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Monitors under $400

All monitors

2 monitors under $400 from LG, ASUS, Dell and more. Prices run $319 to $359.

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BrandAcer1ASUS1
Size34-inch2
ResolutionQHD 1440p2
Refresh100Hz7120Hz660Hz5240Hz4160Hz3180Hz3144Hz2200Hz2
Show all 12165Hz1250Hz1260Hz1320Hz1
PanelVA1
DCI-P3 coverage951
Adaptive sync (FreeSync or G-Sync)Adaptive sync (FreeSync or G-Sync)2
Response time1 ms or less2
CurvedCurved2
HDRHDR1
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Refresh: 200Hz  ×2 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
AcerSpec score 7.7

34-inch, QHD 1440p, 200Hz, 1 ms or less

+34 inch ultrawide curved screen with 3440x1440 resolution
+200Hz refresh rate for fast-moving scenes
+Response time of 1 ms or less
$319.00-9%List: $349.99
as of 11/04/2026 12:05 PST - Details
ASUSSpec score 8.0

34-inch, QHD 1440p, 200Hz, VA

+34-inch ultrawide curved screen for immersive viewing
+3440x1440 resolution for wide desktop space
+200Hz refresh rate in WQHD mode
$359.00
as of 11/04/2026 12:10 PST - Details

Compare specs

monitorSizeResolutionRefreshPanelSpec scorePrice
34-inchQHD 1440p200Hz7.7$319.00
as of 11/04/2026 12:05 PST - Details
34-inchQHD 1440p200HzVA8.0$359.00
as of 11/04/2026 12:10 PST - Details

Before you buy

Other price ranges

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Popular filters

IPS Monitors250USB-C Monitors186FHD 1080p Monitors177Monitors with Adaptive Sync (FreeSync Or G-Sync)173Monitors under $250142Monitors with HDR14027-Inch Monitors137Monitors under $200136

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