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Apple Studio Display XDR vs ASUS ProArt Display PA278QV

Product A: Apple

Studio Display XDR

82 of 172 known
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Compare the ASUS ProArt Display PA278QV with

Product B: ASUS

ProArt Display PA278QV

105 of 172 known
Change ASUS ProArt Display PA278QV

Compare the Apple Studio Display XDR with

101 of 164 fields differ

Download CSVDownload JSON
  • 41 different values
  • 60 known for one only
  • 17 the same
  • 46 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Pixel densityA: 217.6ppiB: 108.8ppiApple is 108.8 ppi higher.
  2. Brightness (typical, SDR)A: 600nitsB: 350nitsApple is 250 nits higher.
  3. Refresh rateA: 120HzB: 75HzApple is 45 Hz higher.
  4. Power use SDR (EU label)Lower is betterA: 32.7WB: 21.6WASUS is 11.1 W lower.

Refresh rate per resolution

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

5120 × 2880Native for A
A120Hz
BNot listed
2560 × 1440Native for B
ANot listed
B75Hz

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
A8.5kg
B6.9kg
Weight without stand
A6.3kg
B4.7kg

All 172 fields

Every value links to where we found it.

AApple Studio Display XDR
BASUS ProArt Display PA278QV

General

6 of 8 differ
Series
Studio Display3Maker product pageapple.com/studio-display-xdrRead 10 October 2026
ProArt Display2Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qvRead 15 October 2026Listed under ProArt in the Displays / Desktops, Monitors menu.
Model numbers
A3348, MFEL4LL/A, MFEN4LL/A, MFEP4LL/A, MFEQ4LL/A, MFEL4FD/A, MFEN4FD/A, MFEP4FD/A, MFEQ4FD/A, MFEL4B/A, MFEN4B/A, MFEP4B/A, MFEQ4B/A6Maker product pageapple.com/shop/buy-mac/studio-display-xdrRead 10 October 2026A3348 is the regulatory model identifier from the EU product information sheet. LL/A part numbers are from the US Apple Store, FD/A from the German store and B/A from the UK store. They cover standard or nano-texture glass with the tilt- and height-adjustable stand or the VESA mount adapter.
PA278QV, 90LM05L1-B033703Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026The guide covers PA278QV and PA278QEV. Only PA278QV is stored.
GTIN / EAN
Not available
19287657526011Retailer pageamazon.com/dp/B088BC5HMMRead 15 October 2026Amazon US page, ASIN B088BC5HMM: Model Number PA278QV, UPC 192876575260. Compsource lists the same UPC. Distributor sheets list other EAN codes for the 90LM05L1 regional codes, so only the US code is stored.
Announced
3 March 20264Press releaseapple.com/newsroom/2026/03/apple-unveils-new-studio-display-and-all-new-studio-display-xdrRead 10 October 2026Press release dated March 3, 2026.
27 May 20208Press articleprofesionalreview.com/2020/05/27/asus-anuncia-los-monitores-proart-pa248qv-y-pa278qvRead 15 October 2026Article dated 2020-05-27 announces the PA248QV and PA278QV for Spain.
Status
Available4Press releaseapple.com/newsroom/2026/03/apple-unveils-new-studio-display-and-all-new-studio-display-xdrRead 10 October 2026
Available11Retailer pageamazon.com/dp/B088BC5HMMRead 15 October 2026The Amazon US listing sells the monitor new. EPREL shows an expected end of placing on the market in 2027-12.
Predecessor
Apple Pro Display XDR4Press releaseapple.com/newsroom/2026/03/apple-unveils-new-studio-display-and-all-new-studio-display-xdrRead 10 October 2026Apple's press release says Studio Display XDR replaces Pro Display XDR.11Press article9to5mac.com/2026/03/03/apple-launches-new-generation-of-studio-displayRead 23 October 20269to5Mac says the Studio Display XDR is the successor to the Pro Display XDR.
Not available
Successor
Not available
Not available
Launch price (US)
$3,2994Press releaseapple.com/newsroom/2026/03/apple-unveils-new-studio-display-and-all-new-studio-display-xdrRead 10 October 2026Starts at $3,299 with the tilt- and height-adjustable stand and standard glass. Education price is separate.
$299.9910Press articleaphnetworks.com/news/22457-asus-proart-display-pa248qv-and-pa278qv-now-availableRead 15 October 2026ASUS US release reposted by APH Networks, 2020-06-19: purchase today for 299.99 USD at Amazon, ASUS Official Store, B&H, Micro Center and Newegg. The lead sentence of the same release says 299 USD. Excludes sales tax.
Launch price (EU)
€3,4995Press releaseapple.com/de/newsroom/2026/03/apple-introduces-stunning-studio-display-xdrRead 10 October 2026Starts at 3,499 euro including VAT (Germany).
€3799Press articlecomputerbase.de/2020-06/asus-proart-monitore-pa248qv-pa278qvRead 15 October 2026ComputerBase, 2020-06-04: unverbindliche Preisempfehlung 379 Euro for the PA278QV, a German recommended price including VAT. The Spanish launch article also gives 379 EUR.
Markets
US, DE, GB6Maker product pageapple.com/shop/buy-mac/studio-display-xdrRead 10 October 2026US, German and UK Apple Store pages list the product for sale. Apple states pre-order in 35 countries and regions.
US, EU8Press articleprofesionalreview.com/2020/05/27/asus-anuncia-los-monitores-proart-pa248qv-y-pa278qvRead 15 October 2026Spain and Germany from the launch articles. EPREL lists the model in the EU and EEA countries. US from the launch release.
Colours
Silver3Maker product pageapple.com/studio-display-xdrRead 10 October 2026The Apple Store image description names the silver colour.
Black3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Specifications summary p 3-10: Colors Black.
Segment
Creator4Press releaseapple.com/newsroom/2026/03/apple-unveils-new-studio-display-and-all-new-studio-display-xdrRead 10 October 2026Apple presents it for pro workflows such as HDR video editing, design and print, and diagnostic radiology. It has no segment label.
Creator2Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qvRead 15 October 2026Designed for creative professionals, from photo and video editing to graphic design.

