0 Compare Asus MX259HS vs Dell U2421HE - DisplayDB

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 Asus MX259HS vs Dell U2421HE

General Info
Model Number Asus MX259HS Dell U2421HE
Price
Type Monitor Monitor
Year 2019 2020
Brand Asus Dell
Model Series Designo
Model Number MX259HS U2421HE
Display
Screen Size Class 25" (inches) 24" (inches)
Diagonal Size 24.98 in
63.4 cm
634.4 mm
2.08 ft
23.81 in
60.5 cm
604.7 mm
1.98 ft
Screen Width 21.77 in
55.3 cm
552.96 mm
1.81 ft
20.75 in
52.7 cm
527.04 mm
1.73 ft
Screen Height 12.25 in
31.1 cm
311.04 mm
1.02 ft
11.67 in
29.6 cm
296.46 mm
0.97 ft
Display Type IPS IPS
Display Bit Depth 8 bits 8 bits
Frame Rate Control No
Max Number of Colors 16777216 16777216
Bits 24 24
Screen Aspect Ratio 16:9 16:9
Screen Resolution 1920 x 1080 1920 x 1080
Screen Pixel Pitch 0.288 mm 0.275 mm
Screen Pixel Density 88 ppi 92 ppi
Screen-to-Body Ratio 92.49 %
Backlight Source W-LED W-LED
DCI P3 89%
sRGB 99 %
Screen Brightness 250 cd/m² 250 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Dynamic Screen Contrast 80000000 : 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
Display Coating Anti-glare/Matte Anti-glare/Matte (3H)
3D No No
Size, weight, color
Case Depth 1.54 in
3.9 cm
39 mm
0.13 ft
Case Weight 3.37 kg
7 lbs
Case Width with Stand 22.76 in
57.8 cm
578 mm
1.9 ft
21.2 in
53.9 cm
538.5 mm
1.77 ft
Case Height with Stand 16.3 in
41.4 cm
414 mm
1.36 ft
13.72 in
34.8 cm
348.4 mm
1.14 ft
Case Depth with Stand 8.82 in
22.4 cm
224 mm
0.73 ft
6.5 in
16.5 cm
165 mm
0.54 ft
Case Weight with Stand 4.3 kg
9 lbs
5.32 kg
12 lbs
Case Color Black, Silver Black
Hardware
Built-in Camera No No
Connectivity 1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
2 x HDMI 1.4
1 x D-sub
1 x USB 3.1 (Type-C; upstream; DP; 65W)
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
2 x USB 3.0 (downstream)
2 x USB 3.0 (downstream; BC 1.2)
Audio
Audio Speakers 2 x 3W
Features
Cool Features Low Blue Light
SPLENDID Video Intelligence Technology
Trace Free Technology
Flicker-free technology
HDCP (High-bandwidth Digital Content Protection)
Flicker-free technology
Low Blue Light
Extra Features Security lock slot
Ergonomics
Case Width 21.2 in
53.9 cm
538.5 mm
1.77 ft
Case Height 12.35 in
31.4 cm
313.7 mm
1.03 ft
Vesa Mount Support No Yes
VESA Interface Standard Size 75 x 75 100 x 100
Removable VESA Stand Yes Yes
Height Adjustment No Yes
Height Adjustment Range 130 mm
13 cm
5.1181 in
0.4265 ft
Landscape or Portrait Pivot Support No Yes
Left Pivot 90 °
Right Pivot 90 °
Left or Right Swivel Support No Yes
Left Swivel 40 °
Right Swivel 40 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 20 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 56 Hz - 76 Hz 56 Hz - 76 Hz
Horizontal Digital Frequency 30 kHz - 80 kHz 30 kHz - 83 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras Audio cable
D-sub cable
HDMI - DVI cable
HDMI cable - optional
DisplayPort cable
USB Type-C to Type-C cable
Certificates and Standards
Licenses BSMI
CB
CCC
CE
cTick
CU
ErP
ENERGY STAR
FCC Class B
KCC
PSE
RoHS
TÜV Low Blue Light
TÜV Flicker-free
UL/cUL
WEEE
ENERGY STAR
EPEAT
TCO Certified
RoHS
NFPA 99
Usage and Storage Requirements
Safe Operating Temperature Level 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
Internal Storage Humidity 5 % - 90 %
Max Operating Altitude 5000
Max Storage Altitude 12192
Asus MX259HS Dell U2421HE