Premium subscription

Limited offer: $9.99 FREE

Subscription benefits:

  • Receive exclusive deals
  • Receive promo codes for monitors and TVs
  • Be the first to read our premium content

As Amazon associates we earn from qualifying purchases.

Comparison between Dell U2724D vs Dell U2421E

General Info
Model Number Dell U2724D Dell U2421E
Price
Type Monitor Monitor
Year 2023 2020
Brand Dell Dell
Model Series UltraSharp
Model Number U2724D U2421E
Display
Screen Size Class 27" (inches) 24" (inches)
Diagonal Size 26.96 in
68.5 cm
684.66 mm
2.25 ft
24.06 in
61.1 cm
611 mm
2 ft
Screen Width 23.49 in
59.7 cm
596.736 mm
1.96 ft
20.41 in
51.8 cm
518.4 mm
1.7 ft
Screen Height 13.22 in
33.6 cm
335.664 mm
1.1 ft
12.76 in
32.4 cm
324 mm
1.06 ft
Display Type IPS IPS
Display Bit Depth 10 bits (8 bits + FRC) 8 bits (6 bits + FRC)
Frame Rate Control Yes Yes
Max Number of Colors 1073741824 16777216
Bits 30 24
Screen Aspect Ratio 16:9 16:10
Screen Resolution 2560 x 1440 1920 x 1200
Screen Pixel Pitch 0.233 mm 0.275 mm
Screen Pixel Density 109 ppi 94 ppi
Screen-to-Body Ratio 92.81 % 100.87 %
Backlight Source W-LED W-LED
DCI P3 98%
sRGB 100 % 99 %
Screen Brightness 350 cd/m² 350 cd/m²
Static Screen Contrast 2000 : 1 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 5 ms 5 ms
Display Average Response Time 8 ms 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
3D No No
Size, weight, color
Case Depth 1.97 in
5 cm
50.12 mm
0.16 ft
1.54 in
3.9 cm
39 mm
0.13 ft
Case Weight 4.49 kg
10 lbs
4 kg
9 lbs
Case Width with Stand 24.1 in
61.2 cm
612.24 mm
2.01 ft
20.9 in
53.1 cm
530.8 mm
1.74 ft
Case Height with Stand 15.18 in
38.6 cm
385.58 mm
1.27 ft
14.33 in
36.4 cm
364 mm
1.19 ft
Case Depth with Stand 7.57 in
19.2 cm
192.28 mm
0.63 ft
6.81 in
17.3 cm
173 mm
0.57 ft
Case Weight with Stand 6.56 kg
14 lbs
6.1 kg
13 lbs
Case Color Black and silver Black
Hardware
Built-in Camera No No
Connectivity 3 x USB 3.2 (Type-A; Gen 2; 10 Gbps; downstream)
1 x HDMI 2.0
1 x DisplayPort 1.4 (in; DRR)
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4 (out; MST)
1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; upstream; data only)
1 x USB 3.2 (Type-C; Gen 2; 10 Gbps; downstream; 15W)
1 x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode)
1 x Ethernet RJ45
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4 (Output MST)
1 x HDMI 1.4
4 x USB 3.2 (Type-A; Gen 1; downstream; 2x BC 1.2)
1 x USB 3.2 (Type-C; Gen 1; downstream; 15W)
Audio
Features
Cool Features Dell ComfortView Plus
Flicker-free technology
Picture-in-Picture
IPS Black Display Panel
Low Blue Light
Joystick
Frameless design
Auto Brightness with Ambient Light Sensor
Multi-Monitor Sync (MMS)
Auto Color Temperature
Picture-by-Picture
Easy Arrange
Flicker-free technology
Low Blue Light
Infinity Edge design
ComfortView Plus
Dell Display Manager
Extra Features Security lock slot Security lock slot
Ergonomics
Case Width 24.1 in
61.2 cm
612.24 mm
2.01 ft
20.9 in
53.1 cm
530.8 mm
1.74 ft
Case Height 13.88 in
35.3 cm
352.51 mm
1.16 ft
12.35 in
31.4 cm
313.7 mm
1.03 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 150 mm
15 cm
5.9055 in
0.4921 ft
150 mm
15 cm
5.9055 in
0.4921 ft
Landscape or Portrait Pivot Support Yes Yes
Left Pivot 90 ° 90 °
Right Pivot 90 ° 90 °
Left or Right Swivel Support Yes Yes
Left Swivel 45 ° 45 °
Right Swivel 45 ° 45 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 120 Hz 60 Hz
Horizontal Digital Frequency 30 kHz - 178 kHz 30 kHz - 83 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras DisplayPort cable
USB Type-C to Type-A cable
DisplayPort cable
USB Type-C to Type-A cable
USB Type-C to Type-C cable
Certificates and Standards
Licenses Energy Star
EPEAT Gold
RoHS
TCO Certified
TÜV Rheinland Flicker-free Certified
TÜV Rheinland Low Blue Light Certified
ENERGY STAR
EPEAT Golf
TCO Certified
TUV Rheinland Low Blue Light Certified
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 % - 90 % 5 % - 90 %
Max Operating Altitude 5000 5000
Max Storage Altitude 12192 12192
Dell U2724D Dell U2421E