Comparison between:
- 38.5" Nokia 3900A
- 31.5" Panasonic TX-32JSW354
- 31.5" LG 32LM637BPLA
Brand, series, model
Information about the brand, series, model and model aliases.
| Nokia 3900A | Panasonic TX-32JSW354 | LG 32LM637BPLA | |
| Series | - | - | LM630 |
 |  |  | |
| Model year | 2020 | 2021 | 2021 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 38.5 in | 31.5 in | 31.5 in |
| Diagonal | 979.7 mm 97.97 cm 38.5709 in 3.2142 ft | 801 mm 80.1 cm 31.5354 in 2.628 ft | 801 mm 80.1 cm 31.5354 in 2.628 ft |
| Width | 853.41 mm 85.341 cm 33.5988 in 2.7999 ft | 697.685 mm 69.7685 cm 27.4679 in 2.289 ft | 698.214 mm 69.8214 cm 27.4887 in 2.2907 ft |
| Height | 479.81 mm 47.981 cm 18.8902 in 1.5742 ft | 392.256 mm 39.2256 cm 15.4431 in 1.2869 ft | 392.554 mm 39.2554 cm 15.4549 in 1.2879 ft |
| Panel type | - | IPS | IPS |
| Panel bit depth | - | 8 bits | 8 bits |
| FRC | - | No | - |
| Colors | - | 16777216 colors 24 bits | 16777216 colors 24 bits |
| Aspect ratio | 1.779:1 | 1.779:1 | 1.779:1 |
| Resolution | 1366 x 768 pixels | 1366 x 768 pixels | 1366 x 768 pixels |
| Pixel pitch | 0.625 mm 0.0625 cm 0.0246 in 0.002 ft | 0.511 mm 0.0511 cm 0.0201 in 0.0017 ft | 0.511 mm 0.0511 cm 0.0201 in 0.0017 ft |
| Pixel density | 40 ppi 16 ppcm | 49 ppi 19 ppcm | 50 ppi 19 ppcm |
| Display area | 88.79 % | 85.95 % | 85.22 % |
| Backlight | Edge LED | Edge LED | Direct LED |
| HDR | HDR10 | HDR10 HLG (Hybrid Log Gamma) | HDR10 HDR10 Pro HLG (Hybrid Log Gamma) |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° |
3D
3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.
| 3D | No | No | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Vertical frequency (digital) | 50 Hz / 60 Hz | 50 Hz / 60 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 | - | Backlight Motion Rate | Picture Mastering Index |
| Interpolation value | - | 800 | 1000 |
| Interpolation measurement unit | - | BMR | PMI |
Power supply and consumption
Information about the power supply and consumption, energy efficiency class, etc.
| 110V | 100 V - 120 V | - | - |
| 220V | 220 V - 240 V | 220 V - 240 V | 220 V - 240 V |
| Alternating current frequency | 50 Hz - 60 Hz | 50 Hz - 60 Hz | 50 Hz - 60 Hz |
| Power consumption (off) | 0.5 W | 0.3 W | - |
| Power consumption (sleep) | 0.5 W | 0.5 W | 0.5 W |
| Power consumption (average) | 42 W | 32 W | 33 W |
| Power consumption (maximum) | 75 W | - | - |
| Power consumption (annual) | 42 kWh | 32 kWh | 33 kWh |
| Energy efficiency class | E | F | G |
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 | 892 mm 89.2 cm 35.1181 in 2.9265 ft | 732 mm 73.2 cm 28.8189 in 2.4016 ft | 736 mm 73.6 cm 28.9764 in 2.4147 ft |
| Height | 517 mm 51.7 cm 20.3543 in 1.6962 ft | 435 mm 43.5 cm 17.126 in 1.4272 ft | 437 mm 43.7 cm 17.2047 in 1.4337 ft |
| Depth | 95 mm 9.5 cm 3.7402 in 0.3117 ft | 78 mm 7.8 cm 3.0709 in 0.2559 ft | 82.9 mm 8.29 cm 3.2638 in 0.272 ft |
| Weight | - | - | 4.65 kg 10.25 lbs |
| Width with stand | 892 mm 89.2 cm 35.1181 in 2.9265 ft | 732 mm 73.2 cm 28.8189 in 2.4016 ft | 736 mm 73.6 cm 28.9764 in 2.4147 ft |
| Height with stand | 571 mm 57.1 cm 22.4803 in 1.8734 ft | 479 mm 47.9 cm 18.8583 in 1.5715 ft | 464 mm 46.4 cm 18.2677 in 1.5223 ft |
| Depth with stand | 235 mm 23.5 cm 9.252 in 0.771 ft | 185 mm 18.5 cm 7.2835 in 0.607 ft | 180 mm 18 cm 7.0866 in 0.5906 ft |
| Weight with stand | - | - | 4.7 kg 10.36 lbs |
| Box width | 995 mm 99.5 cm 39.1732 in 3.2644 ft | 799 mm 79.9 cm 31.4567 in 2.6214 ft | 812 mm 81.2 cm 31.9685 in 2.664 ft |
| Box height | 702 mm 70.2 cm 27.6378 in 2.3031 ft | 553 mm 55.3 cm 21.7717 in 1.8143 ft | 510 mm 51 cm 20.0787 in 1.6732 ft |
| Box depth | 178 mm 17.8 cm 7.0079 in 0.584 ft | 132 mm 13.2 cm 5.1969 in 0.4331 ft | 142 mm 14.2 cm 5.5906 in 0.4659 ft |
| Box weight | 11 kg 24.25 lbs | 7.5 kg 16.53 lbs | 5.9 kg 13.01 lbs |
| Stand width | - | - | 606 mm 60.6 cm 23.8583 in 1.9882 ft |
| Stand depth | - | - | 180 mm 18 cm 7.0866 in 0.5906 ft |
| Colors | Black | Inox Silver | Black |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes | Yes |
| VESA interface | 200 x 200 mm | 75 x 75 mm | 200 x 200 mm |
| Removable stand | Yes | Yes | Yes |
| Height adjustment | No | No | No |
| Landscape/portrait pivot | No | No | No |
| Left/right swivel | No | No | No |
| Forward/backward tilt | No | 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-S DVB-S2 | DVB-T Analog (NTSC/PAL/SECAM) DVB-T2 DVB-C DVB-S2 DVB-T2 HD | Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S DVB-S2 |
System on Chip (SoC)
Information about the central processor, graphic processor and the memory of the model.
