Dell 27 Plus 4K USB-C (S2725QC) vs Lenovo ThinkVision P27UD-40

Every spec side by side, from each maker's published figures.

Only show differences

Better figure, where one is clearly better

Share comparison

27 Plus 4K USB-C (S2725QC) compared with ThinkVision P27UD-40

	Dell27 Plus 4K USB-C (S2725QC)	LenovoThinkVision P27UD-40
Overview
Released
Released	March 2025	July 2026
Display
Screen size
Screen size	27″	27″
Resolution
Resolution	3840 × 2160 (4K)	3840 × 2160 (4K)
Sharpness
Sharpness	163 pixels per inch	163 pixels per inch
Panel
Panel	IPS	IPS
Refresh rate
Refresh rate	120 Hz	120 Hz
Response time (grey to grey)
Response time (grey to grey)	4 ms	4 ms
Brightness (typical)
Brightness (typical)	350 nits	350 nits
HDR formats
HDR formats	–	HDR10
Contrast ratio
Contrast ratio	1,500:1	1,500:1
Colour range
Colour range	99% sRGB	98% DCI-P3, 99% sRGB, 99% BT.709
DCI-P3 coverage
DCI-P3 coverage	–	98%
Screen finish
Screen finish	Matte	Matte
Shape
Shape	Flat	Flat
Adaptive sync
Adaptive sync	FreeSync Premium	HDMI VRR
Colour depth
Colour depth	1.07 billion colours	10-bit (8-bit + FRC), 1.07 billion colours
sRGB coverage
sRGB coverage	–	99% (CIE 1931)
Colour accuracy
Colour accuracy	–	Average Delta E < 2 for sRGB and DCI-P3
Colour modes
Colour modes	Standard, Movie, FPS, RTS, RPG, Warm, Cool, sRGB, Custom Color	–
HDR detail
HDR detail	Accepts HDR over HDMI 2.1; Smart HDR modes Desktop, Movie HDR and Game HDR	–
Response time detail
Response time detail	4 ms GTG (Extreme mode), 5 ms (Fast mode), 8 ms (Normal mode)	4 ms grey-to-grey in Extreme mode, 6 ms in Normal mode
Variable refresh range
Variable refresh range	–	24–120 Hz (HDMI 2.1 VRR; Dynamic Refresh Rate in Windows)
Viewing angles
Viewing angles	178° horizontal, 178° vertical (typical)	178° / 178°
Pixel pitch
Pixel pitch	0.1554 mm x 0.1554 mm	0.1554 × 0.1554 mm
Eye care
Eye care	ComfortView Plus (blue light ≤35%), TÜV Rheinland 4-star eye comfort, flicker-free	TÜV Rheinland Eye Comfort 5 Stars, TÜV Rheinland Low Blue Light (hardware), Eyesafe Display 2.0, Natural Low Blue Light
Calibration
Calibration	–	Factory calibrated; calibration report in the box
Connections
Video inputs
Video inputs	2 × HDMI 2.1, USB-C	Thunderbolt 4, HDMI 2.1, DisplayPort 1.4
USB-C charging
USB-C charging	Up to 65 W	Up to 140 W (better)
USB ports
USB ports	USB-C, 2 × USB-A	USB-C, 4 × USB-A, Thunderbolt 4
KVM switch
KVM switch	–	Yes
Ethernet
Ethernet	No	Yes
Speakers
Speakers	Yes	No
HDMI detail
HDMI detail	2 x HDMI 2.1 (HDCP 1.4 & 2.3), up to 3840 x 2160 at 120 Hz with FRL, HDR and VRR	HDMI 2.1 (TMDS), 3840 × 2160 at 120 Hz
DisplayPort detail
DisplayPort detail	–	DisplayPort 1.4 (HBR3) in, up to 32.4 Gbps; DisplayPort 1.4 out
USB-C detail
USB-C detail	USB-C 5Gbps upstream with DisplayPort 1.4 Alt Mode and Power Delivery up to 65 W; USB-C 5Gbps downstream with 15 W	Thunderbolt 4 upstream (40 Gbps) with PD 3.1 up to 140 W and DisplayPort 1.4 Alt Mode (HBR3); Thunderbolt 4 out
Daisy chaining
Daisy chaining	–	Up to 2 displays, via Thunderbolt 4 out or DisplayPort out
USB hub detail
USB hub detail	1 x USB-A 5Gbps (side); pop-out quick access ports with 1 x USB-A 5Gbps (BC1.2 charging) and 1 x USB-C 5Gbps (15 W)	4 × USB-A (USB 5 Gbps, one with BC 1.2), 1 × USB-C (USB 5 Gbps, 15 W, data only); USB-B and Thunderbolt 4 upstream
Picture by picture
Picture by picture	–	PIP and PBP
Speaker detail
Speaker detail	2 x 5 W	None built in; supports the optional ThinkVision MS30 Monitor Soundbar
Webcam detail
Webcam detail	–	None built in; supports the optional ThinkVision VoIP Stack MC60 and Lenovo LC50 monitor webcams
Design
Stand adjusts
Stand adjusts	Height, tilt, swivel, pivot	Height, tilt, swivel, pivot
VESA mount
VESA mount	Yes	Yes
Weight with stand
Weight with stand	6.71 kg	6.8 kg
Height adjustment
Height adjustment	130 mm	155 mm
Tilt
Tilt	-5° to 21°	−5° to 23.5°
Swivel
Swivel	-30° to 30°	−45° to 45°
Pivot
Pivot	-90° to 90°	−90° to 90°
VESA pattern
VESA pattern	100 x 100 mm	100 × 100 mm
Size with stand
Size with stand	611.54 x 200.40 x 388.63–518.63 mm (W x D x H)	613.4 × 195.0 × 384.1–539.1 mm (W × D × H)
Size without stand
Size without stand	611.54 x 60 x 355.98 mm (W x D x H)	613.4 × 46.0 × 357.0 mm (W × D × H)
Weight without stand
Weight without stand	4.85 kg	4.6 kg
Controls
Controls	Joystick	–
Colours
Colours	Ash White	Raven Black
Power and support
Power use
Power use	25.2 W on mode, 0.4 W standby, 0.3 W off, 180 W maximum	19 W typical, 226 W max, 17.3 W ENERGY STAR on-mode, < 0.5 W sleep, < 0.3 W off
Energy class
Energy class	F (SDR), G (HDR)	D
Power supply
Power supply	100–240 VAC, 50/60 Hz, 2.3 A (typical)	Built-in, 100–240 V AC, 50–60 Hz
Software
Software	Dell Display and Peripheral Manager (Easy Arrange)	Lenovo Display Fleet Manager (LDFM), Lenovo Accessories and Display Manager (LADM)
Certifications
Certifications	ENERGY STAR 8.0, TÜV Rheinland Eye Comfort 3.0 (4 star), TÜV Rheinland hardware low blue light (Category 2)	ENERGY STAR 8.0, TCO 10, TCO Edge 2.1, EPEAT Gold, RoHS
Warranty
Warranty	3 years limited hardware with Advanced Exchange Service (UK)	3-year limited
In the box
In the box	Stand, VESA cover, side I/O cover, power cable, USB-C to USB-C 10Gbps 100 W cable (1 m)	Monitor with stand, power cable (1.8 m), DP 1.4 cable (1.8 m), USB-A to USB-B cable (1.8 m), Thunderbolt cable (1 m, 40 Gbps), factory calibration report, quick setup guide