ASUS ROG Swift OLED PG27AQDM 27-inch vs Dell Alienware AW3423DWF 34-inch QD-OLED (2026)

✍️ By the 247Verdict Editorial Team📅 Updated 05 October 2026

Which is better? We compared both on score, owner ratings, pros and cons.

ASUS ROG Swift OLED PG27AQDM 27-inch

9.4/10 Excellent

4.6★ (2,800 owners)

27" 1440p OLED 240Hz, 0.03ms, custom heatsink, anti-glare, 99% DCI-P3. The 27-inch OLED.

Full Review

Dell Alienware AW3423DWF 34-inch QD-OLED

9.4/10 Excellent

4.6★ (4,200 owners)

34" 21:9 QD-OLED 165Hz, 0.1ms, 99.3% DCI-P3, 1800R. Ultrawide QD-OLED gaming.

Full Review

At a Glance

	ASUS ROG Swift OLED PG27AQDM 27-inch	Dell Alienware AW3423DWF 34-inch QD-OLED
247Verdict Score	9.4/10	9.4/10
Owner Rating	4.6★ (2,800)	4.6★ (4,200)
Verdict	Excellent	Excellent
Size	27" 1440p	34" 21:9
Panel	OLED	QD-OLED
Refresh	240Hz	165Hz
Response	0.03ms	0.1ms

Quick Verdict

This is a genuine draw — both score within 0.15 points of each other. ASUS ROG Swift OLED PG27AQDM 27-inch: 27" 1440p OLED 240Hz, 0.03ms, custom heatsink, anti-glare, 99% DCI-P3. The 27-inch OLED. Dell Alienware AW3423DWF 34-inch QD-OLED: 34" 21:9 QD-OLED 165Hz, 0.1ms, 99.3% DCI-P3, 1800R. Ultrawide QD-OLED gaming. Choose based on your specific needs. Check the current price on Amazon →

Pros & Cons Side by Side

ASUS ROG Swift OLED PG27AQDM 27-inch

27-inch 1440p OLED 240Hz combines the sweet-spot size and resolution with OLED infinite contrast
Custom heatsink and graphene film reduce OLED burn-in risk significantly
0.03ms response — the fastest panel technology for competitive gaming
Anti-glare coating reduces reflections while preserving OLED depth
99% DCI-P3 serves creative work alongside the best gaming experience

£900+ OLED pricing
OLED burn-in caution still required with static elements
240Hz at 1440p OLED needs a capable GPU

Dell Alienware AW3423DWF 34-inch QD-OLED

QD-OLED panel delivers OLED blacks and Quantum Dot colour accuracy in ultrawide format
34-inch 21:9 ultrawide at QD-OLED quality — the best ultrawide gaming display available
0.1ms response time combines ultrawide immersion with OLED responsiveness
1800R curvature wraps the ultrawide display naturally around field of view
99.3% DCI-P3 serves professional creative work alongside gaming immersion

£750+ — QD-OLED ultrawide premium pricing
21:9 aspect ratio has game compatibility limitations for older titles
QD-OLED burn-in risk with static HUD elements over extended gaming periods

FAQ

Which is better, ASUS ROG Swift OLED PG27AQDM or Dell Alienware AW3423DWF 34-inch?

Is the ASUS ROG Swift OLED PG27AQDM worth the extra cost?

The Dell Alienware AW3423DWF 34-inch QD-OLED matches or exceeds it at a potentially lower price point.

Who is the ASUS ROG Swift OLED PG27AQDM best suited to?

27" 1440p OLED 240Hz, 0.03ms, custom heatsink, anti-glare, 99% DCI-P3. The 27-inch OLED.

Who is the Dell Alienware AW3423DWF 34-inch best suited to?

34" 21:9 QD-OLED 165Hz, 0.1ms, 99.3% DCI-P3, 1800R. Ultrawide QD-OLED gaming.

What are the main downsides of each?

ASUS ROG Swift OLED PG27AQDM 27-inch: £900+ OLED pricing; OLED burn-in caution still required with static elements. Dell Alienware AW3423DWF 34-inch QD-OLED: £750+ — QD-OLED ultrawide premium pricing; 21:9 aspect ratio has game compatibility limitations for older titles.

Do owner ratings agree with our verdict?

Largely, yes — ASUS ROG Swift OLED PG27AQDM 27-inch sits at 4.6★ from 2,800 verified Amazon owners, and Dell Alienware AW3423DWF 34-inch QD-OLED at 4.6★ from 4,200.

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