Display

8 of 12 differ
Screen size
27in(68.6 cm)1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
27in(68.6 cm)1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Panel Size (inch) 27.
Viewable screen diagonal
Not available
Not available
Native resolution
5120 × 2880px1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
2560 × 1440px1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Resolution 2560x1440.
Aspect ratio
16:92Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 20267EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026
16:91Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Aspect Ratio 16:9.
Pixel density
217.6ppi
108.8ppi
Pixel pitch
Not available
0.2331mm3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026p 3-10: 0.2331 mm x 0.2331 mm. The page rounds it to 0.233 mm.
Active display area
Not available
Width596.74Height335.66mm(23.5 × 13.2 in)1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Display Viewing Area (H x V) 596.74 x 335.66 mm.
Curved
Not available
No6Spec databaseshop.aodatacloud.es/wp-content/uploads/datasheet_90LM05L1-B03370.pdfRead 15 October 2026Distributor product sheet for code 90LM05L1-B03370, publication date 23-JUL-2025: Forma de la pantalla Plana (flat). The sheet is a copy of maker data, not an ASUS document.
Curvature radius
Not available
Not available
Screen surface
Glossy8Reviewrtings.com/monitor/reviews/apple/studio-display-xdrRead 10 October 2026Review text describes the standard glossy coating. A nano-texture matte glass is a separate option.
Matte1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Display Surface: Anti-Glare. The Amazon US listing also says Matte.
Anti-reflection coating
Custom antireflective coating2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Custom antireflective coating on the standard cover glass. Reflectance 1.65 percent (typical, SCI).
Anti-Glare1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Display Surface, verbatim.
Touchscreen
Not available
No6Spec databaseshop.aodatacloud.es/wp-content/uploads/datasheet_90LM05L1-B03370.pdfRead 15 October 2026Same sheet: Pantalla tactil: no.

