| key specs |
| Display | 43.00-inch | 55.00-inch |
| Screen Type | LED | LED |
| Dimensions | 959.8x62x556 | 1233 mm x 715 mm x 83 mm |
| Resolution Standard | 4K | 4K |
| OS | Android Based | Linux |
| Smart TV | Yes | Yes |
| general |
| Brand | Haier | Vu |
| Model | 43 Inch 4K HDR TV (LE43K6600UGA) | 55 Inch LED Ultra HD (4K) TV (55XT780) |
| Release date | February 24, 2021 | - |
| Model Name | LE43K6600UGA | 55XT780 |
| Display Size | 43 inch | 55 inch |
| Screen Type | LED | LED |
| Resolution (pixels) | 3840x2160 | 3840x2160 |
| Resolution Standard | 4K | 4K |
| Smart TV | Yes | Yes |
| Series | K-series | Pixelight |
| Launch Year | 2021 | 2017 |
| Power Consumption Standby (W) | 0.5 | - |
| Color | - | Grey |
| 3D | - | No |
| Curve TV | - | No |
| dimensions |
| Width x Height x Depth (without stand) | 959.8x62x556 | 1233 mm x 715 mm x 83 mm |
| Weight (without stand) | 7.1 | 16.7 kg |
| Width x Height x Depth (with stand) | 959.8x231.1x617.7 | 1233 mm x 760 mm x 249 mm |
| Weight (with stand) | 7.3 | Active Display Area: Horizontal Dimension - 1209.6 mm, Vertical Dimension - 680.4 mm, Wall Mount Dimensions (Horizontal/Vertical): 400 x 400 mm, Wall Mount Screw Thread: M6 x 30 mm, Caron Box: 1346 x 155 x 831 mm, Gross Weight: 22.5 kg |
| connectivity features |
| No of HDMI Port | 4 | 4 |
| No of USB Port | 2 | 2 |
| Built In Wi-Fi | Yes | Yes |
| Wi-Fi Supported | Yes | - |
| Headphone Jack | Yes | - |
| RF Connectivity Input | Yes | RF Input: 1 |
| RF Connectivity Input (No. of Ports) | 1 | - |
| Composite In (Audio Video Cable) | Yes | - |
| Wi-Fi Type | - | IEEE 802.11 b, g, n, ac |
| Ethernet (RJ45) | - | 1 |
| Analog Audio Input | - | Yes |
| Component In (RGB Cable) | - | Component or Y Pb (Cb) Pr (Cr) Input: 1 |
| audio features |
| Number of Speakers | 2 | 2 |
| Speaker Type | Stereo Speakers | Tweeter, Midrange |
| Sound Technology | - | Dolby Digital, dbx-tv |
| Speaker Output RMS | - | 24 W |
| Supported Audio Formats | - | WMA, WMV, ASF, MP4, MPG, MPEG, VRO, VOB, FLV, MKV, FLAC, MP2, MP3 |
| remote control features |
| Smart Remote | Yes | Yes |
| Remote Control Connectivity Standard | Bluetooth | - |
| Touch Remote | - | No |
| RF Capable | - | No |
| smart tv features |
| Supported App - Youtube | Yes | Yes |
| Supported App - Netflix | Yes | No |
| Operating System Present | Android 9.0 | Yes |
| Operating System | Android Based | Linux |
| App Store Type | Google Play | - |
| Supported App - Hotstar | - | No |
| Screen Mirroring | - | Yes |
| video features |
| Aspect Ratio | 16:9 | - |
| Brightness | - | 450 nits |
| View Angle | - | 178 Degree |
| Supported Video Formats | - | AVI, WMV, ASF, MP4, MOV, 3GP, MKV, MPG, MPEG, VOB, RM, WebM, VRO, OGM, FLV |
| Refresh Rate (Hz) | - | 60 |
| power features |
| Power Consumption | - | 200 W, 1 W (Standby) |