Dell UltraSharp 27 4K Thunderbolt Hub (U2725QE) vs Dell UltraSharp 52 Thunderbolt Hub (U5226KW)

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UltraSharp 27 4K Thunderbolt Hub (U2725QE) compared with UltraSharp 52 Thunderbolt Hub (U5226KW)

	DellUltraSharp 27 4K Thunderbolt Hub (U2725QE)	DellUltraSharp 52 Thunderbolt Hub (U5226KW)
Overview
Released
Released	February 2025	January 2026
Display
Screen size
Screen size	27″	51.5″
Resolution
Resolution	3840 × 2160 (4K)	6144 × 2560 (better)
Sharpness
Sharpness	163 pixels per inch (better)	129 pixels per inch
Panel
Panel	IPS (IPS Black)	IPS (IPS Black)
Refresh rate
Refresh rate	120 Hz	120 Hz
Response time (grey to grey)
Response time (grey to grey)	5 ms	5 ms
Brightness (typical)
Brightness (typical)	450 nits (better)	400 nits
HDR certification
HDR certification	DisplayHDR 600	–
Contrast ratio
Contrast ratio	3,000:1	2,000:1
Colour range
Colour range	99% DCI-P3	99% DCI-P3, 99% Display P3, 100% BT.709
DCI-P3 coverage
DCI-P3 coverage	99%	99%
Colour accuracy (Delta E)
Colour accuracy (Delta E)	Below 1.5	Below 1.5
Screen finish
Screen finish	Matte	Matte
Shape
Shape	Flat	Curved (4200R)
Adaptive sync
Adaptive sync	–	HDMI VRR
Colour depth
Colour depth	1.07 billion colours	1.07 billion colours (8-bit + FRC)
sRGB coverage
sRGB coverage	100% (CIE 1931)	100% (CIE 1931)
Colour accuracy
Colour accuracy	Delta E < 1.5 (average) (sRGB, BT.709, DCI-P3, Display P3)	Delta E < 1.5 (average) (sRGB, BT.709, DCI-P3, Display P3)
Colour modes
Colour modes	–	Standard, Movie, Game, Color Temp. (5,000K to 10,000K), Color Space (sRGB, BT.709, DCI-P3, Display P3), Custom Color
HDR detail
HDR detail	600 cd/m² HDR peak	–
Response time detail
Response time detail	5 ms (Fast mode), 8 ms (Normal mode)	5 ms GTG (Fast mode), 8 ms GTG (Normal mode)
Viewing angles
Viewing angles	178° horizontal, 178° vertical (typical)	178° horizontal, 178° vertical (typical)
Pixel pitch
Pixel pitch	0.1554 mm x 0.1554 mm	0.19644 mm x 0.19644 mm
Eye care
Eye care	ComfortView Plus (blue light ≤35%), TÜV Rheinland Eye Comfort 3.0 5-star, flicker-free, ambient light sensor with Auto Brightness	ComfortView Plus (blue light ≤20%), TÜV Rheinland Eye Comfort 3.0 5-star, flicker-free, ambient light sensor with Auto Brightness and Auto Color Temp.
