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ASUS ROG Swift PG279QM vs ViewSonic XG2431

Product A: ASUS

ROG Swift PG279QM

86 of 172 known
Change ASUS ROG Swift PG279QM

Compare the ViewSonic XG2431 with

Product B: ViewSonic

XG2431

95 of 172 known
Change ViewSonic XG2431

Compare the ASUS ROG Swift PG279QM with

73 of 164 fields differ

Download CSVDownload JSON
  • 36 different values
  • 37 known for one only
  • 32 the same
  • 59 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Pixel densityA: 108.8ppiB: 91.8ppiASUS is 17 ppi higher.

Refresh rate per resolution

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

3840 × 2160
ANot listed
B60Hz
2560 × 1440Native for A
A240Hz
BNot listed
1920 × 1080Native for B
ANot listed
B240Hz

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
A8.1kg
B6.8kg
Weight without stand
A4.5kg
B3.5kg
Box weight
A11.7kg
B8.6kg

All 172 fields

Every value links to where we found it.

AASUS ROG Swift PG279QM
BViewSonic XG2431

General

5 of 8 differ
Series
ROG Swift1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
Elite8Press articletftcentral.co.uk/news/viewsonic-announce-range-of-new-monitors-in-their-elite-gaming-line-up-including-xg320u-xg320q-xg271qg-and-xg2431Read 10 October 2026TFTCentral news item groups the XG2431 in ViewSonic's Elite gaming line-up, from the CES 2021 announcement.
Model numbers
PG279QM1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
XG2431, VS185333Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Cover page: Model No. VS18533, P/N XG2431.
GTIN / EAN
Not available
Not available
Announced
Not available
11 January 20218Press articletftcentral.co.uk/news/viewsonic-announce-range-of-new-monitors-in-their-elite-gaming-line-up-including-xg320u-xg320q-xg271qg-and-xg2431Read 10 October 2026TFTCentral news of 11 January 2021 reports the CES 2021 announcement via Business Wire.
Status
Not available
Available1Maker product pageviewsonic.com/global/products/lcd/XG2431Read 10 October 2026Current maker product page lists the model with its full specification table. No end-of-life notice on the page.
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
Not available
Launch price (EU)
Not available
Not available
Markets
Not available
US, CA4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Review says it is released in the USA and Canada and not in the UK or Europe.
Colours
Black2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Not available
Segment
Gaming1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
Gaming1Maker product pageviewsonic.com/global/products/lcd/XG2431Read 10 October 2026Maker title: gaming monitor.

Display

8 of 12 differ
Screen size
27in(68.6 cm)1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
24in(61 cm)1Maker product pageviewsonic.com/global/products/lcd/XG2431Read 10 October 2026Display Size (in.): 24. Viewable area is 23.8 in.
Viewable screen diagonal
27in(68.6 cm)1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
23.8in(60.5 cm)2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Viewable Area (in.): 23.8. The user guide table also says 24.5 in, but its active area of 527.04 x 296.46 mm gives a 23.8 in diagonal.
Native resolution
2560 × 1440px1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
1920 × 1080px2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Resolution: 1920 x 1080.
Aspect ratio
16:91Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
16:92Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Aspect Ratio: 16:9.
Pixel density
108.8ppi
91.8ppi
Pixel pitch
0.2331mm2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own manual 0.2331 mm in both axes. Current maker active-width 596.4 mm does not match this at stated precision, so active-area dimensions remain omitted instead of guessing a typo correction.
0.2745mm3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Specifications table: 0.2745 mm horizontal and vertical. The product page rounds it to 0.275 mm.
Active display area
Not available
Width527.04Height296.46mm(20.7 × 11.7 in)3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Specifications table: Display Area, Full Scan (H x V).
Curved
No1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Exact maker genuine front and side geometry show a flat panel.
No2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Curvature: Flat.
Curvature radius
Not available
Not available
Screen surface
Not available
Matte2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Surface Treatment: Anti-Glare, Hard Coating (3H). Anti-glare is mapped to matte.
Anti-reflection coating
Anti-Glare1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
Anti-Glare, Hard Coating (3H)2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Surface Treatment, verbatim.
Touchscreen
Not available
Not available

