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AOC 27G4X vs ViewSonic TD1655: Comparison
AOC 27G4X vs ViewSonic TD1655: the response time difference
On response time the spread is 550%, AOC 27G4X 1 ms against ViewSonic TD1655 6.5 ms, so AOC 27G4X takes it. AOC 27G4X also leads on refresh rate, 180 Hz on the AOC 27G4X versus 60 Hz on the ViewSonic TD1655. Add max refresh rate to that, 180 Hz on the AOC 27G4X versus 60 Hz on the ViewSonic TD1655, and the pattern holds. Screen size runs the same way, 27 in on the AOC 27G4X versus 15.6 in on the ViewSonic TD1655, another win for AOC 27G4X.
Who each one is for
Buy the AOC 27G4X for extreme budget-conscious gamers and first-time QHD high-refresh upgraders, though it is the wrong buy for buyers wanting real HDR contrast and anyone wanting a fully adjustable stand. The ViewSonic TD1655 is the one to take for users wanting touch input at a larger 15.6-inch size and ViewSonic loyalists wanting a matching secondary display, though it is not built for buyers prioritizing minimum weight over screen size and photographers wanting rear tripod-dock compatibility. The same goes for anyone needing a stand that adjusts to more than two angles. 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 TD1655 (7.4/10): A well-rounded touchscreen portable monitor that beats most rivals on stand flexibility.
Where the two are identical
The common ground is wider than the gap: resolution, native resolution, panel type, aspect ratio and curved are identical here. They match on 2 further specifications as well.
Frequently asked questions
Do the AOC 27G4X and ViewSonic TD1655 differ on response time gtg?
Yes. Response Time GtG reads 1 ms on the AOC 27G4X versus 6.5 ms on the ViewSonic TD1655.
Is the Screen Curvature the same on the AOC 27G4X and ViewSonic TD1655?
It is. Both are listed at Flat, so it is not a reason to pick one over the other.
Specs and benchmarks
Panel Type
- AOC 27G4X
- IPS
- ViewSonic TD1655
- IPS
Brand
- AOC 27G4X
- AOC
- ViewSonic TD1655
- ViewSonic
Model Number
- AOC 27G4X
- 27G4X
- ViewSonic TD1655
- TD1655
Screen Size
- AOC 27G4X
- 27 inBest
- ViewSonic TD1655
- 15.6 in-42%
Resolution
- AOC 27G4X
- 1920 x 1080 (Full HD)
- ViewSonic TD1655
- 1920 x 1080 (Full HD)
Aspect Ratio
- AOC 27G4X
- 16:9
- ViewSonic TD1655
- 16:9
Refresh Rate
- AOC 27G4X
- 180 HzBest
- ViewSonic TD1655
- 60 Hz-67%
Response Time
- AOC 27G4X
- 1 msBest
- ViewSonic TD1655
- 6.5 ms-550%
Adaptive Sync
- AOC 27G4X
- Adaptive-Sync, NVIDIA G-Sync Compatible
- ViewSonic TD1655
- None
HDR Support
- AOC 27G4X
- Yes
- ViewSonic TD1655
- No
Curved
- AOC 27G4X
- No
- ViewSonic TD1655
- No
Panel Coating
- AOC 27G4X
- Matte anti-glare
- ViewSonic TD1655
- Glossy
Native Resolution
- AOC 27G4X
- 1920x1080
- ViewSonic TD1655
- 1920x1080
Screen Curvature
- AOC 27G4X
- Flat
- ViewSonic TD1655
- Flat
Max Refresh Rate
- AOC 27G4X
- 180 HzBest
- ViewSonic TD1655
- 60 Hz-67%
Response Time GtG
- AOC 27G4X
- 1 msBest
- ViewSonic TD1655
- 6.5 ms
SDR Brightness
- AOC 27G4X
- 300 nitsBest
- ViewSonic TD1655
- 250 nits
HDMI Version
- AOC 27G4X
- 2.0
- ViewSonic TD1655
- 1.4
Pivot To Portrait
- AOC 27G4X
- Yes
- ViewSonic TD1655
- Yes
Series
- AOC 27G4X
- AOC Gaming 27G4X
- ViewSonic TD1655
- TD1655
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 TD1655 if you already have it on hand or find it at a lower price.
Price comparison
| Retailer | AOC 27G4X | ViewSonic TD1655 |
|---|---|---|
| Amazon | View on Amazon | |
| B&H Photo | View on B&H Photo |
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 TD1655
7.4 / 10 Expert Rating
A well-rounded touchscreen portable monitor that beats most rivals on stand flexibility.




