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Dell UltraSharp 27 4K Thunderbolt Hub (U2725QE) vs Sony INZONE M9

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

Better figure, where one is clearly better

DellUltraSharp 27 4K Thunderbolt Hub (U2725QE)SonyINZONE M9
Overview
ReleasedFebruary 2025July 2022
Display
Screen size27″27″
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Sharpness163 pixels per inch163 pixels per inch
PanelIPS (IPS Black)IPS (Direct LED backlight with full-array local dimming)
Refresh rate120 Hz144 Hz
Response time (grey to grey)5 ms1 ms
Brightness (typical)450 nits400 nits
HDR peak brightness–600 nits
HDR certificationDisplayHDR 600DisplayHDR 600
HDR formats–HDR10, HLG
Contrast ratio3,000:11,000:1
Colour range99% DCI-P3Over 95% DCI-P3
DCI-P3 coverage99%95%
Colour accuracy (Delta E)Below 1.5–
Screen finishMatteMatte
ShapeFlatFlat
Adaptive sync–G-Sync Compatible, HDMI VRR
Colour depth1.07 billion colours1.07 billion colours
Colour modes–Standard, FPS Game, Cinema, Game 1 and Game 2; black equalizer, crosshair, timer and frame-rate counter
sRGB coverage100% (CIE 1931)–
Colour accuracyDelta E < 1.5 (average) (sRGB, BT.709, DCI-P3, Display P3)–
HDR detail600 cd/m² HDR peakFull-array local dimming; 96 zones reported by TechSpot. Sony's formal specifications give 600 cd/m² peak brightness, while its Japanese engineer interview describes a 750-nit design target. Dynamic contrast 80,000:1; static contrast 1,000:1.
Response time detail5 ms (Fast mode), 8 ms (Normal mode)1 ms grey-to-grey in Fast mode (Sony Japan)
Variable refresh range–48–144 Hz over DisplayPort and 48–120 Hz over HDMI (Sony FAQ); supported vertical-frequency ranges are 24–144 Hz and 24–120 Hz respectively
Motion blur reduction–No backlight strobing (Sony FAQ)
Viewing angles178° horizontal, 178° vertical (typical)178° horizontal and vertical
Pixel pitch0.1554 mm x 0.1554 mm–
Eye careComfortView Plus (blue light ≤35%), TÜV Rheinland Eye Comfort 3.0 5-star, flicker-free, ambient light sensor with Auto BrightnessTÜV Rheinland-certified low blue light and flicker-free display
Calibration–Sony states Delta E below 1 for HDR input in its FAQ; a factory colour-calibration report is supplied. This is not an SDR accuracy claim.
Connections
Video inputsHDMI 2.1, DisplayPort 1.4, Thunderbolt 42 × HDMI 2.1, DisplayPort 1.4, USB-C
USB-C chargingUp to 140 WUp to 15 W
USB ports2 × USB-C, 5 × USB-A, Thunderbolt 43 × USB-A
KVM switch–Yes
EthernetYesNo
SpeakersNoYes
HDMI detail1 x HDMI, up to 3840 x 2160 at 120 Hz FRL with VRR as specified in HDMI 2.1; no ARC/eARC or ALLM2 × HDMI 2.1, up to 4K 120 Hz; HDMI VRR, ALLM, CEC and HDCP 2.3. PS5 Auto HDR Tone Mapping and Auto Genre Picture Mode require supported PS5 software and settings.
DisplayPort detail1 x DisplayPort 1.4 in with DSC (DRR for Microsoft Windows); 1 x DisplayPort 1.4 out1 × DisplayPort 1.4, up to 4K 144 Hz
USB-C detailThunderbolt 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 portsDisplayPort Alternate Mode and USB upstream; USB data transfer up to 480 Mbps (USB 2.0). Power output 5 V / 3 A, equivalent to 15 W (Sony FAQ).
Daisy chainingThunderbolt 4 downstream port (15 W) or DisplayPort 1.4 out–
USB hub detail4 x USB-A 10Gbps; quick access ports with 1 x USB-A 10Gbps (BC 1.2) and 2 x USB-C 10Gbps1 × USB-B upstream (USB 3.0, 5 Gbps), 3 × USB-A downstream (5 V / 0.9 A each). Auto KVM switches peripherals between USB-B and USB-C upstream connections; video alone does not establish both USB connections.
Audio out3.5 mm analog 2.0 audio line out3.5 mm headphone jack
Speaker detail–2 W × 2
Design
Stand adjustsHeight, tilt, swivel, pivotHeight, tilt
VESA mountYesYes
Weight with stand7.06 kg6.8 kg
Height adjustment150 mm70 mm
Tilt-5° to 21°0° to 20°
Swivel-45° to 45°No swivel
Pivot-90° to 90°No portrait pivot
VESA pattern100 x 100 mm100 × 100 mm
Size with stand612.44 x 189.00 x 385.68–535.68 mm (W x D x H)Approximately 615 × 479 × 248 mm (W × H × D)
Size without stand612.44 x 55.60 x 353.51 mm (W x D x H)Approximately 615 × 363 × 73 mm (W × H × D)
Weight without stand5.22 kgApproximately 4.6 kg
Weight detail–Approximately 6.8 kg including the stand
Controls–Rear joystick; configurable rear lighting with 13 colour options
ColoursSilverWhite rear housing and black bezel
Power and support
Power use25.4 W on mode, 0.5 W standby, 1.5 W networked standby, 0.3 W off, 325 W maximumTypical 139 W; Eco mode 28.9 W; standby 0.5 W (Sony UK specifications)
Power supply100–240 VAC, 50/60 Hz, 4 A (maximum)External AC adapter; 100–240 V AC, 50/60 Hz
Laptop charging–USB charging depends on the USB-hub/KVM selection settings (Sony FAQ)
SoftwareDell Display and Peripheral Manager (Easy Arrange)INZONE Hub for Windows; firmware updates through the PC software using a USB upstream connection
CertificationsENERGY STAR, EPEAT Gold with Climate+, TCO Certified, TCO Certified Edge, TÜV Rheinland Eye Comfort 3.0 (5 star)–
Warranty3 years limited hardware with Advanced Exchange Service (UK)–
In the boxStand, power cable, DisplayPort cable (1.8 m), USB-A to USB-C upstream cable (1 m), Thunderbolt 4 passive cable (1 m)AC adapter, AC power cord, setup guide, operating instructions, factory colour-calibration report, warranty card and INZONE sticker. Video and USB cables are not included (Sony UK specifications and FAQ).

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