Panel

21 of 31 differ
Panel type
IPS8Reviewrtings.com/monitor/reviews/apple/studio-display-xdrRead 10 October 2026Public featured results list panel type LCD, sub-type IPS. Tested configuration is standard glass with the tilt- and height-adjustable stand.
IPS1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Panel Type: IPS.
Panel type (as published)
IPS LCD with oxide TFT2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Spec table: 27-inch IPS LCD with oxide TFT technology.
IPS1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Panel Type, verbatim.
Backlight
Mini-LED2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026
Not available
Local dimming
Yes2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Mini-LED backlight with 2304 full array local dimming zones.
Not available
Dimming zones
2,3041Maker product pageapple.com/studio-display-xdr/specsRead 10 October 20262Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026
Not available
Panel maker
Not available
Innolux7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 2026Review of 2020-11-02: panel Innolux M270KCJ-L5B (AAS IPS). Not confirmed by ASUS or a teardown. Panels can change between production runs.
Panel part number
Not available
M270KCJ-L5B7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 2026Innolux M270KCJ-L5B, as above.
Panel generation
Not available
Not available
Subpixel layout
Not available
RGB stripe7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 2026Review: standard RGB stripe, with no text fringing concerns.
Colour depth
10bits2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Apple states over 1 billion colors. Native or FRC is not published.9Press articletftcentral.co.uk/news/apple-unveil-updated-studio-display-and-studio-display-xdr-modelsRead 10 October 2026TFTCentral states 10-bit colour depth and 1.07 billion colours. Apple states over 1 billion colours. Native or FRC is not published.
8bits1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Display Colors 16.7M, which is 8 bits per channel. The review confirms true 8-bit.
Colour depth method
Not available
Native7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 2026Review spec list: 16.7 million colours, 8 bits per subpixel without dithering (true 8-bit).
Displayable colours
Over 1 billion2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Published as over 1 billion colors. The Apple spec page says 1 billion.
16.7 million1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Display Colors 16.7M.
sRGB coverage
Not available
100%1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Color Space (sRGB) 100%. The page also says 100% Rec. 709. Coverage or volume and the CIE basis are not stated. The reviewer measured 99% sRGB with adjusted settings.
DCI-P3 coverage
Not available
Not available
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
81%2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Text: the wide gamut increases coverage of BT.2020 to 81 percent. The CIE basis is not stated. The press release says more than 80 percent.
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Every unit goes through a factory calibration on the assembly line. Each is individually calibrated with Apple CMF 2026.
Yes2Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qvRead 15 October 2026Factory calibrated and Calman Verified.
Claimed Delta E
Not available
22Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qvRead 15 October 2026Published as Delta E < 2. The colour space and whether it is an average or maximum are not stated. The German tab says Color Accuracy dE <= 2. Bound stored as 2.
Paper calibration report in box
Not available
Yes1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Accessories (varies by region) list a Color pre-calibration report. The manual says Color calibration testing report.
Hardware calibration support
Yes2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Custom calibration methods save their calibration to the display itself. The Full Calibration method is marked as available in a future software update.
Not available
Static contrast ratio
Not available
1,000:11Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Contrast Ratio (Typ.) 1000:1. The manual's 100,000,000:1 with ASCR on is dynamic and not stored.
Brightness (typical, SDR)
600nits2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Text: under typical conditions up to 600 nits of SDR brightness. In brighter lighting it can rise to 1000 nits. No window size is stated.
350nits1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Brightness (Typ.) 350 cd/m2. Window and mode are not stated. The manual says the same.
Brightness (maker minimum)
Not available
Not available
Peak brightness (HDR)
2,000nits1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Up to 2000 nits peak HDR brightness. Apple notes the peak applies below 25 C.2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 20262000 nits peak HDR.
Not available
HDR peak test window
40%2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Peak of 2000 nits across 40 percent of the display, in temperatures below 25 C.
Not available
Full-screen brightness
1,000nits1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Up to 1000 nits SDR. The white paper states 1000 nits sustained across the whole display below 25 C.2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 20261000 nits SDR sustained across the entire display indefinitely in environments up to 25 C.
Not available
HDR formats
Not available
Not available
HDR certification
Not available
None4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_384209_EN.pdfRead 15 October 2026Energy class and on-mode power for HDR are n.a., so HDR is not implemented. ASUS lists no HDR format or DisplayHDR level. Stored as none.
Viewing angle (horizontal)
178°2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Apple states 89 degrees left, right, up and down. The stored value is the exact sum of both sides.
178°1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Viewing Angle (CR>=10, H/V) 178/178.
Viewing angle (vertical)
178°2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026
178°1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Viewing Angle (CR>=10, H/V) 178/178.

