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AOC AGON PRO AG276QZD2 vs MSI MPG 321URX QD-OLED

Product A: AOC

AGON PRO AG276QZD2

93 of 172 known
Change AOC AGON PRO AG276QZD2

Compare the MSI MPG 321URX QD-OLED with

Product B: MSI

MPG 321URX QD-OLED

103 of 172 known
Change MSI MPG 321URX QD-OLED

Compare the AOC AGON PRO AG276QZD2 with

78 of 164 fields differ

Download CSVDownload JSON
  • 36 different values
  • 42 known for one only
  • 36 the same
  • 50 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Pixel densityA: 110.8ppiB: 139.9ppiMSI is 29.1 ppi higher.

Refresh rate per resolution

The best rate over any port. Bars run from 0 to 1200 Hz.

3840 × 2160Native for B
ANot listed
B240Hz
2560 × 1440Native for A
A240Hz
BNot listed

Size, drawn to scale

Front and side. Solid lines show the stand at its lowest. Dashed lines show it at its highest.

Weight

0 to 15 kg

Weight with stand
A6.7kg
B9.6kg
Weight without stand
A5.2kg
B6.7kg
Box weight
A10.35kg
B12.3kg

All 172 fields

Every value links to where we found it.

AAOC AGON PRO AG276QZD2
BMSI MPG 321URX QD-OLED

General

5 of 8 differ
Series
AGON PRO2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026
MPG3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026Exact-model maker introduction expands MPG as MSI Performance Gaming series.
Model numbers
AG276QZD21Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026This record describes original 2024 240 Hz hardware, not later same-name 280 Hz HDMI 2.1 units. Exact 2024 manual pp 33-34 proves HDMI 2.0 and DP 1.4. Later revision needs separate representation.
MPG 321URX QD-OLED, 9S6-3DD29A-011, 3DD27Maker spec sheet (PDF)storage-asset.msi.com/specSheet/sg/monitor/MPG%20321URX%20QD-OLED.pdfRead 8 October 2026Singapore exact-model specification sheet dated 2026-08-06 explicitly gives market name, part number 9S6-3DD29A-011 and hardware model 3DD2. These identifiers describe that regional SKU, not every regional bundle.
GTIN / EAN
69739852319403Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original exact-model maker EAN: 6973985231940. Later 280 Hz hardware EAN is excluded.
4711377184564, 8241423521517Maker spec sheet (PDF)storage-asset.msi.com/specSheet/sg/monitor/MPG%20321URX%20QD-OLED.pdfRead 8 October 2026Exact Singapore sheet identifies EAN and UPC for part 9S6-3DD29A-011. UCC14 identifies the shipping carton and is excluded.
Announced
Not available
1 November 20238Press releasemsi.com/news/detail/MSI-QD-OLED-Gaming-Monitors-Lineup-Expanded-142684Read 8 October 2026Maker press release dated November 1, 2023 explicitly announces MPG 321URX QD-OLED in the flat-panel lineup. Expected January 6 launch in this article refers to its two curved models, not this product.
Status
Not available
Available6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026Dated March 1, 2024 exact-model tested review says the monitor is available. This establishes release, not current store stock.
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$599.992Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026Exact-model US maker launch release dated August 13, 2024 states available now on Amazon for $599.99. This is initial availability price, not a current discount. US tax is excluded.
Not available
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Colours
Black & Grey3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original Cabinet Color row: Black & Grey. Maker name is retained.
Black-Black7Maker spec sheet (PDF)storage-asset.msi.com/specSheet/sg/monitor/MPG%20321URX%20QD-OLED.pdfRead 8 October 2026Maker colour ID 1/Black-Black for part 9S6-3DD29A-011.
Segment
Gaming2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026
Gaming1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026

