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| General Info | ||
|---|---|---|
| Model Number | Lenovo L29w-30 | Dell S2721HN |
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| Price | ||
| Type | Monitor | Monitor |
| Year | 2021 | 2020 |
| Brand | Lenovo | Dell |
| Model Number | L29w-30 | S2721HN |
| Alias | 66E5GAC3 | S2721NX |
| Display | ||
| Screen Size Class | 29" (inches) | 27" (inches) |
| Diagonal Size | 28.75 in 73 cm 730.2 mm 2.4 ft |
27 in 68.6 cm 685.891 mm 2.25 ft |
| Screen Width | 26.49 in 67.3 cm 672.768 mm 2.21 ft |
23.54 in 59.8 cm 597.89 mm 1.96 ft |
| Screen Height | 11.17 in 28.4 cm 283.824 mm 0.93 ft |
13.24 in 33.6 cm 336.312 mm 1.1 ft |
| Display Type | IPS | IPS |
| Display Bit Depth | 8 bits (6 bits + FRC) | 8 bits |
| Frame Rate Control | Yes | |
| Max Number of Colors | 16777216 | 16777216 |
| Bits | 24 | 24 |
| Screen Aspect Ratio | 21:9 | 16:9 |
| Screen Resolution | 2560 x 1080 | 1920 x 1080 |
| Screen Pixel Pitch | 0.263 mm | 0.311 mm |
| Screen Pixel Density | 96 ppi | 81 ppi |
| Screen-to-Body Ratio | 86.68 % | 90.67 % |
| Backlight Source | W-LED | W-LED |
| sRGB | 99 % | |
| NTSC 1953 | 72 % | |
| Screen Brightness | 300 cd/m² | 300 cd/m² |
| Static Screen Contrast | 1000 : 1 | 1000 : 1 |
| Dynamic Screen Contrast | 3000000 : 1 | |
| Screen Horizontal Viewing Angle | 178 ° | 178 ° |
| Screen Vertical Viewing Angle | 178 ° | 178 ° |
| Display Minimum Response Time | 4 ms | 4 ms |
| Display Average Response Time | 6 ms | 8 ms |
| Display Coating | Anti-glare/Matte (3H) | Anti-glare/Matte (3H) |
| 3D | No | No |
| Size, weight, color | ||
| Case Depth | 1.87 in 4.8 cm 47.5 mm 0.16 ft |
2.13 in 5.4 cm 54 mm 0.18 ft |
| Case Weight | 4.4 kg 10 lbs |
4.3 kg 9 lbs |
| Case Width with Stand | 27.1 in 68.8 cm 688.4 mm 2.26 ft |
24.01 in 61 cm 609.9 mm 2 ft |
| Case Height with Stand | 14.06 in 35.7 cm 357.2 mm 1.17 ft |
17.85 in 45.3 cm 453.3 mm 1.49 ft |
| Case Depth with Stand | 8.46 in 21.5 cm 214.9 mm 0.71 ft |
7.35 in 18.7 cm 186.8 mm 0.61 ft |
| Case Weight with Stand | 6.3 kg 14 lbs |
5.2 kg 11 lbs |
| Case Color | Raven Black | Black, Silver |
| Hardware | ||
| Built-in Camera | No | No |
| Connectivity | 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x DisplayPort 1.2 |
2 x HDMI 1.4 1 x 3.5 mm Audio Out |
| Audio | ||
| Audio Speakers | 2 x 3W | |
| Features | ||
| Cool Features | Lenovo Artery (Lenovo Display Control Center) 3-side NearEdgeless design AMD FreeSync technology |
Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology |
| Extra Features | Anti-theft stand lock slot - Kensington | Anti-theft stand lock slot - Kensington S2721HN - silver S2721NX - black |
| Ergonomics | ||
| Case Width | 27.1 in 68.8 cm 688.4 mm 2.26 ft |
24.01 in 61 cm 609.9 mm 2 ft |
| Case Height | 12.6 in 32 cm 320 mm 1.05 ft |
14.31 in 36.4 cm 363.6 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 | No |
| Height Adjustment Range | 150 mm 15 cm 5.9055 in 0.4921 ft |
|
| Landscape or Portrait Pivot Support | No | No |
| Left or Right Swivel Support | Yes | No |
| Left Swivel | 180 ° | |
| Right Swivel | 180 ° | |
| Forward and Backward Tilt Support | Yes | Yes |
| Forward Tilt | 5 ° | 5 ° |
| Backward Tilt | 22 ° | 21 ° |
| Frequency and Interpolation | ||
| Vertical Digital Frequency | 48 Hz - 90 Hz | 48 Hz - 75 Hz |
| Horizontal Digital Frequency | 15 kHz - 110 kHz | 30 kHz - 83 kHz |
| Screen Interpolation Measurement Unit | NULL | NULL |
| Accessories | ||
| Extras | HDMI cable | HDMI cable |
| Certificates and Standards | ||
| Licenses | CCC China Energy Efficiency Standard Tier 1 Energy Star EPEAT RoHS (EU 2002/95/EC) TCO 8.0 TCO Edge 2.0 TÜV Rheinland Eye Comfort TÜV Low Blue Light (Hardware Solution) Windows Certification (Windows 7 Windows 10) |
ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light |
| 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 % | 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 % - 95 % | 5 % - 90 % |
| Max Operating Altitude | 5000 | |
| Max Storage Altitude | 12192 |
| Lenovo L29w-30 | Dell S2721HN |
