iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1)

iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1)

From

£489.00

RRP: £580.00

2 offers offers at 2 retailers

iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) de Iiyama est disponible chez 1 marchands. Comparez et trouvez le meilleur prix. A partir de 622,99 €.

Listed since 7 April 2026

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£489.00

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8 April 2026

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Description

DQHD
Ultra-wide 32:9 monitors boasting DQHD 5120 x 1440 resolution, also recognized as Dual QHD, guarantee razor-sharp images that bring your games to life. These monitors empower you to organize your gaming setup for an unparalleled gaming experience. You won't miss a single detail!

165Hz & 0.8ms MPRT
With 165Hz refresh rate and 0.8ms MPRT response time the force is with you! Make split second decisions and be sure the image on the screen is always sharp and smooth.

CURVED DESIGN 1500R
The 1500R curvature of the screen guarantees a realistic and comfortable viewing experience allowing you to really immerse yourself in the game.

VA PANEL TECHNOLOGY
Guaranteeing excellent contrast ratio making all the nuances between the light and dark colours clearly visible.

Black Tuner
The users can adjust the brightness and the dark shades with the Black Tuner, giving greater viewing performance in shadowed areas and helping to spot the enemy earlier.

Specifications

Display diagonal113 cm (44.5")
Display resolution5120 x 1440 pixels
HD typeDual QHD
Native aspect ratio32:9
Display technologyLED
Panel typeVA
Backlight typeLED
TouchscreenNo
Display brightness (typical)450 cd/m²
Response time0.8 ms
Response time (MPRT)0.8 ms
Display surfaceMatt
Screen shapeCurved
Screen curvature rating1500R
Aspect ratio32:9
Contrast ratio (typical)3000:1
Contrast ratio (dynamic)80000000:1
Maximum refresh rate165 Hz
Viewing angle, horizontal178°
Viewing angle, vertical178°
Display number of colours16.7 million colours
Pixel pitch0.212 x 0.212 mm
Horizontal scan range30 - 260 kHz
Viewable size, horizontal108.8 cm
Viewable size, vertical30.6 cm
Digital horizontal frequency30 - 260 kHz
Display diagonal (metric)113 cm
High Dynamic Range (HDR) supportedYes
High Dynamic Range (HDR) technologyHigh Dynamic Range (HDR) 400
DDC/CIYes
Colour depth8 bit
sRGB coverage (typical)100%
NTSC coverage (typical)80%
AMD FreeSyncYes
ConnectShare (USB)Yes
Flicker-free technologyYes
Low Blue Light technologyYes
Number of speakers2
RMS rated power6 W
Built-in speaker(s)Yes
Built-in cameraNo
Market positioningGaming
Product colourBlack
Detachable standYes
Feet colourBlack
Built-in USB hubYes
USB hub version3.2 Gen 1 (3.1 Gen 1)
USB upstream port typeUSB Type-C
Number of downstream ports3
Number of USB Type-C upstream ports quantity1
USB Type-A downstream ports quantity3
USB Type-C downstream ports quantity1
USB Power Delivery (USB PD)Yes
USB Power Delivery up to90 W
HDMIYes
HDMI ports quantity2
DisplayPorts quantity1
DisplayPort version1.4
Headphone outYes
Headphone outputs1
Built-in KVM switchYes
HDCPYes
Ethernet LANYes
VESA mountingYes
Panel mounting interface100 x 100,200 x 100 mm
Wall mountableNo
Cable managementYes
Cable lock slotYes
Cable lock slot typeKensington
Height adjustmentYes
Adjustable height (max)13 cm
Tilt adjustmentYes
Tilt angle range3 - 20°
On Screen Display (OSD)Yes
On Screen Display (OSD) languagesCzech, German, English, French, Italian, Japanese, Dutch, Polish, Russian
Number of OSD languages9
Energy efficiency class (SDR)F
Energy efficiency class (HDR)G
Energy consumption (SDR) per 1000 hours37 kWh
Energy consumption (HDR) per 1000 hours67 kWh
Power consumption (typical)37 W
Power consumption (standby)0.4 W
Power consumption (off)0.3 W
AC input voltage100 - 240 V
AC input frequency50/60 Hz
Power supply typeInternal
Energy efficiency scaleA to G
Operating temperature (T-T)5 - 35 °C
Width (with stand)1090 mm
Depth (with stand)275 mm
Height (with stand)539 mm
Weight (with stand)11.2 kg
Height (without stand)409 mm
Weight (without stand)8.9 kg
Package width1260 mm
Package depth315 mm
Package height470 mm
Package weight16.4 kg
Stand includedYes
Cables includedAC, USB, HDMI, DisplayPort
Power adapter includedYes
Quick start guideYes
ManualYes
Sustainability complianceYes
Sustainability certificatesErP
Brand specific technologiesBlack Equalizer, Eye Saver
User controlspicture (brightness, contrast, Black Tuner, Sharpness, OD, Adv. Contrast, Night Mode, X-Res Technology), colour (warm, normal, cool, user colour, blue light reducer, gamma), input select, PBP (PBP mode, sub win input, PBP Swap, audio input), audio (volume, mute), i-Style Mode, language, OSD settings (OSD H. position, OSD V. position, OSD background, OSD time out, information), setup menu (memory recall, MST, DSC, HDMI, KVM, USB-C, USB BC, video adjust mode, HDMI RGB range, direct drive, Adaptive Sync, MBR, HDR, opening logo, LED)
Volume controlButtons
Packaging contentquick start guide, safety guide
Height409 mm
Width1090 mm
Depth275 mm
Control panelnavigation button: Menu/Execution, Down (i-Style Colour), Up (Input Select), Right (Volume), Left (Night Mode), Power
Compliance certificatesCE, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE
Ethernet LAN (RJ-45) ports1
Supplied AC adapter typeLED, PC monitor, -,-

