Dell UltraSharp U3821DW 38 "
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Dell UltraSharp U3821DW 38 "
Screen size:38 "
Resolution:3840x1600 (21:9)
Panel:IPS, response 5 ms
Frequency:60 Hz
Contrast:1 000:1
Brightness:300 cd/m²
Functions:PBP, Flicker-Free
Connectors:USB-C (DP Alt Mode) • DisplayPort v1.4 • 2xHDMI v2.0
All specifications
Specifications UltraSharp U3821DW
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E-Catalog UK editor, Monitors
Dmytro Prokopenko, edited 19.08.2026
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Dell 2026 - new arrivals, bestsellers, and the most relevant models Dell.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Dell 2026 - new arrivals, bestsellers, and the most relevant models Dell.
Series Dell U Series (premium)Compare using chart →
for graphics, 27 ", 4K, 3840x2160 (16:9), IPS, response 5 ms, 120 Hz, 1.07B Colors, sRGB 100 %, DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 5x10Gbps, USB-C 2x10Gbps, KVM switch, VESA Adaptive-Sync, HDR, CalMAN Verified, TÜV Rheinland
for graphics, 31.5 ", 4K, 3840x2160 (16:9), IPS, response 5 ms, 120 Hz, 1.07B Colors, sRGB 100 %, DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 5x10Gbps, USB-C 2x10Gbps, KVM switch, VESA Adaptive-Sync, HDR, CalMAN Verified, TÜV Rheinland
for graphics, 27 ", 2560x1440 (16:9), IPS, response 8 ms, 120 Hz, 1.07B Colors, sRGB 100 %, DCI-P3 98 %, HDMI, v 2.1, DisplayPort, HUB: USB-A 3x5Gbps, USB-C 1x5Gbps, CalMAN Verified, TÜV Rheinland
for graphics, 34 ", 3440x1440 (21:9), curved 1900R, IPS, response 8 ms, 120 Hz, 8-bit + FRC (1.07B Colors), sRGB 100 %, DCI-P3 98 %, HDMI, DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 5x5Gbps, USB-C 2x5Gbps, KVM switch, speakers, CalMAN Verified, TÜV Rheinland
for graphics, 27 ", 2560x1440 (16:9), IPS, response 8 ms, 120 Hz, 10-bit (1.07B Colors), sRGB 100 %, DCI-P3 98 %, HDMI, v 2.1, DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 4x5Gbps, USB-C 1x5Gbps, KVM switch, CalMAN Verified, TÜV Rheinland
51.5 ", 6144x2560 (21:9), curved 4200R, IPS, response 5 ms, 120 Hz, 1.07B Colors, sRGB 100 %, DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 5x10Gbps, USB-C 2x10Gbps, KVM switch, speakers, VESA Adaptive-Sync
39.7 ", 5K, 4K, 5120x2160 (21:9), curved 2500R, IPS, response 5 ms, 120 Hz, 8-bit + FRC (1.07B Colors), sRGB 100 %, DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 5x5Gbps, USB-C 2x5Gbps, KVM switch, speakers, HDR, TÜV Rheinland
23.8 ", 1920x1080 (16:9), IPS, response 8 ms, 120 Hz, 8-bit (16.7M Colors), sRGB 100 %, DCI-P3 85 %, HDMI, DisplayPort, USB-C (DP Alt Mode), Power Delivery, LAN, HUB: USB-A 4x5Gbps, USB-C 1x5Gbps, KVM switch, TÜV Rheinland
