Corsair XENEON 34QHD165 Ultrawide Monitor vs Gigabyte G27Q 27-inch 165Hz QHD IPS (2026)

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

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

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

Gigabyte G27Q 27-inch 165Hz QHD IPS

8.9/10 Great

4.5★ (8,400 owners)

27" 1440p 165Hz IPS, 1ms, FreeSync, KVM switch, USB hub, 92% DCI-P3.

Full Review

At a Glance

	Corsair XENEON 34QHD165 Ultrawide Monitor	Gigabyte G27Q 27-inch 165Hz QHD IPS
247Verdict Score	9.0/10	8.9/10
Owner Rating	4.4★ (2,400)	4.5★ (8,400)
Verdict	Excellent	Great
Resolution	3440×1440	1440p
Refresh	165Hz	165Hz

Quick Verdict

This is a genuine draw — both score within 0.15 points of each other. Corsair XENEON 34QHD165 Ultrawide Monitor: 34" 21:9 1440p 165Hz IPS, 1ms, USB-C 65W, HDR600, Corsair iCUE. Corsair ecosystem ultrawide. Gigabyte G27Q 27-inch 165Hz QHD IPS: 27" 1440p 165Hz IPS, 1ms, FreeSync, KVM switch, USB hub, 92% DCI-P3. Choose based on your specific needs. Check the current price on Amazon →

Pros & Cons Side by Side

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

Gigabyte G27Q 27-inch 165Hz QHD IPS

KVM switch enables controlling two computers with one mouse and keyboard — unique at this price tier
USB 3.0 hub provides 2x USB-A passthrough — desk tidying at budget pricing
92% DCI-P3 colour coverage competitive with more expensive alternatives
Under £200 — 1440p 165Hz IPS with KVM at budget pricing
8,400 Amazon reviews at 4.5★ validate reliability across extended use

92% DCI-P3 trails LG Nano IPS at 98% for colour-accurate creative work
KVM switch is basic — no software integration vs dedicated KVM solutions
Less brand recognition than LG or ASUS in enthusiast gaming community

FAQ

Which is better, Corsair XENEON 34QHD165 or Gigabyte G27Q 27-inch 165Hz?

Is the Corsair XENEON 34QHD165 worth the extra cost?

Yes — Corsair XENEON 34QHD165 Ultrawide Monitor scores higher at 9.0/10 vs 8.9/10.

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.

Who is the Gigabyte G27Q 27-inch 165Hz best suited to?

27" 1440p 165Hz IPS, 1ms, FreeSync, KVM switch, USB hub, 92% DCI-P3.

What are the main downsides of each?

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. Gigabyte G27Q 27-inch 165Hz QHD IPS: 92% DCI-P3 trails LG Nano IPS at 98% for colour-accurate creative work; KVM switch is basic — no software integration vs dedicated KVM solutions.

Do owner ratings agree with our verdict?

Largely, yes — Corsair XENEON 34QHD165 Ultrawide Monitor sits at 4.4★ from 2,400 verified Amazon owners, and Gigabyte G27Q 27-inch 165Hz QHD IPS at 4.5★ from 8,400.

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