Comparison between:
- 31.5" LG 32UK550
- 31.9" BenQ BL3201PT
- 27" Dell S2721QS
- 31.5" Samsung S32R750U
Brand, series, model
Information about the brand, series, model and model aliases.
| LG 32UK550 | BenQ BL3201PT | Dell S2721QS | Samsung S32R750U | |
| Series | - | - | - | SR75 Space Monitor |
 |  |  |  | |
| Model alias | 32UK550-B | BL3201PH | - | LS32R750UEIXCI LS32R750UENXZA LS32R750UEUXEN LS32R750UEIXCI |
| Model year | 2018 | 2014 | 2020 | 2019 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 31.5 in | 31.9 in | 27 in | 31.5 in |
| Diagonal | 801 mm 80.1 cm 31.5354 in 2.628 ft | 812.87 mm 81.287 cm 32.0028 in 2.6669 ft | 684.7 mm 68.47 cm 26.9567 in 2.2464 ft | 801 mm 80.1 cm 31.5354 in 2.628 ft |
| Width | 698.4 mm 69.84 cm 27.4961 in 2.2913 ft | 708.48 mm 70.848 cm 27.8929 in 2.3244 ft | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft | 698.4 mm 69.84 cm 27.4961 in 2.2913 ft |
| Height | 392.85 mm 39.285 cm 15.4665 in 1.2889 ft | 398.52 mm 39.852 cm 15.6898 in 1.3075 ft | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft | 392.85 mm 39.285 cm 15.4665 in 1.2889 ft |
| Panel manufacturer | - | AU Optronics | - | - |
| Panel model | - | M320QAN01.0 | - | - |
| Panel type | VA | AHVA IPS | IPS | VA |
| Panel bit depth | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 10 bits |
| FRC | Yes | Yes | Yes | - |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 1073741824 colors 30 bits |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 | 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 | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p |
| Pixel pitch | 0.182 mm 0.0182 cm 0.0072 in 0.0006 ft | 0.185 mm 0.0185 cm 0.0073 in 0.0006 ft | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft | 0.182 mm 0.0182 cm 0.0072 in 0.0006 ft |
| Pixel density | 139 ppi 54 ppcm | 137 ppi 54 ppcm | 163 ppi 64 ppcm | 139 ppi 54 ppcm |
| Display area | 88.75 % | - | 89.83 % | 91.82 % |
| Backlight | W-LED | W-LED | W-LED | W-LED |
| sRGB | 100 % | 100 % | 99 % | 100 % |
| Adobe RGB (1998) | - | 72 % | - | - |
| NTSC (1953) | - | 72 % | - | - |
| DCI P3 | 95 % | - | - | 72 % |
| Brightness | 300 cd/m² | 350 cd/m² | 350 cd/m² | 250 cd/m² |
| Peak brightness | - | - | 390 cd/m² | - |
| Static contrast | 3000 : 1 | 1000 : 1 | 1200 : 1 | 2500 : 1 |
| Dynamic contrast | - | 20000000 : 1 | - | - |
| HDR | HDR10 | - | - | - |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Minimum response time | 4 ms 0.0040 s | 4 ms 0.0040 s | 4 ms 0.0040 s | 4 ms 0.0040 s |
| Average response time | - | 12 ms 0.0120 s | 8 ms 0.0080 s | - |
| Maximum response time | - | 15 ms 0.0150 s | - | - |
| Input lag | - | 7 ms 0.0070 s | - | - |
| Coating | Anti-glare/Matte (3H) | Anti-glare/Matte | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
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 | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Horizontal frequency (digital) | 30 kHz - 135 kHz | - | 130 kHz - 137 kHz | - |
| Vertical frequency (digital) | 56 Hz - 61 Hz | 60 Hz | 40 Hz - 60 Hz | 60 Hz |
| - | DisplayPort - 3840 x 2160 @ 60 Hz DVI; HDMI - 3840 x 2160 @ 30 Hz | - | - |
Power supply and consumption
Information about the power supply and consumption, energy efficiency class, etc.