Panel

9 of 31 differ
Panel type
Fast IPS1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
Fast IPS1Maker product pageviewsonic.com/global/products/lcd/XG2431Read 10 October 2026Overview: Fast-IPS display. TFTCentral also calls it a Fast IPS panel.
Panel type (as published)
Fast IPS1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
IPS Technology2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Panel Type row, verbatim.
Backlight
Edge-lit LED5Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-reviewRead 5 October 2026Exact Variable Backlight discussion states edge array in a zone-dimming configuration.
Edge-lit LED5Reviewtomshardware.com/reviews/viewsonic-xg2431-reviewRead 10 October 2026Spec table: IPS / W-LED, edge array. The maker states only a LED light source.
Local dimming
Yes5Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-reviewRead 5 October 2026Exact review explicitly identifies zone dimming. Number of independent zones is not stated, so omitted. Measured HDR contrast with dimming is not native panel contrast.
No4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026HDR Gaming section: no backlight local dimming.
Dimming zones
Not available
Not available
Panel maker
Not available
BOE4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Response Times and Gaming section. PC Monitors also names the BOE MV238FHM-NG2.
Panel part number
Not available
MV238FHM-NG24Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Response Times and Gaming section: panel from BOE (MV238FHM-NG2).
Panel generation
Not available
Not available
Subpixel layout
Not available
RGB stripe3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Specifications table: Color Filter, RGB vertical stripe.
Colour depth
8bits5Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-reviewRead 5 October 2026
8bits2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Color Space Support: 8 bit true.
Colour depth method
Native5Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-reviewRead 5 October 2026Exact review native-depth table explicitly 8-bit, consistent with maker 16.7 million colours. Manual accepted 12-bit processing input does not establish a 12-bit panel.
Native2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Maker says 8 bit true. Tom's Hardware lists 8-bit (6-bit+FRC) and TFTCentral says an 8-bit panel with FRC for 10-bit input, so the panel method differs between sources.7Reviewdisplayninja.com/viewsonic-xg2431-reviewRead 10 October 2026Specifications: 16.7 million colors, true 8-bit.
Displayable colours
16.7 million1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Maker 16.7M normalized to 16.7 million. Accepted higher-bit-depth input is separate from panel colour depth.
16.7 million2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Colors: 16.7M.
sRGB coverage
Not available
Not available
DCI-P3 coverage
97%1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Exact maker 97% DCI-P3 coverage. CIE basis is unstated. Separate 150% sRGB volume is not coverage.
Not available
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own manual box report and maker accessories explicitly identify colour pre-calibration report. No unstated Delta E target is stored.
Not available
Claimed Delta E
Not available
Not available
Paper calibration report in box
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own Package Contents explicitly lists physical color calibration testing report. It is not an electronic report in software.
Not available
Hardware calibration support
Not available
Not available
Static contrast ratio
1,000:11Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
1,000:12Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Static Contrast Ratio: 1,000:1 (typ). The 80M:1 dynamic figure is not used.
Brightness (typical, SDR)
350nits1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
350nits2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Brightness: 350 cd/m2 (typ).
Brightness (maker minimum)
Not available
Not available
Peak brightness (HDR)
400nits1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Exact maker HDR peak 400 nits. Window, duration and mode are unstated.
Not available
HDR peak test window
Not available
Not available
Full-screen brightness
Not available
Not available
HDR formats
HDR102Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
HDR102Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026High Dynamic Range: HDR10.
HDR certification
DisplayHDR 4001Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
DisplayHDR 4001Maker product pageviewsonic.com/global/products/lcd/XG2431Read 10 October 2026Key features: Fast-IPS display with VESA DisplayHDR 400.
Viewing angle (horizontal)
178°1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
178°2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Viewing Angles: 178 horizontal.
Viewing angle (vertical)
178°1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
178°2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Viewing Angles: 178 vertical.

