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Samsung Odyssey G9 — 49″ · 5120x1440 QLED · 240Hz
Samsung

Samsung Odyssey G9

49″ · 5120x1440 QLED · 240Hz

86
/ 100
From $1,699
VS
ASUS ROG Swift PG27AQDM wins by 6
ASUS ROG Swift PG27AQDM — 27″ QHD OLED · 240Hz · True 10-bit
ASUS

ASUS ROG Swift PG27AQDM

27″ QHD OLED · 240Hz · True 10-bit

92
/ 100
From $999
Specdex verdict

ASUS ROG Swift PG27AQDM takes it — here’s why.

In our weighted Specdex score, Samsung Odyssey G9 lands at 86 and ASUS ROG Swift PG27AQDM at 92. That puts ASUS ROG Swift PG27AQDM ahead by 6 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Samsung Odyssey G9 if…

  • Current panel tech
  • Strong factory calibration
  • Modern connectivity

Pick ASUS ROG Swift PG27AQDM if…

  • QD-OLED with 1300-nit highlight peak
  • Built-in heatsink for sustained brightness
  • USB-C 90W power delivery
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Picture quality

ASUS ROG Swift PG27AQDM

Color accuracy and HDR performance

ASUS ROG Swift PG27AQDM leads on hdr (92 vs 62).

Value for money

ASUS ROG Swift PG27AQDM

Specdex score per dollar at MSRP

ASUS ROG Swift PG27AQDM more score per dollar ($999 vs $1,699).

Samsung Odyssey G9 86
vs
92 ASUS ROG Swift PG27AQDM

Score breakdown

Samsung Odyssey G9
86
color 86
motion 96
hdr 62
features 84
display 0
gaming 0
ergonomics 0
value 0
ASUS ROG Swift PG27AQDM
92
color 0
motion 95
hdr 92
features 0
display 95
gaming 96
ergonomics 88
value 84

Specs side-by-side

Samsung Odyssey G9 versus ASUS ROG Swift PG27AQDM — full spec comparison
Spec Samsung Odyssey G9 ASUS ROG Swift PG27AQDM
Panel
5120x1440 QLED
Size
49"
Refresh
240Hz
Release year
2020
Display
27″ QD-OLED
Resolution
2560×1440
Refresh rate
240 Hz
Response time
0.03 ms (GtG)
HDR
DisplayHDR True Black 400
Connectivity
2× HDMI 2.1, DisplayPort 1.4 DSC, USB-C 90W

Samsung Odyssey G9

Pros
  • +Current panel tech
  • +Strong factory calibration
  • +Modern connectivity
Cons
  • Stand footprint large on bigger sizes
  • HDR varies by model
  • OLED burn-in risk

ASUS ROG Swift PG27AQDM

Pros
  • +QD-OLED with 1300-nit highlight peak
  • +Built-in heatsink for sustained brightness
  • +USB-C 90W power delivery
Cons
  • QHD only, not 4K
  • Reflective screen
  • OSD joystick fiddly

FAQ: Samsung Odyssey G9 vs ASUS ROG Swift PG27AQDM

Which is better, Samsung Odyssey G9 or ASUS ROG Swift PG27AQDM? +

ASUS ROG Swift PG27AQDM scores 92 on our weighted rubric — ahead by 6. Your best pick depends on the sub-scores above.

Is Samsung Odyssey G9 worth the price? +

At $1,699, Samsung Odyssey G9 delivers a Specdex score of 86 — strongest in motion.

Is ASUS ROG Swift PG27AQDM worth the price? +

At $999, ASUS ROG Swift PG27AQDM delivers a Specdex score of 92 — strongest in gaming.

Does Samsung Odyssey G9 or ASUS ROG Swift PG27AQDM last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for picture quality, Samsung Odyssey G9 or ASUS ROG Swift PG27AQDM? +

ASUS ROG Swift PG27AQDM — leads on hdr (92 vs 62). Color accuracy and HDR performance.

Which is the better value, Samsung Odyssey G9 or ASUS ROG Swift PG27AQDM? +

ASUS ROG Swift PG27AQDM — more score per dollar ($999 vs $1,699). Specdex score per dollar at MSRP.