Refresh rate and motion

12 of 22 differ
Refresh rate per resolution and port
AApple Studio Display XDR
Refresh rate per resolution and port. The top rate is in bold.
ResolutionThunderbolt 5
5120 × 2880Native120Hz
Source1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Apple lists 120Hz with Adaptive Sync at 5K. Macs with M1, M1 Pro, M1 Max, M1 Ultra, M2 and M3 chips support up to 60Hz. Bit depth, chroma and DSC are not published.2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Text: 120Hz refresh rate at full 5K Retina resolution. Adaptive range 47-120Hz.
BASUS ProArt Display PA278QV
Refresh rate per resolution and port. The top rate is in bold.
ResolutionPort not listed
2560 × 1440Native75Hz
Source1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Refresh Rate (Max) 75Hz at the 2560x1440 native resolution. The manual's supported-mode list has 2560x1440 at 74.924 Hz. The page does not say which input carries 75 Hz, so no input is stored. Bit depth and chroma are not stated.
Max refresh rate
120Hz
75Hz
Max refresh rate at native resolution
120Hz
75Hz
Max refresh rate over DisplayPort
Not available
Not available
Max refresh rate over HDMI
Not available
Not available
Max refresh rate over USB-C
120Hz
Not available
Max refresh rate at 10-bit
Not available
Not available
Native refresh rate
120Hz1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
75Hz1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Refresh Rate (Max) 75Hz, with a digital signal frequency of 46~75 Hz (V).
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-Sync1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Apple names the feature Adaptive Sync. It does not name a VESA certification.
Adaptive-Sync1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026VRR Technology: Yes (Adaptive-Sync). ASUS does not claim FreeSync or G-SYNC Compatible. The reviewer found FreeSync and G-SYNC Compatible working, but Nvidia had not validated it.
VRR range per port
AApple Studio Display XDR
InputMin (Hz)Max (Hz)
Thunderbolt47120
Source2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Adaptive Sync tracks content frame rates down to 47Hz, up to 120Hz. Apple says it is delivered over DisplayPort signalling, which here is carried over Thunderbolt.
BASUS ProArt Display PA278QV
InputMin (Hz)Max (Hz)
DisplayPort4875
HDMI4875
Source2Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qvRead 15 October 2026Adaptive-Sync technology (48~75Hz). The manual says it works on DisplayPort and HDMI only, so both are stored.
Low framerate compensation
Not available
No7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 2026Review: FreeSync range 48-75 Hz, FreeSync deactivates below 48 FPS, and LFC is not supported.
Response time (maker GtG claim)
Not available
5ms1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Response Time 5ms (GTG). The manual says < 5 ms (grey to grey). The bound is kept as 5. Overdrive (Trace Free) level is not stated.
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Not available
Not available
Motion blur reduction
Not available
Yes3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026OSD p 3-2: Rapid Rendering Mode simulates high refresh rate performance by generating different backlight frequencies. It works only at 75 Hz with Adaptive-Sync off. The review calls it a strobe backlight mode. The page lists Motion Sync: Yes.
Blur-reduction technology
Not available
Rapid Rendering3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026OSD p 3-2: Rapid Rendering Mode.
Blur reduction works with VRR
Not available
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026OSD p 3-2: to activate Rapid Rendering, turn off Adaptive-Sync.
Flicker-free (claimed)
Not available
Yes1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Flicker-free: Yes. Certificate list names TUV Flicker-free.
Black frame insertion
Not available
Not available

