# Monitor ASUS ROG Strix OLED XG27UCDMG 26.5" QD‑OLED 4K 3840×2160 240Hz 0.03 ms USB hub KVM VESA

**URL:** https://aio.lv/en/product--asus-90lm0b20-b01971--11380941
**Data updated:** 2026-01-21 11:09 (EET)
**Category:** Monitors
**Manufacturer:** Asus
**Manufacturer code:** 90LM0B20-B01971
**EAN:** 4711387815243
**Warranty:** 3 Years
**Availability:** Available for order
**Price:** 843.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 697.51 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--asus-90lm0b20-b01971--11380941

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 8.49 EUR |

## Summary description

26.5" ASUS ROG Strix OLED XG27UCDMG is a 4K (3840×2160) QD‑OLED gaming monitor with 240 Hz max refresh, 0.03 ms GTG response, 1.073 billion colours and 1000 cd/m² peak brightness. Features include HDMI 2.1, DisplayPort 1.4, USB‑C with 90 W PD, built‑in USB 3.2 hub, KVM switch, NVIDIA G‑SYNC Compatible and FreeSync Premium, adjustable stand (height, tilt, swivel, pivot) and VESA mount support.

## Long description

The ASUS ROG Strix OLED XG27UCDMG is a 26.5" 4K Ultra HD monitor with QD‑OLED panel technology and a native resolution of 3840 x 2160. The display has a 16:9 aspect ratio, a flat screen and a very fast 0.03 ms response time. It supports wide 178° viewing angles and includes a built‑in USB hub, headphone output and VESA mounting compatibility for flexible setup.
Advantages
QD‑OLED panel delivers high contrast and vivid color reproduction while the extremely low response time minimizes motion blur for fast-moving content. The monitor’s 4K resolution provides detailed imagery suitable for gaming and multimedia, and VESA support plus a built‑in USB hub simplify installation and peripheral connections. Energy consumption values are specified for both SDR and HDR usage.
Suitable for
PC gaming at 4K resolution
Multimedia playback and video editing
General productivity with detailed visuals
Key specifications
Display diagonal: 26.5"
Resolution: 3840 x 2160 (4K Ultra HD)
Panel type: QD‑OLED (OLED)
Aspect ratio: 16:9
Screen shape: Flat
Response time: 0.03 ms
Maximum refresh rate: 240 Hz
Contrast ratio (typical): 1,500,000:1
Pixel pitch: 0.155 x 0.155 mm
Video inputs: 2× HDMI, 1× DisplayPort
Headphone output: Yes
Built‑in USB hub: Yes (including 1× USB‑C downstream)
VESA mounting: Yes
Built‑in speakers: No
Energy consumption (SDR) per 1000 h: 25 kWh; (HDR) per 1000 h: 34 kWh
Product colour: Black
How to use
Place the monitor on a stable surface or attach it to a compatible VESA mount. Connect a source device via HDMI or DisplayPort and, if needed, connect peripherals through the built‑in USB hub or the USB‑C downstream port. Plug in headphones to the headphone output for private listening. Adjust display settings using the on‑screen menu to select preferred picture modes, refresh rate and color calibration according to the connected device and content type.
Usage recommendations
For optimal image quality and motion performance, use a graphics card and cables that support 4K at high refresh rates. Calibrate color settings for color‑critical work and allow adequate ventilation around the monitor to prevent heat buildup during prolonged HDR use.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display diagonal | 26.5 " |
| Display technology | QD-OLED |
| HD type | 4K Ultra HD |
| Panel type | OLED |
| Display resolution | 3840 x 2160 |
| Pixel pitch | 0.155 x 0.155 |
| Response time | 0.03 ms |
| Contrast ratio (typical) | 1500000:1 |
| Viewing angle, vertical | 178 ° |
| Viewing angle, horizontal | 178 ° |
| Display diagonal (metric) | 68 cm |
| Native aspect ratio | 16:9 |
| Display number of colours | 1.073 billion colours |
| Touchscreen | No |
| Anti-glare screen | Yes |
| LED backlight | Yes |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | DisplayHDR 400 True Black, High Dynamic Range 10 (HDR10) |
| DCI-P3 coverage | 99 % |
| Colour gamut standard | sRGB, DCI-P3 |
| Response time measurement type | GTG (Gray to Gray) |

