Product Chart / Monitors / MSI MAG 321CUP QD-OLED
vs
LG UltraGear 39GX900A-B

MSI MAG 321CUP QD-OLED vs LG UltraGear 39GX900A-B

vs
MSI MAG 321CUP QD-OLED LG UltraGear 39GX900A-B
31.5
Size
 39
QD-OLED
Technology
 OLED
3840
Resolution X
 3440
2160
Resolution Y
 1440
165
Refresh Rate
 240
0.03
Response Time
 0.03
250
Brightness
 275
1500000
Contrast Ratio
 1500000
178
Viewing Angle
 178
No
Speakers
 Yes
Yes
Headphone Out
 Yes
Glossy
Surface
 Matte
No
Touchscreen
 No
Yes
Curved
 Yes
Yes
HDMI
 Yes
No
VGA
 No
No
DVI
 No
Yes
Display Port
 Yes
Yes
USB-C
 Yes
Yes
Vesa Mountable
 Yes
Yes
Freesync
 Yes
Yes
G-Sync
 Yes
Yes
HDR
 Yes
17.64
Weight
 25.35
$699.99
Price
 $899.99
Prices as of Sep 8, 2026, 15:06 PST and Sep 7, 2026, 23:05 PST - Details
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