AOC 22B40HM 21″ 120Hz Monitor

21 inch · 1920 x 1080 · 120 Hz · VA

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Screen size 21 inch
Resolution 1920 x 1080
Refresh rate 120 Hz
Panel VA
Response time 4 ms

AOC 22B40HM 21″ 120Hz Monitor is a 21-inch monitor with 1920 x 1080 resolution, a 120 Hz refresh rate and VA panel. Fine for work and everyday use; for fast shooters look at 144 Hz and up. It came out in 2026.

Released: 2026-05-21

Specifications

Key specs

Screen size: 21 inch
Resolution: 1920 x 1080
Refresh rate: 120 Hz
Panel: VA
Response time: 4 ms
Released: 2026-05-21
Part number: 22B40HM
EAN / UPC: 6973985233982

Display

Display diagonal: 54.5 cm (21.4")
Display resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LCD
Panel type: VA
LED backlight: Yes
Backlight type: W-LED
Display brightness (typical): 250 cd/m²
Response time: 4 ms
Response time measurement type: GTG (Gray to Gray)
Response time (MPRT): 1 ms
Screen shape: Flat
Contrast ratio (typical): 3500:1
Contrast ratio (dynamic): 20000000:1
Maximum refresh rate: 120 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Pixel pitch: 0.2493 x 0.2493 mm

Performance

Flicker-free technology: Yes
Low Blue Light technology: Yes

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Design

Market positioning: Office
Product colour: Black

Ports & interfaces

VGA (D-Sub) ports quantity: 1
HDMI: Yes
HDMI ports quantity: 1
HDMI version: 1.4
HDCP: Yes
HDCP version: 1.4

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Tilt adjustment: Yes
Tilt angle range: -5 - 23°

Power

Power consumption (typical): 15 W
Power consumption (standby): 0.3 W
Power consumption (off): 0.3 W
AC adapter output voltage: 19 V
Power supply type: External

Weight & dimensions

Width (with stand): 493.1 mm
Depth (with stand): 151.4 mm
Height (with stand): 375.1 mm
Weight (with stand): 2.02 kg
Width (without stand): 493.1 mm
Depth (without stand): 36.3 mm
Height (without stand): 284.9 mm
Weight (without stand): 1.78 kg

Other features

Compliance certificates: CE
Certification: RoHs compliant

Check the manufacturer's page before buying.

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About this product

21.5" VA FHD monitor with a 120Hz max refresh rate for smooth, comfortable everyday viewing. The AOC 22B40HM combines sharp Full HD clarity, a high-contrast VA panel, and a smooth 120Hz max refresh rate for comfortable everyday viewing. Eye-care features help reduce strain during long sessions, while HDMI and VGA provide broad compatibility. Its frameless design, VESA support, and intuitive controls create a clean, flexible setup for work, study, and entertainment.

Datasheet (PDF)

22B40HM vs similar monitors

	AOC 22B40HM 21″ 120Hz Monitor	Philips V Line 221V8LB3/57 22″ 120Hz Monitor	AOC 25B40HM 25″ 100Hz Monitor	AOC B3 22B30HM2 22″ 100Hz Monitor
Screen size	21 inch	22 inch	25 inch	22 inch
Resolution	1920 x 1080	1920 x 1080	1920 x 1080	1920 x 1080
Refresh rate	120 Hz	120 Hz	100 Hz	100 Hz
Panel	VA	VA	VA	VA
Response time	4 ms	4 ms	4 ms	4 ms
Released	2026	2026	2026	2026