ASUS ROG Swift OLED PG27AQDM 27-inch vs Dell S2721DGF 27-inch 1440p 165Hz Gaming 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

Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor

9.1/10 Excellent

4.7★ (8,400 owners)

27" 1440p IPS 165Hz, 1ms, 98% DCI-P3, G-Sync + FreeSync, USB hub. The value 1440p all-rounder.

Full Review

At a Glance

	ASUS ROG Swift OLED PG27AQDM 27-inch	Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor
247Verdict Score	9.4/10	9.1/10
Owner Rating	4.6★ (2,800)	4.7★ (8,400)
Verdict	Excellent	Excellent
Size	27" 1440p	27" 1440p
Panel	OLED	IPS
Refresh	240Hz	165Hz
Reviews	2,800 at 4.6★	8,400 at 4.7★

Quick Verdict

Both are strong choices, but the ASUS ROG Swift OLED PG27AQDM 27-inch edges ahead with a 9.4/10 vs 9.1/10. 27" 1440p OLED 240Hz, 0.03ms, custom heatsink, anti-glare, 99% DCI-P3. The 27-inch OLED. That said, the Dell S2721DGF 27-inch 1440p 165Hz Gaming Monitor is worth considering if 27" 1440p IPS 165Hz, 1ms, 98% DCI-P3, G-Sync + FreeSync, USB hub. The value 1440p all-rounder. 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 S2721DGF 27-inch 1440p 165Hz Gaming Monitor

98% DCI-P3 colour accuracy rivals monitors costing significantly more
165Hz IPS with 1ms response covers competitive and everyday gaming
Both G-Sync Compatible and FreeSync Premium Pro for any GPU
USB hub and fully ergonomic stand for a complete desk setup
Dell's reliability and warranty service backing 8,400 reviews at 4.7★

165Hz trails 240Hz alternatives for top-tier competitive play
IPS contrast lower than OLED for dark-scene atmosphere
HDR400 tier — not genuine HDR brightness

FAQ

Which is better, ASUS ROG Swift OLED PG27AQDM or Dell S2721DGF 27-inch 1440p?

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 9.1/10.

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 Dell S2721DGF 27-inch 1440p best suited to?

27" 1440p IPS 165Hz, 1ms, 98% DCI-P3, G-Sync + FreeSync, USB hub. The value 1440p all-rounder.

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 S2721DGF 27-inch 1440p 165Hz Gaming Monitor: 165Hz trails 240Hz alternatives for top-tier competitive play; IPS contrast lower than OLED for dark-scene atmosphere.

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 S2721DGF 27-inch 1440p 165Hz Gaming Monitor at 4.7★ from 8,400.

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