BenQ BK4050

BenQ BK4050
Brand: BenQ
Category: projector
  • Lumens: 3200 ISO lumens
  • Standard Resolution: 4K(3840*2160)
  • Display Chip:
  • Display Technology: DLP
  • CPU:
  • RAM:
  • Storage:

Our Rating

The overall rating is based on review by our experts

8 4.0 1
  • Design 8 / 10
  • Picture Quality 9 / 10
  • Brightness 7 / 10
  • Performance 8 / 10

BenQ BK4050 is a bright DLP projector for home use. It features 4K UHD resolution, HDR 10, and HLG. It supports wireless Bluetooth speaker, providing good audio experience.

It has versatile interfaces, including HDMI (HDCP2.2), USB TypeA (5V/2.5A power), USB TypeA (Media Reader, FW download), USB Type min B (FW download, service) and Audio out (S/PDIS), compatile with various devices.

BenQ BK4050 - Specs

Optical Parameters

Brand Brand BenQ
Brand Model Brand Model BenQ BK4050
Brightness (ANSI lumens) Brightness (ANSI lumens) 3200 ISO lumens
Display Technology Display Technology DLP
Standard Resolution Standard Resolution 4K(3840*2160)
Image Contrast Ratio Image Contrast Ratio 10000:1
Throw Ratio Throw Ratio 1.48-1.62
Keystone Correction Keystone Correction Auto, vertical ± 30°
Lamp Life Lamp Life 4000/10000/15000 hrs (Standard/Economic/SmartEco)
Lamp Type Lamp Type Ultra high pressure mercury lamp

Projection Parameters

Product type Product type Home projector
Image Size Image Size,projector1 60-120 inches
Screen ratio Screen ratio 16:9
Bluetooth Bluetooth Yes
3D Stereoscopic film is a type of film that was first introduced in Hollywood on May 24, 1953 when stereoscopic films appeared. Yes
Projection method Projection method Front, rear, ceiling


I/O Connection Ports Connection Ports HDMI (HDCP2.2)| USB TypeA (5V/2.5A power)| USB TypeA (Media Reader, FW download)| USB Type min B (FW download, service) | DC 12V Trigger (3.5mm Jack) | Audio out (S/PDIS) | Audio out (mini jack) | Kensington anti-theft lock slot


Size(HxWxD) Size(HxWxD) 380 x 127 x 263 mm
Power Usage Power Usage Maximum: 350W, normal: 340W, eco: 280W
Machine weight Machine weight 4.2 kg
Accessories Accessories The wireless Dongle WDR02U; Bluetooth Remote control - RCI066 W/AAA battery X 2; The power cord x1; User manual cd-rom (12L); Quick use Manual (12L); Warranty card


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