Refresh rate and motion

9 of 22 differ
Refresh rate per resolution and port
AASUS ROG Swift PG279QM
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.0DisplayPort 1.4
2560 × 1440Native144Hz8-bit, 4:4:4240Hz8-bit, 4:4:4
Source4Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own supported-operating table accepts native DP 240 Hz at RGB/YUV444 or YUV422 8-bit, and HDMI 144 Hz at RGB/YUV444 8-bit or YUV422 12-bit. Maker input ceilings 240 Hz DP and 144 Hz HDMI establish those maxima. Native HDMI 60 Hz at RGB/YUV444 12-bit is merely a supported timing, so its unproved format-specific maximum is omitted. Accepted 12-bit input is not native 12-bit panel depth. Other maxima and DSC are not inferred.
BViewSonic XG2431
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI DisplayPort 1.4
3840 × 216060HzNot available
1920 × 1080Native240Hz240Hz
Source2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Input Signal: vertical frequency 48 to 240 Hz on HDMI and DisplayPort. The user guide lists 1920 x 1080 at 240 Hz as the recommended mode and Tom's Hardware says 240 Hz works over both inputs. TFTCentral says a virtual 4K input is accepted and limited to 4K at 60 Hz over HDMI. Bit depth, chroma and DSC are not stated.
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
Not available
Max refresh rate at 10-bit
Not available
Not available
Native refresh rate
240Hz2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
240Hz2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Refresh Rate (Hz): 240.
Overclocked refresh rate
Not available
Not available
Dual mode
Not available
Not available
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
G-SYNC, Adaptive-Sync1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Native G-SYNC module is directly stated in maker feature page. Adaptive-Sync AMD compatibility is independently tested, without FreeSync certification inferred.
FreeSync Premium, G-SYNC Compatible2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Variable Refresh Rate Technology: FreeSync Premium, G-Sync compatible. TFTCentral and Tom's Hardware say it was not yet NVIDIA certified when reviewed in 2022, and G-Sync works over DisplayPort.
VRR range per port
AASUS ROG Swift PG279QM
Not available
BViewSonic XG2431
InputMin (Hz)Max (Hz)
DisplayPort48240
HDMI48240
Source5Reviewtomshardware.com/reviews/viewsonic-xg2431-reviewRead 10 October 2026Tom's Hardware: FreeSync runs from 48 to 240 Hz and works over either interface. TFTCentral confirms 48 to 240 Hz and FreeSync over HDMI.
Low framerate compensation
Yes5Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-reviewRead 5 October 2026Reviewer actually tested AMD/FreeSync-compatible operation at 48-240 Hz with LFC. This does not imply FreeSync certification.
Yes4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Review: range of 48 to 240 Hz supported with LFC. PC Monitors also lists a 48 to 240 Hz VRR range plus LFC.
Response time (maker GtG claim)
1ms1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Own maker and manual fastest GtG claim 1 ms. Review introductory 2 ms specification conflicts and is not a measured response value.
1ms2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Response Time (Typical GTG): 1 ms.
Response time (maker MPRT claim)
Not available
0.5ms1Maker product pageviewsonic.com/global/products/lcd/XG2431Read 10 October 2026Overview: The <0.5ms MPRT response time. Published as less than 0.5 ms.
Overdrive settings
Off, Normal, Esports, Extreme2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own Gaming OD menu explicitly lists Off, Normal, Esports and Extreme.
Standard, Advanced, Ultra Fast3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026OSD menu tree, Manual Image Adjust, Response Time.
Motion blur reduction
No5Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-reviewRead 5 October 2026Exact review expressly states no ULMB blur-reduction option. No unsupported BFI mechanism inferred.
Yes1Maker product pageviewsonic.com/global/products/lcd/XG2431Read 10 October 2026PureXP motion blur reduction feature, Blur Busters Approved 2.0.
Blur-reduction technology
Not available
PureXP3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026OSD Setup Menu: PureXP with Light, Normal, Extreme and Ultra settings. TFTCentral calls it PureXP+.
Blur reduction works with VRR
Not available
No4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Blur Busters Approved 2.0 section: PureXP+ cannot be used at the same time as VRR, and FreeSync must be switched off first.
Flicker-free (claimed)
Yes1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
Yes2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Flicker-Free: Yes. TFTCentral found no PWM at any brightness setting.
Black frame insertion
Not available
Not available

