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Monitors under $400

All monitors

4 monitors under $400 from LG, ASUS, Dell and more. Prices run $323 to $399.

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BrandAOC1Dell1LG1Samsung1
Size27-inch224.5-inch134-inch1
ResolutionQHD 1440p23440x14401FHD 1080p1
Refresh100Hz7120Hz660Hz5240Hz4160Hz3180Hz3144Hz2200Hz2
Show all 12165Hz1250Hz1260Hz1320Hz1
PanelOLED2IPS1VA1
Height-adjustable standHeight-adjustable stand3
Pivots to portraitPivots to portrait2
DCI-P3 coverage98.51
Adaptive sync (FreeSync or G-Sync)Adaptive sync (FreeSync or G-Sync)2
Response time1 ms or less3
CurvedCurved1
HDRHDR3
Clear allShow 4 monitors
Refresh: 240Hz  ×4 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
SamsungSpec score 8.7

27-inch, QHD 1440p, 240Hz, OLED

+OLED panel for deep blacks and high contrast
+240Hz refresh rate for very smooth motion
+1 ms response time for quick pixel transitions
$399.99-33%List: $599.99
as of 11/04/2026 07:06 PST - Details
LGSpec score 8.9

27-inch, QHD 1440p, 240Hz, OLED

+OLED panel for deep contrast and black levels
+0.03 ms response time for very fast motion
+240Hz refresh rate for smooth high frame rate play
$379.99
as of 11/03/2026 23:57 PST - Details
AOCSpec score 8.2

34-inch, 3440x1440, 240Hz, VA

+Ultrawide 34-inch screen with 3440x1440 resolution
+240Hz refresh rate for fast-moving games
+VA panel for higher contrast
$322.96
as of 11/04/2026 12:08 PST - Details
DellSpec score 7.6

24.5-inch, FHD 1080p, 240Hz, IPS

+240Hz refresh rate for very smooth motion
+IPS panel for wide viewing angles
+24.5 inch screen size
$399.99
as of 11/04/2026 12:07 PST - Details

Compare specs

monitorSizeResolutionRefreshPanelSpec scorePrice
27-inchQHD 1440p240HzOLED8.7$399.99
as of 11/04/2026 07:06 PST - Details
27-inchQHD 1440p240HzOLED8.9$379.99
as of 11/03/2026 23:57 PST - Details
34-inch3440x1440240HzVA8.2$322.96
as of 11/04/2026 12:08 PST - Details
24.5-inchFHD 1080p240HzIPS7.6$399.99
as of 11/04/2026 12:07 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

Monitors by use

Gaming Monitors1584K Monitors for Work59Monitors for Home and Office62

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