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| General Info | ||
|---|---|---|
| Model Number | Hisense 55K321 | TCL 55EC780 |
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| Price | ||
| Type | TV | TV |
| Year | 2015 | 2019 |
| Brand | Hisense | TCL |
| Model Series | K321 | EC78 |
| Model Number | 55K321 | 55EC780 |
| Alias | 55K321ST2 LTDN55K321UWTSEU |
55EC780X1 |
| Display | ||
| Screen Size Class | 55" (inches) | 55" (inches) |
| Diagonal Size | 54.65 in 138.8 cm 1388 mm 4.55 ft |
54.65 in 138.8 cm 1388 mm 4.55 ft |
| Screen Width | 47.62 in 121 cm 1209.6 mm 3.97 ft |
47.62 in 121 cm 1209.6 mm 3.97 ft |
| Screen Height | 26.79 in 68 cm 680.4 mm 2.23 ft |
26.79 in 68 cm 680.4 mm 2.23 ft |
| Display Manufacturer | Hisense | |
| Display Type | VA | VA |
| Display Bit Depth | 10 bits (8 bits + FRC) | 10 bits |
| Frame Rate Control | Yes | No |
| Max Number of Colors | 1073741824 | 1073741824 |
| Bits | 30 | 30 |
| Screen Aspect Ratio | 16:9 | 16:9 |
| Screen Resolution | 3840 x 2160 | 3840 x 2160 |
| Screen Pixel Pitch | 0.315 mm | 0.315 mm |
| Screen Pixel Density | 80 ppi | 80 ppi |
| Screen-to-Body Ratio | 92.64 % | 90.77 % |
| Backlight Source | Edge LED | Edge LED |
| DCI P3 | 83% | |
| Screen Brightness | 330 cd/m² | 400 cd/m² |
| Static Screen Contrast | 3500 : 1 | |
| Screen Horizontal Viewing Angle | 170 ° | 178 ° |
| Screen Vertical Viewing Angle | 150 ° | 178 ° |
| Screen Input Lag | 54 ms | |
| Display Minimum Response Time | 6.5 ms | |
| HDR | HDR10+ HDR Pro Dolby Vision |
|
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 3.27 in 8.3 cm 83 mm 0.27 ft |
3.07 in 7.8 cm 78 mm 0.26 ft |
| Case Weight | 12.2 kg 27 lbs |
|
| Case Width with Stand | 48.78 in 123.9 cm 1239 mm 4.06 ft |
48.9 in 124.2 cm 1242 mm 4.07 ft |
| Case Height with Stand | 33.78 in 85.8 cm 858 mm 2.81 ft |
30.75 in 78.1 cm 781 mm 2.56 ft |
| Case Depth with Stand | 6.97 in 17.7 cm 177 mm 0.58 ft |
8.66 in 22 cm 220 mm 0.72 ft |
| Case Weight with Stand | 17.3 kg 38 lbs |
12.4 kg 27 lbs |
| Case Color | Silver | Black |
| Hardware | ||
| System on Chip or SoC | MediaTek MT5657MCEJ | |
| CPU Cores | 4 | |
| TV Tuner | Analog (NTSC/PAL/SECAM) DVB-S2 DVB-T DVB-T2 DVB-S DVB-C |
Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S DVB-S2 |
| Built-in Camera | No | No |
| Network | LAN Wi-Fi 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz |
Wi-Fi 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz Wi-Fi Direct DLNA 1.5 |
| Connectivity | 1 x Ethernet RJ45 1 x HDMI 1.4 1 x 3.5 mm Audio Out 1 x Satellite In (Main; F-type female) 1 x AV Composite In (Video + L/R) 1 x Antenna (RF) (female) 1 x SCART 3 x HDMI 2.0 (ARC; CEC; MHL) 2 x USB 2.0 (max 0.5 A) 1 x CI+ 1.3 1 x AV Component In (YPbPr + L/R) 1 x USB 3.0 (max 1 A) 1 x S/PDIF |
2 x HDMI 2.0 (b; HDCP 2.2) 1 x HDMI 2.0 (b; HDCP 2.2; MHL; ARC) 1 x RCA Video In 1 x 3.5 mm Audio Out 1 x Optical Audio Out 1 x Satellite In 2 x USB 2.0 1 x Antenna (RF) 1 x Ethernet RJ45 1 x CI+ 1.4 |
| Audio | ||
| Audio Speakers | 2 x 10W | 4 x 13W |
| Features | ||
| OS | VIDAA 1.0 | Android 9.0 Pie |
| Cool Features | Ultra HD Upscaling HDCP (High-bandwidth Digital Content Protection) 2.2 PVR |
HDCP (High-bandwidth Digital Content Protection) 2.2 Picture noise reduction Wide Color Gamut Game mode / Film Mode / Sports mode Google Assistant |
| Extra Features | Remote control - RC602S6+RC802N6 | |
| Ergonomics | ||
| Case Width | 48.78 in 123.9 cm 1239 mm 4.06 ft |
48.9 in 124.2 cm 1242 mm 4.07 ft |
| Case Height | 28.23 in 71.7 cm 717 mm 2.35 ft |
28.74 in 73 cm 730 mm 2.4 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 200 x 200 | 200 x 200 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | No |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | No | No |
| Forward and Backward Tilt Support | No | No |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 60 Hz | 60 Hz |
| Screen Interpolation Technology | Smart Motion Rate | Picture Performance Index |
| Screen Interpolation Value | 800 | 2000 |
| Screen Interpolation Measurement Unit | SMR | PPI |
| Accessories | ||
| Extras | Remote control - EN2D27 | |
| Certificates and Standards | ||
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 5 °C - 35 °C 41 °F - 95 °F |
|
| Safe Operating Humidity Level | 20 % - 25 % | |
| Internal Storage Temperature | -15 °C - 45 °C 5 °F - 113 °F |
|
| Internal Storage Humidity | 10 % - 90 % |
| Hisense 55K321 | TCL 55EC780 |
