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| General Info | ||
|---|---|---|
| Model Number | Acer EI491CR | Samsung C34H890 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2019 | 2017 |
| Brand | Acer | Samsung |
| Model Series | EI1 | |
| Model Number | EI491CR | C34H890 |
| Alias | EI491CR Pbmiiipx EI491CRPbmiiipx |
C34H890W LC34H890WJNXZA LC34H892WJUXZG |
| Display | ||
| Screen Size Class | 49" (inches) | 34" (inches) |
| Diagonal Size | 49 in 124.5 cm 1244.6 mm 4.08 ft |
34 in 86.4 cm 863.6 mm 2.83 ft |
| Screen Width | 47.08 in 119.6 cm 1195.78 mm 3.92 ft |
31.49 in 80 cm 799.8 mm 2.62 ft |
| Screen Height | 13.24 in 33.6 cm 336.31 mm 1.1 ft |
13.18 in 33.5 cm 334.8 mm 1.1 ft |
| Display Curvature | 1800 | 1800 |
| Display Manufacturer | Samsung | Samsung |
| Display Type | VA | SVA |
| Display Bit Depth | 8 bits | 8 bits |
| Frame Rate Control | No | No |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 36:10 | 21:9 |
| Screen Resolution | 3840 x 1080 | 3440 x 1440 |
| Screen Pixel Pitch | 0.311 mm | 0.233 mm |
| Screen Pixel Density | 81 ppi | 109 ppi |
| Screen-to-Body Ratio | 89.52 % | 91.19 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 90% | |
| sRGB | 99.5 % | |
| Screen Brightness | 400 cd/m² | 300 cd/m² |
| Static Screen Contrast | 3000 : 1 | 3000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | 100000000 : 1 |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Screen Input Lag | 10 ms | |
| Display Minimum Response Time | 4 ms | 4 ms |
| Display Average Response Time | 8 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (2H) |
| HDR | HDR10 DisplayHDR 400 |
|
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 6.77 in 17.2 cm 172 mm 0.56 ft |
4.85 in 12.3 cm 123.3 mm 0.4 ft |
| Case Weight | 9.3 kg 20 lbs |
6.3 kg 14 lbs |
| Case Width with Stand | 47.17 in 119.8 cm 1198 mm 3.93 ft |
31.94 in 81.1 cm 811.4 mm 2.66 ft |
| Case Height with Stand | 17.95 in 45.6 cm 456 mm 1.5 ft |
21.22 in 53.9 cm 538.9 mm 1.77 ft |
| Case Depth with Stand | 9.45 in 24 cm 240 mm 0.79 ft |
11.76 in 29.9 cm 298.6 mm 0.98 ft |
| Case Weight with Stand | 11.4 kg 25 lbs |
7.9 kg 17 lbs |
| Case Color | Black | Black |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 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 |
1 x USB 3.0 (Type-C) 1 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 2 x USB 2.0 (downstream) 1 x USB 3.0 (downstream) |
| Audio | ||
| Audio Speakers | 2 x 3W | |
| Features | ||
| Cool Features | Flicker-free technology HDCP (High-bandwidth Digital Content Protection) Picture-in-Picture Picture-by-Picture AMD FreeSync 2 technology Blue Light Filter |
Eye Saver Mode Flicker-free technology Picture-in-Picture Samsung MagicUpscale Samsung MagicBright Picture-by-Picture AMD FreeSync technology Eco Saving Plus |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 47.17 in 119.8 cm 1198 mm 3.93 ft |
31.94 in 81.1 cm 811.4 mm 2.66 ft |
| Case Height | 14.76 in 37.5 cm 375 mm 1.23 ft |
14.25 in 36.2 cm 361.9 mm 1.19 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 75 x 75 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | No | Yes |
| Height Adjustment Range | 135 mm 13.5 cm 5.315 in 0.4429 ft |
|
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | No | Yes |
| Left Swivel | 30 ° | |
| Right Swivel | 30 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 2 ° |
| Backward Tilt | 15 ° | 24 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 144 Hz | 48 Hz - 100 Hz |
| Horizontal Digital Frequency | 53 kHz - 160.56 kHz | 30 kHz - 152 kHz |
| Accessories | ||
| Extras | DisplayPort cable | |
| Certificates and Standards | ||
| Licenses | CCC CE ENERGY STAR ErP RoHS TCO Certified Displays |
ENERGY STAR FCC Class B ISO9241-307 TÜV/Ergonomics |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 0 °C - 40 °C 32 °F - 104 °F |
10 °C - 40 °C 50 °F - 104 °F |
| Safe Operating Humidity Level | 20 % - 80 % | 10 % - 80 % |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
|
| Internal Storage Humidity | 5 % - 95 % |
| Acer EI491CR | Samsung C34H890 |
