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Acer Predator XB273U vs BenQ MOBIUZ EX321UX: Comparison
Acer Predator XB273U vs BenQ MOBIUZ EX321UX refresh rate compared
On refresh rate the spread is 13%, Acer Predator XB273U 165 Hz against BenQ MOBIUZ EX321UX 144 Hz, so Acer Predator XB273U takes it. Acer Predator XB273U also leads on max refresh rate, 165 Hz on the Acer Predator XB273U versus 144 Hz on the BenQ MOBIUZ EX321UX. BenQ MOBIUZ EX321UX also leads on screen size, 27 in on the Acer Predator XB273U versus 31.5 in on the BenQ MOBIUZ EX321UX.
Acer Predator XB273U vs BenQ MOBIUZ EX321UX: which one fits your build
Buy the Acer Predator XB273U for gamers wanting reliable QHD performance at 170Hz and buyers who value sturdy build quality, though it is the wrong buy for buyers wanting USB-C connectivity and minimalist desk aesthetics. The BenQ MOBIUZ EX321UX is the one to take for HDR movie and game enthusiasts wanting real peak brightness and buyers who want good built-in speakers without external audio gear, though it is not built for esports players wanting 240Hz or higher and dark-room OLED purists. Our rating of the Acer Predator XB273U (8.1/10): A solid, no-surprises 27-inch QHD gaming monitor that competes well against the segment's established favorites. Our rating of the BenQ MOBIUZ EX321UX (8.5/10): A bright, well-rounded 4K Mini-LED gaming monitor whose HDR performance and audio stand out from typical gaming displays.
Where the two are identical
The common ground is wider than the gap: panel type, response time, response time gtg, hdr support and hdr formats are identical here. They match on 6 further specifications as well.
Frequently asked questions
Do the Acer Predator XB273U and BenQ MOBIUZ EX321UX differ on resolution?
Yes. Resolution reads 2560 x 1440 on the Acer Predator XB273U versus 3840 x 2160 on the BenQ MOBIUZ EX321UX.
Is the Panel Technology the same on the Acer Predator XB273U and BenQ MOBIUZ EX321UX?
It is. Both are listed at IPS, so it is not a reason to pick one over the other.
Specs and benchmarks
Panel Type
- Acer Predator XB273U
- IPS
- BenQ MOBIUZ EX321UX
- IPS
Brand
- Acer Predator XB273U
- Acer
- BenQ MOBIUZ EX321UX
- BenQ
Model Number
- Acer Predator XB273U
- XB273U GS
- BenQ MOBIUZ EX321UX
- EX321UX
Screen Size
- Acer Predator XB273U
- 27 in-14%
- BenQ MOBIUZ EX321UX
- 31.5 inBest
Resolution
- Acer Predator XB273U
- 2560 x 1440 (QHD)
- BenQ MOBIUZ EX321UX
- 3840 x 2160 (4K UHD)
Panel Technology
- Acer Predator XB273U
- IPS
- BenQ MOBIUZ EX321UX
- IPS
Aspect Ratio
- Acer Predator XB273U
- 16:9
- BenQ MOBIUZ EX321UX
- 16:9
Refresh Rate
- Acer Predator XB273U
- 165 HzBest
- BenQ MOBIUZ EX321UX
- 144 Hz-13%
Response Time
- Acer Predator XB273U
- 1 ms
- BenQ MOBIUZ EX321UX
- 1 ms
Adaptive Sync
- Acer Predator XB273U
- NVIDIA G-Sync Compatible
- BenQ MOBIUZ EX321UX
- AMD FreeSync Premium Pro
HDR Support
- Acer Predator XB273U
- Yes
- BenQ MOBIUZ EX321UX
- Yes
Curved
- Acer Predator XB273U
- No
- BenQ MOBIUZ EX321UX
- No
Native Resolution
- Acer Predator XB273U
- 2560x1440
- BenQ MOBIUZ EX321UX
- 3840x2160
Screen Curvature
- Acer Predator XB273U
- Flat
- BenQ MOBIUZ EX321UX
- Flat
Max Refresh Rate
- Acer Predator XB273U
- 165 HzBest
- BenQ MOBIUZ EX321UX
- 144 Hz-13%
Response Time GtG
- Acer Predator XB273U
- 1 ms
- BenQ MOBIUZ EX321UX
- 1 ms
VRR Standard
- Acer Predator XB273U
- G-Sync Compatible
- BenQ MOBIUZ EX321UX
- FreeSync Premium Pro
HDR Certification
- Acer Predator XB273U
- DisplayHDR 400
- BenQ MOBIUZ EX321UX
- DisplayHDR 1000
SDR Brightness
- Acer Predator XB273U
- 400 nits
- BenQ MOBIUZ EX321UX
- 700 nitsBest
Native Contrast Ratio
- Acer Predator XB273U
- 1000:1
- BenQ MOBIUZ EX321UX
- 1000:1
DCI-P3 Coverage
- Acer Predator XB273U
- 95 %
- BenQ MOBIUZ EX321UX
- 99 %
Height Adjustment Range
- Acer Predator XB273U
- 115 mm
- BenQ MOBIUZ EX321UX
- 100 mmBest
VESA Mount Pattern
- Acer Predator XB273U
- 100x100
- BenQ MOBIUZ EX321UX
- 100x100
Series
- Acer Predator XB273U
- Predator XB273U
- BenQ MOBIUZ EX321UX
- MOBIUZ
Color Gamut
- Acer Predator XB273U
- 95% DCI-P3
- BenQ MOBIUZ EX321UX
- 99% DCI-P3, 99% Adobe RGB
HDR Formats
- Acer Predator XB273U
- HDR10
- BenQ MOBIUZ EX321UX
- HDR10
Which one should you pick?
Choose Acer Predator XB273U if you want the higher refresh rate (165 Hz vs 144 Hz), the lower response time (1 ms vs 1 ms) and the higher max refresh rate (165 Hz vs 144 Hz).
Choose BenQ MOBIUZ EX321UX if you want the higher screen size (31.5 in vs 27 in).
Verdict
Acer Predator XB273U
8.1 / 10 Expert Rating
A solid, no-surprises 27-inch QHD gaming monitor that competes well against the segment's established favorites.
BenQ MOBIUZ EX321UX
8.5 / 10 Expert Rating
A bright, well-rounded 4K Mini-LED gaming monitor whose HDR performance and audio stand out from typical gaming displays.




