes |
| Adaptive sound+ | Yes |
| Wi-Fi | Yes |
| Ethernet LAN | Yes |
| Bluetooth | Yes |
| Wi-Fi standards | Wi-Fi 5 (802.11ac) |
| Bluetooth version | 5.2 |
| Product colour | Black |
| VESA mounting | Yes |
| Colour name | TITAN BLACK |
| On/off switch | Yes |
| Panel mounting interface | 300 x 200 mm |
| Ambient lighting | Yes |
| Frameless design | Yes |
| Bezel type | 4 Bezel-less |
| Mini wall mount support | Yes |
| Stand type | Center stand |
| Stand colour | Black |
| High Dynamic Range (HDR) supported | Yes |
| Noise reduction | Yes |
| High Dynamic Range (HDR) technology | Quantum HDR OLED, High Dynamic Range 10+ (HDR10 Plus), Hybrid Log-Gamma (HLG) |
| Teletext function | Yes |
| Subtitles function | Yes |
| Ambient light sensor | Yes |
| Ambient mode | Ambient Mode+ |
| AI Upscale | Yes |
| TV key support | Yes |
| Picture processing technology | Neural Quantum Processor 4K, Samsung Real Depth Enhancer |
| AMD FreeSync | Yes |
| AMD FreeSync type | FreeSync Premium |
| Game features | Auto Low Latency Mode (ALLM), Dynamic Black EQ, Game Motion Plus, HGiG, Super Ultra Wide Game View |
| SmartThings app support | Yes |
| Wireless Dex support | Yes |
| Multi View | Yes |
| TV sound to mobile device | Yes |
| MBR support | Yes |
| HDMI ports quantity | 4 |
| PC in (D-Sub) | No |
| Ethernet LAN (RJ-45) ports | 1 |
| USB 2.0 ports quantity | 2 |
| Common interface (CI) | No |
| Common interface Plus (CI+) | Yes |
| Digital audio optical out | 1 |
| RF ports quantity | 1 |
| Common interface Plus (CI+) version | 1.4 |
| Control type | Buttons |
| Voice guide | Yes |
| Electronic Programme Guide (EPG) | Yes |
| On Screen Display (OSD) | Yes |
| Number of OSD languages | 28 |
| Picture-in-Picture | Yes |
| Works with the Google Assistant | Yes |
| Works with Samsung Bixby | Yes |
| Energy efficiency class (SDR) | G |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 82 kWh |
| Power consumption (typical) | 82 W |
| Energy consumption (HDR) per 1000 hours | 134 kWh |
| Power consumption (standby) | 0.5 W |
| Power consumption (max) | 310 W |
| AC input voltage | 220 - 240 V |
| AC input frequency | 50/60 Hz |
| Energy saving mode | Yes |
| Samsung technologies (AV/TV) | Motion Xcelerator Turbo Pro |
| Width (with stand) | 1225.4 mm |
| Depth (with stand) | 265.9 mm |
| Height (with stand) | 773.5 mm |
| Weight (with stand) | 18.2 kg |
| Width (without stand) | 1225.4 mm |
| Depth (without stand) | 39.9 mm |
| Height (without stand) | 708.6 mm |
| Weight (without stand) | 16.2 kg |
| Desktop stand | Yes |
| Mounting kit | Yes |
| Cables included | AC |
| Remote control included | Yes |
| Remote control type | TM2360E |
| Smart Remote included | Yes |
| E-manual | Yes |
| Package width | 1385 mm |
| Package depth | 833 mm |
| Package height | 153 mm |
| Package weight | 24.4 kg |
| Package type | Box |
| Description |
| Samsung QE55S90CAT. Display diagonal: 139.7 cm (55"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: OLED, Screen shape: Flat. Smart TV. Motion interpolation technology: Motion Xcelerator Turbo Pro, Native aspect ratio: 16:9. Digital signal format system: DVB-T2. Wi-Fi, Ethernet LAN. Product colour: Black |
