The catch
MSI MPG 32-inch 4K QD-OLED Gaming Monitor
Lamps and windows show up in the glossy panel more than they do on matte gaming screens.
Side by side
ASUS is the pick if Dolby Vision, optical audio or a faster USB hub matters to you. MSI takes 32 mm less desk depth and gives you 30 mm more height adjustment. 4K 240Hz gaming, 90-watt laptop charging and KVM switching come with both.
Before you buy
MSI is 32 mm shallower on the supplied stands. That leaves about 1.26 inches more space between the front of the stand and your keyboard on a narrow desk.
Where this comes from
Subtract 242 from 274 and you get 32 mm. Measured against ASUS, 32 divided by 274 is 11.7%. Monitor arms and cable clearance behind the display are left out of this comparison.
The catch
Lamps and windows show up in the glossy panel more than they do on matte gaming screens.
The catch
Part of the premium price pays for desk features a single gaming PC may never touch.


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See how MSI 321URX and ASUS PG32UCDM compare on desk depth, USB speed, Dolby Vision, optical audio and use with two computers.
Begin with what is already on your desk. ASUS brings audio and USB options, and MSI’s supplied stand has more room to move and takes less desk depth.
Day to day
When an external editing drive stays in the monitor hub, ASUS’s USB 3.2 route suits it better than MSI’s USB 2.0 hub. Its manual does limit the USB 3.2 Type-C bandwidth setting to 4K 144Hz with DSC, though. Choose ASUS if that work-mode trade-off is acceptable. Choose MSI if the drive connects directly to the computer and its hub only has to handle controls.
USB 2.0 downstream ports are listed for MPG 321URX. PG32UCDM documents USB 3.2 and the stated Type-C video limit. Neither port rating predicts the editing throughput you will get.
If a laptop needs 90W, PG32UCDM’s charging setting becomes part of the picture setup. According to the manual, choosing 90W limits the maximum brightness setting to 65. Choose that arrangement if it suits the room, or keep a separate laptop charger if you need the unrestricted setting range. MSI still needs its own source and charging check, so this ASUS limitation does not establish a measured brightness winner.
Charging choices of 65W and 90W appear in the ASUS manual, which links 90W to maximum brightness setting 65. That is a control value and not 65 nits or a measured luminance reduction.
Which one fits
Each has a flat 31.5-inch 4K QD-OLED panel running at up to 240Hz. Producing the frames is still up to your computer.
ASUS needs 274 mm of depth, while the supplied MSI stand needs 242 mm.
The hub on ASUS is USB 3.2 Gen 1. MSI uses USB 2.0, which is adequate for a keyboard and mouse but holds back faster peripherals.
MSI does not list an optical S/PDIF output, but ASUS does.
With current firmware, ASUS supports Dolby Vision. The source device and playback path need to support it too, so confirm that.
KVM switching and up to 90 watts of USB-C power come with both. See whether 90 watts covers your laptop under load.
In practice
MSI is 32 mm shallower on the supplied stands. That leaves about 1.26 inches more space between the front of the stand and your keyboard on a narrow desk.
Subtract 242 from 274 and you get 32 mm. Measured against ASUS, 32 divided by 274 is 11.7%. Monitor arms and cable clearance behind the display are left out of this comparison.
Its 110 mm height range travels 30 mm more than ASUS. It also swivels 30 degrees each way, compared with 15 degrees. That helps when desk height or a shared viewing position makes the supplied stand matter.
Manufacturer stand adjustment ranges are what the calculation uses. The absolute top or bottom screen height is not inferred from them.
Once those two peripherals are plugged in, MSI has no USB-A port left over. ASUS keeps one free, and its USB 3.2 Gen 1 hub suits an external SSD or other faster device better.
ASUS lists three USB-A ports and MSI lists two. The remaining-port calculation assumes each peripheral takes one USB-A port.
The advertised USB-C charging power stays the same if you move to ASUS. If your laptop needs more than 90 watts under load, plan on its own charger with either monitor.
USB-C power delivery up to 90 watts is listed in both official specification tables. That is a power limit and not a claim about every laptop connection mode.

MSI, MPG 321URX QD-OLED
Built for a mixed gaming desk, this MSI has a 240Hz 4K QD-OLED panel, USB-C charging, a KVM and a compact stand.

ASUS, PG32UCDM
This flat 4K QD-OLED handles 240Hz gaming and brings a 90-watt USB-C port and a KVM, suiting a high-end desk for mixed PC use.
Spec by spec
| Spec | MSI MPG 32-inch 4K QD-OLED Gaming Monitor | ASUS ROG Swift OLED 32-inch 4K Gaming Monitor | In practice |
|---|---|---|---|
| Depth with supplied stand | 242 mm | 274 mm | With MSI, 32 mm more desk depth is left for your keyboard and hands. |
| Height adjustment | 110 mm | 80 mm | MSI offers a further 30 mm of vertical adjustment before an arm is needed. |
| Swivel each way | 30 degrees | 15 degrees | MSI turns farther when you face a second chair or desk position. |
| USB-A hub | Two USB 2.0 ports | Three USB 3.2 Gen 1 ports | A further peripheral port and a faster data connection come with ASUS. |
| Optical audio | No optical output listed | Optical S/PDIF output | No separate extractor is needed to connect ASUS to compatible older audio equipment. |
| HDR formats | HDR10 | HDR10 and Dolby Vision | Dolby Vision is only worth something with a compatible source and content. |
| Laptop charging and switching | Up to 90W USB-C and KVM | Up to 90W USB-C and KVM | Choosing one over the other cannot be justified by these shared desk features. |
Trade-offs
By the numbers
What we found across the computer monitors we compare, plus the checked facts behind each finding.
| Product | Needs it meets | Facts we checked | Sources |
|---|---|---|---|
| MSI MPG 32-inch 4K QD-OLED Gaming Monitor |
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| ASUS ROG Swift OLED 32-inch 4K Gaming Monitor |
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Ready to buy
Open either model on Amazon for the current price, customer reviews and delivery options.

The supplied stand needs to be shallower to fit your desk
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Your content is Dolby Vision compatible
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