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header-product AOC G4 Q27G4SDR 26.5" (67.3 cm) QD-OLED Quad HD (2560×1440) gaming monitor, 0.03 ms, 16:9, VESA, USB 3.2 Gen 1
542.99 €
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AiO.lv Computer Components Computer Peripherals Monitors AOC

AOC G4 Q27G4SDR 26.5" (67.3 cm) QD-OLED Quad HD (2560×1440) gaming monitor, 0.03 ms, 16:9, VESA, USB 3.2 Gen 1

AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 1
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AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 8
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AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 10
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 11
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 12
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AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 1
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 2
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AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 8
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 9
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 10
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 11
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 12
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 13
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 14
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 15
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 1
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 2
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 3
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 4
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 5
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 6
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 7
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 8
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 9
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 10
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 11
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 12
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 13
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 14
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 15
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 1
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 2
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 3
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 4
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 5
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AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 7
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 8
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 9
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 10
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 11
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 12
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 13
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 14
AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor Photo 15
AOC G4 Q27G4SDR 26.5" (67.3 cm) QD-OLED Quad HD (2560×1440) gaming monitor, 0.03 ms, 16:9, VESA, USB 3.2 Gen 1
542.99 €
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AOC G4 Q27G4SDR 26.5" (67.3 cm) QD-OLED Quad HD (2560×1440) gaming monitor, 0.03 ms, 16:9, VESA, USB 3.2 Gen 1

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AOC G4 Q27G4SDR 26.5" (67.3 cm) QD-OLED Quad HD (2560×1440) gaming monitor, 0.03 ms, 16:9, VESA, USB 3.2 Gen 1

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Short description

AOC G4 Q27G4SDR is a 26.5" (67.3 cm) QD-OLED Quad HD monitor with 2560×1440 resolution, 16:9 aspect ratio and ultra-fast 0.03 ms response time. It offers wide 178° viewing angles, high contrast and a flat screen for gaming or content creation. Features include VESA mounting, height adjustment and a built-in USB 3.2 Gen 1 hub. Colour: Black/Red.
Available at price 542.99 €: 5 pcs.
Total available for order: 261 pcs.
Warranty: 2 Years
SKU: 11675889
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From 8.91 € (Weight: 10.60 kg)
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Product information

Description

The AOC G4 Q27G4SDR QD-OLED monitor delivers QHD resolution on a 26.5" (67.3 cm) panel with a 360 Hz refresh rate and ultra-fast response time. Its QD-OLED technology provides wide colour reproduction and deep contrast, while HDR400 TrueBlack enhances highlight and shadow detail. The monitor includes a built-in USB hub, ergonomic height-adjustable stand, VESA mounting support and connectivity suitable for modern gaming setups.

Advantages

High refresh rate and minimal response time reduce motion blur and input lag for smoother competitive gameplay. QD-OLED panel technology offers vivid colours and very high contrast for improved image depth. HDR400 TrueBlack increases dynamic range in supported content. Integrated USB 3.2 Gen 1 hub and ergonomic adjustments add convenience for everyday use and extended sessions.

Suitable for

  • Competitive and fast-paced gaming
  • High-frame-rate PC setups with HDMI 2.1 / DisplayPort-capable GPUs
  • Content that benefits from wide colour gamut and deep contrast (games, movies)
  • Workstations requiring an adjustable display and USB connectivity

Key specifications

  • Screen size: 67.3 cm (26.5")
  • Resolution: 2560 x 1440 (Quad HD)
  • Panel type: QD-OLED (OLED)
  • Aspect ratio: 16:9
  • Refresh rate: 360 Hz
  • Response time: 0.03 ms
  • Typical contrast ratio: 150000:1
  • Viewing angles: 178° horizontal / 178° vertical
  • Built-in USB hub (USB 3.2 Gen 1)
  • VESA mount compatible
  • Energy consumption (SDR): 25 kWh / 1000 h

How to use

Place the monitor on a stable surface or mount it using a compatible VESA arm. Connect to your PC or console using the appropriate video output (HDMI 2.1 or DisplayPort) and plug peripherals into the built-in USB hub if required. Adjust the screen height and tilt for ergonomic viewing. Enable G-Sync compatibility or adaptive sync in your graphics driver settings for tear-free gameplay. Use the on-screen menu to fine-tune colour, brightness and HDR settings according to ambient light and personal preference.

