MONITORS · YOUR NEXT FACE-OFF

MSI MAG 321CUP QD-OLED vs MSI MAG 321UP QD-OLED X24

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

MSI MAG 321CUP QD-OLED

Global manufacturer model · MAG 321CUP QD-OLED · regional retail SKU not specified

Full product profile Official image

Exact model & source notes

MSI MAG 321CUP QD-OLED in the manufacturer's documented model configuration.

Specifications checked 20 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHAT DIFFERS

165 HzDeclared refresh at the stated panel resolution240 Hz

ACTIVATED RANGE48 ~ 165Hz48~240Hz

Adjustment (Height)0 ~ 100mm0 ~ 110 mm

3 of 19 verified differences, in the order listed below. Not a rating.

See the 19 verified differences

THE CONTENDER

MSI MAG 321UP QD-OLED X24

Global manufacturer model · MAG 321UP QD-OLED X24 · regional retail SKU not specified

Full product profile Official image

Exact model & source notes

MSI MAG 321UP QD-OLED X24 in the manufacturer's documented model configuration.

Specifications checked 20 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

321CUP QD-OLED UK & US retailers

UK & US price history: no verified listing yet

321UP QD-OLED X24 UK & US retailers

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

SPECIFICATIONS SIDE BY SIDE8 topics

SELECTED TOPIC

01 / 08

Max refresh

Maximum manufacturer-listed refresh rate, not measured motion clarity. The port-specific limits below matter; HDMI and DisplayPort can support different modes.

MSI MAG 321CUP QD-OLED165 Hz

Manufacturer specification · Manufacturer refresh row: 165Hz. Dual-mode and signal-frequency ranges are separate source rows; ambiguous mode mappings remain unknown.

Source 1

MSI MAG 321UP QD-OLED X24240 Hz

Manufacturer specification · Manufacturer refresh row: 240Hz. Dual-mode and signal-frequency ranges are separate source rows; ambiguous mode mappings remain unknown.

Source 1

Explore the full specifications

Match the monitor to the connection. Refresh limits depend on the input, cable and source device. Confirm the exact regional ports, stand adjustment and mount. Manufacturer response-time methods such as MPRT and GtG are different; neither the image nor these figures establish an independent motion or colour-quality test.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

19 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.

Declared refresh at the stated panel resolution

In Visual facts

MSI MAG 321CUP QD-OLED165 Hz

MSI MAG 321UP QD-OLED X24240 Hz

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Manufacturer refresh row: 165Hz. Dual-mode and signal-frequency ranges are separate source rows; ambiguous mode mappings remain unknown.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Manufacturer refresh row: 240Hz. Dual-mode and signal-frequency ranges are separate source rows; ambiguous mode mappings remain unknown.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Manufacturer inputs and connections

In Visual facts

MSI MAG 321CUP QD-OLED2x HDMI™ 2.1 (UHD@165Hz) 1x DisplayPort 1.4a 1x Type-C (DP alt.) w/ 15W PD; 1x Headphone-out

MSI MAG 321UP QD-OLED X242x HDMI™ 2.1 (UHD@240Hz) 1x DisplayPort 1.4a (HBR3) 1x Type-C (DP alt.) w/ 15W PD; 1x Headphone-out

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Exact video, audio and USB rows. Versions and mode conditions remain unchanged.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Exact video, audio and USB rows. Versions and mode conditions remain unchanged.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Accessories

In Visual facts

MSI MAG 321CUP QD-OLED1x HDMI™ Cable (2.1), 1x DisplayPort Cable (1.4) 1x Power Cord (C13), 1x Quick Guide, 4x VESA Wall Mount Screw

MSI MAG 321UP QD-OLED X241x DisplayPort Cable (1.4), 1x Power Cord (C13), 1x Quick Guide, 4x VESA Wall Mount Screw, 1x Fiber Cloth, 1x Color Report

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

ACTIVATED RANGE

In Visual facts

MSI MAG 321CUP QD-OLED48 ~ 165Hz

MSI MAG 321UP QD-OLED X2448~240Hz

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Adjustment (Height)

In Visual facts

MSI MAG 321CUP QD-OLED0 ~ 100mm

MSI MAG 321UP QD-OLED X240 ~ 110 mm

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Adjustment (Swivel)

In Visual facts

MSI MAG 321CUP QD-OLED30° to 30°

MSI MAG 321UP QD-OLED X24−30° to 30°

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Show 13 more verified differences

Adobe RGB / DCI-P3 / sRGB

In Visual facts

MSI MAG 321CUP QD-OLED98% / 99% / 138% (CIE1976 Standard)

MSI MAG 321UP QD-OLED X2497% / 99% / 138% (CIE1976 Standard)

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Brightness (nits)

MSI MAG 321CUP QD-OLEDSDR: 250 HDR: 450 (Typ.) (True Black 400 with 10% APL) 1000 (Typ.) (Peak 1000 with 3% APL)

MSI MAG 321UP QD-OLED X24SDR: 300 cd/m2 HDR: 1000 (Peak.)

