Comparison between:
- 27" Acer B277U
- 27" Acer BE270U
- 27" Acer CB272U E3bmirux
Brand, series, model
Information about the brand, series, model and model aliases.
| Acer B277U | Acer BE270U | Acer CB272U E3bmirux | |
| Series | - | - | CB2 |
 |  |  | |
| Model alias | B277U bmiipprzx | BE270Ubmjjpprzx | CB272UE3bmirux UM.HB2AA.305 |
| Model year | 2018 | 2016 | 2024 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 27 in | 27 in | 27 in |
| Diagonal | 685.8 mm 68.58 cm 27 in 2.25 ft | 685.8 mm 68.58 cm 27 in 2.25 ft | 685.8 mm 68.58 cm 27 in 2.25 ft |
| Width | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft |
| Height | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft |
| Panel manufacturer | - | LG Display | - |
| Panel type | IPS | AH-IPS | IPS |
| Panel bit depth | 8 bits (6 bits + FRC) | 8 bits | 8 bits (6 bits + FRC) |
| FRC | Yes | No | Yes |
| Colors | 16777216 colors 24 bits | 16777216 colors 24 bits | 16777216 colors 24 bits |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 | 1.778:1 16:9 |
| Resolution | 2560 x 1440 pixels Quad HD (QHD) / 1440p | 2560 x 1440 pixels Quad HD (QHD) / 1440p | 2560 x 1440 pixels Quad HD (QHD) / 1440p |
| Pixel pitch | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft | 0.233 mm 0.0233 cm 0.0092 in 0.0008 ft |
| Pixel density | 109 ppi 42 ppcm | 109 ppi 42 ppcm | 109 ppi 42 ppcm |
| Display area | 88.89 % | 92.36 % | 89.32 % |
| Backlight | W-LED | W-LED | W-LED |
| sRGB | 100 % | 100 % | 99 % |
| Brightness | 350 cd/m² | 350 cd/m² | 250 cd/m² |
| Static contrast | 1000 : 1 | 1000 : 1 | 1000 : 1 |
| Dynamic contrast | 100000000 : 1 | 100000000 : 1 | 100000000 : 1 |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° |
| Minimum response time | 4 ms 0.0040 s | 6 ms 0.0060 s | - |
| Average response time | - | 12 ms 0.0120 s | - |
| Input lag | - | 15 ms 0.0150 s | - |
| Coating | 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 |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Horizontal frequency (digital) | 30 kHz - 80 kHz | 30 kHz - 80 kHz | - |
| Vertical frequency (digital) | 55 Hz - 75 Hz | 55 Hz - 75 Hz | 48 Hz - 100 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 |
| 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) | 0.37 W | 0.45 W | 0.3 W |
| Power consumption (sleep) | 0.42 W | 0.49 W | 0.5 W |
| Power consumption (eco) | - | 15 W | - |
| Power consumption (average) | 19.92 W | 25.55 W | 21 W |
| Power consumption (maximum) | - | 30 W | 32 W |
| Power consumption (annual) | - | 69 kWh | - |
| Energy efficiency class | - | 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 | 614 mm 61.4 cm 24.1732 in 2.0144 ft | 613.7 mm 61.37 cm 24.1614 in 2.0135 ft | 614.4 mm 61.44 cm 24.189 in 2.0157 ft |
| Height | 367 mm 36.7 cm 14.4488 in 1.2041 ft | 353.4 mm 35.34 cm 13.9134 in 1.1594 ft | 365 mm 36.5 cm 14.3701 in 1.1975 ft |
| Depth | 68.3 mm 6.83 cm 2.689 in 0.2241 ft | 58.3 mm 5.83 cm 2.2953 in 0.1913 ft | 68.5 mm 6.85 cm 2.6969 in 0.2247 ft |
| Weight | - | - | 4.28 kg 9.44 lbs |
| Width with stand | 614 mm 61.4 cm 24.1732 in 2.0144 ft | 613.7 mm 61.37 cm 24.1614 in 2.0135 ft | 614.4 mm 61.44 cm 24.189 in 2.0157 ft |
| Height with stand | 408 mm 40.8 cm 16.063 in 1.3386 ft | 393.8 mm 39.38 cm 15.5039 in 1.292 ft | 555 mm 55.5 cm 21.8504 in 1.8209 ft |
| Depth with stand | 207 mm 20.7 cm 8.1496 in 0.6791 ft | 247.1 mm 24.71 cm 9.7283 in 0.8107 ft | 270 mm 27 cm 10.6299 in 0.8858 ft |
| Weight with stand | 8.2 kg 18.08 lbs | 7.75 kg 17.09 lbs | 7.28 kg 16.05 lbs |
| Stand depth | - | - | 270 mm 27 cm 10.6299 in 0.8858 ft |
| Colors | Black | Black | Black |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes | Yes |
| VESA interface | 100 x 100 mm | 100 x 100 mm | 100 x 100 mm |
| Removable stand | Yes | Yes | Yes |
| Height adjustment | Yes | Yes | Yes |
| Height adjustment range | 120 mm 12 cm 4.7244 in 0.3937 ft | 150 mm 15 cm 5.9055 in 0.4921 ft | 165 mm 16.5 cm 6.4961 in 0.5413 ft |
| Landscape/portrait pivot | Yes | Yes | Yes |
| Left pivot | 0 ° | 0 ° | 90 ° |
| Right pivot | 90 ° | 90 ° | 90 ° |
| Left/right swivel | Yes | Yes | Yes |
| Left swivel | 45 ° | 60 ° | 180 ° |
| Right swivel | 45 ° | 60 ° | 180 ° |
| Forward/backward tilt | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° |
| Backward tilt | 25 ° | 35 ° | 35 ° |
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 2 W |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No | No |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 1 x USB 3.0 (upstream) 4 x USB 3.0 (downstream) 2 x HDMI 1.4 1 x DisplayPort 1.2 (Input mini) 1 x DisplayPort 1.2 1 x D-sub 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out | 1 x USB 3.0 (upstream) 4 x USB 3.0 (downstream) 1 x HDMI 1.4 1 x DisplayPort 1.2 (Input mini) 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out | 1 x USB (Type-C; upstream) 1 x HDMI 1.4 1 x 3.5 mm Audio Out |
| High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) | High-bandwidth Digital Content Protection (HDCP) |
Features
Some additional functional features of the model.
| Features | AMD FreeSync technology Blue Light Filter Flicker-free technology | Blue Light Filter Flicker-free technology Picture-by-Picture Picture-in-Picture | Adaptive Contrast Management (ACM) AMD FreeSync technology Flicker-free technology Zero Frame Design Low Blue Light |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | ENERGY STAR 7.0 Epeat Gold ErP TCO Certified Displays 7.0 | ENERGY STAR Epeat Gold TCO 7.0 | CE cUL ENERGY STAR FCC Class B RoHS TCO Certified Displays TÜV/GS UL VCCI MPR II |
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 |
| Operating humidity | - | - | 10 % - 80 % |
| Operating altitude | - | - | 5000 m 16404.2 ft |
| Storage temperature | - | - | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | - | - | 5 % - 90 % |
| Storage altitude | - | - | 12192 m 40000 ft |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | D-sub cable DisplayPort cable - optional HDMI cable - optional USB 3.0 upstream cable | - | HDMI cable USB Type-C cable |
Additional features
Information about other features.
| Additional features | - | - | Anti-theft stand lock slot - Kensington |
| Acer B277U | Acer BE270U | Acer CB272U E3bmirux |