| key specs | 
| Display | 55.00-inch | 55.00-inch | 
| Screen Type | LED | OLED | 
| Dimensions | 1233mm x 711mm x 72mm | 122.8 cm x 70.7 cm x 4.69 cm | 
| Resolution Standard | Ultra-HD | 4K | 
| OS | Android | WebOS | 
| Smart TV | Yes | Yes | 
| general | 
| Brand | Sony | LG | 
| Model | 55-inch X90J Ultra-HD HDR Triluminos LED Google TV (XR-55X90J) | 55 Inch OLED Ultra HD (4K) TV (OLED55B8PTA) | 
| Release date | June 1, 2021 | - | 
| Model Name | XR-55X90J | OLED55B8PTA | 
| Display Size | 55 inch | 55 inch | 
| Screen Type | LED | OLED | 
| Resolution (pixels) | 3840x2160 | 3840x2160 | 
| Resolution Standard | Ultra-HD | 4K | 
| 3D | No | No | 
| Smart TV | Yes | Yes | 
| Curve TV | No | No | 
| Series | X90J | - | 
| Launch Year | 2021 | 2018 | 
| Color | - | Grey | 
| dimensions | 
| Width x Height x Depth (without stand) | 1233mm x 711mm x 72mm | 122.8 cm x 70.7 cm x 4.69 cm | 
| Weight (without stand) | 17.4kg | 16.3 kg | 
| Stand Material | Metal | - | 
| Width x Height x Depth (with stand) | - | 122.8 cm x 75.2 cm x 22 cm | 
| Weight (with stand) | - | 17.8 kg | 
| connectivity features | 
| No of HDMI Port | 4 | 3 | 
| No of USB Port | 2 | 1 | 
| Wi-Fi Supported | Yes | - | 
| Wi-Fi Bands Supported | 2.4GHz,5GHz | - | 
| Wi-Fi Type | - | WiFi Direct | 
| Built In Wi-Fi | - | Yes | 
| Digital Audio Output | - | 1 | 
| RF Connectivity Input | - | 1 | 
| Component In (RGB Cable) | - | Component In Y,Pb,Pr Plus Audio: 1 Composite/Component Common | 
| audio features | 
| Number of Speakers | 2 | 2 | 
| Sound Technology | Acoustic Multi Audio | Dolby Digital Decoder, DTS Decoder, Dolby Atmos | 
| Speaker Output RMS | 20W | 40 W | 
| Supported Audio Formats | Dolby Audio, Dolby Atmos | Audio Codec: AC4, AC3 Dolby Digital, EAC3, HE-AAC, AAC, MP2, MP3, PCM, DTS, DTS-HD, DTS Express, WMA, apt-X | 
| Surround Sound | - | Dolby Surround, OLED Surround | 
| smart tv features | 
| Processor | XR Cognitive Processor | - | 
| Supported App - Youtube | Yes | Yes | 
| Supported App - Netflix | Yes | Yes | 
| Supported App - Hotstar | Yes | - | 
| Supported App - Amazon Prime Video | Yes | - | 
| Operating System Present | Google TV | Yes | 
| Operating System | Android | WebOS | 
| Screen Mirroring | Yes | Yes | 
| App Store Type | Google Play Store | - | 
| remote control features | 
| Smart Remote | Yes | Yes | 
| Touch Remote | - | No | 
| RF Capable | - | Yes | 
| video features | 
| Picture Engine | XR Cognitive Intelligence Processor | - | 
| Aspect Ratio | 16:9 | 16:09 | 
| Refresh Rate (Hz) | 120 | 120 | 
| HDR Support | HDR10,Dolby Vision,HLG | - | 
| Supported Video Formats | - | MPEG | 
| power features | 
| Power Consumption | - | 0.3 W (Standby) |