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  1. Home
  2. /Monitors
  3. /ASUS ROG Swift OLED PG27UCDM vs Alienware AW3423DWF

ASUS ROG Swift OLED PG27UCDM vs Alienware AW3423DWF

Verdict

Our overall take, at a glance

Key takeaways

  • ASUS ROG Swift OLED PG27UCDM leads Alienware AW3423DWF overall by 14 points (91 vs 77 out of 100).
  • ASUS ROG Swift OLED PG27UCDM stands out on Panel Resolution: 3840 × 2160 px, Panel Pixel Density: 165, Performance Refresh Rate: 240 Hz.
ASUS ROG Swift OLED PG27UCDM leads overall
ASUS ROG Swift OLED PG27UCDM
91
Alienware AW3423DWF
77
Why it stands out
  • Panel Resolution: 3840 × 2160 px
  • Panel Pixel Density: 165
  • Performance Refresh Rate: 240 Hz

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jun 2026.

Alienware AW3423DWF

The Alienware AW3423DWF is a 34-inch ultrawide gaming monitor that utilizes a first-generation QD-OLED panel to blend deep black levels with quantum dot color reproduction. Produced under Dell's premium gaming brand, this model introduces native FreeSync support and features intended to improve usability over its predecessor.

Best for Immersive gaming in dark or light-controlled environmentsBest for Gamers looking to share a single ultrawide screen with both PC and 4K-capable co
Pros
  • Combines self-emissive pixels for deep contrast with a wide quantum-dot color range
  • Console Mode downscales 4K signals at 60Hz to maintain high image compatibility with modern gaming consoles
  • Features a Picture-by-Picture mode and user-updatable firmware
Cons
  • Lacks a polarizing layer, which causes black levels to appear raised and grayed out in bright rooms
Source
  • Alienware - WikipediaProvides corporate context regarding Alienware's history as a dedicated gaming subsidiary of Dell.
Video — reviews used (3)

Provides detailed specifications, performance observations, and design features of the AW3423DWF QD-OLED monitor.

Generated Jun 30, 2026

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

ASUS ROG Swift OLED PG27UCDM

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Alienware AW3423DWF

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Physical Comparison

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Review Videos

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Detailed Specifications

The full spec sheet, side by side

Panel

Feature
ASUS ROG Swift OLED PG27UCDM
Alienware AW3423DWF
Screen Size
26.5 in
34 in
Resolution
3840 × 2160 px
3440 × 1440 px
Panel Type
Aspect Ratio
16:9
21:9
Pixel Density
165
110
Curved
No
Yes
Curvature radius
N/A
1,800 mm
Screen-to-body ratio
58%90%

Image Quality

Feature
ASUS ROG Swift OLED PG27UCDM
Alienware AW3423DWF
Brightness (typical)
N/A
250 nits
Contrast Ratio
1500000:1
1000000:1
Color Gamut (DCI-P3)
99
99
Color Depth
10 bit
10-bit

Performance

Feature
ASUS ROG Swift OLED PG27UCDM
Alienware AW3423DWF
Refresh Rate
240 Hz
165 Hz
Response Time (GtG)
0.03 ms
0.1 ms
Adaptive Sync
FreeSync Premium Pro & G-SYNC Compatible
G-Sync Compatible / FreeSync Premium Pro

HDR

Feature
ASUS ROG Swift OLED PG27UCDM
Alienware AW3423DWF
HDR Format
HDR10, Dolby Vision
HDR400 True Black
Peak Brightness (HDR)
1,000 nits
1,000 nits

Connectivity

Feature
ASUS ROG Swift OLED PG27UCDM
Alienware AW3423DWF
HDMI Ports
2
2
DisplayPort
1
1
USB-C
Yes
No
Power Delivery
90 W
N/A
USB Hub
Yes
Yes

Ergonomics

Feature
ASUS ROG Swift OLED PG27UCDM
Alienware AW3423DWF
Height Adjustment
Yes
Yes
VESA Mount
100 × 100mm
100 × 100 px
Built-in Speakers
No
No
Dimensions
61.03 × 54.95 × 21.88 cm
81.5 × 36.4 × 12.7 cm

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

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