Display

4 of 12 differ
Screen size
26.5in(67.3 cm)2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026Exact original model maker launch introduction states 26.5 in (67.3 cm). No rounded-unit conversion is used.
31.5in(80 cm)1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Viewable screen diagonal
Not available
Not available
Native resolution
2560 × 1440px1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026
3840 × 2160px1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Aspect ratio
16:93Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
16:91Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Pixel density
110.8ppi
139.9ppi
Pixel pitch
Not available
Not available
Active display area
Width590.42Height333.72mm(23.2 × 13.1 in)1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Manual p33 states scan width 590.42 mm and height 333.72 mm. Published pixel pitch 0.2292 mm does not reconcile with 2560 x 1440. The reason is unstated, so pitch is omitted. No reserve-pixel or rounding explanation is assumed.
Width699.48Height394.73mm(27.5 × 15.5 in)1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Maker published H x V display area. It conflicts with resolution multiplied by the published pixel pitch. The reason is not stated. Pixel pitch is omitted rather than explaining the discrepancy by inference.
Curved
No3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
No1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Curvature radius
Not available
Not available
Screen surface
Glossy4Reviewtechteamgb.co.uk/2024/11/25/the-perfect-monitor-aoc-ag276qzd2-qd-oled-gaming-monitor-reviewRead 5 October 2026Explicit glossy panel description.
Glossy6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026Panel composition section explicitly glossy with anti-reflective treatment.
Anti-reflection coating
Anti-Reflection3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
Anti-Reflection1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Touchscreen
Not available
Not available

Panel

8 of 31 differ
Panel type
QD-OLED2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026
QD-OLED1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Panel type (as published)
QD-OLED2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026
QD-OLED1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Backlight
None (self-emissive)2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026
None (self-emissive)3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
Samsung Display5Reviewdisplayninja.com/aoc-ag276qzd2-reviewRead 5 October 2026Original 240 Hz Image Quality text explicitly identifies Samsung QD-OLED panel. Panel generation is omitted because secondary generation claims conflict.
Samsung Display6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026Introduction explicitly Samsung third-gen QD-OLED.
Panel part number
Not available
Not available
Panel generation
Not available
3rd Gen QD-OLED3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026Maker heading explicitly 3rd Gen QD-OLED Panel. This is panel generation, not monitor-brand generation.
Subpixel layout
Triangular RGB5Reviewdisplayninja.com/aoc-ag276qzd2-reviewRead 5 October 2026Original 240 Hz Image Quality text explicitly states triangular RGB subpixel layout. This is arrangement, not individual emitter shape.
Not available
Colour depth
10bits1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026p 34 maximum display colours 1.07 billion with 10 bpc input conditions. Native implementation not inferred.
10bits1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Published 10 bits and 1.07 B. Implementation is not inferred from the accepted input depth.
Colour depth method
Not available
Not available
Displayable colours
1.07 billion1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026
1.07 billion1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
sRGB coverage
100%3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original exact-model maker table sRGB 100% (CIE 1931).
Not available
DCI-P3 coverage
98.5%3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original exact-model maker table DCI-P3 98.5% (CIE 1976). Stores coverage, with no later 280 Hz revision gamut values transferred.
99%3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026The most Vivid Display explicitly states 99 percent DCI-P3 coverage. Matching manual p 22 footnote CIE 1976. sRGB 138% is volume and omitted.
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes5Reviewdisplayninja.com/aoc-ag276qzd2-reviewRead 5 October 2026Image Quality section explicitly says original 240 Hz model is factory calibrated at Delta E <2. Later 280 Hz revision note is separate. Calibration certificate is independently verified by TechTeamGB original 240 Hz review.
Yes3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026
Claimed Delta E
23Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original maker Color Accuracy row states Delta E <2. Bound 2 retained. Mean/maximum and reference colour space are unstated.
23Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026QD Premium Color factory pre-calibration claim Delta E <=2. Mean/maximum and reference colour space are unstated.
Paper calibration report in box
Yes4Reviewtechteamgb.co.uk/2024/11/25/the-perfect-monitor-aoc-ag276qzd2-qd-oled-gaming-monitor-reviewRead 5 October 2026Original 240 Hz review explicitly states a calibration certificate in box.
Not available
Hardware calibration support
Not available
Not available
Static contrast ratio
1,500,000:13Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
1,500,000:11Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Brightness (typical, SDR)
250nits3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original exact maker specification 250 cd/m2 at 100% APL. Ten-percent APL 450 nits not stored as full-screen.
250nits1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Brightness (maker minimum)
Not available
Not available
Peak brightness (HDR)
1,000nits3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original table typical HDR 1000 cd/m2 at 3% APL.
1,000nits2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Specifications p 22 Peak HDR 1000 nits. Test window and mode are not stated.
HDR peak test window
3%3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 20263% APL stimulus, not an independently stated window area.
Not available
Full-screen brightness
250nits3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026250 cd/m2 at 100% APL explicitly.
Not available
HDR formats
HDR101Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026HDR section p 13 explicitly HDR 10 formatted input.
Not available
HDR certification
DisplayHDR True Black 4003Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original 240 Hz maker feature list expressly DisplayHDR True Black 400.
DisplayHDR True Black 4001Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Viewing angle (horizontal)
178°3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
178°1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Viewing angle (vertical)
178°3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
178°1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026

