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header-product Monitor BenQ PD3420Q 34" Quad HD LED 3440 x 1440

Monitor BenQ PD3420Q 34" Quad HD LED 3440 x 1440

Monitor BenQ PD3420Q Photo 1
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Monitor BenQ PD3420Q Photo 10
Monitor BenQ PD3420Q Photo 1
Monitor BenQ PD3420Q Photo 2
Monitor BenQ PD3420Q Photo 3
Monitor BenQ PD3420Q Photo 4
Monitor BenQ PD3420Q Photo 5
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Monitor BenQ PD3420Q Photo 7
Monitor BenQ PD3420Q Photo 8
Monitor BenQ PD3420Q Photo 9
Monitor BenQ PD3420Q Photo 10
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Short description

The BenQ PD3420Q is a 34-inch Quad HD LED monitor with a resolution of 3440 x 1440 pixels. It features a 21:9 aspect ratio, 5 ms response time, and wide viewing angles of 178° both horizontally and vertically. The monitor includes built-in speakers and a USB hub (3.2 Gen 1), providing convenience for connectivity. It supports VESA mounting and height adjustment, making it a versatile choice for any workspace.
Warranty: 2 Years
SKU: 4411655
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Product information

Description

BenQ PD3420Q is a 21:9 Ultrawide QHD monitor offering 33% extra screen workspace and VESA DisplayHDR 400 support for improved contrast, color, and detail. Equipped with BenQ AQCOLOR technology and industry-standard color performance, the monitor is factory-calibrated and Calman Verified and Pantone Validated to deliver accurate, consistent colors across workflows. The flat panel design preserves image precision while USB-C single-cable connectivity, Hotkey Puck G2 control, and split-screen PIP/PBP options streamline professional workflows.

Advantages

PD3420Q provides a wider workspace for multitasking and content creation, plus HDR preview capability for video editing. AQCOLOR ensures realistic color reproduction with coverage of 100% sRGB/Rec.709 and 98% DCI-P3/Display P3 and Delta E ≤ 3. Factory calibration and ICCsync support maintain consistent color across multiple monitors and systems. Practical features include one-cable USB-C connectivity with power delivery, Picture-in-Picture and Picture-by-Picture modes, one-key shortcuts via the Hotkey Puck G2, and the ability to control two systems with a single keyboard and mouse.

Key specifications

  • Aspect ratio: 21:9 Ultrawide QHD
  • Extra workspace: 33% more screen area
  • HDR: VESA DisplayHDR 400, HDR10-compatible
  • Color technology: BenQ AQCOLOR
  • Color gamut: 100% sRGB / Rec.709, 98% DCI-P3 / Display P3
  • Color accuracy: Delta E ≤ 3 (factory-calibrated)
  • Certifications: Calman Verified, Pantone Validated
  • ICCsync: profile synchronization between monitor and computer
  • Panel design: flat panel for precise images
  • Connectivity: USB-C with video/audio/data and power delivery
  • Multitasking: PIP and PBP split-screen modes
  • Controls: Hotkey Puck G2 for quick shortcuts
  • Modes: Darkroom, M-book, Animation, CAD/CAM
  • Eye care: BenQ eye-care technologies to reduce eye fatigue

How to use

Connect your computer to the PD3420Q using the USB-C port for single-cable video, audio, data transfer and power delivery, or use standard display inputs as required. Use the Hotkey Puck G2 to switch input modes, access industry-standard color presets and adjust display settings quickly. Enable PIP or PBP to work with content from two sources simultaneously and use the one keyboard/one mouse feature to control both systems. Select professional modes (Darkroom, M-book, Animation, CAD/CAM) to match the display behavior to your task, and enable ICCsync via Display Pilot software or the monitor menu to ensure matching color profiles across devices.

Recommendations

For color-critical work, perform and verify workspace calibration after setup and enable ICCsync to match color profiles between your monitor and source devices. Use M-book mode for Mac color reproduction and Darkroom mode for low-light editing to preserve detail. Keep display drivers and Display Pilot software up to date for best performance.

Specifications

Display diagonal: iagonal of the visible part of the screen expressed in centimeters and inches.
34 "
Display resolution:
3440 x 1440
HD type:
Quad HD
Panel type:
IPS
Display technology:
LED
Pixel pitch:
0.233 x 0.233
Response time:
5 ms
Contrast ratio (typical):
1000:1
Display brightness (typical):
400 cd/m²
Screen shape:
Flat
USB Type-C downstream ports quantity:
1
Built-in USB hub:
Yes
VESA mounting:
Yes
Built-in speaker(s):
Yes
Energy efficiency class (SDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
G
Energy efficiency class (HDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
G
Energy consumption (SDR) per 1000 hours: Power consumption in switched-on state expressed in W.
54 kWh
Energy consumption (HDR) per 1000 hours: Power consumption in switched-on state expressed in W.
55 kWh
Aspect ratio:
21:9
Product colour:
Grey
All features

