ASUS ROG Swift OLED PG27AQDM 27-inch vs Corsair XENEON 34QHD165 Ultrawide Monitor (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

Corsair XENEON 34QHD165 Ultrawide Monitor

9.0/10 Excellent

4.4★ (2,400 owners)

34" 21:9 1440p 165Hz IPS, 1ms, USB-C 65W, HDR600, Corsair iCUE. Corsair ecosystem ultrawide.

Full Review

At a Glance

	ASUS ROG Swift OLED PG27AQDM 27-inch	Corsair XENEON 34QHD165 Ultrawide Monitor
247Verdict Score	9.4/10	9.0/10
Owner Rating	4.6★ (2,800)	4.4★ (2,400)
Verdict	Excellent	Excellent
Size	27" 1440p	34-inch 21:9
Refresh	240Hz	165Hz

Quick Verdict

Both are strong choices, but the ASUS ROG Swift OLED PG27AQDM 27-inch edges ahead with a 9.4/10 vs 9.0/10. 27" 1440p OLED 240Hz, 0.03ms, custom heatsink, anti-glare, 99% DCI-P3. The 27-inch OLED. That said, the Corsair XENEON 34QHD165 Ultrawide Monitor is worth considering if 34" 21:9 1440p 165Hz IPS, 1ms, USB-C 65W, HDR600, Corsair iCUE. Corsair ecosystem ultrawide. 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

Corsair XENEON 34QHD165 Ultrawide Monitor

34-inch 21:9 delivers ultrawide immersion at lower cost than OLED ultrawide alternatives
USB-C 65W charges a laptop from the monitor with single-cable setup
HDR600 is mid-tier real HDR — better than HDR400 but below Mini-LED alternatives
Corsair iCUE RGB syncs with keyboards, mouse and PC case for coordinated lighting
165Hz at WQHD 3440×1440 for competitive play on the ultrawide format

IPS panel at 21:9 — less contrast than VA or OLED for atmospheric gaming
Corsair iCUE software has occasional stability issues
34-inch requires minimum 80cm desk depth for comfortable viewing

FAQ

Which is better, ASUS ROG Swift OLED PG27AQDM or Corsair XENEON 34QHD165?

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

Yes — ASUS ROG Swift OLED PG27AQDM 27-inch scores higher at 9.4/10 vs 9.0/10.

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 Corsair XENEON 34QHD165 best suited to?

34" 21:9 1440p 165Hz IPS, 1ms, USB-C 65W, HDR600, Corsair iCUE. Corsair ecosystem ultrawide.

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. Corsair XENEON 34QHD165 Ultrawide Monitor: IPS panel at 21:9 — less contrast than VA or OLED for atmospheric gaming; Corsair iCUE software has occasional stability issues.

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 Corsair XENEON 34QHD165 Ultrawide Monitor at 4.4★ from 2,400.

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