Refresh rate and motion

8 of 22 differ
Refresh rate per resolution and port
AAOC AGON PRO AG276QZD2
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.0DisplayPort 1.4
2560 × 1440Native144Hz8-bit, 4:4:4240Hz10-bit, 4:4:4, DSC
Source1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026p 33 explicitly Max Resolution 2560 x 1440@144 Hz HDMI and @240 Hz DP. p 34 condition table accepts DP 240 Hz 10 bpc RGB/YCbCr 444 with DSC-capable GPU. HDMI 144 Hz 8 bpc 444 and 10 bpc 422 accepted. HDMI 10 bit 420 has the same 144 Hz maximum but is not duplicated. Unproved lower-resolution maxima omitted.
BMSI MPG 321URX QD-OLED
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 1.4aUSB-C
3840 × 2160Native240Hz240Hz240Hz
Source1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Specification Note explicitly states DisplayPort, HDMI 2.1 and Type-C DP Alt up to native 240 Hz. These are accepted maxima, not preset timing rows. Bit depth, chroma and DSC state are unstated and omitted.
Max refresh rate
240Hz
240Hz
Max refresh rate at native resolution
240Hz
240Hz
Max refresh rate over DisplayPort
240Hz
240Hz
Max refresh rate over HDMI
144Hz
240Hz
Max refresh rate over USB-C
Not available
240Hz
Max refresh rate at 10-bit
240Hz
Not available
Native refresh rate
240Hz2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026August 13, 2024 maker release 240 Hz original model. Later 280 Hz revision excluded.
240Hz1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Non-overclocked 240 Hz refresh rate. No dedicated dual-resolution faster mode is stated.
Overclocked refresh rate
Not available
Not available
Dual mode
Not available
Not available
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
Adaptive-Sync1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Original manual p12 explicitly Adaptive-Sync support on DisplayPort and HDMI. Generic Adaptive-Sync does not establish VESA AdaptiveSync certification.
FreeSync Premium Pro, G-SYNC Compatible1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
VRR range per port
Not available
Not available
Low framerate compensation
Not available
Not available
Response time (maker GtG claim)
0.03ms2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026
0.03ms1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Not available
Not available
Motion blur reduction
Not available
No6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026Connectivity and HUB checklist explicitly no black frame insertion on this self-emissive OLED.
Blur-reduction technology
Not available
Not available
Blur reduction works with VRR
Not available
Not available
Flicker-free (claimed)
Not available
Yes2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026TUV p 31 maker claim within test standard, distinct from actual VRR luminance fluctuation.
Black frame insertion
Not available
No6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026HUB checklist explicitly no BFI.

