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| Product | Sony KDL-55HX850 | Panasonic TC-P55ST60  | Sony KDL-55W802A | Panasonic TC-P55ST50 |
| Price | $1,815.00 to $2,799.00 | $1,229.00 to $1,767.00 | $1,829.00 to $1,999.99 | $1,688.99 to $2,590.65 |
| CNET editors' rating | 4 stars | 5 stars | 3 stars | 4.5 stars |
| Average user rating | 3.5 stars | 5 stars | 0 stars | 3.5 stars |
| Release date | Info unavailable | April 1, 2013 | Info unavailable | Info unavailable |
| Bottom line | The Sony HX850 is a smart-looking Smart TV with sparkling picture quality, making it a front-runner for plasma-phobic videophiles. | The midlevel price and outstanding quality of the Panasonic TC-PST60 series make it our strongest TV recommendation ever. | The Sony W802A LED LCD delivers lots of style and features, but its picture quality is only decent at this price. | With flagship-level picture quality for a midlevel price, the Panasonic ST50 series sets the value standard among videophile-grade TVs. |
| Product type | LED-LCD | Plasma | LED-LCD | Plasma |
| Diagonal size | 55 in | 55 in | 55 in | 55 in |
| 3D technology | Active 3D | Active 3D | Passive 3D | Yes |
| Internet streaming services | Sony Entertainment Network and apps access | Viera Connect | Sony Entertainment Network and apps access Google TV Netflix Pandora Rhapsody Hulu Plus CinemaNow Amazon Instant Video | Skype FOX sports SHOUTcast AccuWeather VIERA Connect Hulu Plus MLB.tv Pandora YouTube |
| Connectivity protocols | Built-in Wi-Fi | Built-in Wi-Fi | Built-in Wi-Fi Ethernet MHL NFC | Built-in Wi-Fi Bluetooth |
| Resolution | 1920 x 1080 | 1920 x 1080 | 1920 x 1080 | 1920 x 1080 |
| Display format | 1080p | 1080p | 1080p | 1080p |
| Image aspect ratio | 16:9 | 16:9 | 16:9 | 16:9 |
| Widescreen modes | Wide Zoom Full Normal Caption Auto Wide Conventional 4:3 Zoom | Info unavailable | Wide Zoom Full Normal Caption Auto Wide Panorama Conventional 4:3 Zoom | Full Conventional 4:3 Just Zoom |
| HDCP compatible | Yes | Yes | Yes | Yes |
| Supported DTV resolutions | 1080/60p 720/60p 1080/60i 480/60p 1080/24p 480/60i | Info unavailable | 1080/30p 1080/60p 720/60p 1080/60i 480/60p 1080/24p 480/60i 720/30p 720/24p | 720p 1080p 1080i |
| TV tuner presence | Yes | Yes | Yes | Yes |
| Digital TV tuner | ATSC | ATSC | ATSC QAM | ATSC QAM |
| Speaker(s) | 2 x Right/left channel speaker - Built-in - 10 Watt 1 x Subwoofer - Built-in - 10 Watt | 2 x Main channel speaker - Built-in - 5 Watt 1 x Subwoofer - Built-in - 10 Watt | 2 x Main channel speaker - Built-in - 10 Watt | 2 x Right/left channel speaker - Built-in - 4 Watt 1 x Subwoofer - Built-in - 10 Watt |
| Surround mode | Yes | Yes | Yes | Yes |
| Sound effects | S-FORCE Front Surround 3D | VR-Audio Pro Surround 2.1 | S-FORCE Front Surround 3D | 3D Sound |
| Total output power | 30 Watt | 20 Watt | 20 Watt | 18 Watt |
| Addtional features | OptiContrast panel with Corning Gorilla Glass Eco Drive X-Reality PRO Engine Audio Return Channel (ARC) LightSensor Technology Channel labeling Sleep timer Sound Enhancer Invisible Speaker System S-Master Digital Amplifier Game mode | My Home Screen Swipe & Share 2.0 Voice Guidance | X-Reality PRO Engine Smartphone mirroring technology Opera Internet browser CineMotion MPEG Noise Reduction Audio Return Channel (ARC) LightSensor Technology 24p True Cinema 3:2 pull down compensation Alternate Audio Sound Enhancer Deep Color Game mode | 2D to 3D conversion Infinite Black Pro Panel Faster-switching phosphor panel Web browser |
| Input/Output connections | 2 x HDMI input (19 pin HDMI Type A) - Side 2 x HDMI input (19 pin HDMI Type A) - Bottom 2 x USB 2.0 (4 pin USB Type A) - Side 1 x Component video input (RCA phono x 3) - Rear 2 x Composite video input (RCA phono) - Rear 1 x VGA input (15 pin HD D-Sub (HD-15)) - Side 1 x Audio line-in (RCA phono x 2) - Side 1 x Digital audio output (optical) (TOSLINK) - Bottom 1 x Audio line-out (Mini-phone stereo 3.5 mm) - Side 1 x Headphones (Mini-phone stereo 3.5 mm) - Side | 3 x HDMI input (19 pin HDMI Type A) - Side 2 x USB 2.0 (4 pin USB Type A) - Side 1 x Composite video / component video / audio input (RCA phono x 5) - Bottom 1 x Network (RJ-45) - Bottom 1 x Digital audio output (optical) (TOSLINK) - Side | 2 x Audio line-in (RCA phono x 2) - Rear 1 x Audio line-out / headphones (Mini-phone stereo 3.5 mm) - Side 1 x Composite video / component video input (RCA phono x 3) - Rear 1 x Composite video input (RCA phono) - Rear 1 x SPDIF input - Rear 1 x Ethernet (RJ-45) 4 x HDMI (19 pin HDMI Type A) 3 x USB 2.0 (4 pin USB Type A) | 3 x HDMI input (19 pin HDMI Type A) - Side 2 x USB 2.0 (4 pin USB Type A) 1 x Composite video / component video input (RCA phono x 3) - On supplied adapter 1 x Audio line-in (RCA phono x 2) - On supplied adapter 1 x Audio line-in (Mini-phone stereo 3.5 mm) 1 x Network (RJ-45) 1 x Digital audio output (optical) (TOSLINK) |
| Video interface | HDMI Component Composite | HDMI Component Composite | HDMI Component Composite | HDMI Component Composite |
| HDMI ports qty | 4 | 3 | 4 | 3 |
| Manufacturer warranty | 1 year warranty | 1 year warranty | 1 year warranty | Info unavailable |
| Dimensions (WxDxH) | 50 in x 1.4 in x 29.5 in - Without stand | 50.6 in x 13.1 in x 32.1 in - With stand | 49.3 in x 11.7 in x 30.2 in - With stand | 51.2 in x 14.1 in x 32.4 in - With stand |
| Weight | 47.8 lbs | 68.3 lbs | 45.6 lbs | 71.6 lbs |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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