Measured

5 of 12 differ
Input lag at maximum refresh rate
Not available
5.12ms7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 20265.12 ms at 75 Hz (the highest rate), SMTT 2.0 with a camera and over 30 repeat readings, Windows 10, GTX 1080 Ti over DisplayPort. Adaptive-Sync was off, since the reviewer could not measure with it on. MonitorNerds says 8 ms with no method, which is not used.
Input lag at 60 Hz
Not available
6.73ms7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 20266.73 ms at 60 Hz, same method.
Average response time (measured)
Not available
Not available
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
990:17Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 2026Average 990:1 with only brightness changed, measured with an X-Rite i1Display Pro after a 2 hour warm-up and no ICC profile. The peak was 1036:1 in the sRGB preset and 965:1 under the reviewer's test settings.
SDR brightness (measured)
Not available
431nits7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 2026431 cd/m2 white at 100% brightness, X-Rite i1Display Pro, Rapid Rendering off. Minimum 57 cd/m2 at 0%. Window size is not stated. MonitorNerds gives 435 cd/m2 without conditions.
HDR brightness in a real scene (measured)
Not available
Not available
PWM flicker frequency (measured)
Not available
20kHz7Measurementpcmonitors.info/reviews/asus-pa278qvRead 15 October 2026Review: the PA278QV uses PWM with a cycling frequency of about 20 kHz to reduce backlight brightness, which TUV Rheinland counts as flicker free. The review does not say how the figure was found.
VRR range (measured)
Not available
Not available
Colour accuracy (measured Delta E)
Not available
Not available
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available

Connectivity

14 of 19 differ
Video inputs
AApple Studio Display XDR
TypeVersionCountMax bandwidth (Gbps)
Thunderbolt51120
Source1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026One upstream Thunderbolt 5 port for the host. The downstream port is not a video input. Apple states up to 120Gb/s for the Thunderbolt 5 ports.
BASUS ProArt Display PA278QV
TypeVersionCount
DisplayPort1.21
Mini DisplayPortNot available1
HDMI1.41
DVINot available1
Source1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026DisplayPort 1.2 x 1, Mini DisplayPort x 1, HDMI (v1.4) x 1, Dual-Link DVI x 1. Mini DisplayPort and DVI versions are not stated. HDCP is listed as Yes without a version. Raw link bandwidth is not stated. PCMonitors lists two HDMI and two DVI ports, which conflicts with ASUS and the manual's rear view, and is not used.
HDMI ports
0
1
DisplayPort ports
0
2
Highest HDMI version
Not available
1.4
Highest DisplayPort version
Not available
1.2
HDMI features
Not available
Not available
USB-C video (DP Alt Mode)
Yes2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Text: Windows and Linux hosts use DisplayID and EDID through USB-C Alt Mode or Thunderbolt 5.
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Back view p 1-4 is the complete port list: Kensington slot, power switch, AC-IN, DVI, HDMI, DisplayPort, Mini DisplayPort, audio-in, earphone jack, USB Type-B and USB Type-A. No USB-C.
USB-C power delivered
140W1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Apple states 140W host charging on the upstream Thunderbolt 5 port.
Not available
Thunderbolt
51Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
Not available
USB upstream ports
AApple Studio Display XDR
Not available
BASUS ProArt Display PA278QV
ConnectorUSB versionCount
USB-B3.2 Gen 11
Source3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Back view p 1-4: USB 3.2 Gen 1 Type-B for the upstream cable.
USB downstream hub ports
AApple Studio Display XDR
ConnectorUSB versionCount
USB-C10 Gbps2
Source1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Two USB-C ports at up to 10Gb/s. The downstream Thunderbolt 5 port is not counted.
BASUS ProArt Display PA278QV
ConnectorUSB versionCount
USB-A3.2 Gen 14
Source1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026USB Hub: 4x USB 3.2 Gen 1 Type-A. The manual adds one Type-B upstream port.
KVM switch
Not available
Not available
Daisy chain (MST)
Yes1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 20264Press releaseapple.com/newsroom/2026/03/apple-unveils-new-studio-display-and-all-new-studio-display-xdrRead 10 October 2026Second Thunderbolt 5 port for daisy-chaining displays.
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Specifications p 3-10: Digital Output No.
Ethernet
No1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026The back view port list has no Ethernet socket.
3.5 mm headphone output
No1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Apple lists the complete connections as two Thunderbolt 5 and two USB-C ports. No headphone jack, microphone jack, optical out or Ethernet port is listed. The RTINGS review also notes there is no HDMI input.
Yes1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Earphone Jack: Yes.
3.5 mm microphone input
No1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Back view p 1-4: the audio-in port connects a PC audio source by the bundled audio cable, so it is a line input for the speakers. No microphone input.
Optical out
No1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026The back view port list has no optical output.
Picture in picture
Not available
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026The OSD menus on pp 3-1 to 3-9 (ProArt Preset, Blue Light Filter, ProArt Palette, Image, Sound, Input Select, System Setup, Shortcut) have no PIP or PBP function.
Picture by picture
Not available
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026The OSD menus on pp 3-1 to 3-9 have no PIP or PBP function.