Full specifications

MarqueIiyama
Référence fabricantgcb4580dqsnb1
EAN4948570122264

The iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) in its market context in 2026

The iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) is a well-regarded reference in the Computers & Hardware 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.

Iiyama: what this model offers

What buyers remember about the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1): consistent quality, intuitive use and a price that stays within market norms for this level of performance. The positioning of Iiyama on the Computers & Hardware segment ensures access to spare parts and a structured after-sales service, which matters greatly in the long run. A solid choice in 2026, whether for a new purchase or to replace a failing device. Also discover the iiyama ProLite XUB3293UHSN-B5 computer monitor 80 cm (31.5") 3840 x 2160 pixels 4K Ultra HD LCD Black from the same brand for a second level of comparison.

The strengths that really make a difference

What truly differentiates the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) from other products in the Computers & Hardware category comes down to a few concrete points: the build quality typical of Iiyama, its availability from many retailers and accessible after-sales support. These criteria, often decisive for buyers, favour this model over alternatives on the market in 2026. Compare with the iiyama G-MASTER G2766HSU-B1 computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black if you wish to explore other models from the brand.

What you need to know before buying

Before buying the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1), check the following points: stock availability at your chosen retailer, the returns policy, warranty period and delivery charges. These details are accessible from our offers table at the top of this page. Iiyama generally offers a well-structured after-sales network for the Computers & Hardware category.

Market price ranges in 2026

RangeIndicative price
Entry-levelUnder 9000 £
Mid-range9000 £ to 21000 £
High-endOver 21000 £

Comparing prices before buying the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) can save you between £10 and £40 depending on the retailer and the time of year. Use Compiral to never overpay for your online purchases. The 2 offers listed on this page all come from verified retailers with sales conditions compliant with consumer protection law.

Frequently asked questions about iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1)

Is there a refurbished version of the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1)?

Refurbished versions of the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

When do prices for the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) drop during the year?

Prices for the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) typically drop during Black Friday (November), the January sales and the summer sales (July). Promotional deals are also common around Cyber Monday and the holiday season. Our price history lets you spot trends and assess whether a price drop is likely soon in the Computers & Hardware category.

Is delivery free for the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) at all retailers?

Free delivery is not guaranteed for the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-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 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-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 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) worth its price in 2026?

In 2026, the iiyama G-Master 45" Ultra-Wide Quad HD, 165Hz AdaptiveSync Curved Monitor (GCB4580DQSN-B1) is listed from £489 at our partner retailers. This price is consistent with the positioning of Iiyama in the Computers & Hardware 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.

Highlights

Highlights

  • <b>DQHD</b><br>Ultra-wide 32
  • These monitors empower you to organize your gaming setup for an unparalleled gaming experience

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