LG AU810PB vs BenQ TK700STi: Which is Better?

LG AU810PB and BenQ TK700STi are both 4K projectors. They adopt the same DLP display technology, but they have a different light source. LG AU810PB adopts the laser as the light source while BenQ TK700STi uses a lamp. BenQ TK700STi features 3,000 ANSI lumens while LG AU810PB is rated at 2700 ANSI lumens.

In terms of features and market position, BenQ TK700STi is suitable for a gaming projector while LG AU810PB is suitable for a home theater projector.

Product Name


BenQ TK700STi

Product Image LG AU810PB BenQ TK700STi
Price $3,999.99 $1,699.00
Our Rating 8.0 8.3
Brand LG BenQ
Category projector projector

Optical Parameters

Brand Brand LG BenQ
Brand Model Brand Model LG AU810PB BenQ TK700STi
Brightness (ANSI lumens) Brightness (ANSI lumens) 2700 ANSI Lumens 3,000 ANSI Lumens
Display Technology Display Technology DLP DLP
Standard Resolution Standard Resolution 4K (3840 x 2160) 3840x2160
Maximum Supported Resolution Maximum Supported Resolution 4K (3840 x 2160) 3840x2160
Image Contrast Ratio Image Contrast Ratio 2,000,000:1 10,000:1
Throw Ratio Throw Ratio 1.3 - 2.08 0.90:1-1.08:1
Keystone Correction Keystone Correction Manual Keystone (Vertical) Horizontal, Vertical, ± 40 degrees
Lamp Life Lamp Life Up to 20,000 Hrs 4,000 hours / 15,000 hours (Eco)
Lamp Type Lamp Type laser 240W Metal Halide bulb
Focus technology Focus technology Manual manual focus

Projection Parameters

Product type Product type Laser projector Home theater
Operating System Operating System webOS Android 10.0
Image Size Image Size,projector1 40" ~ 300" 29.96" - 300.15"
Screen ratio Screen ratio 16:9 16:9 (4K HD)
Screen color Screen color 10-bit 96% Rec.709 color gamut
Image Technology Image Technology HDR10, HLG HDR
Bluetooth Bluetooth Yes Bluetooth 4.2
3D Stereoscopic film is a type of film that was first introduced in Hollywood on May 24, 1953 when stereoscopic films appeared. No Full HD 3D
Sound System Sound System Dolby Atmos 5.0 Watts Mono speaker
Projection method Projection method Front
Time to market Time to market 2021


I/O Connection Ports Connection Ports 12-Volt Trigger
Audio Out: Optical
HDMI 2.0 x 2
Network: RJ-45
RS232: DB-9pin
USB x 2
Wireless Networking
HDMI-1 (2.0b/HDCP2.2) ,
HDMI-2 (2.0b/HDCP2.2)
USB Type A (x1) ,
USB Type A-1 (2.0/Power Supply1.5A)
RS232 in (DB-9pin) (x1)
WiFi WiFi Yes 2.4G/5G Wi-Fi
Bluetooth Bluetooth Yes Bluetooth 4.2


Size(HxWxD) Size(HxWxD) 13.3" x 16.1" x 5.7" 312 x110 x246 mm
Power Usage Power Usage 300W 380 Watts
Noise Level Noise Level 26/27/28dB (A) 35 dB / 29 dB (Eco)
Machine weight Machine weight 24.3 lbs 3.1 KG
Accessories Accessories Remote Control 1 Magic Remote (Backlit, Battery included)Manual Simple Book
Warranty Card YesAdaptor (PSU built-in)
Power Cord Yes
Remote Control w/ Battery RCI067
Quick Start Guide (x1) 21L
Warranty Warranty 2 year 3 years
Battery Battery No
other other LG ThinQ + Google Assistant + Amazon Alexa (Fast Mode),16 ms (4K@60Hz),16 ms (4K@60Hz) *downscaling to 1080p,4 ms (1080p@240Hz),8 ms (1080p@120Hz)
Full HD 3D
Geometric Correction
Android OS
Streaming Apps