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| General Info | ||
|---|---|---|
| Model Number | Acer XR383CUR | Samsung C34J791 |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2021 | 2018 |
| Brand | Acer | Samsung |
| Model Number | XR383CUR | C34J791 |
| Alias | LC34J791WTEXXS | |
| Display | ||
| Screen Size Class | 38" (inches) | 34" (inches) |
| Diagonal Size | 37.5 in 95.3 cm 952.5 mm 3.13 ft |
34 in 86.4 cm 863.6 mm 2.83 ft |
| Screen Width | 34.76 in 88.3 cm 882.816 mm 2.9 ft |
31.49 in 80 cm 799.8 mm 2.62 ft |
| Screen Height | 14.48 in 36.8 cm 367.84 mm 1.21 ft |
13.18 in 33.5 cm 334.8 mm 1.1 ft |
| Display Curvature | 2300 | 1500 |
| Display Manufacturer | LG Display | Samsung |
| Display Type | IPS | SVA |
| 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 | 21:9 |
| Screen Resolution | 3840 x 1600 | 3440 x 1440 |
| Screen Pixel Pitch | 0.229 mm | 0.233 mm |
| Screen Pixel Density | 110 ppi | 109 ppi |
| Screen-to-Body Ratio | 91.85 % | 91.27 % |
| Backlight Source | W-LED | Edge LED |
| DCI P3 | 95% | |
| sRGB | 125 % | |
| Adobe RGB 1998 | 92 % | |
| Screen Brightness | 300 cd/m² | |
| Max Screen Brightness | 750 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 ° |
| Screen Input Lag | 6 ms | |
| Display Minimum Response Time | 1 ms | 4 ms |
| Display Average Response Time | 14 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (2H) |
| HDR | DisplayHDR 600 | |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 4.38 in 11.1 cm 111.3 mm 0.37 ft |
6.57 in 16.7 cm 167 mm 0.55 ft |
| Case Weight | 6.3 kg 14 lbs |
|
| Case Width with Stand | 35.29 in 89.6 cm 896.4 mm 2.94 ft |
31.84 in 80.9 cm 808.7 mm 2.65 ft |
| Case Height with Stand | 18.02 in 45.8 cm 457.6 mm 1.5 ft |
20.31 in 51.6 cm 516 mm 1.69 ft |
| Case Depth with Stand | 12.16 in 30.9 cm 308.9 mm 1.01 ft |
12.18 in 30.9 cm 309.4 mm 1.02 ft |
| Case Weight with Stand | 7.7 kg 17 lbs |
|
| Case Color | Silver | White, Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 2 x HDMI 2.1 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 2 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-C; Gen 1; 65W; DP Alt Mode) |
1 x DisplayPort 1.2 2 x Thunderbolt 3.0 1 x 3.5 mm Audio Out 2 x USB 2.0 (downstream) 1 x HDMI 1.4 |
| Audio | ||
| Audio Speakers | 2 x 7W | 2 x 7W |
| Features | ||
| Cool Features | Flicker-free technology Low Blue Light NVIDIA G-Sync Compatible Picture-in-Picture Picture-by-Picture Agile-Splendor IPS AMD FreeSync Premium ComfyView |
Eye Saver Mode Flicker-free technology Picture-by-Picture Picture-in-Picture HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Eco Saving Plus |
| Extra Features | Anti-theft stand lock slot - Kensington | |
| Ergonomics | ||
| Case Width | 35.29 in 89.6 cm 896.4 mm 2.94 ft |
31.84 in 80.9 cm 808.7 mm 2.65 ft |
| Case Height | 15.53 in 39.4 cm 394.4 mm 1.29 ft |
14.28 in 36.3 cm 362.8 mm 1.19 ft |
| Vesa Mount Support | Yes | Yes |
| VESA Interface Standard Size | 100 x 100 | 100 x 100 |
| Removable VESA Stand | Yes | Yes |
| Height Adjustment | Yes | Yes |
| Height Adjustment Range | 130 mm 13 cm 5.1181 in 0.4265 ft |
100 mm 10 cm 3.937 in 0.3281 ft |
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | Yes | No |
| Left Swivel | 30 ° | |
| Right Swivel | 30 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 2 ° |
| Backward Tilt | 35 ° | 34 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 165 Hz | 48 Hz - 100 Hz |
| Horizontal Digital Frequency | 30 kHz - 152 kHz | |
| Screen Interpolation Measurement Unit | NULL | |
| Accessories | ||
| Certificates and Standards | ||
| Licenses | BSMI cCSAus CCC CE China RoHS Energy Star EPA FCC Win7 |
ENERGY STAR FCC Class B ISO9241-307 TÜV/Ergonomics |
| Usage and Storage Requirements | ||
| Safe Operating Temperature Level | 10 °C - 40 °C 50 °F - 104 °F |
|
| Safe Operating Humidity Level | 10 % - 80 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
|
| Internal Storage Humidity | 5 % - 95 % |
| Acer XR383CUR | Samsung C34J791 |
