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iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black
iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black

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iiyama

iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black

Curved 44.5" 5120x1440 display, 165 Hz and 0.8 ms response time

Manufacturer reference XCB4594DQSN-B1

84 /100 Its best score: the largest screen, rated "very large" on its category’s scale.
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1 merchant

offers it on this market

What the iiyama G-MASTER 45"LCD Curved Bus. UWQHD computer monitor 113 cm (44.5") 5120 x 1440 pixels Dual QHD LED Black is worth

The iiyama G-MASTER 45"LCD Curved Bus. UWQHD is a curved PC monitor measuring 113 cm (44.5 inches) in a 32:9 format, featuring a VA panel with Dual QHD resolution of 5120 x 1440 pixels, built-in speakers and a height adjustment of 13 cm.

Its screen size scores 95/100, well above the market median of 27 inches. Its response time of 0.8 ms earns 91/100 against a median of 4 ms, and its brightness of 450 cd/m² reaches 90/100 versus a market median of 300 cd/m². Its refresh rate of 165 Hz scores 79/100, and its 16.7 million displayed colours sit at the market average with 70/100. Overall score: 85/100.

With a USB Type-C port delivering up to 90 W, a built-in KVM switch, two HDMI ports, a DisplayPort and HDR 400 support, this monitor suits demanding office or multitasking use as well as gaming, thanks to AMD FreeSync and an MPRT response time of 0.8 ms.

Kalyneo compares offers from several retailers for this reference and displays its price history, to put each offer into context.

What the spec sheet says

  • 113 cm (44.5") Black
  • Height adjustment 13 cm Built-in speaker(s)
  • USB upstream port type: USB Type-C HDMI DisplayPorts quantity: 1
  • Screen shape: Curved
  • Maximum refresh rate: 165 Hz Response time: 0.8 ms Response time (MPRT): 0.8 ms
  • 5120 x 1440 pixels Dual QHD Panel type: VA
  • Energy efficiency class (SDR): F ErP CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE

Its scores, criterion by criterion

Scores out of 100, calculated from the datasheet and compared with the market. The full method is public.

Screen size Very large

44.5 " · category median: 27 "

Brightness Very bright

450 cd/m² · category median: 300 cd/m²

Responsiveness Very responsive

0.8 ms · category median: 5 ms

Smoothness Smooth

165 Hz · category median: 120 Hz

Colours Good

16.7 · category median: 16.7

All offers

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Documents

What the manufacturer publishes about this model. Each document opens in a new tab.

EU Energy Label PDF 78.1 KB XCB4594DQSN-B1 Technical Drawing PDF 8.2 MB EU Product Fiche PDF 56.6 KB Product Brochure PDF 1.2 MB UK Energy Label PDF 33.0 KB User manual PDF 6.1 MB How to setup XCB4594 to work as two QHD monitors_11.2024.pdf PDF 629.5 KB

