| key specs | 
| Display | 55.00-inch | 43.00-inch | 
| Screen Type | LED | LED | 
| Dimensions | 1233 mm x 715 mm x 83 mm | - | 
| OS | Linux | - | 
| Smart TV | Yes | Yes | 
| Resolution Standard | 4K | Full-HD | 
| general | 
| Brand | Vu | TCL | 
| Model | 55 Inch LED Ultra HD (4K) TV (55XT780) | 43 Inch LED Full HD TV (43S4900) | 
| Model Name | 55XT780 | 43S4900 | 
| Display Size | 55 inch | 43 inch | 
| Screen Type | LED | LED | 
| Color | Grey | Black | 
| 3D | No | No | 
| Smart TV | Yes | Yes | 
| Curve TV | No | No | 
| Series | Pixelight | - | 
| Launch Year | 2017 | 2017 | 
| Resolution Standard | 4K | Full-HD | 
| Resolution (pixels) | 3840x2160 | 1920x1080 | 
| dimensions | 
| Width x Height x Depth (without stand) | 1233 mm x 715 mm x 83 mm | - | 
| Weight (without stand) | 16.7 kg | - | 
| Width x Height x Depth (with stand) | 1233 mm x 760 mm x 249 mm | - | 
| Weight (with stand) | 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 | 3 | 
| No of USB Port | 2 | 1 | 
| Wi-Fi Type | IEEE 802.11 b, g, n, ac | - | 
| Built In Wi-Fi | Yes | Yes | 
| Ethernet (RJ45) | 1 | - | 
| Analog Audio Input | Yes | Yes | 
| RF Connectivity Input | RF Input: 1 | - | 
| Component In (RGB Cable) | Component or Y Pb (Cb) Pr (Cr) Input: 1 | - | 
| video features | 
| 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 | 50 | 
| audio features | 
| Number of Speakers | 2 | 2 | 
| Speaker Type | Tweeter, Midrange | - | 
| Sound Technology | Dolby Digital, dbx-tv | - | 
| Speaker Output RMS | 24 W | 16 W | 
| Supported Audio Formats | WMA, WMV, ASF, MP4, MPG, MPEG, VRO, VOB, FLV, MKV, FLAC, MP2, MP3 | - | 
| power features | 
| Power Consumption | 200 W, 1 W (Standby) | 95 W, 0.3 W (Standby) | 
| remote control features | 
| Touch Remote | No | No | 
| Smart Remote | Yes | - | 
| RF Capable | No | - | 
| smart tv features | 
| Supported App - Youtube | Yes | - | 
| Supported App - Netflix | No | - | 
| Supported App - Hotstar | No | - | 
| Operating System Present | Yes | - | 
| Operating System | Linux | - | 
| Screen Mirroring | Yes | - |