Display
26.5" QD-OLED, 3840 x 2160 pixels
26.5
Refresh Rate
48 Hz - 240 Hz
48 Hz
Brightness
250 cd/m²
250 cd
Contrast Ratio
1500000 : 1
1500000
Overview
165 PPI on a QD-OLED is the number that makes this one unusual. Most OLED monitors sit around 139 PPI, because they are 31.5-inch 4K panels; squeezing the same 3840 x 2160 into 26.5 inches gives the PA27USD desktop-grade text sharpness on a panel with 1,500,000:1 contrast. Asus then treats it as a proper ProArt: hardware calibration, CalMAN Ready, a rated Delta-E under 1, 100% sRGB and 99% DCI-P3, plus Dolby Vision and HLG decoding that almost no desktop monitor offers. It still runs at 240 Hz with a 0.1 ms response, has 96 W USB-C with daisy-chaining and two HDMI 2.1 ports, and pivots. Burn-in care and 250 cd/m2 full-screen brightness are the honest costs.
BrandAsusPanel TypeQD-OLEDResolution3840 x 2160Refresh Rate48-240 Hz
Key Highlights
- 165 PPI - the sharpest QD-OLED density here, and rare on an OLED panel
- Hardware calibration, CalMAN Ready and a rated Delta-E under 1
- Dolby Vision and HLG decoding alongside HDR10 and DisplayHDR True Black 400
- 240 Hz with a 0.1 ms response - a creator panel that games
- 96 W USB-C with daisy-chaining, plus two HDMI 2.1 ports
Who Should Buy the Asus PA27USD
+ Best For
Colour-critical work on a small desk
165 PPI with Delta-E under 1
HDR mastering checks
Dolby Vision and HLG on a true-black panel
Creators who game
the same screen runs 4K at 240 Hz
Single-cable studios
96 W USB-C with daisy-chaining to a second display
× Not Ideal For
Eight-hour static layouts
OLED burn-in care applies to fixed toolbars
Bright studios
250 cd/m2 full-screen brightness wants controlled light
Audio monitoring
the 2 x 2 W speakers are a convenience only
Large-canvas work
at 26.5 inches, a 31.5-inch panel gives more room
Display Performance
Refresh Rate
48-240 Hz
esports refresh on a colour-critical monitor
Response Time
0.1 ms
instant for editing and gaming alike
Brightness
250 cd/m2 typical / 1000 peak
calibrated levels with HDR headroom
Contrast
1,500,000:1
the black floor HDR grading depends on
Colour Gamut
100% sRGB, 99% DCI-P3
held steady by hardware calibration
HDR
Dolby Vision / HLG / HDR10 / DisplayHDR True Black 400
a full professional stack
Gaming Performance
Refresh Rate240 Hzfull 4K at competitive refresh
Response Time0.1 msinstant transitions
VRR / Adaptive SyncVESA AdaptiveSync Display 240 Hzcertified tear-free operation
GPU Requirementa top-tier card for 4K at high frame rates
HDR & Brightness Reality
Two things make the HDR here professional rather than promotional. First, the format coverage: Dolby Vision and HLG alongside HDR10 means you can check what clients actually deliver, on the screen you graded on. Second, DisplayHDR True Black 400 with 1,500,000:1 contrast gives a real black floor, and 1000 cd/m2 handles highlights. The 250 cd/m2 full-screen figure is not a flaw - calibrated monitors are meant to sit there, which is why grading suites control their lighting.
