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Samsung Odyssey Neo G9 G95NC vs Samsung Odyssey OLED G8 G81SF 27-inch

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

Better figure, where one is clearly better

SamsungOdyssey Neo G9 G95NCSamsungOdyssey OLED G8 G81SF 27-inch
Overview
Released2023April 2025
Display
Screen size57″27″
Resolution7680 × 2160 (DUHD)3840 × 2160 (4K)
Sharpness140 pixels per inch163 pixels per inch
PanelVA (VA with Quantum Mini LED backlight)QD-OLED
Refresh rate240 Hz240 Hz
Response time (grey to grey)1 ms0.03 ms
Brightness (typical)420 nits250 nits
HDR peak brightness1,000 nits–
HDR certificationDisplayHDR 1000DisplayHDR True Black 400
HDR formatsHDR10+ GamingHDR10+ Gaming
Contrast ratio2,500:11,000,000:1
Colour range95% DCI-P399% DCI-P3 (CIE 1976)
DCI-P3 coverage95%99%
Dimming zones2,392–
ShapeCurved (1000R)Flat
Adaptive syncFreeSync Premium ProFreeSync Premium Pro
Colour depthUp to 1 billion coloursUp to 1 billion colours
Colour modesEntertain, Graphic, Eco, Game Standard, FPS, RTS, RPG, Sports, Original and Custom–
HDR detailQuantum Mini LED local dimming with 2392 zones; 1000-nit peak brightness stated in Samsung's launch release; HDR10+ GamingDisplayHDR True Black 400 and HDR10+ Gaming
Variable refresh range–Samsung'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 FreeEye Saver Mode, Flicker Free and UL-certified Glare Free coating
Burn-in protection–OLED 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 inputs3 × HDMI 2.1, DisplayPort 2.12 × HDMI 2.1, DisplayPort 1.4
USB-C chargingNoneNone
USB ports2 × USB-A2 × USB-A
KVM switchYes–
SpeakersNoNo
HDMI detail3 x HDMI 2.1; HDMI 1 is limited to 7680 x 2160 at 120Hz in Samsung's manual; full DUHD 240Hz requires HDMI 2.1 FRL 6 support on the graphics card2 x HDMI 2.1, HDCP 2.2
DisplayPort detail1 x DisplayPort 2.1; full DUHD 240Hz requires UHBR 13.5 support on the graphics card1 x DisplayPort 1.4, HDCP 2.2
USB hub detailTwo USB-A downstream ports and two USB-B upstream ports; Samsung lists USB 3.0 and its manual states compatibility with USB 2.0 upstream cablesOne USB-B upstream and two USB-A downstream ports; USB 3.2 Gen 1
Picture by picturePicture in picture and picture by picturePicture in picture; no picture by picture (Stuff)
Audio outHeadphone outputHeadphone output
Design
Stand adjustsHeight, tilt, swivelHeight, tilt, swivel, pivot
VESA mountYesYes
Weight with stand19 kg6.9 kg
Height adjustment120 mm, ± 5 mm tolerance120 mm, ± 5 mm tolerance
Tilt-3° to +10°-2° to +25°
Swivel-15° to +15°-30° to +30°
Pivot–-92° to +92°
VESA pattern100 x 100 mm100 x 100 mm
Size with stand1327.5 x 499.6 x 601 mm (W x D x H)611.7 x 263.5 x 554.2 mm (W x D x H)
Size without stand1327.5 x 338.4 x 429.5 mm (W x D x H)611.7 x 49.2 x 353.8 mm (W x D x H)
Weight without stand15.4 kg3.8 kg
ColoursBlack front and stand, white rear; Core Lighting+ and CoreSyncSilver with Core Lighting+
Power and support
Power use59 W typical; 300 W maximum; 0.5 W standby; 0.3 W off45 W typical; 140 W maximum; 0.5 W standby; 0.3 W off
Energy classGG
Power supplyInternal; AC 100–240V, 50/60HzExternal adapter; AC 100–240V
Software–Monitor OSD; no Tizen smart services
In the boxHDMI cable, DisplayPort cable, USB 3.0 cable and 1.5 m power cableHDMI cable, DisplayPort cable and 1.5 m power cable

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