AOC Q27G4KD 27" QHD – 500Hz OLED Gaming Monitor

About the AOC Q27G4KD 27" QHD Gaming Monitor

The AOC Q27G4KD is built for competitive esports players who need every millisecond advantage. This monitor combines a 500Hz refresh rate with QD-OLED technology for the smoothest, most responsive gaming experience available. Whether you're climbing ranks in CS2, Valorant, or League of Legends, this display keeps up with your reflexes.

QD-OLED panels cost more than standard IPS or VA, but the difference is night and day. You get perfect blacks, infinite contrast, and colors that pop without oversaturation.

What This AOC Q27G4KD Does for You

That 500Hz refresh rate means your screen updates every 2 milliseconds. Combined with 0.03ms response time, you see enemies the instant they peek. No ghosting, no motion blur, just clean visuals in fast-paced shooters.

The 1440p resolution hits the sweet spot for competitive gaming. You get sharper details than 1080p without the GPU demands of 4K. Most high-end GPUs can push 300-500fps at 1440p in esports titles, so you're actually using that 500Hz capability.

QD-OLED technology delivers 1.5 million:1 contrast ratio and 99% DCI-P3 color coverage. DisplayHDR True Black 500 certification means proper HDR, not the fake stuff on cheaper monitors.

Display Technology That Matters

QD-OLED combines quantum dot color with OLED's per-pixel lighting. Each pixel lights up or turns completely off. That's why blacks look truly black, not the grey you get from backlit LCD panels.

The 27-inch size at 1440p gives you 109 pixels per inch. Text stays sharp, games look detailed, and you don't need to sit too close. Delta E < 2 color accuracy means content creators can use this for editing work too.

Perfect For

• Competitive esports players in CS2, Valorant, Apex Legends who need fastest response times with high-end graphics cards
• Streamers who want premium visuals for their audience while maintaining performance
• Tech enthusiasts upgrading from IPS panels who want OLED picture quality
• Content creators needing color-accurate display with Delta E < 2 certification

Why Buy from Mansa Computers

• 3-year Singapore warranty with AOC service support
• Fast WhatsApp inquiry response
• Open 7 days a week for support
• Home delivery available

Technical Specifications Summary

Panel Type
QD-OLED

Screen Size
27 inches

Resolution
2560 x 1440 (QHD)

Refresh Rate
500Hz

Response Time
0.03ms (GtG)

Contrast Ratio
1,500,000:1

Color Gamut
99% DCI-P3, Delta E < 2

HDR Support
DisplayHDR True Black 500

The AOC Q27G4KD 27" QHD gives competitive gamers the tools they need to perform at their best. Ready to upgrade your setup? Questions about compatibility or specs? We're here to help.

Model Name
Q27G4KD

Panel Size
26.5" (viewable)

Resolution
2560 × 1440 (QHD)

Panel Type
QD-OLED (Quantum Dot OLED)

Refresh Rate
500 Hz

Response Time
0.03 ms (GtG)

Brightness
300 cd/m² (100% APL typical)

Contrast Ratio
1,500,000 : 1 (Typical)

Color Gamut
sRGB 100% (CIE1931) / DCI-P3 99% (CIE1976)

Viewing Angle
178° (H) / 178° (V) (CR > 10)

Display Colors
1.07 Billion

Aspect Ratio
16:9

Contrast Technology / HDR
VESA DisplayHDR True Black 500

General Features
QD-OLED
Adaptive-Sync
Flicker-Free
Shadow Control
Game Color
Low Input Lag
PIP / PBP

Interface / Connectivity
2 × HDMI 2.1
1 × DisplayPort 2.1
2 × USB 3.2 Gen1

HDCP Version
HDMI & DisplayPort HDCP 2.2

Height Adjustment
130 mm

Tilt
-5° ~ 20°

Swivel
-20° ~ 20°

Pivot
N/A

Wall Mount
100 × 100 mm VESA

Product without Stand (mm)
357.7 (H) × 609.3 (W) × 54.97 (D)

Product with Stand (mm)
407.7 ~ 537.7 (H) × 609.3 (W) × 240 (D)

Packaging (mm)
481 (H) × 820 (W) × 159 (D)

Product without Stand (kg)
5.08 kg

Product with Stand (kg)
6.54 kg

Packaging Weight
9.75 kg

3 YEARS WARRANTY (ONSITE PICKUP)

MPGS Singapore Pte. Ltd.
3 Ang Mo Kio St 62 #07-01, Link@AMK,
Singapore 569139
Contact: 6286 7333

Frequently Asked Questions About AOC Q27G4KD 27" QHD

Does the AOC Q27G4KD support NVIDIA G-SYNC and AMD FreeSync?

Yes, this monitor supports both G-SYNC Compatible and FreeSync Premium Pro. Variable refresh rate eliminates screen tearing across NVIDIA and AMD GPUs for smooth gameplay.

Will my GPU be able to push 500Hz at 1440p?

In competitive esports titles like CS2, Valorant, and League of Legends, RTX 4070 or better can hit 300-500fps at 1440p. AAA games won't reach 500fps, but you still benefit from lower latency and smoother motion.

What cables do I need for a 500Hz OLED gaming monitor at 1440p?

You need DisplayPort 2.1 cable (included). HDMI 2.1 maxes out at 240Hz for this resolution. Make sure your GPU has DisplayPort 1.4 or newer for full 500Hz support.

What warranty coverage does this monitor include?

3-year Singapore warranty with AOC service support. OLED burn-in is covered under normal use. Fast WhatsApp response from Mansa if you need help or have questions.

How does this compare to ASUS ROG Swift OLED monitors?

Similar QD-OLED panel technology and 500Hz refresh rate, but AOC comes in at better value. You get same competitive performance without paying extra for ROG branding.

How long will it take to receive my purchase?

Standard Shipping - 3 to 5 days
Express Shipping - 1 to 2 days

Can I opt for store pickup?

Yes, we are open daily for collection from 11 AM - 6.30 PM.

Address: 1 Ubi View #01-22, Focus One Building Singapore 408555 (Door located nearest to carpark exit gantry)

We will contact you once your order is ready for collection!