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

4 of 5 differ
Speakers
Yes1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
Yes1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Speaker: Yes (2Wx2).
Number of speakers
61Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Six-speaker system with force-cancelling woofers. The press release names four woofers and two tweeters.
21Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Speaker: Yes (2Wx2).
Speaker power per channel
Not available
2W1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 20262W x 2, so 2 W per speaker. The manual says 2 W x 2 Stereo, RMS.
Webcam
Yes1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
Not available
Microphone
Yes1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
Not available

Ergonomics and controls

10 of 15 differ
Stand height adjustment
105mm1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Total of 105 mm on the tilt- and height-adjustable stand. The April 2026 white paper text says 120 mm, which does not match the published 47.8 cm bottom and 58.3 cm top heights.
150mm1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Height Adjustment: 0~150mm.
Tilt
Forward5°Backward25°1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Tilt -5 to +25 degrees.
Forward5°Backward35°1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Tilt: Yes (+35 to -5 degrees). 5 degrees forward, 35 backward, as the manual shows.
Swivel
Not available
Left90°Right90°1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Swivel: Yes (+90 to -90 degrees).
Pivot
Not available
Counterclockwise90°Clockwise90°1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Pivot: Yes (+90 to -90 degrees).
Removable stand
No3Maker product pageapple.com/studio-display-xdrRead 10 October 2026The RTINGS review states the stand cannot be removed. A VESA mount adapter configuration replaces the stand at purchase.8Reviewrtings.com/monitor/reviews/apple/studio-display-xdrRead 10 October 2026Review text: the stand does not offer swivel adjustment and cannot be removed.
Yes3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Detaching the arm/base p 2-2: the detachable arm and base is designed for VESA wall mount.
VESA mount
100 x 1001Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Applies to the optional VESA mount adapter configuration only. The stand configuration has no VESA mount.
100 x 1001Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026VESA Wall Mounting: 100x100mm.
VESA adapter needed
Not available
Not available
Security lock slot
Not available
Yes1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Kensington Lock: Yes.
On-screen menu controls
Not available
Buttons3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Front view p 1-2: power, Menu, Close, QuickFit and two Shortcut buttons. No joystick.
Desktop software
Not available
Not available
User firmware updates
Yes1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Apple footnote: camera features and firmware updates require a connected Mac.
Not available
Ambient light sensor
Yes2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026Dual ambient light sensors, front and rear.7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026Sheet item 17 states automatic brightness control is present.
Not available
Presence sensor
No7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026Sheet item 19 states no room presence sensor.
Not available
RGB lighting
Not available
Not available
Gaming menu features
Not available
Not available

