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Compare Samsung Odyssey Ark G97NC vs ASUS ROG Strix OLED XG27UCDMG

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  3. Samsung Odyssey Ark G97NC 🆚 ASUS ROG Strix OLED XG27UCDMG
Samsung Odyssey Ark G97NC and ASUS ROG Strix OLED XG27UCDMG are both monitors with the same Resolution (3840 x 2160), Aspect Ratio (16:9) and Viewing Angle (178° H x 178° V). The main differences are in Screen Size, Pixel Density, Dot Pitch and Panel Type.
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Samsung Odyssey Ark G97NC 55" 4K UHD 165Hz 1ms Quantum Mini-LED LS55CG970NNXGO
Samsung Odyssey Ark G97NC
ASUS ROG Strix OLED XG27UCDMG 27" 4K QD-OLED 240Hz 0.03ms Anti-Flicker 2.0 Custom Heatsink 99% DCI-P3 True 10-bit Color 90LM0B20-B01971
ASUS ROG Strix OLED XG27UCDMG
Prices
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Out of Stock
$2,054.95
In Stock
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$2,299.99
In Stock
$2,299.99
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Prices
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In Stock
$799.00
Last updated 6 minutes ago.
In Stock
Free shipping
$799.00
In Stock
$849.99
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Brand
Samsung
Brand
ASUS
Model
  • LS55CG970NNXGO
  • Odyssey Ark G97NC
  • S55CG970NN
  • LS55CG970NUXXU
  • LS55CG970NEXXY
Model
  • 90LM0B20-B01971
  • XG27UCDMG
  • ROG Strix OLED XG27UCDMG
  • 90LM0B20-B019B1
Release Date
-
Release Date
📅 August 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
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Price history
View Details ►
Screen Size
55"
Screen Size
26.5"
Resolution
3840 x 2160
Resolution
3840 x 2160
Pixel Density
80.11 PPI
Pixel Density
166.26 PPI
Dot Pitch
0.31 mm
Dot Pitch
0.15 mm
Panel Type
Mini LED VA
Panel Type
QD-OLED
Widescreen
Yes
Widescreen
Yes
Aspect Ratio
16:9
Aspect Ratio
16:9
Curved Screen
Yes
Curved Screen
No
Viewing Angle
178° H x 178° V
Viewing Angle
178° H x 178° V
Brightness
600 cd/m²
Brightness
1000 cd/m²
Response Time
1 ms
Response Time
0.03 ms
Refresh Rate
165 Hz
Refresh Rate
240 Hz
Built-in Speakers
Yes
Built-in Speakers
No
DVI
0
DVI
0
DisplayPort
1
DisplayPort
1
HDMI
1
HDMI
2
VGA
0
VGA
0
G-SYNC Support
No
G-SYNC Support
Yes
FreeSync Support
Yes
FreeSync Support
Yes
-

Comparison and key differences summary

Reasons to buy the Samsung Odyssey Ark G97NC:

  • Bigger screen size (+28.50")
  • Curved screen
  • Built-in speakers

Buy now

Reasons to buy the ASUS ROG Strix OLED XG27UCDMG:

  • 61% cheaper, you can save $1,255.95
  • Better pixel density (166.26 PPI)
  • More brightness (+400 cd/m²)
  • Less response time (-0.97 ms)
  • Higher refresh rate (240 Hz)
  • Flat screen
  • +1 Ports HDMI
  • Supports NVIDIA G-Sync

Buy now

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