Samsung Odyssey OLED G8 G81SF 27-inch

DisplaysMonitor

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At a glance

Key facts

Diagonal Size
27"
Resolution
3840x2160
Panel / Backlight
OLED · QD-OLED · self-emissive
Aspect Ratio
16:9
USB-C Power Delivery
-

Buying advice

The 27-inch G81SF combines very high 4K pixel density with 240Hz QD-OLED speed and deep per-pixel contrast, making it especially attractive for premium PC gaming and mixed creation. It rewards a powerful GPU, while OLED care and small 4K interface scaling remain practical considerations.

Available specifications

46 fields · 12 unavailable fields

PHYSICAL SCALE

PHYSICAL SIZE
589.97 × 332.9 mm

RELEASE / IDENTITY

Release Date
2025-03
Brand
Samsung
Series
Odyssey OLED G8
Model
G81SF 27-inch

SCREEN

Active Screen Area
589.97 × 332.9 mm
Diagonal Size
27"
Resolution
3840x2160
Aspect Ratio
16:9
Pixel Density
163.2 ppi
PPI / PIXEL PITCH

Visual insight

Pixel density / PPI

Fixed 50–300 PPI axis. Pixel-pitch samples are symbolic and not physical pixels.

Samsung Odyssey OLED G8 G81SF 27-inch
163.2 ppiPixel pitch 155.6 µm
Panel / Backlight
OLED · QD-OLED · self-emissive
Screen Shape
Flat

MOTION

Refresh Rate
240 Hz
VRR Range
48–240 Hz
Adaptive Sync
NVIDIA G-SYNC Compatible / AMD FreeSync Premium Pro / VESA AdaptiveSync
Official Response
0.03 ms · official GtG

HDR & COLOR

HDR Formats
HDR10 / HDR10+ Gaming
HDR Certifications
VESA DisplayHDR True Black 400
HDR CAPABILITY

Visual insight

HDR capability

Five fixed axes: 2,000 nits linear; 1,500,000:1 and 2,304 zones logarithmic; 4 formats; 6–12 bit. Missing axes stay open, not zero.

Samsung Odyssey OLED G8 G81SF 27-inch
✓VESA DisplayHDR True Black 400 · HDR10 · HDR10+ Gaming
Peak brightness-
Contrast1,000,000:1 · claimed
DimmingPixel-level (OLED)
HDR formats2 formats
Color depth10-bit
Claimed typical250 nits
Claimed peak-
Measured peak-
Local dimmingPixel-level (OLED)
Claimed Brightness
Typical 250 nits
Claimed Contrast
1,000,000:1
Local Dimming
pixel-level self-emissive
Color Coverage
DCI-P3 99%
COLOR GAMUT COVERAGE

Visual insight

Color gamut coverage

Coverage bars use a fixed 0–100% axis. They do not depict CIE geometry, gamut shape, or overlap.

Samsung Odyssey OLED G8 G81SF 27-inch
sRGB-
DCI-P399%
Adobe RGB-
Color Depth
10-bit · 10-bit panel

CONNECTIVITY

PORT MAP

Visual insight

Ports and hub features

Icons use structured counts, versions, capabilities, and booleans. Unsupported and unknown remain distinct.

Samsung Odyssey OLED G8 G81SF 27-inch
HDMI2× · vHDMI 2.1✓
DisplayPort1× · vDisplayPort 1.4✓
USB-CUnknown?
ThunderboltUnknown?
USB hubSupported✓
EthernetUnsupported—
AudioSupported✓
KVMUnsupported—
HDMI
2 ports · HDMI 2.1
DisplayPort
1 ports · DisplayPort 1.4
USB-C
-
Thunderbolt
-
USB-C Capabilities
-
USB-C Power Delivery
-
Hub / KVM / Ethernet
USB hub Yes · KVM No · Ethernet No
Audio / Speakers
Audio out Yes · Speakers No

ERGONOMICS

ERGONOMIC CAPABILITIES

Visual insight

Ergonomics

Adjustment ranges, known stand capabilities and VESA dimensions are shown. Unspecified directions remain unknown.

Samsung Odyssey OLED G8 G81SF 27-inch
HeightUnknown?
TiltUnknown?
SwivelUnknown?
PivotSupported · directional range unknown✓
VESA100 × 100 mm✓
Stand
Stand included · height/tilt/swivel/pivot adjustable
Height Adjustment
-
Tilt
-
Swivel
-
Pivot
Supported · directional range unknown
VESA Mount
100 × 100 mm

BODY & POWER

Body Dimensions
-
With-Stand Dimensions
-
Weights
-
Power Consumption
-
Warranty
-

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