Measured

4 of 12 differ
Input lag at maximum refresh rate
Not available
Not available
Input lag at 60 Hz
Not available
Not available
Average response time (measured)
Not available
0.3ms6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026Response Time Performance: average 0.3 ms at 240 Hz, also approximately identical 120/60 Hz. Monitors Unboxed measurement. Endpoint, input and firmware not stated in readable text.
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
Not available
SDR brightness (measured)
242nits4Reviewtechteamgb.co.uk/2024/11/25/the-perfect-monitor-aoc-ag276qzd2-qd-oled-gaming-monitor-reviewRead 5 October 2026Own Datacolor Spyder X 2 testing, around 242 nits full-screen peak SDR. Approximation retained, firmware and picture mode unstated.
238nits6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026Color Performance maximum SDR white luminance 238 nits. Window/mode/firmware unstated. Automatic brightness limiter disabled.
HDR brightness in a real scene (measured)
Not available
387nits6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026HDR Performance real scene 1=387 nits. Peak 1000 nits HDR mode discussed. Separate low APL scene 2=897 nits is not substituted. Input/firmware unstated.
PWM flicker frequency (measured)
Not available
Not available
VRR range (measured)
Not available
Not available
Colour accuracy (measured Delta E)
0.96Reviewbasic-tutorials.com/reviews/peripherals/aoc-agon-pro-ag276qzd2-reviewRead 5 October 2026Lab test explicitly resets the original 240 Hz monitor to factory settings, then measures with Datacolor SpyderX Elite. Default Standard picture mode average Delta E 0.90 before custom calibration. Delta E formula, exact reference space, firmware and input cable are unstated. TechTeamGB 0.77 is omitted because its calibration state is unstated.
Not available
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available

Connectivity

10 of 19 differ
Video inputs
AAOC AGON PRO AG276QZD2
TypeVersionCountDSCHDCP
DisplayPort1.42Yes2.2
HDMI2.02Not available2.2
Source1Owner's manualaoc.com/api/asset/pi34001Read 5 October 20263Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original maker Signal Input: two HDMI 2.0 and two DisplayPort 1.4. HDCP Version row: HDMI 2.2 and DisplayPort 2.2. Note requires a DSC-capable graphics card for native 240 Hz DisplayPort input. HDMI DSC capability is not inferred.
BMSI MPG 321URX QD-OLED
TypeVersionCountMax bandwidth (Gbps)DSCHDCP
DisplayPort1.4a1Not availableYesNot available
HDMI2.1248Yes2.3
USB-CNot available1Not availableNot availableNot available
Source1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 20263Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026Maker introduction and Console Mode expressly state HDMI 2.1 with full 48 Gbps bandwidth. This is port capability, not a bit-depth or compression condition for every stored mode.6Reviewtechspot.com/review/2813-msi-mpg-321urxRead 8 October 2026Connectivity explicitly states DisplayPort 1.4 with DSC and two HDMI 2.1 48 Gbps ports with DSC. This establishes port capability without inferring DSC state for every stored accepted-mode row.7Maker spec sheet (PDF)storage-asset.msi.com/specSheet/sg/monitor/MPG%20321URX%20QD-OLED.pdfRead 8 October 2026Exact-model Singapore sheet p 2 explicitly gives HDMI HDCP version 2.3. No DisplayPort HDCP version is stated, so it is not copied to that port.
HDMI ports
2
2
DisplayPort ports
2
1
Highest HDMI version
2.0
2.1
Highest DisplayPort version
1.4
1.4a
HDMI features
Not available
ALLM, VRR, CEC3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026Console Mode names ALLM and VRR. Shared manual p 8 and OSD CEC section establish CEC. Console 120 Hz is not PC maximum.
USB-C video (DP Alt Mode)
No1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Exhaustive connectors pp 10, 33 has no USB-C video connector.
Yes1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
USB-C power delivered
Not available
90W1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Thunderbolt
Not available
Not available
USB upstream ports
AAOC AGON PRO AG276QZD2
ConnectorUSB versionCount
USB-B3.2 Gen 11
Source3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
BMSI MPG 321URX QD-OLED
ConnectorUSB versionCount
USB-B2.01
USB-CNot available1
Source2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Overview p 9 names USB 2.0 Type-B host upstream. KVM menu p 13 establishes the Type-C host path. Type-C data revision is unstated and omitted.
USB downstream hub ports
AAOC AGON PRO AG276QZD2
ConnectorUSB versionCount
USB-A3.2 Gen 12
Source3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
BMSI MPG 321URX QD-OLED
ConnectorUSB versionCount
USB-A2.02
Source2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Overview p 9 USB 2.0 Type-A peripheral ports, activated by Type-B upstream.
KVM switch
No6Reviewbasic-tutorials.com/reviews/peripherals/aoc-agon-pro-ag276qzd2-reviewRead 5 October 2026Connections and operation explicitly says no KVM switch. USB-B upstream and two USB-A downstream ports do not establish KVM.
Yes2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026
Daisy chain (MST)
Not available
Not available
Ethernet
No1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Exhaustive connector inventory pp 10, 33 has no Ethernet.
No2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Exhaustive physical I/O p 7-9, 22 contains no Ethernet connector.
3.5 mm headphone output
Yes1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026
Yes2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026
3.5 mm microphone input
No1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Exhaustive connector inventory pp 10, 33 has earphone output, no mic input.
No2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Exhaustive I/O p 7-9, 22 has a headphone output and no microphone input.
Optical out
No1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Exhaustive connector inventory pp 10, 33 has no optical output.
No2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Exhaustive physical I/O p 7-9, 22 contains no optical connector.
Picture in picture
Yes1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026
Yes2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Shared exact-model user manual p 17 expressly supports PIP. Current global datasheet lists PIP/PBP as N/A. The detailed manual takes precedence.
Picture by picture
Yes1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026PIP Setting p 24 expressly Off/PIP/PBP. PBP 1280 x 1440@60 Hz condition not native full-screen maximum.
Yes2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Shared exact-model user manual p 17 expressly supports PBP. Current global datasheet lists PIP/PBP as N/A. The detailed manual takes precedence.

