Comparison between:
- 27" Acer KG272K Lbmiipx
- 27" Acer CB272 Kbmiiprx
- 28" Samsung U28R55
- 27" LG 27UL850
Brand, series, model
Information about the brand, series, model and model aliases.
| Acer KG272K Lbmiipx | Acer CB272 Kbmiiprx | Samsung U28R55 | LG 27UL850 | |
| Series | - | CB2 | UR55 | - |
 |  |  |  | |
| Model alias | Nitro KG272KLbmiipx UM.HX2AA.L01 | CB272Kbmiiprx CB272K CB272 K UM.HB2AA.011 | U28R550 U28R55U0 LU28R550UQNXZA | 27UL850-W 27UN850 27UN850-W |
| Model year | 2024 | 2024 | 2019 | 2018 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 27 in | 27 in | 28 in | 27 in |
| Diagonal | 684.667 mm 68.4667 cm 26.9554 in 2.2463 ft | 685.8 mm 68.58 cm 27 in 2.25 ft | 711.2 mm 71.12 cm 28 in 2.3333 ft | 684.7 mm 68.47 cm 26.9567 in 2.2464 ft |
| Width | 597.6 mm 59.76 cm 23.5276 in 1.9606 ft | 597.73 mm 59.773 cm 23.5327 in 1.9611 ft | 620.928 mm 62.0928 cm 24.446 in 2.0372 ft | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft |
| Height | 336.312 mm 33.6312 cm 13.2406 in 1.1034 ft | 336.22 mm 33.622 cm 13.237 in 1.1031 ft | 341.28 mm 34.128 cm 13.4362 in 1.1197 ft | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft |
| Panel manufacturer | - | - | Innolux | LG Display BOE |
| Panel model | - | - | M280DCA-E3B | LM270WR3-SSA1 MV270QUM-N21 |
| Panel type | IPS | IPS | IPS | IPS |
| Panel bit depth | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) |
| FRC | Yes | 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 | 0.156 mm 0.0156 cm 0.0061 in 0.0005 ft | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft | 0.16 mm 0.016 cm 0.0063 in 0.0005 ft | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft |
| Pixel density | 163 ppi 64 ppcm | 163 ppi 64 ppcm | 157 ppi 61 ppcm | 163 ppi 64 ppcm |
| Display area | 89.43 % | 89.19 % | 88.7 % | 89.66 % |
| Backlight | W-LED | W-LED | W-LED | W-LED |
| sRGB | 99 % | 99 % | - | 99 % |
| Brightness | 350 cd/m² | 350 cd/m² | 300 cd/m² | 350 cd/m² |
| Peak brightness | - | - | - | 400 cd/m² |
| Static contrast | 1000 : 1 | 1000 : 1 | 1000 : 1 | 1000 : 1 |
| Dynamic contrast | - | 100000000 : 1 | - | - |
| HDR | HDR10 | HDR10 | HDR10 | HDR10 DisplayHDR 400 |
| 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 | 5 ms 0.0050 s |
| Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| - | Response time - 1 ms (Visual Response Boost technology) | - | - |
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 - 160 kHz | - | - |
| Vertical frequency (digital) | 60 Hz | 40 Hz - 60 Hz | 40 Hz - 60 Hz | 40 Hz - 61 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 |
| Electric current (A) | - | - | - | 7 A |
| Power consumption (off) | 0.3 W | 0.3 W | 0.3 W | 0.3 W |
| Power consumption (sleep) | 0.5 W | 0.5 W | 0.5 W | 0.5 W |
| Power consumption (average) | 24.5 W | 23 W | 41 W | 40 W |
| Power consumption (maximum) | 45 W | 150 W | 48 W | 130 W |
| Power consumption (annual) | - | - | - | 54 kWh |
| Energy efficiency class | - | - | B | 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 | 614.43 mm 61.443 cm 24.1902 in 2.0158 ft | 614 mm 61.4 cm 24.1732 in 2.0144 ft | 638.8 mm 63.88 cm 25.1496 in 2.0958 ft | 613.1 mm 61.31 cm 24.1378 in 2.0115 ft |
| Height | 365.76 mm 36.576 cm 14.4 in 1.2 ft | 367 mm 36.7 cm 14.4488 in 1.2041 ft | 374 mm 37.4 cm 14.7244 in 1.227 ft | 364.4 mm 36.44 cm 14.3465 in 1.1955 ft |
| Depth | 68.58 mm 6.858 cm 2.7 in 0.225 ft | 70 mm 7 cm 2.7559 in 0.2297 ft | 64 mm 6.4 cm 2.5197 in 0.21 ft | 44.6 mm 4.46 cm 1.7559 in 0.1463 ft |
| Weight | 4.72 kg 10.41 lbs | 5.3 kg 11.68 lbs | 5 kg 11.02 lbs | 4.8 kg 10.58 lbs |
| Width with stand | 614.43 mm 61.443 cm 24.1902 in 2.0158 ft | 614 mm 61.4 cm 24.1732 in 2.0144 ft | 638.8 mm 63.88 cm 25.1496 in 2.0958 ft | 613.1 mm 61.31 cm 24.1378 in 2.0115 ft |
| Height with stand | 450.85 mm 45.085 cm 17.75 in 1.4792 ft | 390 mm 39 cm 15.3543 in 1.2795 ft | 479.3 mm 47.93 cm 18.8701 in 1.5725 ft | 457.3 mm 45.73 cm 18.0039 in 1.5003 ft |