Measured

6 of 12 differ
Input lag at maximum refresh rate
Not available
2ms4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Lag section: total display lag 2.0 ms. The text does not name the refresh rate. TFTCentral tests the native refresh rate, here 240 Hz. Firmware and input are not stated.
Input lag at 60 Hz
Not available
Not available
Average response time (measured)
Not available
4.3ms4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Response Times and Gaming section: average G2G of 4.3 ms in Ultra Fast overdrive at 240 Hz, against 5.2 ms in Advanced mode. TFTCentral's gamma-corrected method.
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
900:14Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Default Setup: about 900:1 at default settings and maximum brightness.
SDR brightness (measured)
326nits7Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-review/3Read 5 October 2026Stock uncalibrated maximum backlight white luminance 326 nits in article text, chart 326.1266. Picture stimulus/window, input and firmware are unstated. Contradictory contrast versus its white/black readings is not stored. Linked lag methodology includes mouse/PC path, and response draw time is not mean GtG, so those separate unsuitable results are not stored.
356nits4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Default Setup: about 356 cd/m2 at 100 percent brightness out of the box.
HDR brightness in a real scene (measured)
Not available
Not available
PWM flicker frequency (measured)
Not available
Not available
VRR range (measured)
Min48Max240Hz5Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-reviewRead 5 October 2026Reviewer-tested AMD/FreeSync-compatible interval 48-240 Hz with LFC. Input and firmware are not restated. Separate introductory native G-SYNC 1-240 Hz table is not merged into this AMD measurement.
Not available
Colour accuracy (measured Delta E)
1.318Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-review/4Read 5 October 2026Racing default SDR sRGB before user calibration, mean colour Delta E 2000 1.31 in article, chart 1.3116. This is colour-patch error, distinct from grayscale 2.05, post-calibration 0.34 and wide Rec.2020 2.03. Firmware/input are not restated.
1.14Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Default Setup: sRGB colour accuracy average dE 1.1 at factory settings, before calibration, ICC profiles disabled.
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available

Connectivity

9 of 19 differ
Video inputs
AASUS ROG Swift PG279QM
TypeVersionCount
DisplayPort1.41
HDMI2.03
Source1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Exact model has one DP 1.4 and three HDMI 2.0 sockets, not the similar-looking earlier PG279Q inventory.
BViewSonic XG2431
TypeVersionCount
HDMINot available2
DisplayPort1.41
Source2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Connector: HDMI x2 and DisplayPort x1. The page says HDMI 2.1 and DisplayPort 1.4. DisplayPort 1.4 is also listed by DisplayNinja, while Tom's Hardware says 1.2 and TFTCentral believes 1.2a. HDMI 2.0 is stated by TFTCentral, Tom's Hardware and DisplayNinja, and TFTCentral confirms there is no HDMI 2.1 feature. The HDMI version is left out because the maker and the reviewers conflict.
HDMI ports
3
2
DisplayPort ports
1
1
Highest HDMI version
2.0
Not available
Highest DisplayPort version
1.4
1.4
HDMI features
Not available
Not available
USB-C video (DP Alt Mode)
No2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own complete physical inventory has no USB-C socket.
No4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Design and Features: no USB type-C is provided.
USB-C power delivered
Not available
Not available
Thunderbolt
Not available
Not available
USB upstream ports
AASUS ROG Swift PG279QM
ConnectorUSB versionCount
USB-B3.01
Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own user-accessible Type-B upstream host path. The connector labelled for service personnel only is not a user hub upstream path.
BViewSonic XG2431
ConnectorUSB versionCount
USB-B3.21
Source2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Connector: USB 3.2 Type B Up Stream x1.
USB downstream hub ports
AASUS ROG Swift PG279QM
ConnectorUSB versionCount
USB-A3.02
Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own specifications summary states two total peripheral ports. Red Reflex Analyzer mouse port is included, not an extra third socket. Manual USB 3.0 and current maker 3.2 Gen 1 labels refer to the listed Gen 1-speed peripheral ports.
BViewSonic XG2431
ConnectorUSB versionCount
USB-A3.22
Source2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Connector: USB 3.2 Type A Down Stream x2.
KVM switch
Not available
No4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026General Usage: lists a KVM switch as a missing feature.
Daisy chain (MST)
Not available
Not available
Ethernet
No2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own complete physical inventory has no Ethernet socket.
Not available
3.5 mm headphone output
Yes1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
Yes2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Connector: 3.5mm Audio Out x1.
3.5 mm microphone input
No2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own technical table Audio Input No, and complete inventory has headphone output only.
Not available
Optical out
No2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own complete physical inventory has no optical audio output.
Not available
Picture in picture
Not available
Not available
Picture by picture
Not available
Not available

