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Monitors: 1 Ms or Less

All monitors

3 monitors: 1 ms or less from ASUS, Acer, LG and more. Prices run $350 to $589.

All filtersFilters (2)×
Refresh: 320Hz  ×Response time: 1 ms or less  ×Clear all
BrandAOC2KTC1
Size27-inch3
Resolution4K UHD2QHD 1440p1
Refresh180Hz25240Hz21165Hz15200Hz15120Hz13160Hz12144Hz11320Hz3
Show all 20100Hz2162Hz2220Hz2260Hz2280Hz2300Hz272Hz275Hz2175Hz1210Hz1250Hz1360Hz1
PanelIPS1
USB-C inputUSB-C input1
Height-adjustable standHeight-adjustable stand2
Pivots to portraitPivots to portrait2
DCI-P3 coverage99 and up1
Adaptive sync (FreeSync or G-Sync)Adaptive sync (FreeSync or G-Sync)3
Response time1 ms or less3
HDRHDR3
PriceUnder $4001Under $6001$150 & above2$200 & above2$300 & above2$500 & above1
Clear allShow 3 monitors
Refresh: 320Hz  ×Response time: 1 ms or less  ×3 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
AOCSpec score 8.8

27-inch, 4K UHD, 320Hz, 1 ms or less

+4K resolution on a 27-inch screen
+320Hz refresh rate for fast-moving games
+Adaptive sync for smoother gaming
−Mini-LED dual mode trades resolution for refresh rate
$349.99
as of 11/04/2026 12:08 PST - Details
AOCSpec score 7.7

27-inch, QHD 1440p, 320Hz, IPS

+320Hz refresh rate for fast-moving games
+IPS panel for wide viewing angles
+Adaptive sync for smoother gaming
No price recorded yet.
KTCSpec score 9.3

27-inch, 4K UHD, 320Hz, 1 ms or less

+320Hz refresh: only 1 of 135 here have a higher refresh
+4K UHD: only 1 of 132 here have a higher resolution
$589.99
as of 11/04/2026 16:11 PST - Details

Compare specs

monitorSizeResolutionRefreshPanelResponse timeSpec scorePrice
27-inch4K UHD320Hz1 ms or less8.8$349.99
as of 11/04/2026 12:08 PST - Details
27-inchQHD 1440p320HzIPS1 ms or less7.7No current price
27-inch4K UHD320Hz1 ms or less9.3$589.99
as of 11/04/2026 16:11 PST - Details

Before you buy

Other Response time options

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Popular filters

IPS Monitors255USB-C Monitors186Monitors with Adaptive Sync (FreeSync Or G-Sync)179FHD 1080p Monitors177Monitors with HDR145Monitors under $25014227-Inch Monitors140Monitors under $200137

Monitors by use

Gaming Monitors1644K Monitors for Work60Monitors for Home and Office62

Related product types

Monitors: 4 to 5 Ms21

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.