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AOC 27G4X vs ViewSonic VG1655: Comparison
AOC 27G4X vs ViewSonic VG1655: the response time difference
Response time is where these two genuinely part company, AOC 27G4X 1 ms against ViewSonic VG1655 6.5 ms, a 550% lead for AOC 27G4X. Refresh rate runs the same way, 180 Hz on the AOC 27G4X versus 60 Hz on the ViewSonic VG1655, another win for AOC 27G4X. Add max refresh rate to that, 180 Hz on the AOC 27G4X versus 60 Hz on the ViewSonic VG1655, and the pattern holds. AOC 27G4X also leads on screen size, 27 in on the AOC 27G4X versus 15.6 in on the ViewSonic VG1655.
AOC 27G4X vs ViewSonic VG1655: which one fits your build
The AOC 27G4X suits extreme budget-conscious gamers and first-time QHD high-refresh upgraders, though it is not the pick for buyers wanting real HDR contrast and anyone wanting a fully adjustable stand. The ViewSonic VG1655 is the one to take for IT teams standardizing portable monitors across a hybrid workforce and home desk users wanting VESA monitor arm compatibility, though it is not built for users who want touchscreen input and gamers or high refresh rate seekers. Our rating of the AOC 27G4X (7.6/10): an aggressively priced high-refresh QHD monitor that delivers solid core gaming performance without extra frills. Our rating of the ViewSonic VG1655 (7.2/10): A dependable, VESA-friendly business portable monitor, best suited to fleet purchases and hybrid desk setups.
What AOC 27G4X and ViewSonic VG1655 have in common
The common ground is wider than the gap: resolution, native resolution, panel type, aspect ratio and curved are identical here. They match on 3 further specifications as well.
Frequently asked questions
Do the AOC 27G4X and ViewSonic VG1655 differ on response time gtg?
Yes. Response Time GtG reads 1 ms on the AOC 27G4X versus 6.5 ms on the ViewSonic VG1655.
Is the Panel Coating the same on the AOC 27G4X and ViewSonic VG1655?
It is. Both are listed at Matte anti-glare, so it is not a reason to pick one over the other.
Specs and benchmarks
Panel Type
- AOC 27G4X
- IPS
- ViewSonic VG1655
- IPS
Brand
- AOC 27G4X
- AOC
- ViewSonic VG1655
- ViewSonic
Model Number
- AOC 27G4X
- 27G4X
- ViewSonic VG1655
- VG1655
Screen Size
- AOC 27G4X
- 27 inBest
- ViewSonic VG1655
- 15.6 in-42%
Resolution
- AOC 27G4X
- 1920 x 1080 (Full HD)
- ViewSonic VG1655
- 1920 x 1080 (Full HD)
Aspect Ratio
- AOC 27G4X
- 16:9
- ViewSonic VG1655
- 16:9
Refresh Rate
- AOC 27G4X
- 180 HzBest
- ViewSonic VG1655
- 60 Hz-67%
Response Time
- AOC 27G4X
- 1 msBest
- ViewSonic VG1655
- 6.5 ms-550%
Adaptive Sync
- AOC 27G4X
- Adaptive-Sync, NVIDIA G-Sync Compatible
- ViewSonic VG1655
- None
HDR Support
- AOC 27G4X
- Yes
- ViewSonic VG1655
- No
Curved
- AOC 27G4X
- No
- ViewSonic VG1655
- No
Panel Coating
- AOC 27G4X
- Matte anti-glare
- ViewSonic VG1655
- Matte anti-glare
Native Resolution
- AOC 27G4X
- 1920x1080
- ViewSonic VG1655
- 1920x1080
Screen Curvature
- AOC 27G4X
- Flat
- ViewSonic VG1655
- Flat
Max Refresh Rate
- AOC 27G4X
- 180 HzBest
- ViewSonic VG1655
- 60 Hz-67%
Response Time GtG
- AOC 27G4X
- 1 msBest
- ViewSonic VG1655
- 6.5 ms
SDR Brightness
- AOC 27G4X
- 300 nitsBest
- ViewSonic VG1655
- 250 nits
HDMI Version
- AOC 27G4X
- 2.0
- ViewSonic VG1655
- 1.4
Pivot To Portrait
- AOC 27G4X
- Yes
- ViewSonic VG1655
- Yes
Series
- AOC 27G4X
- AOC Gaming 27G4X
- ViewSonic VG1655
- VG1655
Which one should you pick?
Choose AOC 27G4X if you want the higher screen size (27 in vs 15.6 in), the higher refresh rate (180 Hz vs 60 Hz) and the lower response time (1 ms vs 6.5 ms).
Choose ViewSonic VG1655 if you already have it on hand or find it at a lower price.
Price comparison
| Retailer | AOC 27G4X | ViewSonic VG1655 |
|---|---|---|
| Amazon | View on Amazon |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
AOC 27G4X
7.6 / 10 Expert Rating
An aggressively priced high-refresh QHD monitor that delivers solid core gaming performance without extra frills.
ViewSonic VG1655
7.2 / 10 Expert Rating
A dependable, VESA-friendly business portable monitor, best suited to fleet purchases and hybrid desk setups.