40 ", 5K, 4K, 5120x2160 (21:9), curved 2500R, IPS, response 5 ms, 60 Hz, 10-bit (1.07B Colors), sRGB 100 %, DCI-P3 98 %, HDMI, DisplayPort, USB-C (Thunderbolt v3), LAN, HUB: USB-A 4x10Gbps, USB-C 1x10Gbps, KVM switch, speakers
for graphics, 31.5 ", 4K, 3840x2160 (16:9), QD-OLED, response 0.03 ms, 120 Hz, 10-bit (1.07B Colors), sRGB 100 %, DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 3x10Gbps, USB-C 2x10Gbps, KVM switch, VESA Adaptive-Sync, HDR, TÜV Rheinland
23.8 ", 1920x1080 (16:9), IPS, response 8 ms, 120 Hz, 8-bit (16.7M Colors), sRGB 100 %, DCI-P3 85 %, HDMI, DisplayPort, HUB: USB-A 3x5Gbps, USB-C 1x5Gbps, TÜV Rheinland
42.5 ", 4K, 3840x2160 (16:9), IPS, response 5 ms, 60 Hz, 10-bit (1.07B Colors), sRGB 95 %, HDMI, v 2.1, DisplayPort, USB-C (DP Alt Mode), Power Delivery, LAN, HUB: USB-A 4x10Gbps, USB-C 1x10Gbps, KVM switch, speakers
31.5 ", 6K, 6144x3456 (16:9), IPS, response 5 ms, 60 Hz, 10-bit (1.07B Colors), sRGB 100 %, DCI-P3 99 %, HDMI, v 2.1, mini DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 5x10Gbps, USB-C 2x10Gbps, speakers, webcam, HDR
27 ", 4K, 3840x2160 (16:9), IPS, response 5 ms, 60 Hz, 1.07B Colors, sRGB 100 %, DCI-P3 98 %, HDMI, DisplayPort, USB-C (DP Alt Mode), Power Delivery, LAN, HUB: USB-A 4x5Gbps, KVM switch
for graphics, 32 ", 4K, 3840x2160 (16:9), Mini LED IPS, response 6 ms, 60 Hz, 10-bit (1.07B Colors), sRGB 93 %, DCI-P3 100 %, HDMI, DisplayPort, USB-C (Thunderbolt v3), HUB: USB-A 2x5Gbps, HDR, CalMAN Verified
34 ", 3440x1440 (21:9), curved 1900R, IPS, response 5 ms, 60 Hz, 8-bit + FRC (1.07B Colors), sRGB 100 %, DCI-P3 95 %, HDMI, DisplayPort, USB-C (DP Alt Mode), Power Delivery, LAN, HUB: USB-A 4x5Gbps, speakers
38 ", 3840x1600 (21:9), curved Curved screen, IPS, response 5 ms, 60 Hz, sRGB 100 %, DCI-P3 95 %, HDMI, DisplayPort, USB-C (DP Alt Mode), Power Delivery, HUB: USB-A 4x5Gbps, speakers
27 ", 2560x1440 (16:9), IPS, response 5 ms, 60 Hz, sRGB 100 %, DCI-P3 95 %, HDMI, DisplayPort, USB-C (DP Alt Mode), HUB: USB-A 3x5Gbps
24 ", 1920x1080 (16:9), IPS, 60 Hz, sRGB 100 %, DCI-P3 85 %, HDMI, DisplayPort, USB-C (DP Alt Mode)
27 ", 2560x1440 (16:9), IPS, response 5 ms, 60 Hz, sRGB 100 %, DCI-P3 95 %, HDMI, DisplayPort, USB-C (DP Alt Mode), Power Delivery, LAN, HUB: USB-A 3x5Gbps, KVM switch, TÜV Rheinland
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SimilarCompare using chart →
37.5 ", 3840x1600 (21:9), curved 2300R, IPS, response 1 ms, 144 Hz, 8-bit + FRC (1.07B Colors), DCI-P3 98 %, HDMI, v 2.1, DisplayPort, USB-C (DP Alt Mode), Power Delivery, LAN, HUB: USB-A 4x5Gbps, USB-C 1x5Gbps, KVM switch, speakers, AMD FreeSync Premium Pro, NVIDIA G-Sync Compatible, VESA Adaptive-Sync, HDR
