Acer Predator XB273U GX 27-inch 270Hz IPS vs Samsung Odyssey G9 49-inch Super Ultrawide (2026)

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

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

Acer Predator XB273U GX 27-inch 270Hz IPS

9.0/10 Excellent

4.5★ (3,200 owners)

27" 1440p 270Hz IPS, 1ms, AGILE-Splendor IPS, G-Sync, built-in USB hub. Acer's high-refresh flagship.

Full Review

Samsung Odyssey G9 49-inch Super Ultrawide

9.2/10 Excellent

4.5★ (6,800 owners)

49" 5120x1440 240Hz, 1000R curve, QLED, G-Sync, dual-QHD. The super ultrawide.

Full Review

At a Glance

	Acer Predator XB273U GX 27-inch 270Hz IPS	Samsung Odyssey G9 49-inch Super Ultrawide
247Verdict Score	9.0/10	9.2/10
Owner Rating	4.5★ (3,200)	4.5★ (6,800)
Verdict	Excellent	Excellent
Refresh	270Hz	240Hz
Panel	AGILE-Splendor IPS	QLED

Quick Verdict

Both are strong choices, but the Samsung Odyssey G9 49-inch Super Ultrawide edges ahead with a 9.2/10 vs 9.0/10. 49" 5120x1440 240Hz, 1000R curve, QLED, G-Sync, dual-QHD. The super ultrawide. That said, the Acer Predator XB273U GX 27-inch 270Hz IPS is worth considering if 27" 1440p 270Hz IPS, 1ms, AGILE-Splendor IPS, G-Sync, built-in USB hub. Acer's high-refresh flagship. Check the current price on Amazon →

Pros & Cons Side by Side

Acer Predator XB273U GX 27-inch 270Hz IPS

270Hz at 1440p bridges the gap between 240Hz and 360Hz without OLED premium
AGILE-Splendor IPS delivers 98% DCI-P3 alongside high refresh rate
G-Sync certification with integrated module — full variable refresh support
Built-in 4-port USB hub reduces cable clutter on gaming desks
Acer's value positioning delivers 270Hz 1440p below ASUS ROG and Dell Alienware equivalents

270Hz is incremental over 240Hz — noticeable only at very high skill levels
G-Sync adds cost premium over FreeSync alternatives for same visual result
Acer brand less prestigious than ASUS ROG or Alienware in premium gaming gear community

Samsung Odyssey G9 49-inch Super Ultrawide

49-inch 32:9 super ultrawide equals two 27-inch QHD monitors side by side with no bezel gap
1000R aggressive curve wraps the display around your field of view for total immersion
240Hz at 5120x1440 delivers smooth high-refresh gaming across the vast canvas
QLED quantum dot colour with 1000 nits peak brightness for vivid HDR
Replaces a dual-monitor setup for productivity with seamless single-screen workflow

£1,000+ and requires a powerful GPU to drive 5120x1440 at 240Hz
Enormous footprint requires a deep, wide desk
Not all games support 32:9 aspect ratio natively

FAQ

Which is better, Acer Predator XB273U GX 27-inch or Samsung Odyssey G9 49-inch?

Is the Acer Predator XB273U GX 27-inch worth the extra cost?

The Samsung Odyssey G9 49-inch Super Ultrawide matches or exceeds it at a potentially lower price point.

Who is the Acer Predator XB273U GX 27-inch best suited to?

27" 1440p 270Hz IPS, 1ms, AGILE-Splendor IPS, G-Sync, built-in USB hub. Acer's high-refresh flagship.

Who is the Samsung Odyssey G9 49-inch best suited to?

49" 5120x1440 240Hz, 1000R curve, QLED, G-Sync, dual-QHD. The super ultrawide.

What are the main downsides of each?

Acer Predator XB273U GX 27-inch 270Hz IPS: 270Hz is incremental over 240Hz — noticeable only at very high skill levels; G-Sync adds cost premium over FreeSync alternatives for same visual result. Samsung Odyssey G9 49-inch Super Ultrawide: £1,000+ and requires a powerful GPU to drive 5120x1440 at 240Hz; Enormous footprint requires a deep, wide desk.

Do owner ratings agree with our verdict?

Largely, yes — Acer Predator XB273U GX 27-inch 270Hz IPS sits at 4.5★ from 3,200 verified Amazon owners, and Samsung Odyssey G9 49-inch Super Ultrawide at 4.5★ from 6,800.

As an Amazon Associate we earn from qualifying purchases. Links below are affiliate links.