Connections
Video inputs
Video inputs	HDMI 2.1, DisplayPort 1.4, Thunderbolt 4	2 × HDMI 2.1, 2 × DisplayPort 1.4, Thunderbolt 4
USB-C charging
USB-C charging	Up to 140 W	Up to 140 W
USB ports
USB ports	2 × USB-C, 5 × USB-A, Thunderbolt 4	2 × USB-C, 5 × USB-A
KVM switch
KVM switch	–	Yes
Ethernet
Ethernet	Yes	Yes
Speakers
Speakers	No	Yes
HDMI detail
HDMI detail	1 x HDMI, up to 3840 x 2160 at 120 Hz FRL with VRR as specified in HDMI 2.1; no ARC/eARC or ALLM	2 x HDMI (HDCP 2.2), up to 6144 x 2560 at 120 Hz FRL with VRR as specified in HDMI 2.1; no ARC/eARC or ALLM
DisplayPort detail
DisplayPort detail	1 x DisplayPort 1.4 in with DSC (DRR for Microsoft Windows); 1 x DisplayPort 1.4 out	2 x DisplayPort 1.4 in (HDCP 2.2), up to 6144 x 2560 at 120 Hz with DSC
USB-C detail
USB-C detail	Thunderbolt 4 upstream (DisplayPort 1.4 with DSC, Power Delivery 140 W); USB-C 10Gbps upstream for KVM; 2 x USB-C 10Gbps downstream in the quick access ports	Thunderbolt 4 upstream (40Gbps, DisplayPort 1.4 with DSC, Power Delivery up to 140 W EPR); 3 x USB-C 10Gbps upstream (data only); 2 x USB-C 10Gbps downstream with 27 W charging
Daisy chaining
Daisy chaining	Thunderbolt 4 downstream port (15 W) or DisplayPort 1.4 out	–
USB hub detail
USB hub detail	4 x USB-A 10Gbps; quick access ports with 1 x USB-A 10Gbps (BC 1.2) and 2 x USB-C 10Gbps	4 x USB-A 10Gbps (rear); pop-out quick access module with 2 x USB-C 10Gbps (27 W) and 1 x USB-A 10Gbps with BC1.2 charging
Picture by picture
Picture by picture	–	Picture by Picture with Screen Partition (internal MST) and Picture in Picture; USB KVM for up to four PCs, Auto KVM
Speaker detail
Speaker detail	–	2 x 9 W
Audio out
Audio out	3.5 mm analog 2.0 audio line out	–
Design
Stand adjusts
Stand adjusts	Height, tilt, swivel, pivot (better)	Height, tilt, swivel
VESA mount
VESA mount	Yes	Yes
Weight with stand
Weight with stand	7.06 kg	18.23 kg
Height adjustment
Height adjustment	150 mm	90 mm
Tilt
Tilt	-5° to 21°	-5° to 10°
Swivel
Swivel	-45° to 45°	-20° to 20°
Pivot
Pivot	-90° to 90°	No pivot; slant -2° to 2°
VESA pattern
VESA pattern	100 x 100 mm	100 x 100 mm, 200 x 100 mm, 200 x 200 mm
Size with stand
Size with stand	612.44 x 189.00 x 385.68–535.68 mm (W x D x H)	1223.32 x 255 x 576.79–666.79 mm (W x D x H)
Size without stand
Size without stand	612.44 x 55.60 x 353.51 mm (W x D x H)	1223.32 x 111.94 x 529.05 mm (W x D x H)
Weight without stand
Weight without stand	5.22 kg	12.95 kg
Controls
Controls	–	Joystick; power and OSD button lock
Colours
Colours	Silver	Platinum Silver
Power and support
Power use
Power use	25.4 W on mode, 0.5 W standby, 1.5 W networked standby, 0.3 W off, 325 W maximum	63.6 W on mode, 0.5 W standby, 2.0 W networked standby, 0.3 W off, 430 W maximum
Energy class
Energy class	–	G
Power supply
Power supply	100–240 VAC, 50/60 Hz, 4 A (maximum)	100–240 VAC, 50/60 Hz, 5.5 A (maximum)
Software
Software	Dell Display and Peripheral Manager (Easy Arrange)	Dell Display and Peripheral Manager (Easy Arrange, KVM), Dell Color Management, Dell Device Management Console
Certifications
Certifications	ENERGY STAR, EPEAT Gold with Climate+, TCO Certified, TCO Certified Edge, TÜV Rheinland Eye Comfort 3.0 (5 star)	ENERGY STAR 8.0, EPEAT Gold with Climate+, TCO Certified 10.0 and TCO Certified Edge, TÜV Rheinland Eye Comfort 3.0 (5 star)
Warranty
Warranty	3 years limited hardware with Advanced Exchange Service (UK)	3 years with Advanced Exchange Service and Premium Panel Exchange (UK)
In the box
In the box	Stand, power cable, DisplayPort cable (1.8 m), USB-A to USB-C upstream cable (1 m), Thunderbolt 4 passive cable (1 m)	Stand (not with the WOST version), power cable, DisplayPort 1.4 cable (1.8 m), HDMI 2.1 cable (1.8 m), USB-C to USB-A 10Gbps cable (1 m), Thunderbolt 4 40Gbps cable (2 m)