gaming, smart, 32 ", 4K, 3840x2160 (16:9), QD-OLED, response 0.03 ms, 240 Hz, 10-bit (1.07B Colors), DCI-P3 99 %, HDMI, v 2.1, DisplayPort, Bluetooth, Wi-Fi, HUB: USB-A 2x5Gbps, speakers, AMD FreeSync Premium Pro, VESA Adaptive-Sync, HDR
gaming, 31.5 ", 4K, 3840x2160 (16:9), WOLED, response 0.03 ms, 165 Hz, 330 Hz (Full HD), 10-bit (1.07B Colors), DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (DP Alt Mode), Power Delivery, HUB: USB-A 3x5Gbps, KVM switch, AMD FreeSync Premium Pro, NVIDIA G-Sync Compatible, HDR, TÜV Rheinland
gaming, 24.5 ", 1920x1080 (16:9), IPS, response 0.5 ms, 320 Hz, 16.7M Colors, sRGB 99 %, HDMI, v 2.1, DisplayPort, HUB: USB-A 2x5Gbps, AMD FreeSync Premium, NVIDIA G-Sync Compatible, VESA Adaptive-Sync, HDR
gaming, 31.5 ", 4K, 3840x2160 (16:9), IPS, response 0.5 ms, 160 Hz, 320 Hz (Full HD), 8-bit + FRC (1.07B Colors), sRGB 131 %, DCI-P3 99 %, HDMI, v 2.1, DisplayPort, HUB: USB-A 2x2.0, VESA Adaptive-Sync, HDR, TÜV Rheinland
gaming, 31.5 ", 4K, 3840x2160 (16:9), QD-OLED, response 0.03 ms, 240 Hz, 10-bit (1.07B Colors), DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (DP Alt Mode), Power Delivery, HUB: USB-A 2x5Gbps, KVM switch, speakers, AMD FreeSync Premium Pro, NVIDIA G-Sync Compatible, HDR
gaming, 26.5 ", 2560x1440 (16:9), QD-OLED, response 0.03 ms, 240 Hz, sRGB 147.6 %, DCI-P3 99.1 %, HDMI, DisplayPort, NVIDIA G-Sync Compatible, VESA Adaptive-Sync, HDR, TÜV Rheinland
gaming, 27 ", 2560x1440 (16:9), QD-IPS, response 1 ms, 200 Hz, 1.07B Colors, sRGB 150 %, DCI-P3 99 %, HDMI, DisplayPort, USB-C (DP Alt Mode), Power Delivery, HUB: USB-A 2x5Gbps, KVM switch, NVIDIA G-Sync Compatible, VESA Adaptive-Sync, HDR, TÜV Rheinland
for graphics, 27 ", 4K, 3840x2160 (16:9), IPS, response 5 ms, 120 Hz, 1.07B Colors, sRGB 100 %, DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (Thunderbolt v4), Power Delivery, LAN, HUB: USB-A 5x10Gbps, USB-C 2x10Gbps, KVM switch, VESA Adaptive-Sync, HDR, CalMAN Verified, TÜV Rheinland
gaming, 27 ", 4K, 3840x2160 (16:9), IPS, response 1 ms, 160 Hz, 320 Hz (Full HD), 1.07B Colors, sRGB 125 %, DCI-P3 95 %, HDMI, v 2.1, DisplayPort, USB-C (DP Alt Mode), Power Delivery, HUB: USB-A 3x5Gbps, KVM switch, speakers, AMD FreeSync Premium, NVIDIA G-Sync Compatible, VESA Adaptive-Sync, HDR, TÜV Rheinland
gaming, 27 ", 2560x1440 (16:9), WOLED, response 0.03 ms, 240 Hz, 10-bit (1.07B Colors), DCI-P3 99 %, HDMI, v 2.1, DisplayPort, USB-C (DP Alt Mode), AMD FreeSync Premium, NVIDIA G-Sync Compatible, HDR, TÜV Rheinland
gaming, 42.5 ", 4K, 3840x2160 (16:9), *VA, MPRT 0.3 ms, 144 Hz, 8-bit + FRC (1.07B Colors), HDMI, v 2.1, DisplayPort, HUB: USB-A 4x5Gbps, speakers, VESA Adaptive-Sync, HDR