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

4 of 7 differ
Dimensions with stand
Width623Height (lowest)478Height (highest)583Depth214mm(24.5 × 18.8 to 23 × 8.4 in)1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Tilt- and height-adjustable stand: 47.8 cm high at the bottom position, 58.3 cm at the top position, 62.3 cm wide, 21.4 cm deep.
Width615Height (lowest)382Height (highest)532Depth226mm(24.2 × 15 to 20.9 × 8.9 in)1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 202661.50 x 53.20 x 22.60 cm at the highest position, and 615 x (382~532) x 226 mm. The manual gives the same in mm with highest and lowest positions.
Dimensions without stand
Width623Height362Depth33mm(24.5 × 14.3 × 1.3 in)1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026VESA mount adapter configuration (no stand): 36.2 cm high, 62.3 cm wide, 3.3 cm deep. The adapter is part of this body.
Width615Height372Depth51mm(24.2 × 14.6 × 2 in)1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Phys. Dimension without Stand 615 x 372 x 51 mm. The manual agrees.
Stand footprint
Not available
Not available
Weight with stand
8.5kg(18.7 lb)1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 202618.7 lb. Apple notes that weight varies by configuration and manufacturing process.
6.9kg(15.2 lb)3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026p 3-10: Weight (Esti.) 6.9 kg (Net), 4.7 kg (without stand), 9.2 kg (Gross). The ASUS spec page says 7.56 and 4.83 kg, the ASUS launch release 7.72 kg and a distributor datasheet 7.72 and 4.96 kg. The manual is used, as the maker's manual wins over the page. The model covers regional builds, so the true figure may vary. Cables are not stated.
Weight without stand
6.3kg(13.9 lb)1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026VESA mount adapter configuration, 13.9 lb. Apple does not say whether the cable is included.
4.7kg(10.4 lb)3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026p 3-10: 4.7 kg without stand. See the weight_with_stand_kg note for the conflicting figures.
Box dimensions
Not available
Not available
Box weight
Not available
Not available

Power

9 of 13 differ
Power supply
Internal7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026
Internal3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026p 3-10: AC input voltage 100~240V, with a power cord and no external adapter. EPREL says Internal.
Adapter rating
Not available
Not available
Input voltage
100-240 V AC, 50-60 Hz1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Line voltage 100-240V AC, 50-60Hz single phase.
100-240 V AC, 50/60 Hz1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Voltage 100-240V, 50/60Hz.
Power use (typical)
Not available
20.3W3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026p 3-10: Power On < 20.3 W (Typ.), measured at a screen brightness of 200 nits without audio, USB or card reader. The bound is stored. The ASUS page says 12.5 W, EPREL 21.6 W and the launch release < 58.67 W, which conflict.
Power use (max)
Not available
Not available
Power use SDR (EU label)
32.7W7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026On-mode power at standard dynamic range, 32.7 W, model A3348.
21.6W4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_384209_EN.pdfRead 15 October 2026On mode power demand in SDR 21.6 W. A distributor datasheet shows 32.1 W and class G, which conflicts with the EPREL record and is not used.
Power use HDR (EU label)
47.7W7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026On-mode power at high dynamic range, 47.7 W.
Not available
Standby power
0.5W7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026Standby 0.5 W. Off-mode is not applicable.
0.5W3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026p 3-10: Standby < 0.5 W (Typ.). EPREL says 0.5 W. Bound stored.
Off-mode power
Not available
0.3W4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_384209_EN.pdfRead 15 October 2026Off mode power demand 0.3 W. The manual and page say 0 W with the hard power switch off.
EU energy class SDR
G7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026
E4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_384209_EN.pdfRead 15 October 2026Energy Efficiency Class for SDR: E.
EU energy class HDR
G7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026
Not available
Energy per 1000 h SDR
33kWh10EU energy label (EPREL)apple.com/de/shop/browse/overlay/mac/studio_display_xdr/eu_energy_labelRead 10 October 2026EU energy label image for A3348 shows SDR class G and 33 kWh/1000h.
22kWh5EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_384209.svgRead 15 October 2026Energy label SDR 22 kWh/1000h, rounded from 21.6 W.
Energy per 1000 h HDR
48kWh10EU energy label (EPREL)apple.com/de/shop/browse/overlay/mac/studio_display_xdr/eu_energy_labelRead 10 October 2026The label shows HDR class G and 48 kWh/1000h.
Not available

