Dell UltraSharp 27 4K USB-C Monitor (U2720Q) vs Dell UltraSharp 27 Monitor (U2724D)

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UltraSharp 27 4K USB-C Monitor (U2720Q) compared with UltraSharp 27 Monitor (U2724D)

	DellUltraSharp 27 4K USB-C Monitor (U2720Q)	DellUltraSharp 27 Monitor (U2724D)
Overview
Released
Released	January 2020	November 2023
Display
Screen size
Screen size	27″	27″
Resolution
Resolution	3840 × 2160 (4K) (better)	2560 × 1440 (QHD)
Sharpness
Sharpness	163 pixels per inch (better)	109 pixels per inch
Panel
Panel	IPS	IPS (IPS Black)
Refresh rate
Refresh rate	60 Hz	120 Hz (better)
Response time (grey to grey)
Response time (grey to grey)	5 ms	5 ms
Brightness (typical)
Brightness (typical)	350 nits	350 nits
HDR certification
HDR certification	DisplayHDR 400	–
HDR formats
HDR formats	HDR10	–
Contrast ratio
Contrast ratio	1,300:1	2,000:1
Colour range
Colour range	99% sRGB, 99% Rec. 709, 95% DCI-P3	98% DCI-P3, 100% sRGB, 100% BT.709
DCI-P3 coverage
DCI-P3 coverage	95%	98% (better)
Colour accuracy (Delta E)
Colour accuracy (Delta E)	Below 2	Below 2
Screen finish
Screen finish	Matte	Matte
Shape
Shape	Flat	Flat
Adaptive sync
Adaptive sync	–	HDMI VRR
Colour depth
Colour depth	1.07 billion colours.	1.07 billion colours
sRGB coverage
sRGB coverage	99%	100%
Colour accuracy
Colour accuracy	Factory calibrated to average Delta E < 2 in sRGB mode.	Delta E < 2 (average) (sRGB, BT.709, Display P3, DCI-P3)
Colour modes
Colour modes	sRGB and DCI-P3 modes listed in Dell's user guide.	100% BT.709, 98% Display P3
HDR detail
HDR detail	VESA DisplayHDR 400; Dell's user guide describes HDR playback over HDMI 2.0a, DisplayPort 1.4 and USB-C DisplayPort 1.4 from compatible sources.	–
Response time detail
Response time detail	5 ms grey-to-grey in Fast mode; 8 ms in Normal mode.	5 ms (Fast mode), 8 ms (Normal mode)
Viewing angles
Viewing angles	178° horizontal and vertical (typical).	178° horizontal, 178° vertical (typical)
Pixel pitch
Pixel pitch	0.1554 × 0.1554 mm.	0.2331 mm x 0.2331 mm
Eye care
Eye care	Flicker-free backlight and ComfortView low-blue-light mode.	ComfortView Plus (low blue light), flicker-free, ambient light sensor with Auto Brightness, TÜV Rheinland Eye Comfort 5-star
Calibration
Calibration	–	Factory calibrated; Dell Colour Management software with external colorimeters
Connections
Video inputs
Video inputs	HDMI 2.0, DisplayPort 1.4, USB-C	HDMI 2.1, DisplayPort 1.4
USB-C charging
USB-C charging	Up to 90 W (better)	None
USB ports
USB ports	3 × USB-A, USB-C	3 × USB-A, USB-C
KVM switch
KVM switch	–	No
Ethernet
Ethernet	–	No
Speakers
Speakers	No	No
HDMI detail
HDMI detail	One HDMI 2.0 input.	1 x HDMI (HDCP 1.4), up to 2560 x 1440 at 120 Hz TMDS with VRR as specified in HDMI 2.1; no FRL, ALLM, ARC/eARC or HDR
DisplayPort detail
DisplayPort detail	One DisplayPort 1.4 input.	1 x DisplayPort 1.4 in (DRR for Microsoft Windows); 1 x DisplayPort out (MST)
USB-C detail
USB-C detail	USB-C upstream with DisplayPort 1.4 Alt Mode, USB 3.0 data and up to 90 W Power Delivery. Dell's user guide offers High Resolution and High Data Speed prioritisation modes for USB-C hosts.	USB-C upstream is data only (USB 3.2 Gen 2, 10Gbps), no video input
Daisy chaining
Daisy chaining	–	DisplayPort out (MST), up to 2 monitors at 2560 x 1440 120 Hz or 4 at 60 Hz
USB hub detail
USB hub detail	Three downstream USB 3.0 Type-A ports, one with BC 1.2 charging up to 2 A; one downstream USB-C port charges at up to 3 A.	2 x USB-A 10Gbps; quick access 1 x USB-A 10Gbps (BC 1.2) and 1 x USB-C 10Gbps (15 W)
Picture by picture
Picture by picture	–	PiP and PbP
Audio out
Audio out	3.5 mm audio line out; Dell says it does not support headphones.	3.5 mm audio line out (not for headphones)
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	6.6 kg	6.56 kg
Height adjustment
Height adjustment	130 mm.	150 mm
Tilt
Tilt	-5° to 21°.	-5° to 21°
Swivel
Swivel	-45° to 45°.	-45° to 45°
Pivot
Pivot	-90° to 90°.	-90° to 90°
VESA pattern
VESA pattern	100 × 100 mm.	100 x 100 mm
Size with stand
Size with stand	611.3 × 185.0 × 395.2–525.2 mm (width × depth × height).	612.24 x 192.28 x 385.58–535.58 mm (W x D x H)
Size without stand
Size without stand	611.3 × 49.7 × 356.0 mm (width × depth × height).	612.24 x 50.12 x 352.51 mm (W x D x H)
Weight without stand
Weight without stand	4.4 kg.	4.49 kg
Colours
Colours	–	Platinum silver
Controls
Controls	Front on-screen-display buttons and Dell Display Manager software.	–
Power and support
Power use
Power use	33 W typical and 200 W maximum in Dell's December 2019 brochure; its later user guide states 31.5 W on mode, 200 W maximum and 0.3 W standby under newer test rules.	23.9 W on mode, 0.5 W standby, 0.3 W off, 85 W maximum
Energy class
Energy class	–	F
Power supply
Power supply	100–240 V AC, 50/60 Hz.	Internal, 100–240 VAC, 50/60 Hz, 1.6 A (maximum)
Software
Software	Dell Display Manager with Easy Arrange.	Dell Display and Peripheral Manager (Easy Arrange), Dell Colour Management
Certifications
Certifications	ENERGY STAR and TCO Certified Displays; EPEAT registration varies by market.	ENERGY STAR, EPEAT Gold, TCO Certified, TCO Certified Edge, TÜV Rheinland Eye Comfort (5 star)
Warranty
Warranty	Dell's brochure specifies three years of Advanced Exchange Service and limited hardware warranty; regional terms may differ.	3 years limited (UK)
In the box
In the box	Stand, power cable, DisplayPort cable, USB-C to USB-C cable, USB-C to USB-A cable, factory calibration report and documentation for U2720Q. The U2720QM package instead includes HDMI, according to Dell's user guide.	Stand, power cable, DisplayPort cable (1.8 m), USB-A to USB-C cable (1 m), factory calibration report