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| General Info | ||
|---|---|---|
| Model Number | Dell S2721DGF | Asus ROG Stric XG309CM |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2020 | 2021 |
| Brand | Dell | Asus |
| Model Series | ROG Strix | |
| Model Number | S2721DGF | ROG Stric XG309CM |
| Display | ||
| Screen Size Class | 27" (inches) | 30" (inches) |
| Diagonal Size | 26.96 in 68.5 cm 684.7 mm 2.25 ft |
29.5 in 74.9 cm 749.358 mm 2.46 ft |
| Screen Width | 23.49 in 59.7 cm 596.736 mm 1.96 ft |
27.18 in 69 cm 690.432 mm 2.27 ft |
| Screen Height | 13.22 in 33.6 cm 335.664 mm 1.1 ft |
11.47 in 29.1 cm 291.276 mm 0.96 ft |
| Display Type | IPS | IPS |
| Display Bit Depth | 10 bits | 8 bits |
| Frame Rate Control | No | |
| Max Number of Colors | 1073741824 | 16777216 |
| Bits | 30 | 24 |
| Screen Aspect Ratio | 16:9 | 21:9 |
| Screen Resolution | 2560 x 1440 | 2560 x 1080 |
| Screen Pixel Pitch | 0.233 mm | 0.27 mm |
| Screen Pixel Density | 109 ppi | 94 ppi |
| Screen-to-Body Ratio | 90.07 % | 88.66 % |
| Backlight Source | W-LED | W-LED |
| DCI P3 | 98% | |
| sRGB | 110 % | |
| Screen Brightness | 400 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 100000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 1 ms | |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte |
| HDR | DisplayHDR 400 | HDR10 |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 2.67 in 6.8 cm 67.8 mm 0.22 ft |
2.91 in 7.4 cm 73.82 mm 0.24 ft |
| Case Weight | 4.5 kg 10 lbs |
4.56 kg 10 lbs |
| Case Width with Stand | 24.08 in 61.2 cm 611.6 mm 2.01 ft |
27.85 in 70.7 cm 707.33 mm 2.32 ft |
| Case Height with Stand | 15.51 in 39.4 cm 393.9 mm 1.29 ft |
19.14 in 48.6 cm 486.14 mm 1.59 ft |
| Case Depth with Stand | 7.89 in 20 cm 200.3 mm 0.66 ft |
10.43 in 26.5 cm 264.93 mm 0.87 ft |
| Case Weight with Stand | 7.5 kg 17 lbs |
|
| Case Color | Black | 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 3.5 mm Audio In 4 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-B; upstream) |
1 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 2 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-C; upstream; 15W) |
| Audio | ||
| Audio Speakers | 2 x 2W | |
| Features | ||
| Cool Features | Low Blue Light NVIDIA G-SYNC Compatible RGB lights AMD FreeSync Premium Pro Flicker-free technology |
ASUS DisplayWidget Ultra-Low Blue Light ASUS Smart Contrast Ratio (ASCR) KVM Switch Color Accuracy - △EELMB Sync (Extreme Low Motion Blur Sync) Flicker-free technology Trace Free Technology NVIDIA G-Sync Compatible Fast IPS technology Aura Sync Lighting Effect Adaptive-Sync technology Shadow Boost GamePlus (Crosshair/Timer/FPS Counter/Display Alignment/Stopwatch) AMD FreeSync Premium GameVisual |
| Extra Features | Security lock slot | Anti-theft stand lock slot - Kensington |
| Ergonomics | ||
| Case Width | 24.08 in 61.2 cm 611.6 mm 2.01 ft |
27.85 in 70.7 cm 707.33 mm 2.32 ft |
| Case Height | 14.31 in 36.4 cm 363.6 mm 1.19 ft |
12.63 in 32.1 cm 320.68 mm 1.05 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 |
110 mm 11 cm 4.3307 in 0.3609 ft |
| Landscape or Portrait Pivot Support | Yes | No |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° | |
| Left or Right Swivel Support | Yes | Yes |
| Left Swivel | 45 ° | 25 ° |
| Right Swivel | 45 ° | 25 ° |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 21 ° | 20 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 30 Hz - 165 Hz | 40 Hz - 220 Hz |
| Horizontal Digital Frequency | 52 kHz - 264 kHz | |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | DisplayPort cable HDMI cable USB 3.0 cable |
DisplayPort cable HDMI cable USB 3.0 cable USB Type-C cable |
| Certificates and Standards | ||
| Licenses | ENERGY STAR EPEAT TCO Certified RoHS |
BSMI CB CCC CE CEL level 1 cTick CU eStandby ENERGY STAR FCC Class B J-MOSS KCC PSE RCM RoHS TÜV Flicker-free TÜV Low Blue Light UL/cUL VCCI WEEE WHQL (Windows 10; Windows 8.1; Windows 7) |
| 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 % | |
| Internal Storage Temperature | -20 °C - 60 °C -4 °F - 140 °F |
-20 °C - 60 °C -4 °F - 140 °F |
| Internal Storage Humidity | 5 % - 90 % | |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Dell S2721DGF | Asus ROG Stric XG309CM |
