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  1. Home
  2. /Monitors
  3. /Alienware AW3423DWF vs Acer Predator XB273U

Alienware AW3423DWF vs Acer Predator XB273U

Verdict

Our overall take, at a glance

Key takeaways

  • Alienware AW3423DWF leads Acer Predator XB273U overall by 29 points (77 vs 48 out of 100).
  • Alienware AW3423DWF stands out on Panel Screen Size: 34 in, Panel Resolution: 3440 × 1440 px, Panel Type: QD-OLED.
Alienware AW3423DWF leads overall
$1,099 at launch
Alienware AW3423DWF
77
Acer Predator XB273U
48
Why it stands out
  • Panel Screen Size: 34 in
  • Panel Resolution: 3440 × 1440 px
  • Panel Type: QD-OLED

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

Acer Predator XB273U

The Acer Predator XB273U GX is a high-performance gaming monitor designed for competitive players and hardware enthusiasts. It features a sharp 1440p resolution paired with a very fast 240Hz refresh rate, aiming to deliver a balance of visual detail and fluid motion. This display is built for users with powerful graphics cards who want to maximize their frame rates in fast-paced titles.

Best for Competitive multiplayer gaming where ultra-smooth 240Hz performance is requiredBest for Players seeking a balance between crisp 1440p resolution and high-frame-rate spe
Pros
  • High 240Hz refresh rate delivers fluid motion transitions for fast-paced gameplay
  • 1440p resolution offers a sharper image and more detail than standard 1080p screens
Cons
  • Requires careful tuning of overdrive and response time settings to minimize motion artifacts
Video — reviews used (3)

Hardware Unboxed video review covering the monitor's overdrive settings, response times, color performance, and brightness.

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.

Alienware AW3423DWF

Check Price on Amazon

Acer Predator XB273U

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Physical Comparison

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Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Panel

Feature
Alienware AW3423DWF
Acer Predator XB273U
Screen Size
34 in
27 in
Resolution
3440 × 1440 px
2560 × 1440 px
Panel Type
Aspect Ratio
21:9
16:9
Pixel Density
110
109
Curved
Yes
No
Curvature radius
1,800 mm
N/A
Screen-to-body ratio
90%89%

Image Quality

Feature
Alienware AW3423DWF
Acer Predator XB273U
Brightness (typical)
250 nits
350 nits
Contrast Ratio
1000000:1
1000:1
Color Gamut (DCI-P3)
99, 99
95, 95
Color Depth
10-bit
N/A

Performance

Feature
Alienware AW3423DWF
Acer Predator XB273U
Refresh Rate
165 Hz
165 Hz
Response Time (GtG)
0.1 ms
1 ms
Adaptive Sync
G-Sync Compatible / FreeSync Premium Pro
G-Sync Compatible

HDR

Feature
Alienware AW3423DWF
Acer Predator XB273U
HDR Format
HDR400 True Black
HDR400
Peak Brightness (HDR)
1,000 nits
400 nits

Connectivity

Feature
Alienware AW3423DWF
Acer Predator XB273U
HDMI Ports
2
2
DisplayPort
1
1
USB-C
No
No
USB Hub
Yes
Yes

Ergonomics

Feature
Alienware AW3423DWF
Acer Predator XB273U
Height Adjustment
Yes
Yes
VESA Mount
100 × 100 px
100 × 100 px
Built-in Speakers
No
Yes
Dimensions
81.5 × 36.4 × 12.7 cm
61.4 × 36.7 × 6.6 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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