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Brand:Aoc / Monitors / Aoc Monitors / AOC E4 CU34E4CW computer monitor 86.4 cm (34") 3440 x 1440 pixels UltraWide Quad HD LED Black
AOC E4 CU34E4CW computer monitor 86.4 cm (34") 3440 x 1440 pixels
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Product Code: 452141

AOC E4 CU34E4CW computer monitor 86.4 cm (34") 3440 x 1440 pixels UltraWide Quad HD LED Black CU34E4CW

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Highlights
  • Monitor Response Time: 4Ms Monitors
  • Monitor Video Inputs: Displayport Monitors
  • Product Family: CU34E4CW
  • Product Family: Ultrawide Monitor
  • Form Factor: 32" - 40" Monitors
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Warranty:Full Manufacturer
 
Return Policy:60 Days
 
Best Sellers Rank:2829 in  Monitors
Description & Additional Information
Product Specifications
Downloads
Reviews

General Information for AOC Monitors

AOC E4 CU34E4CW, 86.4 cm (34"), 3440 x 1440 pixels, UltraWide Quad HD, LED, 4 ms, Black

CU34E4CW

Maximize productivity with the CU34E4CW 34" WQHD monitor
Experience the power of performance with the CU34E4CW. This 34" UWQHD monitor delivers stunning visuals at a smooth 120Hz refresh rate, enhanced by Hardware Anti-Blue Light and HDR10 for eye comfort and vivid clarity. Equipped with a 90W PD docking station, Smart KVM for seamless device control, and a built-in 5MP webcam, it's the all-in-one solution for modern multitasking and efficient hybrid workspaces. CU34E4CW

Further details for this product, CU34E4CW, can be found at the manufacturer website. Please note, these web addresse(s) are supplied by 3rd parties, Quzo UK is not responsible for the content.

Screen size (inch) 34, Panel resolution 3440x1440, Max Refresh rate 120 Hz, Panel type VA, HDMI 2x 2.1 TMDS, DisplayPort DisplayPort 1.4 x 1, Sync technology (VRR) Adaptive Sync

AOC E4 CU34E4CW. Display diagonal: 86.4 cm (34"), Display resolution: 3440 x 1440 pixels, HD
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AOC E4 CU34E4CW computer monitor 86.4 cm (34") 3440 x 1440 pixels UltraWide Quad HD LED Black CU34E4CW Specifications

Product Type Monitors Brand Aoc Collection Model AOC CU34E4CW Manufacturer Product Type AOC Monitors Market positioning Office Product colour Black Panel mounting interface 100 x 100 mm Frameless design Yes Detachable stand Yes Cable management Yes Swivelling Yes VESA mounting Yes Backlight type W-LED Cable Lock Slot Yes Swivel angle range -180 - 180 Front bezel colour Black Bezel thickness type Frameless Form Factor Everyday Monitors Form Factor 32" - 40" Monitors Product Family Ultrawide Monitor Product Family CU34E4CW Display diagonal 34" High Dynamic Range (HDR) supported Yes LED backlight Yes Display brightness (typical) 300 cd/m Display Resolution 3440 x 1440 pixels Native aspect ratio 21:9 Response Time 4 ms Panel type VA Touchscreen No Response time measurement type GTG (Gray to Gray) Digital horizontal frequency 30 - 190 kHz sRGB coverage (typical) 120.6% HD type UltraWide Quad HD Display technology LED Screen shape Curved Screen curvature rating 1500R Contrast ratio (dynamic) 20000000:1 Maximum refresh rate 120 Hz Viewing angle, horizontal 178 Viewing angle, vertical 178 Display number of colours 1.07 billion colours Display diagonal (metric) 86.36 cm Pixel density 109.68 ppi Pixel Pitch 0.23175 x 0.23175 mm Contrast ratio (typical) 3500:1 Digital vertical frequency 48 - 120 Hz Anti-glare screen Yes Built-in speaker(s) Yes Number of Speakers 2 RMS rated power 10 W Ethernet LAN Yes Built-in USB hub Yes HDMI ports quantity 2 DisplayPorts quantity 1 Number of USB Type-C upstream ports quantity 2 Number of downstream ports 4 USB Type-C DisplayPort Alternate Mode Yes USB Power Delivery (USB PD) Yes Audio Output Yes Headphone out Yes HDMI version 2.1 USB hub version 3.2 Gen 1 (3.1 Gen 1) USB upstream port type USB Type-C Number of upstream ports 2 USB Type-A downstream ports quantity 4 USB Power Delivery up to 90 W Headphone outputs 1 DisplayPort version 1.4 HDCP version 1.4/2.2 HDCP Yes HDMI Yes Power consumption (typical) 38 W Energy efficiency class (SDR) D Energy consumption (SDR) per 1000 hours 20 kWh Energy consumption (HDR) per 1000 hours 46 kWh Energy efficiency class (HDR) g Power consumption (off) 0.3 W Power consumption (standby) 0.5 W Power supply type internal Energy efficiency scale A to G Width (with stand) 808.8 mm Depth (with stand) 252.2 mm Height (with stand) 252.2 mm Width (without stand) 808.8 mm Depth (without stand) 101.5 mm Height (without stand) 365.4 mm Weight (without stand) 7.33 kg Weight (with stand) 10.1 kg Built-in camera Yes VESA Adaptive Sync support Yes Flicker-free technology Yes Low Blue Light technology Yes High Dynamic Range (HDR) technology High Dynamic Range 10 (HDR10) Local dimming Yes Megapixel (approx.) 5 MP Picture-in-Picture Yes Tilt angle range -5 - 21 Tilt adjustment Yes Height adjustment Yes Adjustable height (max) 18 cm Colour gamut standard sRGB Certification WEEE,REACH compliant,RoHs compliant,HF,CB,TUV-GS-Mark,TUV Ergo,EAC,FCC Built-in KVM switch Yes Sustainability certificates EPEAT Gold, EPEAT Climate +, TCO Haze rate 25% Doesn't contain Mercury, PVC/BFR Warranty period 5 year(s) Compliance certificates CE Cables included AC, HDMI, DisplayPort, USB Type-C DisplayPort cable length 1.8 m HDMI cable length 1.8 m Package depth 188 mm Package width 930 mm Package height 525 mm Package weight 13.8 kg Post-consumer recycled plastic 85% Surface hardness 3H Colour of product Black MPN CU34E4CW Video Inputs DisplayPort Monitor Response Time 4ms Monitors Monitor Video Inputs DisplayPort Monitors Most Suitable For Casual Computing

AOC E4 CU34E4CW computer monitor 86.4 cm (34") 3440 x 1440 pixels UltraWide Quad HD LED Black Downloads

AOC E4 CU34E4CW computer monitor 86.4 cm (34") 3440 x 1440 pixels UltraWide Quad HD LED Black CU34E4CW Reviews

Peter - 4 out of 5 Reviewed on eteknix.com in the United Kingdom on 25 October 2025
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AOC is by far one of the biggest names in monitors, with a range that spans budget office numbers to flagship OLED gaming monitors, and everything in between. Their new monitor, the CU34E4CW, is positioned as a comprehensive hub for the modern hybrid work...
   

Frequently Asked Questions

What size is the screen/display for this product?The CU34E4CW has has a diagonal display of 34".
Is a 4 ms response time good?A display with less that 5ms is excellent for the casual or wannabe gamer. Response time is the time in which a pixel changes from one colour to the next. The general rule is the lower, the better with less blur.

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