Display

Display diagonal: iagonal of the visible part of the screen expressed in centimeters and inches.
34 "
Display technology:
LED
HD type:
Quad HD
Panel type:
IPS
Aspect ratio:
21:9
Display resolution:
3440 x 1440
Pixel pitch:
0.233 x 0.233
Response time:
5 ms
Contrast ratio (typical):
1000:1
Display brightness (typical):
400 cd/m²
Viewing angle, vertical:
178 °
Viewing angle, horizontal:
178 °
Native aspect ratio:
21:9
Pixel density:
109 ppi
Display number of colours:
1.073 billion colours
Backlight type:
LED
Touchscreen:
No
Anti-glare screen:
Yes
High Dynamic Range (HDR) supported:
No
High Dynamic Range (HDR) technology:
DisplayHDR 400, High Dynamic Range 10 (HDR10)
Colour gamut standard:
sRGB

Design

Screen shape:
Flat
Product colour:
Grey
Panel mounting interface:
100 x 100
Market positioning:
Graphics design
Feet colour:
Grey

Ports & interfaces

DVI port:
No
VGA (D-Sub) ports quantity:
0
HDMI ports quantity:
2
DisplayPorts quantity:
1
USB Type-C downstream ports quantity:
1
AC (power) in:
Yes
Headphone out:
Yes
Built-in USB hub:
Yes
USB hub version:
3.2 Gen 1 (3.1 Gen 1)
USB upstream port type:
USB Type-C
Number of upstream ports:
1
USB Type-A downstream ports quantity:
3
HDMI version:
2.0
HDMI:
Yes
HDCP version:
2.2
DisplayPort version:
1.4

Ergonomics

Swivel angle range:
30 - 30
Tilt adjustment:
Yes
VESA mounting:
Yes
Adjustable height (max):
150 mm

Audio

Built-in speaker(s):
Yes

Performance

HDCP:
Yes
sRGB coverage (typical):
100 %
On Screen Display (OSD):
Yes
Picture-in-Picture:
Yes
On Screen Display (OSD) languages:
ARA, CHI (SIMPL), CHI (TR), CZE, DEU, DUT, ENG, ESP, FRE, HUN, ITA, JPN, KOR, POL, POR, RUM, RUS, SWE
Number of OSD languages:
18
NVIDIA G-SYNC:
No
AMD FreeSync:
No
Flicker-free technology:
Yes
Low Blue Light technology:
Yes

Multimedia

RMS rated power:
5 W
Built-in camera:
No
Number of speakers:
2

Other features

Headphone outputs:
1
Maximum refresh rate:
60 Hz
Audio input:
No
Viewable size, vertical:
334.8 mm
Viewable size, horizontal:
799.8 mm
Cable lock slot:
No
Height adjustment:
Yes
Tilt angle range:
-5 - 20
Swivelling:
Yes
Weight (without stand):
6900 g
Height (without stand):
371.5 mm
Depth (without stand):
87.4 mm

Power

Energy efficiency class (SDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
G
Energy efficiency class (HDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
G
Energy consumption (SDR) per 1000 hours: Power consumption in switched-on state expressed in W.
54 kWh
Energy consumption (HDR) per 1000 hours: Power consumption in switched-on state expressed in W.
55 kWh
Power consumption (typical): Power consumption in switched-on state expressed in W.
185 W
Power consumption (standby):
0.5 W
AC input voltage:
100 - 240
Energy efficiency scale: Range of energy efficiency levels classifying devices from most to least energy-efficient.
A to G
European Product Registry for Energy Labelling (EPREL) code:
343946

Weight & dimensions

Weight (with stand):
9300 g
Width (with stand):
825.8 mm
Height (with stand):
445.35 mm
Depth (with stand):
244.34 mm
Width (without stand):
825.8 mm

Packaging content

Cables included:
AC, DisplayPort to Mini DisplayPort, HDMI, USB
Stand included:
Yes

Packaging data

Package weight:
13700 g
Package depth:
214 mm
Package height:
654 mm
Package width:
990 mm

Logistics data

Quantity per pack:
1 pc(s)
Harmonized System (HS) code:
85285210

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Energy label

Energy label
9H.LJHLB.QBE
Model

Device manufacturer code

BenQ
Manufacturer

Device manufacturer

34 "
Display diagonal

iagonal of the visible part of the screen expressed in centimeters and inches.

G
Energy efficiency class (SDR)

Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.

G
Energy efficiency class (HDR)

Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.

54 kWh
Energy consumption (SDR) per 1000 hours

Power consumption in switched-on state expressed in W.

55 kWh
Energy consumption (HDR) per 1000 hours

Power consumption in switched-on state expressed in W.

Customer reviews

Customer questions

FAQ

What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All BenQ products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized BenQ service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display diagonal, display resolution, hd type, panel type, display technology, pixel pitch, response time, contrast ratio (typical), display brightness (typical), screen shape, usb type-c downstream ports quantity, built-in usb hub, vesa mounting, built-in speaker(s), energy efficiency class (sdr), energy efficiency class (hdr), energy consumption (sdr) per 1000 hours, energy consumption (hdr) per 1000 hours, aspect ratio, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for Monitor BenQ PD3420Q?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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