iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1)
Brand Iiyama
From
£140.00
+ £4.95 delivery
You save £8.51 (6%)
5 offers at 5 retailers
Listed since 7 April 2026
Compare prices
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Description
Specifications
| Display diagonal | 62.2 cm (24.5") |
| Display resolution | 1920 x 1080 pixels |
| HD type | Full HD |
| Native aspect ratio | 16:9 |
| Display technology | LED |
| Panel type | Fast IPS |
| Touchscreen | No |
| Display brightness (typical) | 350 cd/m² |
| Response time | 0.4 ms |
| Response time (MPRT) | 0.4 ms |
| Display surface | Matt |
| Screen shape | Flat |
| Contrast ratio (typical) | 1000:1 |
| Contrast ratio (dynamic) | 100000000:1 |
| Maximum refresh rate | 320 Hz |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 16.7 million colours |
| Pixel pitch | 0.2802 x 0.2802 mm |
| Horizontal scan range | 30 - 360 kHz |
| Viewable size, horizontal | 54.4 cm |
| Viewable size, vertical | 30.3 cm |
| Display diagonal (metric) | 62 cm |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | High Dynamic Range 10 (HDR10) |
| Colour depth | 8 bit |
| NVIDIA G-SYNC | Yes |
| NVIDIA G-SYNC type | G-SYNC |
| AMD FreeSync | Yes |
| VESA Adaptive Sync support | Yes |
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
| Number of speakers | 2 |
| RMS rated power | 8 W |
| Built-in speaker(s) | Yes |
| Built-in camera | No |
| Market positioning | Gaming |
| Product colour | Black |
| Built-in USB hub | Yes |
| USB hub version | 3.2 Gen 1 (3.1 Gen 1) |
| Number of downstream ports | 4 |
| HDMI | Yes |
| HDMI ports quantity | 2 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.4 |
| Headphone out | Yes |
| HDCP | Yes |
| VESA mounting | Yes |
| Panel mounting interface | 100 x 100 mm |
| Wall mountable | Yes |
| Cable management | Yes |
| Cable lock slot | Yes |
| Cable lock slot type | Kensington |
| Height adjustment | Yes |
| Adjustable height (max) | 15 cm |
| Pivot | Yes |
| Pivot angle | 0 - 90° |
| Swivelling | Yes |
| Swivel angle range | -45 - 45° |
| Tilt adjustment | Yes |
| Tilt angle range | 5 - 23° |
| On Screen Display (OSD) | Yes |
| On Screen Display (OSD) languages | Czech, German, English, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian |
| Energy efficiency class (SDR) | E |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 18.4 kWh |
| Energy consumption (HDR) per 1000 hours | 31 kWh |
| Power consumption (typical) | 30 W |
| Power consumption (standby) | 0.3 W |
| Power consumption (off) | 0.3 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power supply type | Internal |
| Energy efficiency scale | A to G |
| Width (with stand) | 557 mm |
| Depth (with stand) | 55.5 mm |
| Height (with stand) | 324 mm |
| Weight (with stand) | 5.3 kg |
| Package width | 630 mm |
| Package depth | 142 mm |
| Package height | 504 mm |
| Package weight | 8.03 kg |
| Package type | Box |
| USB cable length | 1.8 m |
| Cables included | AC, USB, DisplayPort |
| DisplayPort cable length | 1.8 m |
| Power cable length | 1.8 m |
| Sustainability certificates | ErP |
| User controls | picture adjust (contrast, brightness, overdrive, HDR, Adaptive Sync, night mode, blue light reducer, Motion Blur Reducer, gamma), input select (input source), audio adjust (volume, mute), store user setting (user modes), color settings (6-axis, color temperature, user preset, black tuner), image adjust (i-Style color, X-Res Technology, sharpness, HDMI range, direct drive mode, video mode adjust), language, setup menu (OSD horizontal position, OSD vertical position, OSD time, opening logo, power LED, DDC/CI control, usb charge), display information, reset (reset all) |
| Packaging content | quick start guide, safety guide |
| Weight | 5.3 kg |
| Height | 324 mm |
| Width | 557 mm |
| Control panel | power switch, joystick, menu (center), up / signal select, down / shortcut, left / volume -, right / volume + |
| Compliance certificates | CB, CE, EAC, PSE, REACH, RoHS, TÜV mark, VCCI, WEEE |
Full specifications
| Marque | Iiyama |
| Référence fabricant | gb2591hsub1 |
| EAN | 4948570125562 |
iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) in 2026: still the right choice?
The iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) is a well-regarded reference in the Informatique category. In 2026, it remains one of the most relevant choices for those seeking to balance quality and budget. The brand Iiyama has a strong reputation among consumers, reflected in its consistent availability across many partner retailers. Thanks to our comparison tool, you can see all available offers at a glance and go directly to the retailer of your choice to complete your purchase with confidence.
Buy the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) now or wait?
With the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1), Iiyama delivers a quality level consistent with its market positioning. This product suits both newcomers and regular users of the Informatique category. Its quick setup and reliable performance make it a recommended choice for anyone looking to invest in durable equipment without facing technical complications in the first weeks of use.
Value for money analysed in 2026
At £144.95, the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) offers value for money consistent with its positioning in the Informatique category. Iiyama maintains a consistent quality level across this range, justifying the investment at this price. Compare with other available offers on our comparison tool to ensure you get the best rate at the time of purchase. The iiyama G-MASTER G4380UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black from the same range may also interest you for comparison.
Serious alternatives to consider
If the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) does not exactly match your expectations, the Informatique category offers other options to explore. Our comparison tool lists all available products with their prices in real time. Filter by budget, brand or availability to find the most suitable alternative for your situation. The iiyama G-MASTER 34" UWQHD 120Hz Curved Gaming Monitor (GCB3482WQSU-B1) is another reference from the same brand to consider.
Market price ranges in 2026
| Range | Indicative price |
|---|---|
| Entry-level | Under 384300 £ |
| Mid-range | 384300 £ to 896710 £ |
| High-end | Over 896710 £ |
The iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) is available from several trusted retailers. Always check stock availability and delivery times before finalising your order to avoid any unpleasant surprises. On Compiral, offers showing "In stock" can be delivered quickly, often within 2 to 5 working days depending on the retailer and your delivery address.
Frequently asked questions about iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1)
Is delivery free for the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) at all retailers?
Free delivery is not guaranteed for the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.
How do I return the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) if I am not satisfied?
You have a 14-day right of withdrawal for any online purchase, applicable to the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.
Is the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) worth its price in 2026?
In 2026, the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) is listed from £144.95 at our partner retailers. This price is consistent with the positioning of Iiyama in the Informatique category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.
What warranty does the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) come with?
The iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) generally comes with a manufacturer warranty of 1 to 2 years depending on the retailer. In addition to the commercial warranty from Iiyama, statutory consumer rights apply to all purchases. Check the warranty conditions directly on the retailer's page before finalising your order.
Is the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) in stock?
Stock availability for the iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1) is updated in real time on Compiral. Retailers showing "In stock" can usually deliver quickly, often within 2 to 5 working days. If the product is temporarily out of stock at one retailer, check the other offers in our table. Check back regularly as stock levels change frequently in the Informatique category.
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