Dell Alienware AW3423DWF 34-inch QD-OLED vs Gigabyte M32U 32-inch 4K 144Hz Monitor (2026)

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

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

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

Gigabyte M32U 32-inch 4K 144Hz Monitor

9.1/10 Excellent

4.5★ (6,400 owners)

32" 4K 144Hz IPS, HDMI 2.1, USB-C 18W, KVM switch, Display Widget. Best-value 32" 4K gaming.

Full Review

At a Glance

	Dell Alienware AW3423DWF 34-inch QD-OLED	Gigabyte M32U 32-inch 4K 144Hz Monitor
247Verdict Score	9.4/10	9.1/10
Owner Rating	4.6★ (4,200)	4.5★ (6,400)
Verdict	Excellent	Excellent
Size	34" 21:9	32" 4K
Refresh	165Hz	144Hz

Quick Verdict

Both are strong choices, but the Dell Alienware AW3423DWF 34-inch QD-OLED edges ahead with a 9.4/10 vs 9.1/10. 34" 21:9 QD-OLED 165Hz, 0.1ms, 99.3% DCI-P3, 1800R. Ultrawide QD-OLED gaming. That said, the Gigabyte M32U 32-inch 4K 144Hz Monitor is worth considering if 32" 4K 144Hz IPS, HDMI 2.1, USB-C 18W, KVM switch, Display Widget. Best-value 32" 4K gaming. Check the current price on Amazon →

Pros & Cons Side by Side

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

Gigabyte M32U 32-inch 4K 144Hz Monitor

Best-value 32-inch 4K 144Hz monitor — significantly cheaper than Dell, ASUS and Samsung equivalents
KVM switch enables controlling two computers with one keyboard and mouse — office and gaming PC on one screen
USB-C 18W charges laptop alongside video signal in one cable
HDMI 2.1 enables PS5 and Xbox Series X at 4K/120Hz
Display Widget app on phone controls monitor settings without physical buttons

IPS backlight bleed visible in dark scenes — less controlled than VA alternatives
Gigabyte brand less prestigious than Dell, ASUS or Samsung in monitor segment
6,400 reviews is fewer than comparable alternatives — less community validation

FAQ

Which is better, Dell Alienware AW3423DWF 34-inch or Gigabyte M32U 32-inch 4K 144Hz?

Is the Dell Alienware AW3423DWF 34-inch worth the extra cost?

Yes — Dell Alienware AW3423DWF 34-inch QD-OLED scores higher at 9.4/10 vs 9.1/10.

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.

Who is the Gigabyte M32U 32-inch 4K 144Hz best suited to?

32" 4K 144Hz IPS, HDMI 2.1, USB-C 18W, KVM switch, Display Widget. Best-value 32" 4K gaming.

What are the main downsides of each?

Dell Alienware AW3423DWF 34-inch QD-OLED: £750+ — QD-OLED ultrawide premium pricing; 21:9 aspect ratio has game compatibility limitations for older titles. Gigabyte M32U 32-inch 4K 144Hz Monitor: IPS backlight bleed visible in dark scenes — less controlled than VA alternatives; Gigabyte brand less prestigious than Dell, ASUS or Samsung in monitor segment.

Do owner ratings agree with our verdict?

Largely, yes — Dell Alienware AW3423DWF 34-inch QD-OLED sits at 4.6★ from 4,200 verified Amazon owners, and Gigabyte M32U 32-inch 4K 144Hz Monitor at 4.5★ from 6,400.

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