Certifications

4 of 9 differ
VESA ClearMR
Not available
Not available
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Not available
TÜV Low Blue Light, TÜV Flicker-free1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Certificate list: TUV Low Blue Light and TUV Flicker-free.
Low blue light
Not available
Software3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026OSD p 3-3: the Blue Light Filter has levels 0 to 4. Level 4 complies with TUV Low Blue Light certification. It is a selectable picture setting.
ENERGY STAR
Yes1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026Apple lists ENERGY STAR certified.
Yes3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Notices p iv: ENERGY STAR complied product. The compliance list on p 3-11 names Energy Star. sRGB mode meets Energy Star requirements.
TCO Certified
Not available
Not available
EPEAT
Not available
Not available
Colour certifications
Not available
Calman Verified1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Certificate list: Calman Verified.
Other certifications
Not available
Mac Compliance1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Certificate list: Mac Compliance.

In the box

2 of 2 differ
In the box
Studio Display XDR, Thunderbolt 5 Pro cable (1 m)1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
LCD monitor, Monitor base, Quick start guide, Warranty card, Power cord, HDMI cable, DisplayPort cable, DisplayPort cable (mini DP to DP), USB B to A cable, Audio cable, Color calibration testing report, ProArt welcome card3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PA278QV/PA278QV_English.pdfRead 15 October 2026Package contents p 1-1. HDMI, DisplayPort, mini DP to DP, USB B to A and audio cables are marked optional in the manual and are stored without the marker. The ASUS page says accessories vary by region.
Cables included
AApple Studio Display XDR
TypeCount
Thunderbolt 5 Pro cable (1 m)1
Source1Maker product pageapple.com/studio-display-xdr/specsRead 10 October 2026
BASUS ProArt Display PA278QV
Type
Power cord
HDMI cable
DisplayPort cable
DisplayPort-to-miniDP cable
USB Type-B to A cable
Audio cable
Source1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026Accessories (varies by region): USB Type-B to A cable, power cord, HDMI cable, DisplayPort-to-miniDP cable, DisplayPort cable, audio cable. Counts and regional bundles are not stated. The manual marks all signal cables as optional.

Warranty

2 of 2 differ
Manufacturer warranty (source market)
1year2Maker spec sheet (PDF)apple.com/studio-display-xdr/pdf/Studio_Display_XDR_Technology_Overview_White_Paper.pdfRead 10 October 2026One-year limited warranty from Apple.7EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2472489_EN.pdfRead 10 October 2026Minimum general warranty offered by the supplier, 1 year (EU sheet).
3years1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026LCD ZBD Warranty: Yes (3 yr). EPREL gives a minimum general guarantee of 3 years. Amazon US names 5 years with online registration, which is not the base term.
Dead pixel policy
Not available
LCD zero bright dot (ZBD) warranty, 3 years1Maker product pageasus.com/us/displays-desktops/monitors/proart/proart-display-pa278qv/techspecRead 15 October 2026LCD ZBD Warranty: Yes (3 yr). Market scope is not stated.

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