| 110V | 100 V - 120 V | 100 V - 120 V | 100 V - 120 V | 100 V - 120 V |
| 220V | 220 V - 240 V | 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 | 50 Hz - 60 Hz |
| Power consumption (off) | 0.3 W | 0.5 W | 0.3 W | 0.3 W |
| Power consumption (sleep) | 0.5 W | 0.5 W | 0.3 W | 0.5 W |
| Power consumption (eco) | - | 27 W | 24.3 W | 20 W |
| Power consumption (average) | 39 W | - | 28 W | 53 W |
| Power consumption (maximum) | 50 W | 79 W | 52 W | - |
| Power consumption (annual) | - | - | 76.21 kWh | 77 kWh |
| Energy efficiency class | - | - | - | B |
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 | 728.1 mm 72.81 cm 28.6654 in 2.3888 ft | - | 611.6 mm 61.16 cm 24.0787 in 2.0066 ft | 714.5 mm 71.45 cm 28.1299 in 2.3442 ft |
| Height | 424.6 mm 42.46 cm 16.7165 in 1.393 ft | - | 364.6 mm 36.46 cm 14.3543 in 1.1962 ft | 418.2 mm 41.82 cm 16.4646 in 1.372 ft |
| Depth | 49.9 mm 4.99 cm 1.9646 in 0.1637 ft | - | 55.4 mm 5.54 cm 2.1811 in 0.1818 ft | 26 mm 2.6 cm 1.0236 in 0.0853 ft |
| Weight | 5.3 kg 11.68 lbs | - | 4.7 kg 10.36 lbs | 4.8 kg 10.58 lbs |
| Width with stand | 728.1 mm 72.81 cm 28.6654 in 2.3888 ft | 740.3 mm 74.03 cm 29.1457 in 2.4288 ft | 611.6 mm 61.16 cm 24.0787 in 2.0066 ft | 714.5 mm 71.45 cm 28.1299 in 2.3442 ft |
| Height with stand | 491.7 mm 49.17 cm 19.3583 in 1.6132 ft | 436.4 mm 43.64 cm 17.1811 in 1.4318 ft | 400.1 mm 40.01 cm 15.752 in 1.3127 ft | 757.2 mm 75.72 cm 29.811 in 2.4843 ft |
| Depth with stand | 230 mm 23 cm 9.0551 in 0.7546 ft | 65.6 mm 6.56 cm 2.5827 in 0.2152 ft | 174.7 mm 17.47 cm 6.878 in 0.5732 ft | 115.5 mm 11.55 cm 4.5472 in 0.3789 ft |
| Weight with stand | 7 kg 15.43 lbs | 12.5 kg 27.56 lbs | 6.4 kg 14.11 lbs | 7 kg 15.43 lbs |
| Box width | - | - | - | 978 mm 97.8 cm 38.5039 in 3.2087 ft |
| Box height | - | - | - | 159 mm 15.9 cm 6.2598 in 0.5217 ft |
| Box depth | - | - | - | 502 mm 50.2 cm 19.7638 in 1.647 ft |
| Box weight | - | - | 9.2 kg 20.28 lbs | 9.4 kg 20.72 lbs |
| Colors | Black | Black | Silver | Black |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes | Yes | No |
| VESA interface | 100 x 100 mm | 100 x 100 mm | 100 x 100 mm | - |
| Removable stand | Yes | Yes | Yes | Yes |
| Height adjustment | Yes | Yes | Yes | Yes |
| Height adjustment range | 110 mm 11 cm 4.3307 in 0.3609 ft | 150 mm 15 cm 5.9055 in 0.4921 ft | 110 mm 11 cm 4.3307 in 0.3609 ft | 184.7 mm 18.47 cm 7.2717 in 0.606 ft |
| Landscape/portrait pivot | No | Yes | Yes | No |
| Left pivot | - | 0 ° | 90 ° | - |
| Right pivot | - | 90 ° | 90 ° | - |
| Left/right swivel | No | Yes | Yes | No |
| Left swivel | - | 45 ° | 30 ° | - |
| Right swivel | - | 45 ° | 30 ° | - |
| Forward/backward tilt | Yes | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° | 5 ° |
| Backward tilt | 15 ° | 20 ° | 21 ° | 20 ° |
| - | - | Stand width - 257 mm Stand depth - 174.7 mm | Stand type - dual hinge with adjustable height |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 5 W | 2 x 5 W | 2 x 3 W | - |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No | No | No |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out | 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream) 2 x HDMI 1.4 1 x DisplayPort 1.2 1 x DisplayPort 1.2 (Input mini) 1 x DVI-D Dual Link 1 x D-sub 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x SD Memory Card Slot | 2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out | 1 x USB (Service) 1 x HDMI 2.0 1 x DisplayPort 1.2 (Input mini) |
| High-bandwidth Digital Content Protection (HDCP) 2.2 | High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) 2.2 | High-bandwidth Digital Content Protection (HDCP) |
Features
Some additional functional features of the model.
| Features | 6-Axis Control AMD FreeSync technology Black Stabilizer DDC/CI Dynamic Action Sync Flicker-free technology Super Resolution+ | AMA (Advanced Motion Accelerator) CAD/CAM mode Display Pilot Flicker-free technology Light sensor Low Blue Light OSD controler Picture-by-Picture Picture-in-Picture | 3-sided bezeless design AMD FreeSync technology Flicker-free technology Low Blue Light | Eco Saving Plus Eye Saver Mode Flicker-free technology Picture-by-Picture Picture-in-Picture Samsung MagicBright Samsung MagicUpscale |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | BSMI CCC CE cTick ENERGY STAR ErP FCC Class B UL/cUL | ENERGY STAR 6.0 TCO Certified Displays 6.0 | ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light | CE FCC class B ISO9241-307 |
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 | 10 °C - 40 °C 50 °F - 104 °F |
| Operating humidity | 10 % - 80 % | - | 10 % - 80 % | 10 % - 80 % |
| Operating altitude | - | - | 5000 m 16404.2 ft | - |
| Storage temperature | -20 °C - 60 °C -4 °F - 140 °F | - | -20 °C - 60 °C -4 °F - 140 °F | - |
| Storage humidity | 5 % - 85 % | - | 5 % - 90 % | - |
| Storage altitude | - | - | 12192 m 40000 ft | - |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | DisplayPort cable HDMI cable | Audio cable DisplayPort cable - mini-DP to DP HDMI cable USB 3.0 upstream cable | HDMI cable | HDMI cable |
Additional features
Information about other features.
| Additional features | Anti-theft stand lock slot | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington | - |
| LG 32UK550 | BenQ BL3201PT | Dell S2721QS | Samsung S32R750U |