| Depth with stand | 231.9 mm 23.19 cm 9.1299 in 0.7608 ft | 270 mm 27 cm 10.6299 in 0.8858 ft | 250.5 mm 25.05 cm 9.8622 in 0.8219 ft | 230 mm 23 cm 9.0551 in 0.7546 ft |
| Weight with stand | 5.17 kg 11.4 lbs | 8.3 kg 18.3 lbs | 5.8 kg 12.79 lbs | 6.4 kg 14.11 lbs |
| Box width | - | - | 732 mm 73.2 cm 28.8189 in 2.4016 ft | 691 mm 69.1 cm 27.2047 in 2.2671 ft |
| Box height | - | - | 465 mm 46.5 cm 18.3071 in 1.5256 ft | 493 mm 49.3 cm 19.4094 in 1.6175 ft |
| Box depth | - | - | 176 mm 17.6 cm 6.9291 in 0.5774 ft | 208 mm 20.8 cm 8.189 in 0.6824 ft |
| Box weight | - | - | 7.8 kg 17.2 lbs | 9 kg 19.84 lbs |
| Stand depth | 231.9 mm 23.19 cm 9.1299 in 0.7608 ft | 270 mm 27 cm 10.6299 in 0.8858 ft | - | - |
| Colors | Black | Black | Dark Blue Gray | White Gray |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes | Yes | Yes |
| VESA interface | 100 x 100 mm | 100 x 100 mm | 75 x 75 mm | 100 x 100 mm |
| Removable stand | Yes | Yes | Yes | Yes |
| Height adjustment | - | Yes | No | Yes |
| Height adjustment range | - | 165 mm 16.5 cm 6.4961 in 0.5413 ft | - | 110 mm 11 cm 4.3307 in 0.3609 ft |
| Landscape/portrait pivot | - | Yes | No | Yes |
| Left pivot | - | 90 ° | - | 90 ° |
| Right pivot | - | 90 ° | - | 90 ° |
| Left/right swivel | - | Yes | No | No |
| Left swivel | - | 178 ° | - | - |
| Right swivel | - | 178 ° | - | - |
| Forward/backward tilt | - | Yes | Yes | Yes |
| Forward tilt | - | 5 ° | 2 ° | 5 ° |
| Backward tilt | - | 35 ° | 15 ° | 20 ° |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 2 W | 2 x 2 W | - | 2 x 5 W |
| - | - | - | Maxx Audio |
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 | 2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out | 2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out | 1 x USB 3.0 (Type-C - 60 W) 2 x USB 3.0 (downstream) 2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out |
| - | High-bandwidth Digital Content Protection (HDCP) | - | High-bandwidth Digital Content Protection (HDCP) 2.2 |
Features
Some additional functional features of the model.
| Features | Chromecast built-in Google Assistant Micro Dimming Motion Picture Netflix Smart inter@ctive TV USB Recording YouTube | Adaptive Contrast Management (ACM) AMD FreeSync technology Flicker-free technology Low Blue Light Low Dimming Technology Picture-by-Picture Picture-in-Picture ZeroFrame Design | AMD Radeon FreeSync Technology Samsung MagicBright Samsung MagicUpscale Eco Saving Plus Eye Saver Mode Flicker Free Picture-in-Picture Picture-by-Picture Image Size Easy Setting Box Off Timer Plus | 6-Axis Control AMD FreeSync technology Black Stabilizer DDC/CI Dynamic Action Sync Flicker-free technology Super Resolution+ |
Image file formats
Smart TV sets allow the display of different image file formats.
| Image file formats | JPEG GIF PNG | - | - | - |
Audio file formats
Smart TV sets allow playing different audio file formats.
| Audio file formats/codecs | AC3 FLAC M4A MP3 WMA WAV | - | - | - |
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 WMV | - | - | - |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | RoHS | CCC CE EPEAT Silver FCC ISO9241-307 J-Moss PSE RoHS TCO VCCI-B TUV Eyesafe Certified | Windows 10 Certification TÜV Rheinland Eye Comfort 2.0 Certification | C-Tick CCC CECP CEL cUL ENERGY STAR ErP FCC Class B KC RoHS Compliant TÜV/GS VCCI |
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 | - | - | 10 °C - 40 °C 50 °F - 104 °F | 0 °C - 40 °C 32 °F - 104 °F |
| Operating humidity | - | - | 10 % - 80 % | 0 % - 80 % |
| Storage temperature | - | - | - | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | - | - | - | 0 % - 85 % |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | Remote control | HDMI cable USB Type-C cable | - | DisplayPort cable HDMI cable USB Type-C cable |
Additional features
Information about other features.
| Additional features | - | Anti-theft stand lock slot - Kensington | - | Anti-theft stand lock slot - Kensington |
| Acer KG272K Lbmiipx | Acer CB272 Kbmiiprx | Samsung U28R55 | LG 27UL850 |