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Monitors under $400

All monitors

21 monitors under $400 from LG, ASUS, Dell and more. Most cost $324 to $379, and half cost less than $350.

Top brands: LG (6)ASUS (5)

LGSpec score 8.9

27-inch, 4K UHD, 180Hz, IPS

+4K UHD resolution for very sharp detail at 27 inches
+Dual mode offers 180Hz at 4K or 360Hz at Full HD
+IPS panel for wide viewing angles
−4K gaming needs a powerful graphics card to reach high frame rates
$399.99-33%List: $599.99
as of 11/03/2026 23:57 PST - Details
SamsungSpec score 8.0

34-inch, QHD 1440p, 100Hz

+34-inch curved ultrawide screen with QHD resolution
+100Hz refresh rate with HDR10 and AMD FreeSync
+Built-in KVM switch and USB-C input
$399.99-32%List: $589.99
as of 11/04/2026 07:06 PST - Details
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
LGSpec score 8.6

34-inch, QHD 1440p, 144Hz

+144Hz refresh rate for smooth motion
+FreeSync Premium adaptive sync support
+USB-C input with 65W power delivery
−Curved screen may not suit every desk setup
$349.99
as of 11/03/2026 23:57 PST - Details
ASUSSpec score 7.9

34-inch, QHD 1440p, 180Hz, 1 ms or less

+Fast 180Hz refresh rate for smooth motion
+Ultrawide 34 inch screen for wide gaming views
+1500R curve for an immersive viewing angle
−Not an IPS panel listed in the specifications
$323.99
as of 11/04/2026 12:10 PST - Details
LGSpec score 7.6

27-inch, QHD 1440p, 160Hz, IPS

+QHD resolution gives sharper detail than Full HD at 27 inches
+160Hz refresh rate for smooth high frame rate play
+Nano IPS panel for wide viewing angles
−Stand does not offer height adjustment or pivot rotation
$365.00
as of 11/03/2026 23:57 PST - Details
DellSpec score 8.3

27-inch, 4K UHD, 120Hz, IPS

+4K UHD resolution for very sharp detail
+IPS panel for wide viewing angles
+USB-C input with 65W power delivery for single-cable laptop charging
$349.97
as of 11/04/2026 14:05 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
ASUSSpec score 7.8

27-inch, QHD 1440p, 260Hz, IPS

+260Hz refresh rate for very smooth motion
+1440p resolution on a 27-inch IPS panel
+HDR support for extended brightness range
$369.99
as of 11/04/2026 12:10 PST - Details
ASUSSpec score 8.0

34-inch, QHD 1440p, 250Hz, 1 ms or less

+Very fast 250Hz refresh rate for smooth motion
+Ultrawide 34 inch screen for wide gaming views
+1500R curve for an immersive viewing angle
$329.99
as of 11/04/2026 12:10 PST - Details
ASUSSpec score 8.0

27-inch, 4K UHD, 160Hz, IPS

+4K resolution on a 27-inch IPS panel
+160Hz refresh rate for smooth gameplay
+G-SYNC adaptive sync reduces screen tearing
$329.00
as of 11/04/2026 12:10 PST - Details
Samsung

32-inch, 4K UHD, VA

+32-inch 4K UHD resolution for sharp detail
+VA panel for deeper blacks than typical IPS panels
+Adaptive sync support for smoother motion
$332.48
as of 11/04/2026 07:06 PST - Details
LGSpec score 8.1

34-inch, QHD 1440p, 160Hz

+160Hz refresh rate for smooth gaming motion
+34-inch ultrawide curved screen
+Adaptive sync support for tear-free play
$368.99-8%List: $399.99
as of 11/03/2026 23:57 PST - Details
AlienwareSpec score 7.9

34-inch, QHD 1440p, 180Hz, 1 ms or less

+Curved 1500R screen for an immersive view
+180Hz refresh rate for smooth gaming motion
+1ms response time for reduced motion blur
−Curved screen may not suit users who prefer flat displays
−34-inch size is large for small desks
$349.99
as of 11/04/2026 12:07 PST - Details
AOCSpec score 9.0

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
G-StorySpec score 7.7

14-inch, 4K UHD, 120Hz, IPS

+Portable design for use with a console
+14 inch IPS panel for wide viewing angles
+4K UHD resolution for sharp detail
−Console not included with the monitor
$369.99
as of 11/04/2026 15:06 PST - Details
KadoSpec score 7.6

34-inch, 3440x1440, 165Hz, 1 ms or less

+Curved 1500R panel for immersive viewing
+Ultrawide 3440x1440 resolution for extra workspace
+165Hz refresh rate for smooth motion
−Large 34-inch footprint for smaller desks
$379.89
as of 11/03/2026 23:42 PST - Details
G-StorySpec score 7.6

15.6-inch, 4K UHD, 60Hz, IPS

+Portable design for use with a console
+15.6 inch IPS panel for wide viewing angles
+4K UHD resolution for sharp detail
−Console not included with the monitor
−Only 60Hz refresh rate, below gaming monitor speeds
$359.99
as of 11/04/2026 15:06 PST - Details
LGSpec score 8.0

34-inch, QHD 1440p, 100Hz

+USB-C input for single-cable connection
+HDR support for richer highlights
+FreeSync adaptive sync support
−Curved screen may not suit every desk setup
$349.99
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
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
27-inch4K UHD180HzIPS8.9$399.99
as of 11/03/2026 23:57 PST - Details
34-inchQHD 1440p100Hz8.0$399.99
as of 11/04/2026 07:06 PST - Details
34-inchQHD 1440p200Hz7.7$319.00
as of 11/04/2026 12:05 PST - Details
34-inchQHD 1440p144Hz8.6$349.99
as of 11/03/2026 23:57 PST - Details
34-inchQHD 1440p180Hz7.9$323.99
as of 11/04/2026 12:10 PST - Details
27-inchQHD 1440p160HzIPS7.6$365.00
as of 11/03/2026 23:57 PST - Details
27-inch4K UHD120HzIPS8.3$349.97
as of 11/04/2026 14:05 PST - Details
27-inchQHD 1440p240HzOLED8.9$379.99
as of 11/03/2026 23:57 PST - Details
27-inchQHD 1440p260HzIPS7.8$369.99
as of 11/04/2026 12:10 PST - Details
34-inchQHD 1440p250Hz8.0$329.99
as of 11/04/2026 12:10 PST - Details

Before you buy

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