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ASUS ROG Swift OLED PG34WCDM — 34″ · 3440x1440 OLED · 240Hz
ASUS

ASUS ROG Swift OLED PG34WCDM

34″ · 3440x1440 OLED · 240Hz

94
/ 100
From $1,299
VS
ASUS ROG Swift OLED PG34WCDM wins by 12
HP Z27k G3 — 27″ · 4K IPS · 60Hz
HP

HP Z27k G3

27″ · 4K IPS · 60Hz

82
/ 100
From $999
Specdex verdict

ASUS ROG Swift OLED PG34WCDM takes it — here’s why.

In our weighted Specdex score, ASUS ROG Swift OLED PG34WCDM lands at 94 and HP Z27k G3 at 82. That puts ASUS ROG Swift OLED PG34WCDM ahead by 12 points — a decisive margin driven mostly by its strengths in the categories below.

Pick ASUS ROG Swift OLED PG34WCDM if…

  • ✓Current panel tech
  • ✓Strong factory calibration
  • ✓Modern connectivity

Pick HP Z27k G3 if…

  • ✓Current panel tech
  • ✓Strong factory calibration
  • ✓Modern connectivity
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Winner by scenario

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

Picture quality

ASUS ROG Swift OLED PG34WCDM

Color accuracy and HDR performance

ASUS ROG Swift OLED PG34WCDM leads on hdr (92 vs 62).

Value for money

HP Z27k G3

Specdex score per dollar at MSRP

HP Z27k G3 more score per dollar ($999 vs $1,299).

ASUS ROG Swift OLED PG34WCDM 94
vs
82 HP Z27k G3

Score breakdown

ASUS ROG Swift OLED PG34WCDM
94
color 94
motion 96
hdr 92
features 92
HP Z27k G3
82
color 82
motion 72
hdr 62
features 80

Specs side-by-side

ASUS ROG Swift OLED PG34WCDM versus HP Z27k G3 — full spec comparison
Spec ASUS ROG Swift OLED PG34WCDM HP Z27k G3
Panel
3440x1440 OLED
4K IPS
Size
34"
27"
Refresh
▲ 240Hz
60Hz
Release year
2024
2021

ASUS ROG Swift OLED PG34WCDM

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

HP Z27k G3

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

FAQ: ASUS ROG Swift OLED PG34WCDM vs HP Z27k G3

Which is better, ASUS ROG Swift OLED PG34WCDM or HP Z27k G3? +

ASUS ROG Swift OLED PG34WCDM scores 94 on our weighted rubric — ahead by 12. Your best pick depends on the sub-scores above.

Is ASUS ROG Swift OLED PG34WCDM worth the price? +

At $1,299, ASUS ROG Swift OLED PG34WCDM delivers a Specdex score of 94 — strongest in motion.

Is HP Z27k G3 worth the price? +

At $999, HP Z27k G3 delivers a Specdex score of 82 — strongest in color.

Does ASUS ROG Swift OLED PG34WCDM or HP Z27k G3 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, ASUS ROG Swift OLED PG34WCDM or HP Z27k G3? +

ASUS ROG Swift OLED PG34WCDM — leads on hdr (92 vs 62). Color accuracy and HDR performance.

Which is the better value, ASUS ROG Swift OLED PG34WCDM or HP Z27k G3? +

HP Z27k G3 — more score per dollar ($999 vs $1,299). Specdex score per dollar at MSRP.