AOC · MPN: U27B3A
£201.99
inc. VAT
Spread the cost with Klarna, Clearpay, PayPal or FloatFrom 3 interest-free payments of £67.33 See options

Credit subject to status. 18+, UK residents only. See each provider for terms.

Key specs

  • Display diagonal68.6 cm (27")
  • Display resolution3840 x 2160 pixels
  • Panel typeIPS
  • Response time4 ms
All specifications

In stock

FREE delivery

Express £9.99

More payment options Snap Finance on orders over £250

Snap Finance on orders over £250

Pay £1 deposit · Pay in 4 available · Decision in minutes

Soft check, won't affect your credit score. Representative 29.9% APR. Choose Snap Finance at checkout.

How Snap Finance works

We accept all of these. Choose the one you want at checkout.

  • American Express
  • Apple Pay
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa
  • Express checkout Shop Pay, Apple Pay, Google Pay and PayPal
  • Card Visa, Mastercard, American Express and Maestro
  • Pay later Snap Finance, Klarna, Clearpay, PayPal Pay in 3 and more
Go to checkout with this item

Secure checkout. You can add a discount code or gift card on the next page.

Price drop alert

AOC B3 – 27" 4K UHD Monitor (U27B3A)
Now £201.99

We'll email you if the price of this item drops in the next 90 days.

Overview

  • 68.6 cm (27") Black
  • 11 cm Built-in speaker(s)
  • HDMI HDMI version: 2.0 DisplayPorts quantity: 1 DisplayPort version: 1.4
  • Screen shape: Flat
  • Maximum refresh rate: 60 Hz Response time: 4 ms Response time measurement type: GTG (Gray to Gray)
  • 3840 x 2160 pixels 4K Ultra HD Panel type: IPS
  • Energy efficiency class (SDR): F CE
  • Warranty period: 3 year(s)

27-inch UHD monitor featuring extensive viewing experience for pure productivity
Boost your productivity to the fullest with the AOC U27B3A. This 27-inch UHD monitor boasts a smooth 60Hz refresh rate and a sleek three-sided frameless design, ensuring a comfortable viewing experience. Say goodbye to eye strain with its low blue light feature providing ample protection for your eyes. Plus, enjoy tear-free visuals thanks to Adaptive Sync technology, and feel yourself in stunningly clear graphics with HDR10 support. With the built-in 2-watt speaker you can have enhanced audio experience.

Specifications

Display

Display diagonal68.6 cm (27")
Display resolution3840 x 2160 pixels
Native aspect ratio16:9
Display technologyLCD
TouchscreenNo
HD type4K Ultra HD
Panel typeIPS
LED backlightYes
Backlight typeW-LED
Display brightness (typical)350 cd/m²
Response time4 ms
Response time measurement typeGTG (Gray to Gray)
Anti-glare screenYes
Screen shapeFlat
Contrast ratio (typical)1000:1
Contrast ratio (dynamic)20000000:1
Maximum refresh rate60 Hz
Viewing angle, horizontal178°
Viewing angle, vertical178°
Display number of colours1.073 billion colours
Pixel density163.18 ppi
Viewable size, horizontal59.8 cm
Viewable size, vertical33.6 cm
Digital horizontal frequency30 - 140 kHz
Digital vertical frequency40 - 60 Hz
Display diagonal (metric)68.6 cm
High Dynamic Range (HDR) supportedYes
High Dynamic Range (HDR) technologyHigh Dynamic Range 10 (HDR10)
Surface hardness3H
Colour gamut standardAdobe RGB, DCI-P3, NTSC, sRGB
sRGB coverage (typical)125%
NTSC coverage (typical)109%
Adobe RGB coverage107.2%
BT.2020 coverage72.6%
DCI-P3 coverage99.6%

Performance

VESA Adaptive Sync supportYes
Flicker-free technologyYes
Low Blue Light technologyYes
Show all 108 specificationsShow fewer specifications

Multimedia

Built-in speaker(s)Yes
Number of speakers2
RMS rated power4 W

Design

Market positioningHome
Product colourBlack
Frameless designYes
Front bezel colourBlack
Detachable standYes

Ports & interfaces

Built-in USB hubNo
HDMIYes
HDMI ports quantity2
HDMI version2.0
DisplayPorts quantity1
DisplayPort version1.4
Headphone outYes
Headphone outputs1
Headphone connectivity3.5 mm
Built-in KVM switchNo
AC (power) inYes

Ergonomics

VESA mountingYes
Panel mounting interface100 x 100 mm
Cable lock slotYes
Cable lock slot typeKensington
Height adjustmentNo
Adjustable height (max)11 cm
Tilt adjustmentYes
Tilt angle range-5 - 20°
On Screen Display (OSD)Yes
On Screen Display (OSD) languagesSimplified Chinese, Traditional Chinese, Czech, Dutch, English, Finnish, French, German, Italian, Japanese, Korean, Croatian, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Ukrainian
Number of OSD languages19

Power

Energy efficiency class (SDR)F
Energy efficiency class (HDR)G
Energy consumption (SDR) per 1000 hours25 kWh
Energy consumption (HDR) per 1000 hours40 kWh
Power consumption (typical)27 W
Power consumption (standby)0.3 W
Power consumption (max)52 W
Power consumption (off)0.3 W
AC input voltage100 - 240 V
AC input frequency50/60 Hz
Input current1.5 A
Power supply typeInternal
Energy efficiency scaleA to G

Operational conditions

Operating temperature (T-T)0 - 40 °C
Storage temperature (T-T)-25 - 55 °C
Operating relative humidity (H-H)10 - 85%
Storage relative humidity (H-H)5 - 93%
Operating altitude0 - 5000 m
Non-operating altitude0 - 12192 m

Weight & dimensions

Width (with stand)614 mm
Depth (with stand)229.8 mm
Height (with stand)460 mm
Weight (with stand)4.04 kg
Width (without stand)614 mm
Depth (without stand)45.7 mm
Height (without stand)363.8 mm
Weight (without stand)3.59 kg

Packaging content

Cables includedAC, HDMI
HDMI cable length1.5 m

Sustainability

Doesn't containMercury, PVC/BFR

General

Product familyB3

Other features

Introduction year2024
Introduction monthJune
Local dimmingYes
Bezel thickness typeFrameless
Compliance certificatesCE
Warranty period3 year(s)
Mean time between failures (MTBF)50000 h
CertificationWEEE,REACH compliant,RoHs compliant,CB,TUV-Bauart-Mark,ISO 9241-307,EAC,FCC

Technical details

Native refresh rate60 Hz

Manuals & downloads

Delivery & returns

Delivery

  • FREE standard delivery on orders over £50, otherwise £4.95 (3–5 working days).
  • Express delivery £9.99 (1–3 working days) on selected products, UK mainland.
  • PlayStation and Arozzi products use a 5–7 working-day service.
  • Orders are processed within 24 hours, Monday to Friday excluding bank holidays. All deliveries must be signed for.

Returns

  • Changed your mind? Tell us within 14 days of receiving your item, then return it within a further 14 days, unused and in its original packaging. A minimum £9.99 collection fee applies.
  • Faulty or damaged on arrival? Contact us within 48 hours of delivery.
  • Custom-built PCs can only be returned if faulty. Opened headphones, earphones and AirPods can't be returned for hygiene reasons.

Full delivery information · Full returns policy