Smart features

None of 4 known
Smart platform
Not available
Not available
Wi-Fi
Not available
Not available
Bluetooth
Not available
Not available
Remote control
Not available
Not available

Audio and camera

3 of 5 differ
Speakers
Yes3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
Not available
Number of speakers
23Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
Not available
Speaker power per channel
5W3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
Not available
Webcam
Not available
Not available
Microphone
Not available
Not available

Ergonomics and controls

9 of 15 differ
Stand height adjustment
130mm1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Adjusting monitor p 9 explicitly 130 mm travel.
110mm1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Tilt
Forward5°Backward23°3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original exact-model indexed maker Adjustable Stand row: -5 to +23 degrees. Later revised page +25 degree wording is excluded.
Forward5°Backward15°1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Swivel
Left30°Right30°1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Original manual p 9 diagram 30 degrees each way. Later maker page 28 degrees +-2 is different wording and not substituted.
Left30°Right30°1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Pivot
Counterclockwise90°Clockwise90°1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Original manual p 9 diagram 90 degrees each way.
Counterclockwise10°Clockwise10°1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Removable stand
Yes1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Wall mounting p 11 removes stand. p 8 and QSG show 100 x 100 mount.
Not available
VESA mount
100 x 1001Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026
100 x 1001Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
VESA adapter needed
Yes6Reviewbasic-tutorials.com/reviews/peripherals/aoc-agon-pro-ag276qzd2-reviewRead 5 October 2026Design section explicitly says the monitor needs the supplied VESA adapter, attached to the stand clamping mechanism. This is original 240 Hz hardware.
Not available
Security lock slot
Yes2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026
Yes1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
On-screen menu controls
Joystick, Software1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Hotkeys and OSD setting pp 18-20 joystick navigation.5Reviewdisplayninja.com/aoc-ag276qzd2-reviewRead 5 October 2026G-Menu desktop settings control is verified for original 240 Hz. Manual backs physical joystick control.
Joystick, Buttons, Software2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Navi Key p 11 and macro-key assignment. Power-only button is not counted as a menu control.3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026Gaming Intelligence section allows monitor menu settings to be changed with keyboard and mouse in the desktop application.
Desktop software
AOC G-Menu5Reviewdisplayninja.com/aoc-ag276qzd2-reviewRead 5 October 2026Features section says AOC G-Menu changes OSD-related settings in desktop software.
MSI Gaming Intelligence3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026
User firmware updates
Not available
Yes3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026FW UPDATE section says monitor firmware can be updated by connecting USB from PC.
Ambient light sensor
Not available
Not available
Presence sensor
Not available
Not available
RGB lighting
Yes1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Light FX p 27 has foreground/background red green and blue controls.
Yes2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Settings p 18 has RGB LED ON/OFF and Mystic Light controls.
Gaming menu features
Game Mode, Shadow Control, Game Color, Sniper Scope, Adaptive-Sync, Low Input Lag, Frame Counter1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026
Smart Crosshair, Optix Scope, Night Vision, AI Vision, Refresh Rate, Alarm Clock2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026

