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Acer Predator XB273U GX vs LG UltraFine 32UN880-B: Comparison
What is the difference between Acer Predator XB273U GX and LG UltraFine 32UN880-B?
Start with refresh rate, because it is the widest measured gap between them: Acer Predator XB273U GX 240 Hz against LG UltraFine 32UN880-B 60 Hz, 75% in favour of Acer Predator XB273U GX. LG UltraFine 32UN880-B also leads on screen size, 27 in on the Acer Predator XB273U GX versus 31.5 in on the LG UltraFine 32UN880-B.
Who each one is for
The Acer Predator XB273U GX is the one to take for competitive players wanting to measure and tune system latency and NVIDIA Reflex-compatible GPU and peripheral owners, though it is the wrong buy for content creators needing wide color gamut and AMD GPU users who can't use Reflex Latency Analyzer. Buy the LG UltraFine 32UN880-B for standing-desk users wanting full height and angle adjustment and laptop users wanting single-cable 4K with charging, though it is not the pick for colorists needing wide-gamut precision and gamers wanting high refresh rates. It also earns its place with buyers who want to reclaim desk space from a traditional stand. Our rating of the Acer Predator XB273U GX (8.3/10): A speed-focused esports monitor whose latency analyzer tooling stands out in a crowded 1440p gaming segment. Our rating of the LG UltraFine 32UN880-B (8.1/10): A strong ergonomic pick for 4K desk setups where flexible positioning matters as much as image quality.
What Acer Predator XB273U GX and LG UltraFine 32UN880-B have in common
Where they agree, they agree completely, panel type, hdr support, hdr formats and aspect ratio included, so the decision does not turn on any of those.
Frequently asked questions
Do the Acer Predator XB273U GX and LG UltraFine 32UN880-B differ on resolution?
Yes. Resolution reads 2560 x 1440 on the Acer Predator XB273U GX versus 3840 x 2160 on the LG UltraFine 32UN880-B.
Specs and benchmarks
Panel Type
- Acer Predator XB273U GX
- IPS
- LG UltraFine 32UN880-B
- IPS
Brand
- Acer Predator XB273U GX
- Acer
- LG UltraFine 32UN880-B
- LG
Model Number
- Acer Predator XB273U GX
- XB273U GX
- LG UltraFine 32UN880-B
- 32UN880-B
Screen Size
- Acer Predator XB273U GX
- 27 in-14%
- LG UltraFine 32UN880-B
- 31.5 inBest
Resolution
- Acer Predator XB273U GX
- 2560 x 1440 (QHD)
- LG UltraFine 32UN880-B
- 3840 x 2160 (4K UHD)
Aspect Ratio
- Acer Predator XB273U GX
- 16:9
- LG UltraFine 32UN880-B
- 16:9
Refresh Rate
- Acer Predator XB273U GX
- 240 HzBest
- LG UltraFine 32UN880-B
- 60 Hz-75%
Response Time
- Acer Predator XB273U GX
- 1 msBest
- LG UltraFine 32UN880-B
- 5ms (GtG)
Adaptive Sync
- Acer Predator XB273U GX
- NVIDIA G-Sync Compatible
- LG UltraFine 32UN880-B
- AMD FreeSync
HDR Support
- Acer Predator XB273U GX
- Yes
- LG UltraFine 32UN880-B
- Yes
Native Resolution
- Acer Predator XB273U GX
- 2560x1440
- LG UltraFine 32UN880-B
- 3840x2160
Series
- Acer Predator XB273U GX
- Predator
- LG UltraFine 32UN880-B
- UltraFine Ergo
HDR Formats
- Acer Predator XB273U GX
- HDR10
- LG UltraFine 32UN880-B
- HDR10
Which one should you pick?
Choose Acer Predator XB273U GX if you want the higher refresh rate (240 Hz vs 60 Hz) and the lower response time (1 ms vs 5ms (GtG)).
Choose LG UltraFine 32UN880-B if you want the higher screen size (31.5 in vs 27 in).
Verdict
Acer Predator XB273U GX
8.3 / 10 Expert Rating
A speed-focused esports monitor whose latency analyzer tooling stands out in a crowded 1440p gaming segment.
LG UltraFine 32UN880-B
8.1 / 10 Expert Rating
A strong ergonomic pick for 4K desk setups where flexible positioning matters as much as image quality.




