Comparison between:
- 54.6" LG OLED55E7V
- 48.5" LG 49SK7900PLA
Brand, series, model
Information about the brand, series, model and model aliases.
| LG OLED55E7V | LG 49SK7900PLA | |
| Series | E7 | SK790 |
 |  | |
| Model alias | OLED55E7N 55 Oled E7N 55 Oled E7V | - |
| Model year | 2017 | 2018 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 54.6 in | 48.5 in |
| Diagonal | 1388 mm 138.8 cm 54.6457 in 4.5538 ft | 1231 mm 123.1 cm 48.4646 in 4.0387 ft |
| Width | 1209.6 mm 120.96 cm 47.622 in 3.9685 ft | 1072.91 mm 107.291 cm 42.2405 in 3.52 ft |
| Height | 680.4 mm 68.04 cm 26.7874 in 2.2323 ft | 603.512 mm 60.3512 cm 23.7603 in 1.98 ft |
| Panel manufacturer | LG Display | - |
| Panel model | LC550AQD-GKA2 | - |
| Panel type | OLED | IPS |
| Panel bit depth | 10 bits | 10 bits |
| FRC | No | - |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p |
| Pixel pitch | 0.315 mm 0.0315 cm 0.0124 in 0.001 ft | 0.279 mm 0.0279 cm 0.011 in 0.0009 ft |
| Pixel density | 80 ppi 31 ppcm | 91 ppi 35 ppcm |
| Display area | 86.74 % | 91.83 % |
| Backlight | - | Edge LED |
| DCI P3 | 98.5 % | 90 % |
| Rec. 2020 | 74 % | - |
| Brightness | 300 cd/m² | 300 cd/m² |
| Peak brightness | 700 cd/m² | - |
| Static contrast | - | 1400 : 1 |
| HDR | Dolby Vision HDR10 HLG (Hybrid Log Gamma) | HDR10 HLG (Hybrid Log Gamma) Dolby Vision |
| Horizontal viewing angle | - | 178 ° |
| Vertical viewing angle | - | 178 ° |
| Minimum response time | - | 8 ms 0.0080 s |
| Average response time | 8 ms 0.0080 s | 12 ms 0.0120 s |
| Maximum response time | - | 32 ms 0.0320 s |
| Input lag | 21 ms 0.0210 s | - |
| WRGB panel | RGBW structure - 2880 (RGB) + 960 (W) |
3D
3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.
| 3D | No | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Vertical frequency (digital) | 100 Hz / 120 Hz | 50 Hz / 60 Hz |
Frame interpolation
Many smart TV sets use a technology for interpolating (inserting) of intermediate frames between existing ones in order to achieve more fluent visualization, especially for dynamic scenes.
| Interpolation technology | - | Picture Mastering Index |
| Interpolation value | - | 2200 |
| Interpolation measurement unit | - | PMI |
Power supply and consumption
Information about the power supply and consumption, energy efficiency class, etc.
| 220V | 220 V - 240 V | 220 V - 240 V |
| Alternating current frequency | 50 Hz - 60 Hz | 50 Hz - 60 Hz |
| Power consumption (sleep) | 0.5 W | 0.5 W |
| Power consumption (average) | 112 W | 75 W |
| Energy efficiency class | A | A |
Dimensions, weight and color
Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.
| Width | 1237 mm 123.7 cm 48.7008 in 4.0584 ft | 1100 mm 110 cm 43.3071 in 3.6089 ft |
| Height | 767 mm 76.7 cm 30.1969 in 2.5164 ft | 641 mm 64.1 cm 25.2362 in 2.103 ft |
| Depth | 56.7 mm 5.67 cm 2.2323 in 0.186 ft | 62.1 mm 6.21 cm 2.4449 in 0.2037 ft |
| Weight | 17.1 kg 37.7 lbs | 12.5 kg 27.56 lbs |
| Width with stand | 1237 mm 123.7 cm 48.7008 in 4.0584 ft | 1100 mm 110 cm 43.3071 in 3.6089 ft |
| Height with stand | 767 mm 76.7 cm 30.1969 in 2.5164 ft | 701 mm 70.1 cm 27.5984 in 2.2999 ft |
| Depth with stand | 175 mm 17.5 cm 6.8898 in 0.5741 ft | 232.9 mm 23.29 cm 9.1693 in 0.7641 ft |
| Weight with stand | 18.5 kg 40.79 lbs | 12.9 kg 28.44 lbs |
| Colors | Black | Gray |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes |
| VESA interface | 400 x 200 mm | 300 x 300 mm |
| Removable stand | Yes | Yes |
| Height adjustment | No | No |
| Landscape/portrait pivot | No | No |
| Left/right swivel | No | No |
| Forward/backward tilt | No | No |
TV tuner
The TV tuner is a device, which allows the receiving and visualization of a certain type of television signal. There are tuners for digital, analog, cable and satellite television.
