Comparison between:
- 27" Acer PE270K
- 27" LG 27UL850
- 24" HP ZR2440w
Brand, series, model
Information about the brand, series, model and model aliases.
| Acer PE270K | LG 27UL850 | HP ZR2440w | |
 |  |  | |
| Model alias | PE270K bmiipruzx | 27UL850-W 27UN850 27UN850-W | XW477A4 XW477A8 |
| Model year | 2018 | 2018 | 2011 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 27 in | 27 in | 24 in |
| Diagonal | 684.7 mm 68.47 cm 26.9567 in 2.2464 ft | 684.7 mm 68.47 cm 26.9567 in 2.2464 ft | 609.6 mm 60.96 cm 24 in 2 ft |
| Width | 596.16 mm 59.616 cm 23.4709 in 1.9559 ft | 596.736 mm 59.6736 cm 23.4935 in 1.9578 ft | 518.4 mm 51.84 cm 20.4094 in 1.7008 ft |
| Height | 335.32 mm 33.532 cm 13.2016 in 1.1001 ft | 335.664 mm 33.5664 cm 13.2151 in 1.1013 ft | 324 mm 32.4 cm 12.7559 in 1.063 ft |
| Panel manufacturer | - | BOE | LG Display |
| Panel model | - | - | LM240WU8-SLA1 |
| Panel type | IPS | IPS | e-IPS |
| Panel bit depth | 10 bits (8 bits + FRC) | 10 bits (8 bits + FRC) | 8 bits (6 bits + FRC) |
| FRC | Yes | Yes | Yes |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 16777216 colors 24 bits |
| Aspect ratio | 1.778:1 16:9 | 1.778:1 16:9 | 1.6:1 16:10 |
| Resolution | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p | 1920 x 1200 pixels |
| Pixel pitch | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft | 0.155 mm 0.0155 cm 0.0061 in 0.0005 ft | 0.27 mm 0.027 cm 0.0106 in 0.0009 ft |
| Pixel density | 163 ppi 64 ppcm | 163 ppi 64 ppcm | 94 ppi 37 ppcm |
| Display area | 91.97 % | 89.66 % | 81.21 % |
| Backlight | W-LED | W-LED | W-LED |
| sRGB | 99 % | 99 % | 96 % |
| Adobe RGB (1998) | 75 % | - | 74 % |
| NTSC (1953) | 72 % | - | 71 % |
| DCI P3 | 75 % | - | - |
| Brightness | 350 cd/m² | 350 cd/m² | 350 cd/m² |
| Peak brightness | - | 400 cd/m² | - |
| Static contrast | 1300 : 1 | 1000 : 1 | 1000 : 1 |
| Dynamic contrast | 100000000 : 1 | - | - |
| HDR | - | HDR10 DisplayHDR 400 | - |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° |
| Minimum response time | 4 ms 0.0040 s | 5 ms 0.0050 s | 6 ms 0.0060 s |
| Average response time | 15 ms 0.0150 s | - | 14 ms 0.0140 s |
| Maximum response time | 20 ms 0.0200 s | - | - |
| Input lag | 18 ms 0.0180 s | - | 20 ms 0.0200 s |
| Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) | Anti-glare/Matte |
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 - 160 kHz | - | 24 kHz - 80 kHz |
| Vertical frequency (digital) | 40 Hz - 75 Hz | 40 Hz - 61 Hz | 24 Hz - 60 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 |
| Electric current (A) | - | 7 A | - |
| Power consumption (off) | 0.4 W | 0.3 W | 0.5 W |
| Power consumption (sleep) | 0.5 W | 0.5 W | 0.5 W |
| Power consumption (eco) | 20 W | - | 32 W |
| Power consumption (average) | 36 W | 40 W | 48 W |
| Power consumption (maximum) | 40 W | 130 W | 59 W |
| Power consumption (annual) | 54 kWh | 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 mm 61.4 cm 24.1732 in 2.0144 ft | 613.1 mm 61.31 cm 24.1378 in 2.0115 ft | 562 mm 56.2 cm 22.126 in 1.8438 ft |
| Height | 354 mm 35.4 cm 13.937 in 1.1614 ft | 364.4 mm 36.44 cm 14.3465 in 1.1955 ft | 368 mm 36.8 cm 14.4882 in 1.2073 ft |
| Depth | 58 mm 5.8 cm 2.2835 in 0.1903 ft | 44.6 mm 4.46 cm 1.7559 in 0.1463 ft | 61 mm 6.1 cm 2.4016 in 0.2001 ft |
