ASUS ROG Swift OLED PG34WCDN vs Acer Predator XB273U

Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the ASUS ROG Swift OLED PG34WCDN is the better pick — it scores 73/100 to the Acer Predator XB273U's 45, leading on Panel and Performance. Choose the Acer Predator XB273U instead if image quality matters most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

ASUS ROG Swift OLED PG34WCDN leads overall

ASUS ROG Swift OLED PG34WCDN

Acer Predator XB273U

Why it stands out

Performance Refresh Rate: 360 Hz (118% more)
Performance Response Time (GtG): 0.03 ms (97% less)
Panel Resolution: 3440 × 1440 px

Watch-outs

Compromises to know before you buy

ASUS ROG Swift OLED PG34WCDN

No notable compromises found.

Acer Predator XB273U

No USB-C — no single-cable laptop connection.

Winner by category for ASUS ROG Swift OLED PG34WCDN vs Acer Predator XB273U
Category	ASUS ROG Swift OLED PG34WCDN	Acer Predator XB273U	Winner
Panel	63	49	ASUS ROG Swift OLED PG34WCDN
Image Quality	52	57	Acer Predator XB273U
Performance	83	17	ASUS ROG Swift OLED PG34WCDN
HDR	100	0	ASUS ROG Swift OLED PG34WCDN
Connectivity	74	35	ASUS ROG Swift OLED PG34WCDN
Ergonomics	85	85	Tie

In-depth analysisAI

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

ASUS ROG Swift OLED PG34WCDN

The ASUS ROG Swift OLED PG34WCDN is a 34-inch curved ultrawide gaming monitor engineered for competitive esports and high-end gaming setups. It features a Tandem RGB QD-OLED panel with a 3440x1440 resolution, an 1800R curvature, and an ultra-fast 360Hz refresh rate. With high-bandwidth DisplayPort 2.1 UHBR 20 support and 90W USB-C power delivery, it caters to performance-focused users seeking fluid motion and modern connectivity.

Best for High-frame-rate competitive gaming on a curved ultrawide screenBest for Multi-system desk configurations that benefit from integrated KVM switching and

Pros

High 360Hz refresh rate combined with a 0.03ms response time for exceptionally fluid motion
Modern port selection featuring DisplayPort 2.1 with UHBR 20 and USB-C with 90W Power Delivery
Built-in KVM switch and multi-port USB hub simplify controlling multiple connected devices
Includes a 3-year warranty that explicitly covers OLED panel burn-in

Cons

Lacks integrated audio speakers, necessitating dedicated external speakers or headphones

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…

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

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 PG34WCDN

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Acer Predator XB273U

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Physical Comparison

Weigh them up, then compare real dimensions in 3D

ASUS ROG Swift OLED PG34WCDN

5.6kg

Weight

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Panel

Feature	ASUS ROG Swift OLED PG34WCDN	Acer Predator XB273U
Screen Size	34 in26% more	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	88%	89%

Image Quality

Feature	ASUS ROG Swift OLED PG34WCDN	Acer Predator XB273U
Brightness (typical)	N/A	350 nits
Contrast Ratio	1500000:1	1000:1
Color Gamut (DCI-P3)	994% more	95
Color Depth	10-bit	N/A

Performance

Feature	ASUS ROG Swift OLED PG34WCDN	Acer Predator XB273U
Refresh Rate	360 Hz118% more	165 Hz
Response Time (GtG)	0.03 ms97% less	1 ms
Adaptive Sync	FreeSync Premium Pro / G-Sync Compatible	G-Sync

HDR

Feature	ASUS ROG Swift OLED PG34WCDN	Acer Predator XB273U
HDR Format	HDR10, DisplayHDR True Black 500	N/A
Peak Brightness (HDR)	1,300 nits	N/A

Connectivity

Feature	ASUS ROG Swift OLED PG34WCDN	Acer Predator XB273U
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 PG34WCDN	Acer Predator XB273U
Height Adjustment	Yes	Yes
VESA Mount	100 × 100 px	100 × 100 px
Built-in Speakers	No	Yes
Dimensions (without stand)	81.28 × 37.33 × 10.79 cm	61.4 × 36.7 × 6.6 cm
Weight (without stand)	5.6 kg	N/A
Release Date	N/A	August 1, 2019

Specification Note

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

Frequently Asked Questions

Common questions about ASUS ROG Swift OLED PG34WCDN vs Acer Predator XB273U comparison

Based on our overall comparison score, ASUS ROG Swift OLED PG34WCDN rates higher at 81/100 versus 61/100 for Acer Predator XB273U — a 20-point lead. ASUS ROG Swift OLED PG34WCDN is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.

ASUS ROG Swift OLED PG34WCDN and Acer Predator XB273U are compared side by side above across every spec in the monitors category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 81/100 for ASUS ROG Swift OLED PG34WCDN and 61/100 for Acer Predator XB273U.

If you want the higher-rated monitors option overall, ASUS ROG Swift OLED PG34WCDN (81/100) edges out Acer Predator XB273U (61/100). But if Acer Predator XB273U is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.