iiyama · Monitor

iiyama ProLite X4373UHSU-B2 computer monitor price in United Kingdom

Model X4373UHSU-B2MPN X4373UHSU-B2EAN 4948570126590

Display108 cm (42.5")
Resolution3840 x 2160 pixels
Energy classE
Weight14.7 kg

Lowest price incl. delivery

£390.35

at PCHUB.UKFree deliveryIn stock

3 stores
Range £390.35 – £482.99
Save up to £92.64 vs. the dearest store
3 in stock
2 with free delivery
Checked 6 Oct 2026, 05:40 UTC

Ad · prices and stock as last reported by the store; the store's checkout is what counts.

Full specifications and side-by-side comparison

Prices in United Kingdom

3 stores · prices in GBP · updated 6 Oct 2026, 05:40 UTC

Lowest price£390.35at PCHUB.UK · free shippingGo to PCHUB.UK

Price range across 3 offers

Save up to £92.64 (19%) by choosing the cheapest store

3 of 3 stores in stock
2 with free shipping
Checked 6 Oct 2026, 05:40 UTC

PCHUB.UKLowest priceiiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 In stockFree shipping
£390.35incl. free shipping
Go to store : PCHUB.UK (opens in a new tab)
Back to the Officeiiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black In stockFree shipping
£482.99incl. free shipping+£92.64 (24%) vs lowest
Go to store : Back to the Office (opens in a new tab)
PcNova.co.ukiiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 In stockShipping not stated
£390.35item price, shipping extra
Go to store : PcNova.co.uk (opens in a new tab)

Ad: we may earn a commission when you buy through these links; it never changes the order, which is by total price only. Prices and stock are shown as each store states them, as of 6 Oct 2026, 05:40 UTC, and can change at any time. Taxes are included only where the store includes them.

Price history in United Kingdom

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Best price · PCHUB.UK£390.35

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Product details

Identification

Brand: iiyama
Product: ProLite X4373UHSU-B2 computer monitor
Full name: iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black
Manufacturer part number: X4373UHSU-B2
EAN / UPC: 4948570126590
Category: Monitor

98 specifications from the manufacturer's data sheet

Display

Display diagonal	108 cm (42.5")
Display resolution	3840 x 2160 pixels
Native aspect ratio	16:9
Display technology	LED
Touchscreen	No
HD type	4K Ultra HD
Panel type	VA
Display brightness (typical)	450 cd/m²
Response time	3 ms
Response time measurement type	GTG (Gray to Gray)
Screen shape	Flat
Contrast ratio (typical)	4000:1
Contrast ratio (dynamic)	80000000:1
Maximum refresh rate	60 Hz
Viewing angle, horizontal	178°
Viewing angle, vertical	178°
Display number of colours	1.07 billion colours
Pixel pitch	0.245 x 0.245 mm
Horizontal scan range	30 - 135 kHz
Viewable size, horizontal	94.1 cm
Viewable size, vertical	52.9 cm
Display diagonal (metric)	108 cm
High Dynamic Range (HDR) supported	Yes
High Dynamic Range (HDR) technology	High Dynamic Range 10 (HDR10)
Colour depth	10 bit
Colour gamut standard	NTSC, sRGB
sRGB coverage (typical)	100%
NTSC coverage (typical)	85%

Performance

Flicker-free technology	Yes
Low Blue Light technology	Yes

Multimedia

Built-in speaker(s)	Yes
Number of speakers	2
RMS rated power	14 W
Built-in camera	No

Design

Market positioning	Business
Product colour	Black

Ports & interfaces

Built-in USB hub	Yes
USB hub version	3.2 Gen 1 (3.1 Gen 1)
Number of downstream ports	4
USB Type-C DisplayPort Alternate Mode	Yes
USB Power Delivery (USB PD)	Yes
USB Power Delivery up to	95 W
HDMI	Yes
HDMI ports quantity	2
HDMI version	2.0
DisplayPorts quantity	1
DisplayPort version	1.2
Headphone out	Yes
Built-in KVM switch	Yes
HDCP	Yes

Ergonomics

VESA mounting	Yes
Panel mounting interface	200 x 100 mm
Wall mountable	Yes
Cable management	Yes
Cable lock slot	Yes
Cable lock slot type	Kensington
Height adjustment	No
Tilt adjustment	Yes
Tilt angle range	10 - 2°
On Screen Display (OSD)	Yes
On Screen Display (OSD) languages	German, English, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian, Ukrainian

Power

Energy efficiency class (SDR)	E
Energy efficiency class (HDR)	G
Energy consumption (SDR) per 1000 hours	40.9 kWh
Energy consumption (HDR) per 1000 hours	79.1 kWh
Power consumption (typical)	41 W
Power consumption (standby)	0.5 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

Width (with stand)	977.5 mm
Depth (with stand)	251 mm
Height (with stand)	621.5 mm
Weight (with stand)	14.7 kg

Packaging data

Package width	1071 mm
Package depth	240 mm
Package height	760 mm
Package weight	19.3 kg
Package type	Box
USB cable length	1.8 m

Packaging content

Cables included	AC, USB, HDMI, DisplayPort, USB Type-C
Remote control included	Yes
DisplayPort cable length	1.8 m
HDMI cable length	1.8 m
Power cable length	1.8 m
Remote control batteries included	Yes

Sustainability

Sustainability certificates	ErP

Other features

Compliance certificates	CE, EAC, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE
Depth	251 mm
Height	621.5 mm
Packaging content	quick start guide, safety guide
Weight	14.7 kg
Width	977.5 mm
Control panel	Input Select, +/Volume, -/Shortcut, Menu, Power
User controls	picture adjust (brightness, contrast, ECO, HDR, ACR, OD, X-res technology, black tuner), colour settings (6-axis, i-Style colour, blue light reducer, gamma, RGB range, colour temperature, user preset), PiP/PbP ( PiP/PbP, sub-source, PiP position, PiP size, swap, audio input), OSD (OSD H. position, O