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Samsung Odyssey OLED G8 G81SF 27-inch vs Samsung Odyssey OLED G9 G95SC

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

Better figure, where one is clearly better

SamsungOdyssey OLED G8 G81SF 27-inchSamsungOdyssey OLED G9 G95SC
Overview
ReleasedApril 2025June 2023
Display
Screen size27″49″
Resolution3840 × 2160 (4K)5120 × 1440 (DQHD)
Sharpness163 pixels per inch109 pixels per inch
PanelQD-OLEDQD-OLED
Refresh rate240 Hz240 Hz
Response time (grey to grey)0.03 ms0.03 ms
Brightness (typical)250 nits250 nits
HDR certificationDisplayHDR True Black 400DisplayHDR True Black 400
HDR formatsHDR10+ GamingHDR10+ Gaming
Contrast ratio1,000,000:11,000,000:1
Colour range99% DCI-P3 (CIE 1976)99% DCI-P3 (CIE 1976)
DCI-P3 coverage99%99%
ShapeFlatCurved (1800R)
Adaptive syncFreeSync Premium ProFreeSync Premium Pro, G-Sync Compatible, VESA AdaptiveSync
Subpixel layout–Second-generation triangular RGB QD-OLED layout; some text fringing remains (TechSpot)
Colour depthUp to 1 billion coloursUp to 1 billion colours
Colour modes–Standard, Dynamic, Movie, Graphic, Entertain and Eco
HDR detailDisplayHDR True Black 400 and HDR10+ GamingDisplayHDR True Black 400 and HDR10+ Gaming
Variable refresh rangeSamsung's current UK specification confirms FreeSync Premium Pro but lists G-Sync as No; its March 2025 launch releases state NVIDIA G-SYNC Compatible support for G81SF–
Viewing angles178° horizontal and vertical178° horizontal and vertical
Eye careEye Saver Mode, Flicker Free and UL-certified Glare Free coatingEye Saver Mode and Flicker Free
Burn-in protectionOLED Safeguard+ with pulsating heat pipe cooling; burn-in from normal use is covered within warranty, excluding commercial use, abuse and misuse–
CalibrationFactory tuning with calibration reportFactory tuning with calibration report
Connections
Video inputs2 × HDMI 2.1, DisplayPort 1.42 × HDMI 2.1, DisplayPort 1.4
USB-C chargingNoneNone
USB ports2 × USB-A2 × USB-C
SpeakersNoYes
HDMI detail2 x HDMI 2.1, HDCP 2.2One full-size HDMI 2.1 and one Micro HDMI 2.1 input
DisplayPort detail1 x DisplayPort 1.4, HDCP 2.21 x DisplayPort 1.4
USB-C detail–Three USB-C ports for the USB hub only; no display connection or laptop power delivery (TechSpot)
USB hub detailOne USB-B upstream and two USB-A downstream ports; USB 3.2 Gen 1USB 3.0; one USB-C upstream and two USB-C downstream ports, including one for software updates; Samsung's product table counts all three connectors as USB Hub
Picture by picturePicture in picture; no picture by picture (Stuff)Multi View supports up to two videos
Speaker detail–2 x 5 W stereo speakers with Adaptive Sound Pro
Audio outHeadphone output–
Design
Stand adjustsHeight, tilt, swivel, pivotHeight, tilt
VESA mountYesYes
Weight with stand6.9 kg12.9 kg
Height adjustment120 mm, ± 5 mm tolerance120 mm
Tilt-2° to +25°-2° to +15°
Swivel-30° to +30°–
Pivot-92° to +92°–
VESA pattern100 x 100 mm100 x 100 mm
Size with stand611.7 x 263.5 x 554.2 mm (W x D x H)1194.7 x 236.9 x 529.3 mm (W x D x H)
Size without stand611.7 x 49.2 x 353.8 mm (W x D x H)1194.7 x 180.8 x 365 mm (W x D x H)
Weight without stand3.8 kg9.2 kg
ColoursSilver with Core Lighting+Silver; CoreSync and Core Lighting+
Power and support
Power use45 W typical; 140 W maximum; 0.5 W standby; 0.3 W off75 W typical; 220 W maximum; 0.5 W standby
Energy classGG
Power supplyExternal adapter; AC 100–240VExternal adapter; AC 100–240V, 50/60Hz
SoftwareMonitor OSD; no Tizen smart servicesTizen, Gaming Hub and smart TV apps; Wi-Fi 5 and Bluetooth 5.2; SmartThings Hub and Wireless DeX
In the boxHDMI cable, DisplayPort cable and 1.5 m power cableHDMI to Micro HDMI cable, DisplayPort cable, remote control and 1.5 m power cable

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