Request a product

ASUS ProArt Display PA278CGRV vs Dell UltraSharp 27 Thunderbolt Hub (U2724DE)

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

Better figure, where one is clearly better

ASUSProArt Display PA278CGRVDellUltraSharp 27 Thunderbolt Hub (U2724DE)
Overview
ReleasedDecember 2025November 2023
Display
Screen size27″27″
Resolution2560 × 1440 (QHD)2560 × 1440 (QHD)
Sharpness109 pixels per inch109 pixels per inch
PanelIPSIPS (IPS Black)
Refresh rate144 Hz120 Hz
Response time (grey to grey)5 ms5 ms
Brightness (typical)350 nits350 nits
HDR peak brightness400 nits–
HDR certificationDisplayHDR 400–
HDR formatsHDR10–
Contrast ratio1,500:12,000:1
Colour range97% DCI-P3, 100% sRGB98% DCI-P3, 98% Display P3, 100% sRGB
DCI-P3 coverage97%98%
Colour accuracy (Delta E)–Below 2
Screen finishMatteMatte
ShapeFlatFlat
Adaptive syncFreeSync, VESA AdaptiveSyncHDMI VRR
Colour depth10-bit (1.07 billion colours)1.07 billion colours
sRGB coverage100%100%
Colour accuracyΔE < 2, factory calibrated, Calman Verified; colour pre-calibration report includedDelta E < 2 (average) (sRGB, BT.709, Display P3, DCI-P3); factory calibration report in the box
Colour modessRGB, BT.709, Adobe RGB, P3, BT.2020, DICOM, HDR PQ, Native, two user modes; colour temperatures 9300K, 6500K, 5500K, 5000K, DCI-P3, M Model–
HDR detailHDR10; 400 cd/m² peak–
Response time detailTrace Free Technology5 ms (Fast), 8 ms (Normal)
Variable refresh range–48–120 Hz (vertical scan range); Dynamic Refresh Rate (DRR) for Windows 11
Viewing angles178° / 178° (CR ≥ 10)178° horizontal, 178° vertical (typical)
Pixel pitch0.233 mm0.2331 mm x 0.2331 mm
Eye careFlicker-free, TÜV Low Blue Light, Light Sync (ambient light sensor adjusts brightness and colour temperature)ComfortView Plus hardware low blue light; TÜV Rheinland Eye Comfort 3.0 (5 star); ambient light sensor (Auto Brightness); flicker-free
CalibrationProArt Palette, ProArt Chroma Tune, RGB gain and offset, gamma 1.8–2.6–
Connections
Video inputsHDMI 2.1, DisplayPort 1.4, USB-CHDMI 2.1 (TMDS), DisplayPort 1.4, Thunderbolt 4
USB-C chargingUp to 96 WUp to 90 W
USB ports3 × USB-A, USB-CUSB-C, 4 × USB-A, Thunderbolt 4
KVM switchYesYes
EthernetNoYes
SpeakersYesNo
HDMI detail1 x HDMI 2.1 (TMDS)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, HDR or ARC
DisplayPort detail1 x DisplayPort 1.4 in (DSC), 1 x DisplayPort out for daisy chaining1 x DisplayPort 1.4 in (DRR for Windows); 1 x DisplayPort out
USB-C detail1 x USB-C with DisplayPort Alt Mode and 96 W Power Delivery; 1 x USB-C upstream (USB 3.2) for the KVM switchThunderbolt 4 upstream (DisplayPort 1.4 Alt Mode, USB 10Gbps, Power Delivery up to 90 W); USB-C 10Gbps upstream (data only); 1 x USB-C 10Gbps downstream quick-access port (15 W)
Daisy chainingDisplayPort outDisplayPort out, or Thunderbolt 4 downstream (15 W, video only when daisy chaining); Multi-Monitor Sync of OSD settings
USB hub detail3 x USB-A and 1 x USB-C, USB 3.2 Gen 13 x USB-A 10Gbps rear; quick access ports with 1 x USB-A 10Gbps (BC 1.2) and 1 x USB-C 10Gbps (15 W)
Picture by picturePiP and PbPPicture by Picture and Picture in Picture, with KVM switching in PBP
Audio outEarphone jack3.5 mm audio line out
Speaker detail2 x 2 W–
Design
Stand adjustsHeight, tilt, swivel, pivotHeight, tilt, swivel, pivot
VESA mountYesYes
Weight with stand6.6 kg7.37 kg
Height adjustment0–130 mm150 mm
Tilt-5° to 23°-5° to 21°
Swivel-30° to 30°-45° to 45°
Pivot-90° to 90°-90° to 90°
VESA pattern100 x 100 mm100 x 100 mm
Size with stand612.2 x 536.1 x 190.4 mm (W x H x D)612.24 x 192.28 x 385.58–535.58 mm (W x D x H)
Size without stand612.2 x 362.9 x 46.9 mm (W x H x D)612.24 x 50.12 x 352.51 mm (W x D x H)
Weight without stand4.7 kg5.23 kg
Power and support
Power useLess than 20 W on, less than 0.5 W power saving, 0 W off (hard switch)24.4 W on mode, 0.5 W standby, 1.5 W networked standby, 0.3 W off, 225 W maximum
Energy class–F
Power supply100–240 V, 50/60 Hz100–240 VAC, 50/60 Hz, 2.65 A (maximum)
SoftwareDisplayWidget Center (auto rotation), ASUS Power SyncDell Display and Peripheral Manager (Easy Arrange)
CertificationsVESA DisplayHDR 400, Calman Verified, Mac Compliance, AMD FreeSync, TÜV Low Blue Light, TÜV Flicker-free, TCO Certified, EPEAT Gold, ENERGY STARTÜV Rheinland Eye Comfort 3.0 (5 star), TÜV Rheinland hardware low blue light (Category 2)
Warranty3 years, zero bright dot3 years limited hardware with Premium Panel Exchange (UK)
In the boxQuick release stand, power cord, USB-C cable, HDMI cable, DisplayPort cable, colour pre-calibration reportStand, power cable, DisplayPort cable (1.8 m), Thunderbolt 4 cable (1 m), USB-A to USB-C cable (1 m), factory calibration report

More comparisons