| Processor brand name | - | Vreal Smart | - |
| Processor (CPU) | ARM Cortex-A53 | - | - |
| CPU cores | 4 | - | 4 |
| GPU | ARM Mali-470 MP3 | - | - |
| GPU cores | 3 | - | - |
| RAM capacity | 1 GB | - | - |
| RAM type | DDR3 | - | - |
| Storage | 8 GB | - | - |
| eMMC | - | - |
OS, apps and software features
Information about the operating system, applications, various software features if available.
| Operating system (OS) | Android 9.0 Pie | my Home Screen | webOS |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 8 W | 2 x 2.5 W | 2 x 5 W |
| Dolby Digital 2.0/ 5.1 | - | 2.0 CH Clear Voice III Dolby Audio Down firing DTS Decoder LG Sound Sync Virtual Surround Plus Wireless Sound Sync |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No | No |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | Wi-Fi 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Wi-Fi Direct Bluetooth v4.2 | LAN Wi-Fi 802.11a 802.11b 802.11g 802.11n | LAN Wi-Fi 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Wi-Fi Direct Bluetooth 5.0 |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 2 x USB 2.0 3 x HDMI 2.0 (ARC; CEC) 1 x D-sub 1 x Satellite In (F-type female) 1 x AV Composite In 3.5 mm jack 1 x Optical Audio Out 1 x 3.5 mm Audio Out 1 x Antenna (RF) 1 x CI+ 1.4 | 1 x USB 2.0 (max 0.5 A) 1 x Ethernet RJ45 2 x HDMI 2.0 (ARC) 1 x Satellite In (Main; F-type female) 1 x AV Component In (YPbPr + L/R) 1 x 3.5 mm Audio Out 1 x Antenna (RF) (female) 1 x CI+ 1.4 | 2 x USB 2.0 1 x Ethernet RJ45 3 x HDMI 1.4 (ARC on HDMI 1) 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 Antenna (RF) (female) 1 x CI+ 1.4 |
| SatCR support for connecting up to 8 receivers to a SatCR LNB | High-bandwidth Digital Content Protection (HDCP) 2.2 Viera Link (HDMI-CEC) | High-bandwidth Digital Content Protection (HDCP) SIMPLINK (HDMI-CEC) |
Features
Some additional functional features of the model.
| Features | Amazon Prime Video Chromecast built-in Disney+ Google Assistant Netflix YouTube | Alexa Google Assistant HbbTV Netflix Prime Video | Active HDR Dynamic Color Enhancer HDR Dynamic Tone Mapping LG ThinQ AI Netflix Noise Reduction PVR Resolution Upscaler Voice command (ready) |
Image file formats
Smart TV sets allow the display of different image file formats.
| Image file formats | JPEG GIF PNG BMP | JPEG GIF PNG MPO | JPEG MPO JPS |
Audio file formats
Smart TV sets allow playing different audio file formats.
| Audio file formats/codecs | AAC AC3 MP3 WMA WAV | AAC FLAC MP3 WMA WAV | AAC AC3 aptX MP3 OGG RealAudio WMA HE-AAC LPCM |
Video file formats
Smart TV sets allow playing various video file formats.
| Video file formats/codecs | H.263 H.264 H.265 MKV MP4 MPEG-4 MPEG-2 | 3GPP AVI Flash Video H.263 H.264 H.265 MKV QuickTime MP4 TS VP9 VOB VRO WMV | 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 |
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 - 35 °C 32 °F - 95 °F | 0 °C - 40 °C 32 °F - 104 °F |
| Operating humidity | - | 20 % - 80 % | 10 % - 80 % |
| Storage temperature | -20 °C - 40 °C -4 °F - 104 °F | - | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | - | - | 5 % - 85 % |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | Bluetooth voice remote control | - | Magic remote control - ready |
| Nokia 3900A | Panasonic TX-32JSW354 | LG 32LM637BPLA |