0 Compare Dell U3421WE vs Apple Thunderbolt Display - 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 Dell U3421WE vs Apple Thunderbolt Display

General Info
Model Number Dell U3421WE Apple Thunderbolt Display
Price
Type Monitor Monitor
Year 2020 2011
Brand Dell Apple
Model Series UltraSharp
Model Number U3421WE Thunderbolt Display
Alias UltraSharp U3421WE
Display
Screen Size Class 34" (inches) 27" (inches)
Diagonal Size 34.14 in
86.7 cm
867.2 mm
2.85 ft
27 in
68.6 cm
685.8 mm
2.25 ft
Screen Width 31.49 in
80 cm
799.8 mm
2.62 ft
23.49 in
59.7 cm
596.736 mm
1.96 ft
Screen Height 13.18 in
33.5 cm
334.8 mm
1.1 ft
13.22 in
33.6 cm
335.664 mm
1.1 ft
Display Curvature 1900
Display Manufacturer LG Display LG Display
Display Type AH-IPS H-IPS
Display Bit Depth 10 bits 8 bits
Frame Rate Control No
Max Number of Colors 1073741824 16777216
Bits 30 24
Screen Aspect Ratio 21:9 16:9
Screen Resolution 3440 x 1440 2560 x 1440
Screen Pixel Pitch 0.233 mm 0.233 mm
Screen Pixel Density 109 ppi 109 ppi
Backlight Source W-LED W-LED
DCI P3 95%
sRGB 99 %
Adobe RGB 1998 75 %
Screen Brightness 300 cd/m² 375 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Dynamic Screen Contrast 2000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 5 ms 6.5 ms
Display Average Response Time 8 ms 8 ms
Display Maximum Response Time 12 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
3D No No
Size, weight, color
Case Weight 7.52 kg
17 lbs
Case Width with Stand 32.02 in
81.3 cm
813.3 mm
2.67 ft
25.59 in
65 cm
650 mm
2.13 ft
Case Height with Stand 15.46 in
39.3 cm
392.8 mm
1.29 ft
19.33 in
49.1 cm
491 mm
1.61 ft
Case Depth with Stand 9.35 in
23.7 cm
237.4 mm
0.78 ft
8.15 in
20.7 cm
207 mm
0.68 ft
Case Weight with Stand 11.87 kg
26 lbs
10.8 kg
24 lbs
Case Color Platinum Silver Silver
Hardware
Built-in Camera No Yes
Network LAN
Connectivity 4 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps)
1 x USB 3.2 (Type-B; Gen 1; upstream)
2 x HDMI 2.0
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4
1 x Ethernet RJ45
1 x USB 3.1 (Type-C; upstream; 90W; DP Alt Mode)
1 x USB 3.1 (Type-C; downstream; 15W)
1 x Thunderbolt
3 x USB 2.0 (downstream)
1 x Ethernet RJ45
Audio
Audio Speakers 2 x 5W
Features
Cool Features KVM Switch
Low Blue Light
Picture-in-Picture
Picture-by-Picture
ComfortView
Flicker-free technology
Extra Features Security lock slot
Ergonomics
Case Width 32.02 in
81.3 cm
813.3 mm
2.67 ft
Vesa Mount Support Yes No
VESA Interface Standard Size 100 x 100 75 x 75
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 30 °
Right Swivel 30 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 25 °
Frequency and Interpolation
Vertical Digital Frequency 60 Hz 60 Hz
Screen Interpolation Measurement Unit NULL
Accessories
Extras DisplayPort cable
HDMI cable
USB Type-A to Type-B cable
USB Type-C to Type-C cable
Certificates and Standards
Licenses Energy Star
EPEAT Gold
RoHS
TCO Certified Displays
TUV Rheinland Flicker Free Certified
TUV Rheinland Low Blue Light Certified
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
10 °C - 35 °C
50 °F - 95 °F
Safe Operating Humidity Level 10 % - 80 % 20 % - 80 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 47 °C
-4 °F - 116.6 °F
Internal Storage Humidity 5 % - 90 %
Max Operating Altitude 5000 3048
Max Storage Altitude 12192
Dell U3421WE Apple Thunderbolt Display