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

1 of 5 differ
Speakers
Yes1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
Yes2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Internal Speakers: 3 Watts x 2.
Number of speakers
21Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
22Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Internal Speakers: 3 Watts x 2.
Speaker power per channel
2W1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Exact maker two 2 W speakers, rating is per channel.
3W2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Internal Speakers: 3 Watts x 2.
Webcam
Not available
Not available
Microphone
Not available
Not available

Ergonomics and controls

10 of 15 differ
Stand height adjustment
100mm2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Not available
Tilt
Forward5°Backward20°2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Forward5°Backward15°3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Using the Monitor: tilt -5 to 15 degrees.
Swivel
Left25°Right25°2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Left90°Right90°5Reviewtomshardware.com/reviews/viewsonic-xg2431-reviewRead 10 October 2026Hands-on text: 90 degrees swivel to either side. The datasheet lists Swivel: 90.
Pivot
Not available
Counterclockwise0°Clockwise90°2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Pivot (Right/Left): 90 / 0.
Removable stand
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Yes3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Wall Mounting: remove the monitor stand.
VESA mount
100 x 1002Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
100 x 1003Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Wall Mounting: 100 x 100 mm hole pattern, M4 x 10 mm screws, 14 kg maximum load.
VESA adapter needed
Not available
No3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Wall Mounting: the bracket attaches directly to the VESA holes after the stand is removed.
Security lock slot
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Yes2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Kensington Lock Slot: 1.
On-screen menu controls
Joystick, Buttons2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Buttons3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Five control keys and a power key on the lower bezel.
Desktop software
Armoury Crate (Aura Sync)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own Aura section expressly names Armoury Crate as the desktop program. Aura Sync controls RGB lighting only. Software display-OSD control is not proved.
ViewSonic Strobe Utility4Measurementtftcentral.co.uk/reviews/viewsonic-xg2431Read 10 October 2026Blur Busters Approved 2.0 section quotes the optional ViewSonic Strobe Utility, a download for tuning PureXP+.
User firmware updates
Not available
Not available
Ambient light sensor
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own Front/Side View item 6 explicitly labels the physical ambient light sensor. This is separate from human presence sensing.
Not available
Presence sensor
Not available
Not available
RGB lighting
Yes1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
No5Reviewtomshardware.com/reviews/viewsonic-xg2431-reviewRead 10 October 2026Hands-on text: no lighting feature.
Gaming menu features
GamePlus, GameVisual, Crosshair, Timer, Stopwatch, FPS Counter, Display Alignment, Dark Boost, NVIDIA Reflex Latency Analyzer2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own GamePlus and G-SYNC Processor menus. Reflex PC+Display latency is a system metric and not a reviewed monitor-only lag field.
FPS Game, RTS Game, MOBA Game, Black Stabilization3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026ViewMode presets and the Manual Image Adjust menu. TFTCentral says there are no crosshair or FPS counter options.

OLED care

None of 3 known
OLED care
Not available
Not available
Burn-in covered by warranty
Not available
Not available
Burn-in warranty length
Not available
Not available

Dimensions and weight

6 of 7 differ
Dimensions with stand
Width614Height (lowest)408Height (highest)508Depth255mm(24.2 × 16.1 to 20 × 10 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own technical table expressly labels lowest 408 and highest 508 mm complete display height. Difference agrees with 100 mm travel.
Width540Height (lowest)434.1Height (highest)520.1Depth239mm(21.3 × 17.1 to 20.5 × 9.4 in)2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Physical (mm): 540 x 434.1~520.1 x 239. The user guide gives 539.8 x 520.1 x 239.2.
Dimensions without stand
Width614Height367Depth90mm(24.2 × 14.4 × 3.5 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Width540Height323Depth49mm(21.3 × 12.7 × 1.9 in)2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Physical Without Stand (mm): 540 x 323 x 49.
Stand footprint
Not available
Not available
Weight with stand
8.1kg(17.9 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own estimated Net with supplied stand.
6.8kg(15 lb)2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Weight (metric) Net: 6.8 kg. The user guide also says 6.8 kg.
Weight without stand
4.5kg(9.9 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own estimated weight without stand.
3.5kg(7.7 lb)2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Net Without Stand: 3.5 kg.
Box dimensions
Width719Height267Depth542mm(28.3 × 10.5 × 21.3 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own W x H x D 719 x 267 x 542 mm package orientation, also matching maker page axes.
Width698Height400Depth185mm(27.5 × 15.7 × 7.3 in)2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Dimensions Packaging (mm): 698 x 400 x 185.
Box weight
11.7kg(25.8 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own estimated Gross packaged weight.
8.6kg(19 lb)2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Weight Gross: 8.6 kg.