OLED care

3 of 3 differ
OLED care
Pixel Orbiting, Pixel Refresh, Panel Refresh, Screen Saver, Multi-Logo Protection, Boundary Dimmer, Taskbar Dimmer, Thermal Protection1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Maintenance and OLED Care pp 14-17, 29-31 name these functions.
Pixel Shift, Panel Protect, Static Screen Detection, Multi Logo Detection, Taskbar Detection, Boundary Detection2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026OSD pp 19-21. Current maker page extends periodic refresh reminders to 24 h with updated firmware. This list names care functions rather than fixed firmware timing.
Burn-in covered by warranty
Not available
Yes1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Global model specification explicitly includes panel burn-in in its three-year warranty. Regional legal terms may vary.
Burn-in warranty length
Not available
3years1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026

Dimensions and weight

6 of 7 differ
Dimensions with stand
Width609.3Height (lowest)395.6Height (highest)526.6Depth240mm(24 × 15.6 to 20.7 × 9.4 in)3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original maker table 609.3 W, 395.6-526.6 H, 240.0 D. Height endpoints retain published rounding. Later page 525.6 H/228.9 D not merged.
Width718Depth242mm(28.3 × 9.5 in)1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Published stand height is unlabelled, so no minimum or maximum height is assigned.
Dimensions without stand
Width609.3Height350.6Depth74.4mm(24 × 13.8 × 2.9 in)3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
Width718Height418Depth69mm(28.3 × 16.5 × 2.7 in)1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026
Stand footprint
Not available
Not available
Weight with stand
6.7kg(14.8 lb)3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
9.6kg(21.2 lb)1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Published net weight, corroborated shared manual p 23. Without-stand weight is not inferred.
Weight without stand
5.2kg(11.5 lb)3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
6.7kg(14.8 lb)7Maker spec sheet (PDF)storage-asset.msi.com/specSheet/sg/monitor/MPG%20321URX%20QD-OLED.pdfRead 8 October 2026Exact manufacturer sheet p 2 explicitly labels Weight Without Stand 6.7 kg and 14.77 lb. This is separate from net 9.6 kg with stand and gross 12.3 kg.
Box dimensions
Width730Height480Depth188mm(28.7 × 18.9 × 7.4 in)3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026
Width975Height515Depth185mm(38.4 × 20.3 × 7.3 in)1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Carton Dimension W x D x H: WW carton 975 x 185 x 515 mm. Separate outer carton 995 x 195 x 540 mm is omitted. Values retain the stated WW carton scope and axis order.
Box weight
10.35kg(22.8 lb)3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original regional table 10.35 kg. Later revision page 11.37 kg excluded.
12.3kg(27.1 lb)1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026

