BenQ MOBIUZ EX270M 27-inch 1440p 240Hz 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.

BenQ MOBIUZ EX270M 27-inch 1440p 240Hz

9.0/10 Excellent

4.6★ (3,200 owners)

27" 1440p IPS 240Hz, HDRi, built-in 2.1 speakers, treVolo audio, light sensor. Audio-focused gaming monitor.

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

	BenQ MOBIUZ EX270M 27-inch 1440p 240Hz	Dell Alienware AW3423DWF 34-inch QD-OLED
247Verdict Score	9.0/10	9.4/10
Owner Rating	4.6★ (3,200)	4.6★ (4,200)
Verdict	Excellent	Excellent
Size	27" 1440p	34" 21:9
Refresh	240Hz	165Hz

Quick Verdict

Both are strong choices, but the Dell Alienware AW3423DWF 34-inch QD-OLED edges ahead with a 9.4/10 vs 9.0/10. 34" 21:9 QD-OLED 165Hz, 0.1ms, 99.3% DCI-P3, 1800R. Ultrawide QD-OLED gaming. That said, the BenQ MOBIUZ EX270M 27-inch 1440p 240Hz is worth considering if 27" 1440p IPS 240Hz, HDRi, built-in 2.1 speakers, treVolo audio, light sensor. Audio-focused gaming monitor. Check the current price on Amazon →

Pros & Cons Side by Side

BenQ MOBIUZ EX270M 27-inch 1440p 240Hz

Built-in 2.1 channel treVolo speakers with a subwoofer deliver genuine bass — rare in monitors
HDRi technology auto-adjusts HDR and brightness based on ambient light and content
240Hz 1440p IPS covers competitive and immersive gaming
Light sensor adapts brightness to room conditions to reduce eye strain
Remote control for quick settings adjustment without on-screen menus

Built-in speakers, while good for a monitor, don't replace dedicated speakers or headphones
BenQ MOBIUZ brand less prominent than LG or ASUS in enthusiast circles
HDRi is good but not full local-dimming HDR

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, BenQ MOBIUZ EX270M 27-inch or Dell Alienware AW3423DWF 34-inch?

Is the BenQ MOBIUZ EX270M 27-inch 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 BenQ MOBIUZ EX270M 27-inch best suited to?

27" 1440p IPS 240Hz, HDRi, built-in 2.1 speakers, treVolo audio, light sensor. Audio-focused gaming monitor.

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?

BenQ MOBIUZ EX270M 27-inch 1440p 240Hz: Built-in speakers, while good for a monitor, don't replace dedicated speakers or headphones; BenQ MOBIUZ brand less prominent than LG or ASUS in enthusiast circles. 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 — BenQ MOBIUZ EX270M 27-inch 1440p 240Hz sits at 4.6★ from 3,200 verified Amazon owners, and Dell Alienware AW3423DWF 34-inch QD-OLED at 4.6★ from 4,200.

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