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Overview

Create a theatre-like experience in your home with the BenQ W4100i LED smart projector. Its 4K ultra HD resolution delivers stunningly sharp and vibrant visuals. Enjoy colours as directors intended with precise 100% DCI-P3 accuracy and factory calibration. AI-powered frame analysis enhances every scene with rich detail in real time for incredible picture quality.

BenQ 4K Ultra HD HDR LED Home Theatre Projector (W4100i)

Model: W4100i
Web Code: 19368880
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Return Policy

30 days to return or exchange

Condition: If original packaging is opened a 15% restocking fee will apply.

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Manufacturer's Warranty

Check with the manufacturer for details or add Best Buy Protection for extra coverage.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Cinematic visual performance

  • 3,200 lumens white and colour brightness delivers clear, vivid images even in well-lit rooms
  • 4K ultra HD resolution and 16:9 aspect ratio provide stunning clarity and a cinematic widescreen viewing experience
  • Dynamic contrast ratio of 3,000,000:1 enhances image depth for strikingly vivid blacks and bright highlights
  • HDR-PRO technology delivers advanced HDR viewing by balancing brightness and optimizing contrast for detailed, lifelike visuals

True-to-life colour accuracy

  • Improved brightness and dynamic contrast deliver clear visuals with precise colours that perfectly reproduce the director's vision
  • Uses AI to optimize visual details in real time for enhanced picture quality across all content, including streaming
  • Individual factory calibration ensures 100% DCI-P3 and optimized Rec. 709 colours for true Hollywood-quality visuals
  • DLP display technology combined with an LED light source delivers sharp, bright images and reliable performance

Big screen brilliance, effortless connection

  • Long throw distance enables placement up to 5.8m away for flexible room setups
  • Projects up to a 200-inch screen for a truly immersive viewing experience
  • Wi-Fi and Bluetooth connectivity make streaming and device pairing seamless and wire-free
  • HDMI-1 (2.1/HDCP2.3) (4K 60Hz/ALLM), HDMI-2 (2.1/HDCP2.3) (4K 60Hz/ALLM/Audio Return+), HDMI-3 (2.1/HDCP2.3)(4K 120Hz *downscaling to 1080p 120Hz), three HDMI-Internal (2.0b/HDCP2.2), two USB Type A-2 (2.0/power supply1.5A/Reader/FW Upgrade), USB Type A-3 (2.0/power supply2.5A), USB Type Mini B-1(service), RS232 in (DB-9pin), and DC 12V Trigger (3.5mm jack) offer versatile connectivity options
  • Supports resolutions from VGA (640 x 480) to 4K UHD (3840 x 2160) for flexible compatibility with various devices and content types
  • 5W integrated speakers deliver clear, balanced sound without needing extra audio equipment

Additional features

  • 3D video support lets you enjoy immersive, three-dimensional entertainment right at home
  • Approximate 30,000-hour lamp life ensures lasting performance with minimal maintenance
  • Optional mounting bracket offers flexible installation to suit your space and viewing needs
Product Condition
Brand New
Type
Home Theatre Projector

Video Features

Display Technology
DLP
Light Source
LED
Resolution
4K Ultra HD
Native Resolution (Pixels)
3840 x 2160
Potential Screen Size
60 - 200 in
Maximum Screen Size
200 in
Aspect Ratio
16:9
Projected Distance
5.8 m
Throw Distance
Long Throw
Throw Ratio
1.15 - 1.5
High Dynamic Range (HDR)
Yes
Dynamic Contrast Ratio
3000000:1
White Brightness
3200 lm
Colour Brightness
3200 lm
Keystone Correction (H)
30 (+/-)
Keystone Correction (V)
30 (+/-)
Keystone Correction Method
Automatic & Manual
Lens Features (heading)
Lens Shift Vertical 0%-60%; Lens Shift Horizontal +/-15%
Zoom
1.3

Audio Features

Integrated Speakers
Yes
Speaker Wattage
5 W

Lamp Features

Approximate Lamp Lifetime
30000 Hours

Convenience Features

Mounting Bracket
Optional
Video Modes
AI Cinema, HDR AI Cinema, 3D, Bright, Bright Cinema, Cinema, FILMMAKER MODE, FILMMAKER MODE HDR, HDR10, HDR10+, HLG, ISF Day, ISF Night, User
IMAX Enhanced
No
3D Video Support
Yes
3D Glasses Included
No - Sold Separately

Inputs

Input Capabilities
VGA (640 x 480) to 4K UHD (3840 x 2160)
HDMI Inputs
3
USB Connection
Other Inputs
RS-232

Unit Features

Operational Decibel Level
30/29
Colour
Black
Power Consumption
330 W
On-Body Controls
Yes
Wi-Fi
Yes
Bluetooth
Yes
Operating environment
Indoor

Dimensions

Width
42 cm
Height
13.5 cm
Depth
31.2 cm
Width (Inches)
16.54 in
Height (Inches)
5.31 in
Depth (Inches)
12.28 in
Weight
6.1 kg

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.