Power

11 of 13 differ
Power supply
External adapter1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026
Internal4EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1879896Read 5 October 2026
Adapter rating
Not available
Not available
Input voltage
Not available
100-240 V AC, 50/60 Hz2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Specifications p 22: 100-240 Vac 50/60 Hz. Input current is not consumption or adapter output.
Power use (typical)
65W1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026p 33 typical 65 W (Default Brightness and Contrast). Indexed original maker regional page 75 W conflicts, manual takes precedence.
Not available
Power use (max)
110W1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026p 33 <=110 W at Brightness 100, Contrast 100. USB-load inclusion unstated.
Not available
Power use SDR (EU label)
Not available
31.4W4EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1879896Read 5 October 2026Current published exact-model on-mode SDR demand. Separate from unlabelled typical/max consumption.
Power use HDR (EU label)
Not available
42W4EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1879896Read 5 October 2026Current published exact-model on-mode HDR demand.
Standby power
0.5W1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026p 33 <=0.5 W. Bound retained.
0.5W4EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1879896Read 5 October 2026Registry 0.5 W, maker manual p 22 states <0.5 W.
Off-mode power
Not available
0.3W4EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1879896Read 5 October 2026Registry 0.3 W, maker manual p 22 states <0.3 W.
EU energy class SDR
Not available
F4EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1879896Read 5 October 2026
EU energy class HDR
Not available
G4EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1879896Read 5 October 2026
Energy per 1000 h SDR
Not available
31kWh9EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_1879896.pdfRead 8 October 2026Current exact-model energy label explicitly prints 31 kWh/1000h. Not calculated from 31.4 W.
Energy per 1000 h HDR
Not available
42kWh9EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_1879896.pdfRead 8 October 2026Current exact-model label explicitly prints 42 kWh/1000h.

Certifications

3 of 9 differ
VESA ClearMR
Not available
13,0003Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Not available
Low Blue Light, Flicker Free2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Named Low Blue Light and Flicker Free certifications p 31.
Low blue light
Software1Owner's manualaoc.com/api/asset/pi34001Read 5 October 2026Color Setup p 25 Low Blue Mode changes colour temperature. Does not prove panel-level hardware filter.
Hardware3Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLEDRead 8 October 2026Blue Light Reduction explicitly names hardware solution built into panel layer, always on. Separate selectable yellow filter exists.
ENERGY STAR
Not available
Not available
TCO Certified
Not available
Not available
EPEAT
Not available
Not available
Colour certifications
Not available
Not available
Other certifications
Not available
Not available

In the box

2 of 2 differ
In the box
Not available
Monitor, Quick Start Guide, Stand, Stand Base with Screw(s), Screw(s) for Wall Mount Bracket(s), Power Cord2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026Package Contents p 3. Optional HDMI cable is omitted. Contents may vary by country.
Cables included
AAOC AGON PRO AG276QZD2
TypeCount
DisplayPort Cable1
USB Type-A to Type-B Cable1
Source3Maker product pagesaas.aoc.com/product/AG276QZD2Read 5 October 2026Original maker What's in the box DP 1.8 m x 1 and USB A-B 1.8 m x 1. Unproven regional claim of an included HDMI cable excluded.
BMSI MPG 321URX QD-OLED
Type
Power Cord
Source2Owner's manualdownload.msi.com/archive/mnu_exe/monitor/MPG271QRX_321URX_QD-OLEDv1.1_English.pdfRead 8 October 2026p 3 establishes power cord inclusion without explicit numeric count. Optional HDMI is omitted.

Warranty

2 of 2 differ
Manufacturer warranty (source market)
4years2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026US AGON and AGON Pro four-year advance-replacement hardware warranty. Separate EU 3 year OLED burn-in coverage not merged.
3years1Maker product pagemsi.com/Monitor/MPG-321URX-QD-OLED/SpecificationRead 5 October 2026Global exact-model specification states three years, including panel burn-in. This is the global published manufacturer policy. Regional legal terms may vary.
Dead pixel policy
US Re-Spawned warranty includes a four-year zero dead pixel guarantee.2Press releaseprweb.com/releases/agon-by-aoc-launches-agon-pro-ag276qzd2-qd-oled-gaming-monitor-302221528.htmlRead 5 October 2026US Re-Spawned four-year zero-dead-pixel guarantee. One accidental incident in the first year is separate.
Not available

Both are also in the API. Back to all monitors.