Specifications

Display 32
Display diagonal 113 cm (44.5")
Display resolution 5120 x 1440 pixels
HD type Dual QHD
Native aspect ratio 32:9
Display technology LED
Panel type VA
Touchscreen No
Response time 0.8 ms
Screen shape Curved
Contrast ratio (typical) 3000:1
Maximum refresh rate 165 Hz
Display number of colours 16.7 million colours
Backlight type LED
Display brightness (typical) 450 cd/m²
Response time (MPRT) 0.8 ms
Display surface Matt
Screen curvature rating 1500R
Contrast ratio (dynamic) 80000000:1
Viewing angle, horizontal 178°
Viewing angle, vertical 178°
Pixel pitch 0.212 x 0.212 mm
Horizontal scan range 30 - 260 kHz
Viewable size, horizontal 108.8 cm
Viewable size, vertical 30.6 cm
Digital horizontal frequency 30 - 260 kHz
Display diagonal (metric) 113 cm
High Dynamic Range (HDR) supported Yes
High Dynamic Range (HDR) technology High Dynamic Range (HDR) 400
DDC/CI Yes
Colour depth 8 bit
sRGB coverage (typical) 100%
NTSC coverage (typical) 80%
Performance 4
AMD FreeSync Yes
ConnectShare (USB) Yes
Flicker-free technology Yes
Low Blue Light technology Yes
Multimedia 4
Built-in speaker(s) Yes
Built-in camera No
Number of speakers 2
RMS rated power 6 W
Design 4
Market positioning Gaming
Product colour Black
Detachable stand Yes
Feet colour Black
Ports & interfaces 18
Built-in USB hub Yes
HDMI Yes
Headphone out Yes
USB hub version 3.2 Gen 1 (3.1 Gen 1)
USB upstream port type USB Type-C
Number of downstream ports 3
Number of USB Type-C upstream ports quantity 1
USB Type-A downstream ports quantity 3
USB Type-C downstream ports quantity 1
USB Power Delivery (USB PD) Yes
USB Power Delivery up to 90 W
HDMI ports quantity 2
DisplayPorts quantity 1
Headphone outputs 1
Built-in KVM switch Yes
KVM switch ports quantity 1
HDCP Yes
DC-in jack Yes
Network 1
Ethernet LAN Yes
Ergonomics 13
VESA mounting Yes
Cable lock slot Yes
Height adjustment Yes
Panel mounting interface 100 x 100,200 x 100 mm
Wall mountable Yes
Cable management Yes
Cable lock slot type Kensington
Adjustable height (max) 13 cm
Tilt adjustment Yes
Tilt angle range 3 - 20°
On Screen Display (OSD) Yes
On Screen Display (OSD) languages Czech, German, English, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian
Number of OSD languages 9
Power 11
Energy efficiency class (SDR) F
Energy efficiency class (HDR) G
Energy consumption (SDR) per 1000 hours 37 kWh
Energy consumption (HDR) per 1000 hours 67 kWh
Power consumption (typical) 37 W
Power consumption (standby) 0.4 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
Weight & dimensions 5
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
Packaging data 1
Package weight 16.4 kg
Packaging content 5
Stand included Yes
Cables included AC, USB, HDMI, DisplayPort, USB Type-C
Power adapter included Yes
Quick start guide Yes
Manual Yes
Sustainability 2
Sustainability compliance Yes
Sustainability certificates ErP
Other features 10
Brand specific technologies Black Equalizer, Eye Saver
User controls picture (brightness, contrast, black tuner, sharpness, OD, ACR, ECO Mode, X-Res technology), colour (warm, normal, cool, user colour, i-Style colour, blue light reducer), input select, PBP (PBP mode, sub win input, PBP swap, audio input), audio (volume, mute), language, OSD settings (OSD H. position, OSD V. position, OSD background, OSD time out, information), setup menu 1 (MST, DSC, KVM, USB-C, USB BC), setup menu 2 (video mode adjust, HDMI RGB range, direct drive, adaptive sync, MBR, HDR, opening logo, LED, memory recall)
Volume control Buttons
Packaging content quick start guide, safety guide
Weight 11.2 kg
Width 1090 mm
Depth 275 mm
Control panel Navigation (power) button: Center (Menu/Execution), Down (i-Style Colour), Up (Input Select), Right (Volume), Left (ECO Mode), Power
Compliance certificates CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE
Ethernet LAN (RJ-45) ports 1
Technical details 1
Native refresh rate 60 Hz

Who this model suits

It’s for you if

Your first criterion is the screen size: it happens to be its best score.
You want a good score on the brightness, above its category average.
You prefer a model tracked across several merchants, to buy at the right time.

Skip it if

Its lowest score is on the colour count: skip it if that is decisive for you.

Frequently asked questions

Answers drawn from this model’s datasheet.

Yes, with a 165 Hz refresh rate, 0.8 ms response time and AMD FreeSync support, the screen scores 91/100 in reactivity, well above the market median of 4 ms.

Yes, the USB Type-C port delivers up to 90 W, allowing you to power a laptop while carrying the video signal over a single cable.

Typical consumption is 37 W, equal to 37 kWh per 1000 hours in SDR (energy class F) and 67 kWh in HDR (class G). Standby consumption is 0.4 W.

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