Usage recommendations

For prolonged use at high brightness or with static UI elements, enable screen savers or use varied content to reduce the risk of image retention. Keep firmware and GPU drivers updated and use supported HDMI/DisplayPort cables to ensure full 360 Hz and HDR functionality.

Specifications

Display diagonal: iagonal of the visible part of the screen expressed in centimeters and inches.
26.5 "
Display resolution:
2560 x 1440
HD type:
Quad HD
Panel type:
OLED
Display technology:
QD-OLED
Pixel pitch:
0.229 x 0.229
Response time:
0.03 ms
Contrast ratio (typical):
150000:1
Screen shape:
Flat
Built-in USB hub:
Yes
VESA mounting:
Yes
Energy efficiency class (SDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
E
Energy efficiency class (HDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
G
Energy consumption (SDR) per 1000 hours: Power consumption in switched-on state expressed in W.
25 kWh
Energy consumption (HDR) per 1000 hours: Power consumption in switched-on state expressed in W.
29 kWh
Product colour:
Black, Red
All features

Display

Display diagonal: iagonal of the visible part of the screen expressed in centimeters and inches.
26.5 "
Display technology:
QD-OLED
HD type:
Quad HD
Panel type:
OLED
Display resolution:
2560 x 1440
Pixel pitch:
0.229 x 0.229
Response time:
0.03 ms
Contrast ratio (typical):
150000:1
Viewing angle, vertical:
178 °
Viewing angle, horizontal:
178 °
Display diagonal (metric):
67.3 cm
Native aspect ratio:
16:9
Pixel density:
110.84 ppi
Display number of colours:
1.07 billion colours
Touchscreen:
No
Anti-glare screen:
Yes
Adobe RGB coverage:
98 %
High Dynamic Range (HDR) supported:
Yes
High Dynamic Range (HDR) technology:
DisplayHDR 400 True Black
Surface hardness:
2H
DCI-P3 coverage:
99.1 %
Colour gamut standard:
Adobe RGB, DCI-P3, sRGB
Response time measurement type:
GTG (Gray to Gray)

Design

Screen shape:
Flat
Product colour:
Black, Red
Panel mounting interface:
100 x 100
Market positioning:
Gaming
Detachable stand:
Yes
Front bezel colour:
Black
Frameless design:
Yes

Ports & interfaces

HDMI ports quantity:
2
DisplayPorts quantity:
1
Headphone out:
Yes
Built-in USB hub:
Yes
USB hub version:
3.2 Gen 1 (3.1 Gen 1)
USB Type-A downstream ports quantity:
2
HDMI version:
2.1
HDMI:
Yes
HDCP version:
2.2
DisplayPort version:
1.4
Number of USB Type-B upstream ports quantity:
1

Ergonomics

Swivel angle range:
-30 - 30
Tilt adjustment:
Yes
Cable lock slot type:
Kensington
VESA mounting:
Yes
Adjustable height (max):
130 mm

Performance

HDCP:
Yes
sRGB coverage (typical):
147.6 %
Picture-in-Picture:
Yes
Flicker-free technology:
Yes
Low Blue Light technology:
Yes

Technical details

Compliance certificates:
CB, CE, EAC, Federal Communications Commission (FCC), REACH, RoHS, TÜV mark, WEEE

Other features

Headphone outputs:
1
Maximum refresh rate:
360 Hz
Digital horizontal frequency:
30 - 510
Digital vertical frequency:
48 - 360
Power supply type:
Internal
Cable lock slot:
Yes
Height adjustment:
Yes
Tilt angle range:
-3 - 21.5
Pivot:
Yes
Swivelling:
Yes
Pivot angle:
-90 - 90
Local dimming:
Yes
Weight (without stand):
4990 g
Height (without stand):
357.7 mm
Depth (without stand):
58.2 mm
Brand specific technologies:
Crosshair
Low input lag:
Yes
FPS counter:
Yes
Shadow control:
Yes
Dial point:
Yes
Warranty period:
3 year(s)

