AOC Q27G4SRU vs Gigabyte G27Q26

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

Better figure, where one is clearly better

Q27G4SRU compared with G27Q26
AOCQ27G4SRUGigabyteG27Q26
Overview
ReleasedOctober 2025August 2026
Display
Screen size27″27″
Resolution2560 × 1440 (QHD)2560 × 1440 (QHD)
Sharpness109 pixels per inch109 pixels per inch
PanelIPS (Fast IPS)IPS (SuperSpeed IPS; 275 Hz overclocked)
Refresh rate320 Hz (better)260 Hz
Response time (grey to grey)1 ms1 ms
Brightness (typical)450 nits (better)400 nits
HDR formats–HDR10
HDR certificationDisplayHDR 400–
Contrast ratio1,000:11,300:1
Colour range96.2% DCI-P3 (CIE 1976)95% DCI-P3, 125% sRGB
DCI-P3 coverage96.2% (better)95%
Screen finish–Matte
ShapeFlatFlat
Adaptive syncVESA AdaptiveSync, G-Sync CompatibleG-Sync Compatible, FreeSync Premium
Colour depth1.07 billion (10-bit HDMI/DP @240Hz)1.07 billion colours
sRGB coverage124.2% (CIE 1931)125%
Colour accuracy–ΔE < 2
Adobe RGB coverage92.5% (CIE 1976)–
HDR detailGlobal dimmingHDR10
Response time detail0.3 ms MPRT with MBR–
Motion blur reductionMBR–
Viewing angles178° / 178° (CR10)178° horizontal, 178° vertical
Pixel pitch0.2331 mm0.2331 x 0.2331 mm
Eye careFlicker Free, TÜV Low Blue Light (hardware)Flicker-free, TÜV Low Blue Light
Connections
Video inputs2 × HDMI 2.1, DisplayPort 1.42 × HDMI 2.1, DisplayPort 1.4
USB-C chargingNoneNone
USB ports4 × USB-A–
EthernetNoNo
SpeakersYesNo
HDMI detail–2 x HDMI 2.1
DisplayPort detail–1 x DisplayPort 1.4
USB hub detailUSB 3.2 Gen 1 (5 Gbit/s); 4 × USB-A downstream (one fast charge), 1 × USB-B upstream1 x USB 2.0 for firmware updates only
Picture by picturePiP and PbP–
Audio outAudio outEarphone jack
Speaker detail2 W × 2–
Design
Stand adjustsHeight, tilt, swivel, pivotHeight, tilt, swivel, pivot
VESA mountYesYes
Weight with stand6.11 kg5.8 kg
Height adjustment130 mm130 mm
Tilt-3° to 21°-5° to 20°
Swivel-30° to 30°-160° to 160°
Pivot-90° to 90°-90° to 90°
VESA pattern100 × 100 mm100 x 100 mm
Size with stand613.9 × (386–516) × 227.6 mm (W × H × D)614.1 x 497.1 x 196.0 mm (W x H x D)
Size without stand613.9 × 366.3 × 52.6 mm (W × H × D)614.1 x 365.7 x 60 mm (W x H x D)
Weight without stand4.17 kg4.3 kg
ColoursBlack, Red–
Power and support
Power use26 W typical, 0.5 W standby27 W (CEC test condition), less than 0.5 W power saving, less than 0.3 W off
Energy classF–
Power supplyInternalInternal, AC 100–240 V, 50/60 Hz
CertificationsCB, CE, TÜV-Bauart-Mark, ISO 9241-307, EAC, FCC, UKCAG-Sync Compatible, FreeSync Premium, TÜV Flicker-free, TÜV Low Blue Light
Warranty3 years (UK)3 years
In the boxHDMI cable (1.8 m), DisplayPort cable (1.8 m), USB-B to A cable (1.8 m), power cablePower cable, DisplayPort cable, quick start guide, warranty card

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