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Curvature

MSI MAG 321CUP QD-OLEDCurve 1700R

MSI MAG 321UP QD-OLED X24Flat

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Dimension with Stand (W x D x H)

MSI MAG 321CUP QD-OLED714 x 318 x 473 mm (28.1 x 12.5 x 18.6 inch)

MSI MAG 321UP QD-OLED X24719.1 x 241.9 x 483.9 mm (28.3 x 9.5 x 19 inch)

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Dimension without Stand (W x D x H)

MSI MAG 321CUP QD-OLED714 x 123 x 423 mm (28.1 x 4.8 x 16.7 inch)

MSI MAG 321UP QD-OLED X24719.1 x 69.26 x 483.9 mm (28.3 x 2.7 x 19 inch)

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

HDR Support

MSI MAG 321CUP QD-OLEDDisplayHDR True Black 400

MSI MAG 321UP QD-OLED X24VESA DisplayHDR True Black 500

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Note

MSI MAG 321CUP QD-OLEDHDMI™: 3840 x 2160 (Up to 165Hz) DisplayPort: 3840 x 2160 (Up to 165Hz) Type-C: 3840 x 2160 (Up to 165Hz) Support: HDMITM CEC, PIP/PBP; Non Support: KVM

MSI MAG 321UP QD-OLED X24HDMI™: 3840 x 2160 (Up to 240Hz) DisplayPort: 3840 x 2160 (Up to 240Hz) Support: HDMI™ CEC, PIP/PBP; Non Support: KVM

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Panel Size

MSI MAG 321CUP QD-OLED31.5"

MSI MAG 321UP QD-OLED X2431.5”

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Refresh Rate

MSI MAG 321CUP QD-OLED165Hz

MSI MAG 321UP QD-OLED X24240Hz

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Signal Frequency

MSI MAG 321CUP QD-OLED30~390KHz (H) / 48 ~ 165Hz(V)

MSI MAG 321UP QD-OLED X24560.6~562.6 KHz(H) / 48~240 Hz(V)

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Video ports

MSI MAG 321CUP QD-OLED2x HDMI™ 2.1 (UHD@165Hz) 1x DisplayPort 1.4a 1x Type-C (DP alt.) w/ 15W PD

MSI MAG 321UP QD-OLED X242x HDMI™ 2.1 (UHD@240Hz) 1x DisplayPort 1.4a (HBR3) 1x Type-C (DP alt.) w/ 15W PD

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Weight (NW / GW)

MSI MAG 321CUP QD-OLED8.0 kg (17.6 lbs) / 11.3 kg (24.9 lbs)

MSI MAG 321UP QD-OLED X247.7 kg (16.9 lbs) / 12.38 kg (27.2 lbs)

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Check the exact configuration and source conditions for your use.

Dimensions and manufacturer stand basis

MSI MAG 321CUP QD-OLED714 x 318 x 473 mm (28.1 x 12.5 x 18.6 inch)

MSI MAG 321UP QD-OLED X24719.1 x 241.9 x 483.9 mm (28.3 x 9.5 x 19 inch)

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Manufacturer heading: dimension with stand (w x d x h). Original axes and stand basis are retained; no axis or height correction is inferred.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Manufacturer heading: dimension with stand (w x d x h). Original axes and stand basis are retained; no axis or height correction is inferred.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

A size or weight trade-off; it does not establish the better product.

Missing or non-comparable evidence (5)

Adjustment (Pivot)

MSI MAG 321CUP QD-OLEDNot verified

MSI MAG 321UP QD-OLED X24−10° to 10°

Sources

MSI MAG 321CUP QD-OLED

No source recorded for this side.

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Carton Dimension (W X D X H)

MSI MAG 321CUP QD-OLEDConflicting evidence

MSI MAG 321UP QD-OLED X24Conflicting evidence

Sources

MSI MAG 321CUP QD-OLED

The manufacturer's metric and inch dimension tuples disagree beyond the precision of the printed figures: 975 x 185 x 513mm versus 38.4 x 7.2 x 20.2 inch. Neither is silently corrected or selected. · Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

The manufacturer's metric and inch dimension tuples disagree beyond the precision of the printed figures: 975 x 185 x 515mm versus 38.3 x 7.2 x 20.2 inch. Neither is silently corrected or selected. · Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Contrast Ratio

MSI MAG 321CUP QD-OLED1500000:1 (Typ.)