Connectivity & Ports
HDMI2 x HDMI 2.1 (48 Gbps)two consoles, or a console plus a second machine
DisplayPortDisplayPort inputthe connection for 4K at 240 Hz
USB-C1 x USB-C, 96 W, DP Alt Moderuns and charges a workstation laptop
USB Hub2 x USB-A 3.2, KVM switch and daisy-chainingtwo machines, one keyboard
Audio Out3.5 mmplus 2 x 2 W speakers for convenience
Desk Fit & Ergonomics
Size / Footprint26.5-inch 16:9, 610 mm widecompact at 7.86 kg with the stand
StandIncluded, removable4.74 kg panel alone
VESA Mount100 x 100 mmstandard arm fit
Tilt5 degrees forward, 20 degrees backcomfortable for review work
Height AdjustSupportedset to eye level for calibrated viewing
Swivel / PivotBoth supportedrotates to portrait
Real-World Use Cases
hardware calibration with Delta-E under 1 and 99% DCI-P3
Dolby Vision and HLG decoding on a true-black panel
165 PPI sharpness in a 26.5-inch footprint
4K at 240 Hz on the same monitor
Pros & Cons
Pros
- 165 PPI the sharpest OLED density in this batch
- Hardware calibration, CalMAN Ready, Delta-E under 1
- Dolby Vision and HLG decoding, rare on any monitor
- 4K at 240 Hz with a 0.1 ms response
- 96 W USB-C with daisy-chaining and two HDMI 2.1 ports
Cons
- OLED burn-in care applies to static editing layouts
- 250 cd/m2 full-screen brightness needs controlled lighting
- 26.5 inches is small for multi-panel editing layouts
- 2 x 2 W speakers are a convenience, nothing more
Score & Ratings
9.4/10
Great
Model Information
7
| Specification | Value |
|---|---|
| Brand | Asus |
| Series | ProArt |
| Model | PA27USD |
| Model Alias | ProArt Display OLED PA27USD |
| Full Product Name | Asus ProArt Display OLED PA27USD |
| Model Year | 2026 |
| Available Colors | Black |
Display & Panel
6
| Specification | Value | What It Means |
|---|---|---|
| Screen Size | 26.5-inch | |
| Aspect Ratio | 16:9 | |
| Display Area | 84.96 % | |
| Panel Type | QD-OLED | QD-OLED - self-lit quantum-dot pixels, true blacks and rich colour. |
| Panel Technology | QD-OLED | |
| Screen Coating | Glossy OLED |
Resolution & Pixel Details
3
| Specification | Value | What It Means |
|---|---|---|
| Native Resolution | 3840 × 2160 pixels | |
| Pixel Density | 165 PPI | 165 PPI - unusually sharp for an OLED; most sit near 139 PPI. |
| Pixel Pitch | 0.155 mm |
Picture Quality & Color
2
| Specification | Value |
|---|---|
| Panel Bit Depth | 10 bits |
| Display Colors | 1073741824 colors |
Refresh Rate, Response & Gaming
1
| Specification | Value |
|---|---|
| Refresh Rate Range | 48 Hz - 240 Hz |
Ports & Connectivity
4
| Specification | Value |
|---|---|
| HDMI Ports | 2× HDMI 2.1 |
| HDMI Version | HDMI 2.1 |
| DisplayPort Input | 1× DisplayPort 2.1 |
| DisplayPort Version | DisplayPort 2.1 |
Audio, Camera, Network & Smart Features
1
| Specification | Value |
|---|---|
| Built-In Camera | No |
Ergonomics & Stand
4
| Specification | Value |
|---|---|
| VESA Mount | 100 × 100 mm |
| VESA Size | 100 × 100 mm |
| Removable Stand | Yes |
| Height Adjustment | Yes |
Dimensions, Weight & Design
2
| Specification | Value |
|---|---|
| Weight With Stand | 7.86 kg |
| Weight Without Stand | 4.74 kg |
Power & Operating Conditions
5
| Specification | Value |
|---|---|
| Power Input | 100V - 240V |
| AC Frequency | 50 Hz - 60 Hz |
| Typical Power Consumption | 32 W |
| Average Power Consumption | 32 W |
| Sleep Consumption | 0.5 W |
Certifications, Standards & Licenses
3
| Specification | Value |
|---|---|
| Energy Star | Energy Star |
| TÜV Flicker-Free | TÜV Rheinland Flicker-free |
| TÜV Low Blue Light | TÜV Rheinland Low Blue Light |
Frequently Asked Questions
01 Why is 165 PPI notable on an OLED? +
Because most OLED monitors are 31.5-inch 4K panels at around 139 PPI. Putting 3840 x 2160 into 26.5 inches gets you 165 PPI - closer to a 4K office panel - so text and fine detail hold up in a way OLEDs usually do not.
02 What does Delta-E under 1 mean in practice? +
It is a measure of colour error, and under 1 is generally treated as the threshold where the human eye stops noticing a difference from the reference. Combined with hardware calibration, it means what you see should match what you specified.
03 How does this compare with the PA32USD? +
Same idea, different size and density. The 32-inch gives you more canvas at 140 PPI; this 26.5-inch gives you sharper text at 165 PPI in a smaller footprint. Both do 240 Hz, Dolby Vision and hardware calibration.
04 Is 26.5 inches enough for editing? +
For photo and colour work, comfortably - and the density helps. For video timelines or multi-panel layouts, a 31.5-inch or an ultrawide gives you more room to spread out.
05 Should I worry about burn-in with editing software? +
It is the trade-off you accept with any OLED. Fixed toolbars and timelines are exactly what OLED dislikes. Asus OLED Care mitigates it, but if your day is eight hours of static UI, an IPS ProArt is the safer buy.
Reviews
DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT
SHEET № PA27USD