When you buy through our links, we may earn a commission. Learn more ›
Wiki Shopping
Wiki Shopping
TipsLearnAbout
Wiki Shopping

Monitors under $400

All monitors

2 monitors under $400 from LG, ASUS, Dell and more. Prices run $380 to $399.

All filtersFilters (1)×
Panel: OLED  ×Clear all
BrandLG1Samsung1
Size27-inch2
ResolutionQHD 1440p2
Refresh240Hz2
PanelIPS21VA4OLED2
Height-adjustable standHeight-adjustable stand2
Pivots to portraitPivots to portrait2
DCI-P3 coverage98.51
Adaptive sync (FreeSync or G-Sync)Adaptive sync (FreeSync or G-Sync)1
Response time1 ms or less2
HDRHDR2
Clear allShow 2 monitors
Panel: OLED  ×2 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

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

Before you buy

Other price ranges

Docking Stations1,252Drive Enclosures455Keyboards1,587Mice628Webcams553Binoculars228Network Cables1,382Cameras2,556PC Cases264Chromebooks196CPU Coolers393Processors247

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

Related product types

Monitors under $250142Monitors under $200136Monitors under $15093Monitors under $30092Monitors under $10049Monitors under $7521Monitors under $50020Monitors under $60014Monitors under $70014Monitors under $5012

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