| TV tuner | Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S2 DVB-S | Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S DVB-S2 DVB-T2 HD |
System on Chip (SoC)
Information about the central processor, graphic processor and the memory of the model.
| SoC | M16P | - |
| CPU cores | - | 4 |
| CPU frequency | - | 1200 MHz |
| GPU cores | - | 2 |
| RAM capacity | - | 1.5 GB |
| Storage | - | 4 GB |
OS, apps and software features
Information about the operating system, applications, various software features if available.
| Operating system (OS) | webOS 3.5 | webOS 3.5 |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 10 W 2 x 10 W | 2 x 10 W |
| 2.2 CH Dolby Atmos DTS Decoder DTS-HD OLED Surround Wireless Sound Sync | 2.0 CH Down firing DTS Decoder DTS-HD Wireless Sound Sync |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | LAN Wi-Fi 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Bluetooth Wi-Fi Direct DLNA | LAN Wi-Fi 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Bluetooth Wi-Fi Direct DLNA |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 2 x USB 2.0 1 x USB 3.0 1 x Ethernet RJ45 4 x HDMI 2.0 (ARC; CEC) 1 x Satellite In (Main; F-type female) 1 x Satellite In (Sub; F-type female) 1 x Optical Audio Out 1 x RS232 (C) 1 x Antenna (RF) (female) 1 x CI+ 1.3 | 2 x USB 2.0 1 x Ethernet RJ45 4 x HDMI 2.0 (ARC; CEC) 1 x Satellite In (Main; F-type female) 1 x AV Composite In (Video + L/R) 1 x AV Component In (YPbPr + L/R) 1 x Optical Audio Out 1 x 3.5 mm Audio Out 1 x Antenna (RF) (female) 1 x CI+ 1.4 |
| High-bandwidth Digital Content Protection (HDCP) 2.2 SIMPLINK (HDMI-CEC) | High-bandwidth Digital Content Protection (HDCP) 2.2 SIMPLINK (HDMI-CEC) |
Features
Some additional functional features of the model.
| Features | 4K Upscaler Active HDR Cinematic Color Perfect Black Panel Pixel Level Dimming PVR True Color Accuracy ULTRA Luminance Voice command | 4K Active HDR 4K Upscaler Clear Voice III Dynamic Color Google Assistant LG ThinQ AI Local Dimming Nano Cell Color Nano Cell Display Noise Reduction PVR True Color Accuracy ULTRA Luminance Voice command |
Image file formats
Smart TV sets allow the display of different image file formats.
| Image file formats | JPEG MPO JPS | JPEG MPO JPS |
Audio file formats
Smart TV sets allow playing different audio file formats.
| Audio file formats/codecs | AAC AC3 aptX FLAC MP3 OGG RealAudio WMA HE-AAC LPCM | AAC AC3 aptX FLAC MP3 OGG RealAudio WMA HE-AAC LPCM |
Video file formats
Smart TV sets allow playing various video file formats.
| Video file formats/codecs | 3GPP AVI DivX Flash Video H.263 H.264 H.265 MKV QuickTime M2TS MP4 MPEG-4 TS VC-1 VP9 | 3GPP AVI DivX Flash Video H.263 H.264 H.265 MKV QuickTime M2TS MP4 MPEG-4 TS VC-1 VP9 |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | ENERGY STAR RoHS UL/cUL | ENERGY STAR RoHS UL/cUL |
Operating and storage conditions
There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.
| Operating temperature | 0 °C - 40 °C 32 °F - 104 °F | 0 °C - 40 °C 32 °F - 104 °F |
| Operating humidity | 10 % - 80 % | 10 % - 80 % |
| Storage temperature | -20 °C - 60 °C -4 °F - 140 °F | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | 5 % - 85 % | 5 % - 85 % |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | Magic remote control | 3.5 mm composite adapter Magic remote control - AN-MR650A |
| LG OLED55E7V | LG 49SK7900PLA |