MSI MAG 321UP QD-OLED X241500000:1

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications

One source states less detail or a rounded figure. This is not a verified difference; check the exact configuration.

Frameless Design

MSI MAG 321CUP QD-OLEDYes

MSI MAG 321UP QD-OLED X24Not verified

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Warranty

MSI MAG 321CUP QD-OLED3 years (including panel burn-in)

MSI MAG 321UP QD-OLED X24Not verified

Sources

MSI MAG 321CUP QD-OLED

Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained.

MSI MAG 321CUP QD-OLED — exact manufacturer specifications

MSI MAG 321UP QD-OLED X24

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

19 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

MSI MAG 321CUP QD-OLED

What it brings

The exact manufacturer model identifies the published hardware and connections together with its original image.
Manufacturer source

What to check

Figures are manufacturer claims, with the stated modes and conditions. Regional retail SKU, retailer stock and unstated measurements are not established; conflicting manufacturer dimensions remain unresolved.
Manufacturer source

MSI MAG 321UP QD-OLED X24

What it brings

The exact manufacturer model identifies the published hardware and connections together with its original image.
Manufacturer source

What to check

Figures are manufacturer claims, with the stated modes and conditions. Regional retail SKU, retailer stock and unstated measurements are not established; conflicting manufacturer dimensions remain unresolved.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

43 of 43 specifications Sources in each row

Source-backed specifications for MSI MAG 321CUP QD-OLED and MSI MAG 321UP QD-OLED X24
Specification	MSI MAG 321CUP QD-OLED	MSI MAG 321UP QD-OLED X24

Manufacturer display diagonal Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Exact manufacturer panel-size figure; no diagonal is inferred from the model name. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Exact manufacturer panel-size figure; no diagonal is inferred from the model name. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	31.5 in	31.5 in
Manufacturer panel resolution Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Source heading: panel resolution. Original manufacturer scope and qualifications retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Source heading: panel resolution. Original manufacturer scope and qualifications retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	3840x2160 (UHD)	3840 x 2160 (UHD)
Panel technology Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Source heading: panel type. Original manufacturer scope and qualifications retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Source heading: panel type. Original manufacturer scope and qualifications retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	QD-OLED	QD-OLED
Panel SizeDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	31.5"	31.5”
CurvatureDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	Curve 1700R	Flat
Panel Type Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	QD-OLED	QD-OLED
Panel Resolution Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	3840x2160 (UHD)	3840 x 2160 (UHD)
Pixel Pitch (H x V) Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	0.1814 (H) x 0.1814 (V)	0.1814 (H) x 0.1814 (V)
Aspect Ratio Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	16:9	16:9
Brightness (nits)Different Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	SDR: 250 HDR: 450 (Typ.) (True Black 400 with 10% APL) 1000 (Typ.) (Peak 1000 with 3% APL)	SDR: 300 cd/m2 HDR: 1000 (Peak.)
Contrast Ratio Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	1500000:1 (Typ.)	1500000:1
HDR SupportDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	DisplayHDR True Black 400	VESA DisplayHDR True Black 500
Viewing Angle Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	178°(H) / 178°(V)	178°(H) / 178°(V)
Adobe RGB / DCI-P3 / sRGBDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	98% / 99% / 138% (CIE1976 Standard)	97% / 99% / 138% (CIE1976 Standard)
Surface Treatment Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	Anti-Reflection	Anti-Reflection
Display Colors Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	1.07B, 10 bits	1.07B, 10 bits

Declared refresh at the stated panel resolutionDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Manufacturer refresh row: 165Hz. Dual-mode and signal-frequency ranges are separate source rows; ambiguous mode mappings remain unknown. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Manufacturer refresh row: 240Hz. Dual-mode and signal-frequency ranges are separate source rows; ambiguous mode mappings remain unknown. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	165 Hz	240 Hz
Signal FrequencyDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	30~390KHz (H) / 48 ~ 165Hz(V)	560.6~562.6 KHz(H) / 48~240 Hz(V)
ACTIVATED RANGEDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	48 ~ 165Hz	48~240Hz
Refresh RateDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	165Hz	240Hz
Response time Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	0.03ms (GTG)	0.03ms (GtG)
DYNAMIC REFRESH RATE TECHNOLOGY Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	NVIDIA G-SYNC Compatible AMD FreeSync™ Premium Pro	NVIDIA G-SYNC Compatible AMD FreeSync™ Premium Pro

