Corsair XENEON 34QHD165 Ultrawide Monitor vs LG UltraGear 27GQ75B-B 27-inch 1440p 165Hz (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

LG UltraGear 27GQ75B-B 27-inch 1440p 165Hz

8.9/10 Great

4.5★ (5,600 owners)

27" 1440p 165Hz IPS, 1ms, HDMI 2.0, FreeSync, anti-glare. Best-value 1440p 165Hz gaming.

Full Review

At a Glance

	Corsair XENEON 34QHD165 Ultrawide Monitor	LG UltraGear 27GQ75B-B 27-inch 1440p 165Hz
247Verdict Score	9.0/10	8.9/10
Owner Rating	4.4★ (2,400)	4.5★ (5,600)
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. LG UltraGear 27GQ75B-B 27-inch 1440p 165Hz: 27" 1440p 165Hz IPS, 1ms, HDMI 2.0, FreeSync, anti-glare. Best-value 1440p 165Hz gaming. 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

LG UltraGear 27GQ75B-B 27-inch 1440p 165Hz

Under £200 — most affordable 27-inch 1440p 165Hz IPS gaming monitor reviewed
1ms GtG response competitive with premium alternatives at fraction of the cost
Anti-glare coating reduces reflections for versatile room placement
FreeSync Premium for tear-free gaming on AMD GPUs
LG's display engineering at the most accessible gaming monitor price point

HDMI 2.0 (not 2.1) — limits 1440p 165Hz to DisplayPort connection for full refresh
HDR400 is minimum tier — not genuine HDR performance
Fewer features than LG 27GP850B-B at the same brand but lower price tier

FAQ

Which is better, Corsair XENEON 34QHD165 or LG UltraGear 27GQ75B-B 27-inch?

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 LG UltraGear 27GQ75B-B 27-inch best suited to?

27" 1440p 165Hz IPS, 1ms, HDMI 2.0, FreeSync, anti-glare. Best-value 1440p 165Hz gaming.

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. LG UltraGear 27GQ75B-B 27-inch 1440p 165Hz: HDMI 2.0 (not 2.1) — limits 1440p 165Hz to DisplayPort connection for full refresh; HDR400 is minimum tier — not genuine HDR performance.

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 LG UltraGear 27GQ75B-B 27-inch 1440p 165Hz at 4.5★ from 5,600.

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