AOC AGON Pro AGP277QKDC Announced with a 27″ Tandem WOLED Panel and 540 / 720Hz Dual-Mode Refresh Rate
Originally published 20 April 2026, last updated 26 June 2026
AOC continue to expand their AGON Pro line-up by introducing the AGP277QKDC into their gaming arsenal. This is a 27″ screen and features a 4th Gen WOLED, 2560 x 1440 resolution and a super-high 540Hz native refresh rate, which can be boosted even further to 720Hz using a dual-mode function when dropping to a lower 720p / HD resolution. This model will also support DisplayPort 2.1 connectivity for uncompressed video signals and support for next-gen graphics cards.
This will be only the second model in AOC’s line-up to feature the latest Primary RGB Tandem WOLED panel from LG Display, and follows in the footsteps of their AGP277QKD which was announced in China back in January and features a lot of the same specs. This is the European release version.
Event coverage and hands on
AOC AGON Pro AGP277QKDC Specs
The screen is 27” in size (26.5” accurately) with a flat format. It features a 2560 x 1440 resolution, ~111 PPI pixel density, 0.03ms G2G response time spec, 1.5 million:1 contrast ratio, 335 nits brightness (SDR), 178/178 viewing angles, 10-bit colour depth using 1.07 billion colours and a wide colour gamut covering 99.5% of the DCI-P3 colour space.
The lightning fast 540 / 720Hz refresh rates, currently the fastest speeds reached in an OLED monitor, are supported by adaptive-sync for VRR from compatible systems, and is certified under the NVIDIA ‘G-sync Compatible’ schemes. For HDR the screen has been certified under the VESA DisplayHDR TrueBlack 500 tier, and has a peak brightness spec of 1500 nits (1.5%APL).
User comfort is also well taken care of with the monitor incorporating a full range of tilt, height, swivel and rotate adjustments, whilst Low Blue Light and Flicker-Free technologies are included to reduce eye strain and fatigue. The screen is equipped with an Anti-Glare screen coating to help minimise reflections. The screen comes with a 3-year warranty which includes coverage for OLED burn-in.
Connectivity
For connectivity there are 2x HDMI 2.1, 1x DisplayPort 2.1 (UHBR20), 2x USB-A data ports, USB Type-C (with DP Alt mode, data and 65W power delivery) and a headphone jack. In addition the screen also includes 2x 5W integrated speakers, a KVM switch function and PiP/PbP support for handling multiple video inputs.
Availability and pricing
Update 26/6/26: according to a later press release, the The AGON PRO AGP277QKDC will be available in the UK from September 2026 at an MSRP of £699. It’s expected to be available around late August across other European countries.
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