Manufacturer inputs and connectionsDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Exact video, audio and USB rows. Versions and mode conditions remain unchanged. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Exact video, audio and USB rows. Versions and mode conditions remain unchanged. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	2x HDMI™ 2.1 (UHD@165Hz) 1x DisplayPort 1.4a 1x Type-C (DP alt.) w/ 15W PD; 1x Headphone-out	2x HDMI™ 2.1 (UHD@240Hz) 1x DisplayPort 1.4a (HBR3) 1x Type-C (DP alt.) w/ 15W PD; 1x Headphone-out
Video portsDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	2x HDMI™ 2.1 (UHD@165Hz) 1x DisplayPort 1.4a 1x Type-C (DP alt.) w/ 15W PD	2x HDMI™ 2.1 (UHD@240Hz) 1x DisplayPort 1.4a (HBR3) 1x Type-C (DP alt.) w/ 15W PD
Audio ports Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	1x Headphone-out	1x Headphone-out

Dimensions and manufacturer stand basisDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Manufacturer heading: dimension with stand (w x d x h). Original axes and stand basis are retained; no axis or height correction is inferred. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Manufacturer heading: dimension with stand (w x d x h). Original axes and stand basis are retained; no axis or height correction is inferred. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	714 x 318 x 473 mm (28.1 x 12.5 x 18.6 inch)	719.1 x 241.9 x 483.9 mm (28.3 x 9.5 x 19 inch)
Active Display Area (mm) Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	699.48 (H) x 394.73 (V)	699.48(H) x 394.73(V)
Frameless Design Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 No source recorded.	Yes	Not provided
Adjustment (Tilt) Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	−5° to 15°	−5° to 15°
Adjustment (Swivel)Different Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	30° to 30°	−30° to 30°
Adjustment (Height)Different Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	0 ~ 100mm	0 ~ 110 mm
Kensington Lock Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	Yes	Yes
VESA Mounting Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	100 x 100 mm	100 x 100 mm
Dimension with Stand (W x D x H)Different Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	714 x 318 x 473 mm (28.1 x 12.5 x 18.6 inch)	719.1 x 241.9 x 483.9 mm (28.3 x 9.5 x 19 inch)
Dimension without Stand (W x D x H)Different Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	714 x 123 x 423 mm (28.1 x 4.8 x 16.7 inch)	719.1 x 69.26 x 483.9 mm (28.3 x 2.7 x 19 inch)
Weight (NW / GW)Different Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	8.0 kg (17.6 lbs) / 11.3 kg (24.9 lbs)	7.7 kg (16.9 lbs) / 12.38 kg (27.2 lbs)
Adjustment (Pivot) Sources MSI MAG 321CUP QD-OLED No source recorded. MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	Not provided	−10° to 10°

Power Type Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	Internal Power Board	Internal Power Board
Power Input Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	100~240V, 50/60Hz	100~240V, 50/60Hz

AccessoriesDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	1x HDMI™ Cable (2.1), 1x DisplayPort Cable (1.4) 1x Power Cord (C13), 1x Quick Guide, 4x VESA Wall Mount Screw	1x DisplayPort Cable (1.4), 1x Power Cord (C13), 1x Quick Guide, 4x VESA Wall Mount Screw, 1x Fiber Cloth, 1x Color Report
Warranty Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 No source recorded.	3 years (including panel burn-in)	Not provided

NoteDifferent Sources MSI MAG 321CUP QD-OLED Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	HDMI™: 3840 x 2160 (Up to 165Hz) DisplayPort: 3840 x 2160 (Up to 165Hz) Type-C: 3840 x 2160 (Up to 165Hz) Support: HDMITM CEC, PIP/PBP; Non Support: KVM	HDMI™: 3840 x 2160 (Up to 240Hz) DisplayPort: 3840 x 2160 (Up to 240Hz) Support: HDMI™ CEC, PIP/PBP; Non Support: KVM

Show unverified (1)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Carton Dimension (W X D X H) Sources MSI MAG 321CUP QD-OLED The manufacturer's metric and inch dimension tuples disagree beyond the precision of the printed figures: 975 x 185 x 513mm versus 38.4 x 7.2 x 20.2 inch. Neither is silently corrected or selected. · Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321CUP QD-OLED — exact manufacturer specifications MSI MAG 321UP QD-OLED X24 The manufacturer's metric and inch dimension tuples disagree beyond the precision of the printed figures: 975 x 185 x 515mm versus 38.3 x 7.2 x 20.2 inch. Neither is silently corrected or selected. · Manufacturer specification · Literal manufacturer specification row. Original units, modes, test conditions and supplied-versus-supported scope are retained. MSI MAG 321UP QD-OLED X24 — exact manufacturer specifications	Conflicting sources	Conflicting sources

First product manufacturer source Second product manufacturer source

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Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.