OLED#14 in our OLED rankingsBest 32-inch dual mode

ASUS ROG Swift OLED PG32UCDP review

A 32-inch WOLED that runs 4K at 240Hz or 1080p at 480Hz, with 90W USB-C and KVM: the flexible big-screen OLED.

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Quick verdict

The PG32UCDP is for players who want a big 4K OLED for immersive games and desk work but also want an esports mode. A button switches between 4K 240Hz and 1080p 480Hz in about five seconds. TFTCentral measured 0.48 ms response and 0.20 ms display lag, found text sharp thanks to an updated subpixel layout, and recorded very bright small HDR highlights at maximum brightness. Tom's Hardware names it the best 4K OLED in 2026.

The matte coating looks grainier than QD-OLED's semi-glossy finish, SDR brightness is modest, and TFTCentral found brightness drops to about 139 nits while the USB-C port is delivering 90W.

31.5″ · 4K · 240Hz · dual mode 1080p at 480Hz · WOLED (LG Display) · BFI at 120Hz

Buy it if

  • You want 4K immersion plus a 480Hz mode for competitive games.
  • You dock a laptop over USB-C with KVM.
  • You play on console too.

Skip it if

  • You prefer a clearer semi-glossy look; see the PG32UCDM3.
  • You rely on high brightness while charging a laptop.

Key specifications

Specifications for ASUS ROG Swift OLED PG32UCDP
Exact modelPG32UCDP
Size / aspect31.5″ / 16:9
Resolution3840×2160
Refresh rate240Hz
Dual mode1920×1080 at 480Hz
Panel familyOLED
Panel subtypeWOLED (LG Display)
Subpixel layoutRGWB (improved order)
CoatingMatte anti-glare
CurvatureFlat
BacklightNot applicable (self-emissive)
Motion technologyELMB black frame insertion at 120Hz in SDR only (not with VRR)
Adaptive sync / VRRG-SYNC Compatible; FreeSync Premium Pro (certification pending at review)
HDRVESA DisplayHDR True Black 400
DisplayPort1x DisplayPort 1.4 with DSC
HDMI2x HDMI 2.1
USB-CDisplayPort Alt Mode with 90W power delivery
USB ports3 USB data ports
KVM switchYes
AudioNo speakers
StandAdjustable stand
VESA mountUnknown
Warranty3 years including burn-in (US)

Specifications are manufacturer-stated unless marked as measured. “Unknown” means we could not verify the value, not that it is zero or absent.

Advantages and drawbacks

Advantages

  • 4K 240Hz and 1080p 480Hz dual mode.
  • 0.48 ms response and 0.20 ms lag (TFTCentral).
  • 90W USB-C and KVM.
  • Very bright small HDR highlights at maximum brightness.
  • 3-year burn-in warranty.

Drawbacks

  • Matte coating looks grainier than semi-glossy QD-OLED.
  • About 270 nits SDR with Uniform Brightness.
  • Brightness limited to about 139 nits while delivering 90W.
  • ELMB only at 120Hz in SDR without VRR.

What independent testing reports

MetricReported resultConditionsSource
SDR brightness270 nitsMaximum, Uniform Brightness modeTFTCentral, September 10, 2024
HDR peak825 nitsHDR Gaming mode at 90% brightness settingTFTCentral, September 10, 2024
HDR peak1,365 nitsHDR Gaming mode at 100% brightness settingTFTCentral, September 10, 2024
Grey-to-grey response0.48 ms average240HzTFTCentral, September 10, 2024
Total display lag0.20 ms240HzTFTCentral, September 10, 2024
SDR brightness while charging at 90WAbout 139 nitsUSB-C power delivery at 90WTFTCentral, September 10, 2024

These are third-party results, not our tests. Different outlets use different methods, so compare numbers only within the same source.

Motion, response, and latency

TFTCentral measured 0.48 ms average response without overshoot and 0.20 ms display lag. In the 1080p 480Hz mode, frame duration halves to about 2.1 ms, at the cost of resolution. An OLED anti-flicker setting reduces VRR flicker by restricting the VRR range. ELMB is limited to 120Hz, SDR, and fixed refresh.

Image quality and HDR

TFTCentral measured 270 nits SDR with Uniform Brightness, 825 nits for small HDR highlights at 90% brightness, and 1,365 nits at 100%. Greyscale accuracy was excellent out of the box. The matte coating diffuses reflections but adds grain compared with semi-glossy QD-OLED.

Connectivity, PC, and console notes

DisplayPort 1.4 with DSC, two HDMI 2.1, USB-C with DisplayPort Alt Mode and 90W charging, three USB data ports, and KVM. HDMI 2.1 supports 4K 120Hz consoles.

Firmware: TFTCentral updated its review for firmware MCM103 (September 2024).

OLED care and warranty

ASUS OLED Care features include pixel shift, screen saver, and panel cleaning. TFTCentral reports a 3-year warranty including burn-in.

Warranty: TFTCentral reports a 3-year warranty including burn-in; ASUS's US OLED policy covers the PG32UCDM and newer models for 36 months including burn-in. Source: ASUS (ROG USA), October 7, 2024, checked September 30, 2026.

Alternatives worth comparing

Questions buyers ask

How long does switching modes take?

TFTCentral timed about five seconds using the Frame Rate Boost button.

Final recommendation

The PG32UCDP is the flexible 32-inch OLED: big-screen 4K and a fast esports mode in one monitor. If you do not need 480Hz, the PG32UCDM3 looks cleaner and has DisplayPort 2.1.

Sources

First published . Last substantive update .