### Design

| Feature | Value |
|---|---|
| Screen shape | Flat |
| Product colour | Black |
| Panel mounting interface | 100 x 100 |
| Market positioning | Gaming |
| Feet colour | Black |

### Ports & interfaces

| Feature | Value |
|---|---|
| HDMI ports quantity | 2 |
| DisplayPorts quantity | 1 |
| USB Type-C downstream ports 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 | 3 |
| HDMI version | 2.1 |
| HDMI | Yes |
| Built-in KVM switch | Yes |
| HDCP version | 2.2 |
| DisplayPort version | 1.4 |
| USB Type-C DisplayPort Alternate Mode | Yes |
| USB Power Delivery (USB PD) | Yes |
| USB Power Delivery up to | 90 W |

### Ergonomics

| Feature | Value |
|---|---|
| Wall mountable | Yes |
| Swivel angle range | -45 - 45 |
| Tilt adjustment | Yes |
| Cable lock slot type | Kensington |
| VESA mounting | Yes |
| Adjustable height (max) | 120 mm |

### Audio

| Feature | Value |
|---|---|
| Built-in speaker(s) | No |

### Performance

| Feature | Value |
|---|---|
| HDCP | Yes |
| sRGB coverage (typical) | 145 % |
| Picture-in-Picture | Yes |
| NVIDIA G-SYNC | Yes |
| AMD FreeSync | Yes |
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
| VESA Adaptive Sync support | Yes |
| NVIDIA G-SYNC type | G-SYNC Compatible |
| AMD FreeSync type | FreeSync Premium |

### Multimedia

| Feature | Value |
|---|---|
| Built-in camera | No |

### Technical details

| Feature | Value |
|---|---|
| Sustainability certificates | Forest Stewardship Council (FSC) Mix |

### Other features

| Feature | Value |
|---|---|
| Power consumption (PowerSave) | 0.5 W |
| Headphone outputs | 1 |
| Maximum refresh rate | 240 Hz |
| Viewable size, vertical | 332.93 mm |
| Digital horizontal frequency | 30 - 590 |
| Digital vertical frequency | 48 - 240 |
| Viewable size, horizontal | 589.97 mm |
| Display brightness (peak) | 1000 cd/m² |
| Cable lock slot | Yes |
| Height adjustment | Yes |
| Tilt angle range | -5 - 20 |
| Pivot | Yes |
| Package type | Box |
| Swivelling | Yes |
| Pivot angle | -90 - 90 |
| Weight (without stand) | 5000 g |
| Height (without stand) | 369.2 mm |
| Depth (without stand) | 66.5 mm |
| Brand specific technologies | ASUS OLED Care |
| Motion blur reduction | Yes |

### Power

| Feature | Value |
|---|---|
| Energy efficiency class (SDR) | F |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 25 kWh |
| Energy consumption (HDR) per 1000 hours | 34 kWh |
| Power consumption (typical) | 80 W |
| Power consumption (off) | 0.3 W |
| AC input frequency | 50/60 |
| AC input voltage | 100 - 240 |
| Energy efficiency scale | A to G |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight (with stand) | 7440 g |
| Width (with stand) | 613 mm |
| Height (with stand) | 509.4 mm |
| Depth (with stand) | 168.7 mm |
| Width (without stand) | 610.3 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 10300 g |
| Package depth | 163 mm |
| Package height | 500 mm |
| Package width | 860 mm |

## FAQ

### How much does the ASUS ROG Strix OLED XG27UCDMG 26.5" 4K QD‑OLED Monitor cost, and is it available for purchase?

The price is 843.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 667 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 29.06.2026 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, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can ASUS ROG Strix OLED XG27UCDMG 26.5" 4K QD‑OLED Monitor be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Asus 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 Asus 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. More information about warranty service: https://aio.lv/en/warranty

### 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, usb type-c downstream ports quantity, built-in usb hub, vesa mounting, built-in speaker(s), 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 ASUS ROG Strix OLED XG27UCDMG 26.5" 4K QD‑OLED 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.

## Image

https://aio.lv/img/cache/product/11380941/66578177_large.webp