Power

5 of 13 differ
Power supply
External adapter2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
Internal2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Power Supply: Internal Power Supply.
Adapter rating
120W2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own adapter rated output 20 V, 6 A, whose product is 120 W. This is adapter capacity, not screen electrical consumption.
Not available
Input voltage
100-240 V AC, 50/60 Hz2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Maker full input 100-240 V at 50/60 Hz. Manual AC 100-240 V and DC 20 V/6 A identify external adapter.3Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026Exact US maker full AC 100-240 V, 50/60 Hz input.
100-240 V AC, 50/60 Hz3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Specifications table: AC 100-240V, 50/60Hz (auto switch).
Power use (typical)
Not available
Not available
Power use (max)
Not available
52W2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Consumption (max): 52 W.
Power use SDR (EU label)
Not available
Not available
Power use HDR (EU label)
Not available
Not available
Standby power
Not available
0.5W2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Stand-by: 0.5 W.
Off-mode power
Not available
0.5W3Owner's manualviewsonicglobal.com/public/products_download/user_guide/display/XG2431/XG2431_UG_ENG.pdfRead 10 October 2026Power saving modes, Off: < 0.5 W. Published as less than 0.5 W.
EU energy class SDR
Not available
Not available
EU energy class HDR
Not available
Not available
Energy per 1000 h SDR
Not available
Not available
Energy per 1000 h HDR
Not available
Not available

Certifications

2 of 9 differ
VESA ClearMR
Not available
Not available
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Flicker-Free, Low Blue Light1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-pg279qm-model/specRead 5 October 2026
Not available
Low blue light
Software2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own Blue Light Filter selectable levels reduce the blue component. Generic TÜV Low Blue Light certification is not a hardware-solution claim.
Software2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Low Blue Light: Software solution.
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
Blur Busters Approved 2.0, cTUVus, FCC-B, ICES003, CEC, TUV S-Mark, NOM, Mexico Energy, CE, CE EMC, CB, RoHS, ErP, REACH, WEEE, EAC, UkrSEPRO, RCM, GEMS, VCCI, PSE, KC, K-MEPS, BIS2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Regulations row, verbatim. Blur Busters Approved 2.0 comes from the maker product page, where it is listed as the first monitor to pass the program.

In the box

2 of 2 differ
In the box
LCD monitor, Monitor base, Quick start guide, Warranty card, Power adapter, Power cord, DisplayPort cable, HDMI cable, USB cable, Input/output port cover, Color calibration testing report, ROG welcome card with envelope, ROG sticker2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026
XG2431 x1, 3-pin Plug (IEC C13 / CEE22) x1, DisplayPort Cable (v1.2, Male-Male) x1, USB A/B Cable (v3.2, Male-Male) x1, Quick Start Guide x12Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Package Contents, verbatim. The user guide says cables may vary by country.
Cables included
AASUS ROG Swift PG279QM
TypeCount
Power cordNot available
DisplayPort cable1
HDMI cable1
USB cable1
Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG279QM/PG279QM_English.pdfRead 5 October 2026Own mandatory Package Contents names each cable. Exact review box discussion explicitly confirms one each of DP, HDMI and USB cables. Power-cord count and all lengths remain unstated.5Reviewtomshardware.com/reviews/asus-rog-swiftpg279qm-reviewRead 5 October 2026Exact box discussion expressly says one each of DisplayPort, HDMI and USB cables.
BViewSonic XG2431
TypeCount
3-pin Plug (IEC C13 / CEE22)1
DisplayPort Cable (v1.2, Male-Male)1
USB A/B Cable (v3.2, Male-Male)1
Source2Maker product pageviewsonic.com/global/products/sheet/XG2431Read 10 October 2026Package Contents.

Warranty

1 of 2 differ
Manufacturer warranty (source market)
Not available
3years5Reviewtomshardware.com/reviews/viewsonic-xg2431-reviewRead 10 October 2026US review spec table: 3 years. The maker page says the warranty differs from market to market.
Dead pixel policy
Not available
Not available

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