Power

Energy efficiency class (SDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
E
Energy efficiency class (HDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
G
Energy consumption (SDR) per 1000 hours: Power consumption in switched-on state expressed in W.
25 kWh
Energy consumption (HDR) per 1000 hours: Power consumption in switched-on state expressed in W.
29 kWh
Power consumption (typical): Power consumption in switched-on state expressed in W.
72 W
Power consumption (off):
0.3 W
Power consumption (standby):
0.5 W
Energy efficiency scale: Range of energy efficiency levels classifying devices from most to least energy-efficient.
A to G

Weight & dimensions

Weight (with stand):
6870 g
Width (with stand):
609.3 mm
Height (with stand):
537.4 mm
Depth (with stand):
207.7 mm
Width (without stand):
609.3 mm

Packaging content

Cables included:
AC, DisplayPort, HDMI, USB Type-A to USB Type-B
HDMI cable length:
1.8 m
DisplayPort cable length:
1.8 m

Packaging data

Package weight:
10100 g
Package depth:
159 mm
Package height:
481 mm
Package width:
820 mm
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Instructions

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mmo_134865534_1762848795_1134_117756.pdf
aoc-Q27G4SDR-11675889.pdf

Description

Instructions

mmo_134865534_1761186917_0528_1387788.png
mmo_134865534_1762848795_1134_117756.pdf
aoc-Q27G4SDR-11675889.pdf
Machine translation. Load original

Reasons to buy

Three-Year Warranty OLED

Warranty included: 3-Year Warranty (Including coverage for OLED burn-in*) For more information, please refer to Warranty Information page. OLED burn-in* Warranty is covered only when the screen maintenance is performed in accordance with the instructions to be found here.

Three-Year Warranty OLED

360HZ Refresh rate

Be one step ahead of your opponent thanks to next-level equipment! With an incredible refresh rate of 360Hz, your monitor displays more images per second than average screens. Get smoother and faster gameplay than you have ever experienced before.

360HZ Refresh rate

VESA CERTIFIED DISPLAYHDR™ TRUE BLACK 400

The DisplayHDR™ True Black 400 brings you deeper, more accurate black levels, making your viewing experience richer and more immersive. No more washed-out dark scenes in movies and games. With TrueBlack400, you're in for a more realistic visual journey.

VESA CERTIFIED DISPLAYHDR™ TRUE BLACK 400

Low Input Lag

Unleash your reflexes by switching to the AOC Low Input Lag mode. Forget graphical frills: this mode rewires the monitor in favour of raw response time, giving the ultimate edge in hair trigger stand offs.

Low Input Lag

Ergonomic design

Ergonomic stand to maintain comfort and prevent strain during long gaming sessions. It offers a wide range of motion and easy height, tilt, and swivel adjustments, accommodating the proper ergonomics and your personal preferences.

ERGONOMIC DESIGN
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Energy label

Energy label
Q27G4SDR
Model

Device manufacturer code

AOC
Manufacturer

Device manufacturer

26.5 "
Display diagonal

iagonal of the visible part of the screen expressed in centimeters and inches.

E
Energy efficiency class (SDR)

Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.

G
Energy efficiency class (HDR)

Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.

25 kWh
Energy consumption (SDR) per 1000 hours

Power consumption in switched-on state expressed in W.

29 kWh
Energy consumption (HDR) per 1000 hours

Power consumption in switched-on state expressed in W.

Customer reviews

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Customer questions

FAQ

How much does the AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor cost, and is it available for purchase?

The price is 542.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 261 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 02.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All AOC products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized AOC service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display diagonal, display resolution, hd type, panel type, display technology, pixel pitch, response time, contrast ratio (typical), screen shape, built-in usb hub, vesa mounting, energy efficiency class (sdr), energy efficiency class (hdr), energy consumption (sdr) per 1000 hours, energy consumption (hdr) per 1000 hours, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for AOC G4 Q27G4SDR 26.5" QD-OLED Quad HD monitor?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
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