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Compare Dell UltraSharp U4021QW vs BenQ SW270C vs BenQ PD2506Q

Connectivity

Ports
1x USB 3.2 (Type-C; downstream; 15W), 1x Ethernet RJ45 (Gigabit), 1x DisplayPort 1.4, 1x 3.5 mm Audio Out (line-out for speakers), 1x Thunderbolt 3.0 (Type-C; upstream; 90W; DP Alt Mode), 2x HDMI 2.0, 4x USB 3.2 (Type-A; Gen 1; downstream), 1x USB 3.2 ...
1x USB 3.1 (upstream), 2x HDMI 2.0, 1x 3.5 mm Audio Out, 1x SD Memory Card Slot, 1x DisplayPort 1.4, 2x USB 3.1 (downstream), 1x USB 3.1 (Type-C - 60 W)
1x USB 3.2 (Type-B; upstream), 1x USB 3.2 (Type-C; upstream; 65W; DP Alt Mode), 1x DisplayPort 1.4 (in), 1x 3.5 mm Audio Out, 1x DisplayPort 1.4 (out with MST), 1x HDMI 2.0, 1x USB (Type-C; downstream), 3x USB 3.2 (Type-A; downstream)

Construction

Adjustment | Height
120 mm / 4.7244 in
150 mm / 5.9055 in
110 mm / 4.3307 in
Adjustment | Pivot
N/A
-0° ~ 90°
-0° ~ 90°
Adjustment | Swivel
-30° ~ 30°
-45° ~ 45°
-15° ~ 15°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 20°
-5° ~ 20°
Camera
No
No
No
Colors
Black
Gray
Black
Form Factor
Curved monitor
Speakers
2x 9W
2x 2.5W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
88.46% screen-to-body ratio
93.27% screen-to-body ratio
Size | Depth
9.76 in / 248 mm w/ stand
2.47 in / 62.65 mm w/o stand, 8.4 in / 213.4 mm w/ stand
3.28 in / 83.3 mm w/o stand, 10.11 in / 256.9 mm w/ stand
Size | Height
18.02 in / 457.8 mm w/ stand
14.52 in / 368.9 mm w/o stand, 19.86 in / 504.5 mm w/ stand
13.2 in / 335.2 mm w/o stand, 17.33 in / 440.1 mm w/ stand
Size | Width
37.27 in / 946.6 mm
24.17 in / 613.8 mm
21.66 in / 550.1 mm
Weight
9.5 kg / 21 lbs w/ stand
6.5 kg / 14 lbs w/o stand , 9.5 kg / 21 lbs w/ stand
4.4 kg / 10 lbs w/o stand , 7.6 kg / 17 lbs w/ stand

Display

Aspect Ratio
21:9
16:9
16:9
Brightness
300 nits
300 nits
350 nits / 400 nits (peak)
Contrast Ratio
1000:1 (static)
1000:1 (static), 20000000:1 (dynamic)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits, 1073741824 colors
10 bits, 1073741824 colors
8 bits, 16777216 colors
Display Curvature
2500R
Display Diagonal
40"
27" (26.93 in / 684 mm)
25" (24.98 in / 634.4 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
AH-IPS, Anti-glare/Matte
Gamut
98% DCI-P3, 100% sRGB
99% Adobe RGB, 97% DCI-P3, 100% sRGB
95% DCI-P3, 100% sRGB
Input Lag
30 ms
Pixel Density
109 ppi
117 ppi
Pixel Pitch
0.233 mm
0.216 mm
Refresh Rate
60 Hz
24 Hz ~ 76 Hz
60 Hz
Resolution
5K2K WUHD (5120x2160)
QHD (2560x1440)
QHD (2560x1440)
Response Time
5 ms (min) / 8 ms (avg)
5 ms (min) / 14 ms (avg)
5 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
HDR10
DisplayHDR 400, HDR10
Licenses
ENERGY STAR 7.0, WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
TÜV Rheinland Flicker-free Certified, TÜV Rheinland Low Blue Light Certified
Operating Humidity
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
Video
KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView Plus, Flicker-free technology
Black Level, Flicker-free technology, HDCP (High-bandwidth Digital Content Protection) 2.2, Picture-by-Picture, Low Blue Light, Hardware calibration ready, AMA (Advanced Motion Accelerator), Picture-in-Picture, AQCOLOR Technology
BenQ Display Pilot, CalMAN Verified, Pantone Validated, Delta E ≤ 3, ICCsync Color Consistency, Pantone SkinTone Validated, Flicker-free technology, Color Modes (CAD/CAM Mode / Animation Mode / Darkroom Mode / ePaper Mode), AQCOLOR technology, Uniformi...

Performance

Power Consumption
51.5 W (average) / 240 W (max) / 0.5 W (sleep)
36.1 W (average) / 47 W (max) / 18 W (eco) / 0.5 W (sleep) / 0.5 W (off)
36 W (average) / 170 W (max) / 0.5 W (sleep) / 0.5 W (off)

Production

Accessory
DisplayPort cable, HDMI cable, Thunderbolt 4 (USB-C) Active Cable, USB Type-A to Type-B cable
DisplayPort cable - mini-DP to DP, USB 3.1 cable
DisplayPort cable, HDMI cable, USB 3.0 upstream cable
Debut
2021
2019
2022

Reviews

Neofiliac score
77%
84%
72%
Pros
  • Ultra-wide form factor
  • 2500 curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • DisplayHDR 400, HDR10
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • High 93.27 % screen-to-body ratio
  • Build-in speakers included
Cons
  • No publicized HDR support
  • 8-bit display panel

Price

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