Brand: LG
Category: projector
  • Lumens: 5000 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 9 / 10
  • Performance 6 / 10

LG BU50NST is one such innovative UHD product. It is based on laser projection technology, with ultra-high-definition 4K resolution, which can achieve the effect of every detail. In addition, the key dimensions of brightness, color accuracy, zoom and keystone correction are also very impressive. As a compact 4K UHD projector, the LG BU50NST is suitable for use in various sizes and types of spaces, with ease of use and flexible configuration.

LG BU50NST - Specs

Optical Parameters

Brand Brand LG
Brand Model Brand Model LG BU50NST
Brightness (ANSI lumens) Brightness (ANSI lumens) 5000 lumens
Display Technology Display Technology DLP
Standard Resolution Standard Resolution 4K(3840*2160)
Maximum Supported Resolution Maximum Supported Resolution 3840x2160
Image Contrast Ratio Image Contrast Ratio 3000000:1
Throw Ratio Throw Ratio 1.3-2.08
Keystone Correction Keystone Correction Horizontal & Vertical
Lamp Life Lamp Life 20000 hours
Lamp Type Lamp Type laser
Focus technology Focus technology Auto zoom

Projection Parameters

Product type Product type Commercial projector
Operating System Operating System webOS
Image Size Image Size,projector1 40-300 inches
Screen ratio Screen ratio 16:9/4:3
Screen color Screen color 10-bit
Bluetooth Bluetooth Yes
Sound System Sound System 5.0 Watts × 2
Time to market Time to market 2020


I/O Connection Ports Connection Ports Input interface 2×RGB
2×Component (YPbPr)
Output interface 1×RGB
Control interface 1×RS-232C
WiFi WiFi Yes
Bluetooth Bluetooth Yes


Size(HxWxD) Size(HxWxD) 580×441×273mm
Power Usage Power Usage 380 Watts
Noise Level Noise Level Minimum energy saving value (typical): 29dBMaximum energy saving (typical): 26dBEnergy saving medical (typical): 27dbMaximum value of energy-saving shutdown (typical): 29dB
Accessories Accessories LG BX403B   x1
Operation manual   x1
Remote control   x1
Remote control battery   x1
Cable   x1
Warranty Warranty 2 years
other other Input lag: 4K/60: 173ms | 1080p/60: 61ms
Geometric Correction
Frame Interpolation


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