| Weight | 4.46 kg 9.83 lbs | 4.8 kg 10.58 lbs | 4.9 kg 10.8 lbs |
| Width with stand | 614 mm 61.4 cm 24.1732 in 2.0144 ft | 613.1 mm 61.31 cm 24.1378 in 2.0115 ft | 562 mm 56.2 cm 22.126 in 1.8438 ft |
| Height with stand | 407 mm 40.7 cm 16.0236 in 1.3353 ft | 457.3 mm 45.73 cm 18.0039 in 1.5003 ft | 429 mm 42.9 cm 16.8898 in 1.4075 ft |
| Depth with stand | 207 mm 20.7 cm 8.1496 in 0.6791 ft | 230 mm 23 cm 9.0551 in 0.7546 ft | 235 mm 23.5 cm 9.252 in 0.771 ft |
| Weight with stand | 7.22 kg 15.92 lbs | 6.4 kg 14.11 lbs | 7.6 kg 16.76 lbs |
| Box width | - | 691 mm 69.1 cm 27.2047 in 2.2671 ft | - |
| Box height | - | 493 mm 49.3 cm 19.4094 in 1.6175 ft | - |
| Box depth | - | 208 mm 20.8 cm 8.189 in 0.6824 ft | - |
| Box weight | 10.19 kg 22.47 lbs | 9 kg 19.84 lbs | - |
| Colors | Black | White Gray | 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 | 115 mm 11.5 cm 4.5276 in 0.3773 ft | 110 mm 11 cm 4.3307 in 0.3609 ft | 100 mm 10 cm 3.937 in 0.3281 ft |
| Landscape/portrait pivot | Yes | Yes | Yes |
| Left pivot | 90 ° | 90 ° | 0 ° |
| Right pivot | 90 ° | 90 ° | 90 ° |
| Left/right swivel | Yes | No | Yes |
| Left swivel | 45 ° | - | 45 ° |
| Right swivel | 45 ° | - | 45 ° |
| Forward/backward tilt | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° |
| Backward tilt | 20 ° | 20 ° | 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 5 W | - |
| - | Maxx Audio | - |
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 | 4 x USB 3.0 (downstream) 1 x USB 3.1 (Type-C) 2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out | 2 x USB 3.0 (downstream) 1 x USB 3.0 (Type-C - 60 W) 2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out | 4 x USB 2.0 (downstream) 1 x USB 2.0 (upstream) 1 x HDMI (HDCP) 1 x DisplayPort 1.2 (HDCP) 1 x DVI-D Dual Link (HDCP) 1 x S/PDIF 1 x 3.5 mm Audio Out |
| 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 | AMD FreeSync technology Blue Light Filter Flicker-free technology | 6-Axis Control AMD FreeSync technology Black Stabilizer DDC/CI Dynamic Action Sync Flicker-free technology Super Resolution+ | DDC/CI |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | ENERGY STAR 7.0 ErP TCO Certified Displays 7.0 | C-Tick CCC CECP CEL cUL ENERGY STAR ErP FCC Class B KC RoHS Compliant TÜV/GS VCCI | BSMI C-Tick CB CCC CE CECP CEL Grade 1 EAC ENERGY STAR EPA Epeat Gold/Silver (market dependent) FCC Class B ICE ISC KC KCC NOM PSB SEPA TCO EDGE TÜV/S VCCI-B WHQL (Windows 8; Windows 7) |
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 | 5 °C - 35 °C 41 °F - 95 °F | 0 °C - 40 °C 32 °F - 104 °F | 5 °C - 35 °C 41 °F - 95 °F |
| Operating humidity | 10 % - 85 % | 0 % - 80 % | 20 % - 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 | -20 °C - 60 °C -4 °F - 140 °F |
| Storage humidity | - | 0 % - 85 % | 5 % - 95 % |
| Storage altitude | - | - | 12192 m 40000 ft |
Accessories
Often the packaging of desktop monitors and smart TV sets includes accessories for them.
| Accessories | DisplayPort cable - optional HDMI cable - optional Hood USB Type-C cable - optional | DisplayPort cable HDMI cable USB Type-C cable | DisplayPort cable DVI-D cable |
Additional features
Information about other features.
| Additional features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington | Security lock slot |
| Acer PE270K | LG 27UL850 | HP ZR2440w |