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| General Info | ||
|---|---|---|
| Model Number | BenQ EW3880R | Acer EI491CR |
|
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|
| Price | ||
| Type | Monitor | Monitor |
| Year | 2021 | 2019 |
| Brand | BenQ | Acer |
| Model Series | EI1 | |
| Model Number | EW3880R | EI491CR |
| Alias | EI491CR Pbmiiipx EI491CRPbmiiipx |
|
| Display | ||
| Screen Size Class | 38" (inches) | 49" (inches) |
| Diagonal Size | 37.5 in 95.3 cm 952.5 mm 3.13 ft |
49 in 124.5 cm 1244.6 mm 4.08 ft |
| Screen Width | 34.62 in 87.9 cm 879.36 mm 2.89 ft |
47.08 in 119.6 cm 1195.78 mm 3.92 ft |
| Screen Height | 14.43 in 36.6 cm 366.4 mm 1.2 ft |
13.24 in 33.6 cm 336.31 mm 1.1 ft |
| Display Curvature | 2300 | 1800 |
| Display Manufacturer | LG Display | Samsung |
| Display Type | IPS | VA |
| Display Bit Depth | 10 bits (8 bits + FRC) | 8 bits |
| Frame Rate Control | Yes | No |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 24:10 | 36:10 |
| Screen Resolution | 3840 x 1600 | 3840 x 1080 |
| Screen Pixel Pitch | 0.229 mm | 0.311 mm |
| Screen Pixel Density | 111 ppi | 81 ppi |
| Screen-to-Body Ratio | 89.52 % | |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 95% | 90% |
| Screen Brightness | 300 cd/m² | 400 cd/m² |
| Static Screen Contrast | 1000 : 1 | 3000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 4 ms | 4 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| HDR | HDR10 | HDR10 DisplayHDR 400 |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 6.77 in 17.2 cm 172 mm 0.56 ft |
|
| Case Weight | 9.3 kg 20 lbs |
|
| Case Width with Stand | 35.29 in 89.6 cm 896.25 mm 2.94 ft |
47.17 in 119.8 cm 1198 mm 3.93 ft |
| Case Height with Stand | 18.12 in 46 cm 460.18 mm 1.51 ft |
17.95 in 45.6 cm 456 mm 1.5 ft |
| Case Depth with Stand | 11.59 in 29.4 cm 294.42 mm 0.97 ft |
9.45 in 24 cm 240 mm 0.79 ft |
| Case Weight with Stand | 13 kg 29 lbs |
11.4 kg 25 lbs |
| Case Color | Black and Brown | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x HDMI 2.0 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x USB (Type-C; upstream; 60W; DP Alt Mode) 2 x USB 3.0 (Type-A; downstream) |
1 x DisplayPort 1.2 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 2 x HDMI 1.4 1 x HDMI 2.0 |
| Audio | ||
| Audio Speakers | 2 x 3W | 2 x 3W |
| Built-in Subwoofer | 1 x 8 | |
| Features | ||
| Cool Features | Cinema HDRi Color Weakness Super Resolution Eye Reminder Game HDRi Flicker-free technology ePaper Advanced Motion Accelerator (AMA) Low Blue Light Brightness Intelligence Plus (B.I.+) Racing Mode |
Flicker-free technology HDCP (High-bandwidth Digital Content Protection) Picture-in-Picture Picture-by-Picture AMD FreeSync 2 technology Blue Light Filter |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 35.29 in 89.6 cm 896.25 mm 2.94 ft |
47.17 in 119.8 cm 1198 mm 3.93 ft |
| Case Height | 14.76 in 37.5 cm 375 mm 1.23 ft |
|
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 75 x 75 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | Yes | No |
| Height Adjustment Range | 120 mm 12 cm 4.7244 in 0.3937 ft |
|
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | Yes | No |
| Left Swivel | 15 ° | |
| Right Swivel | 15 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 15 ° | 15 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 60 Hz | 48 Hz - 144 Hz |
| Horizontal Digital Frequency | 53 kHz - 160.56 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Extras | DisplayPort cable | |
| Certificates and Standards | ||
| Licenses | TUV Flicker-free TUV Low Blue Light |
CCC CE ENERGY STAR ErP RoHS TCO Certified Displays |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
0 °C - 40 °C 32 °F - 104 °F |
| Safe Operating Humidity Level | 10 % - 80 % | 20 % - 80 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
|
| Internal Storage Humidity | 5 % - 85 % |
| BenQ EW3880R | Acer EI491CR |
