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Compare 3 products

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BenQ TH671ST Projector
BenQ TH671ST
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Optoma GT1080 Projector
Optoma GT1080
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ViewSonic PX706HD Projector
ViewSonic PX706HD
Available colors
Editiorial reviews
6
4.6 out of 5
4 user ratings
5 stars
100 %
4 stars
0 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
12
3.8 out of 5
8 user ratings
5 stars
25 %
4 stars
50 %
3 stars
25 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
5
4.3 out of 5
3 user ratings
5 stars
66 %
4 stars
33 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
51
4.1 out of 5
51 user ratings
5 stars
33 %
4 stars
45 %
3 stars
17 %
2 stars
3 %
1 stars
0 %
44
4.0 out of 5
44 user ratings
5 stars
40 %
4 stars
25 %
3 stars
31 %
2 stars
2 %
1 stars
0 %
44
4.3 out of 5
44 user ratings
5 stars
50 %
4 stars
36 %
3 stars
9 %
2 stars
4 %
1 stars
0 %

General

Projector typeDLPDLPDLP

Connectivity

Serial interface typeRS-232
N/A
RS-232
DVI innonono
HDMIyesyesyes
HDMI version1.4a1.4a1.4
Number of HDMI inputs222
HDMI connector typeFull-size
N/A
Full-size
MHLyesyes
N/A
HDCPyes
N/A
N/A
USByesnoyes
USB 2.011
N/A
VGA inyesnoyes
Number of VGA (D-Sub) ports2
N/A
1
AC (power) inputyesyesyes
Analog 3.5mm output
N/A
yes
N/A
Analogue 3.5mm input
N/A
no
N/A
Analogue RCA stereo input
N/A
no
N/A
Component input (YPbPr/YCbCr)
N/A
no
N/A
Composite input
N/A
no
N/A
Digital coaxial input (S/PDIF)
N/A
no
N/A
Digital coaxial output (S/PDIF)
N/A
no
N/A
DisplayPort
N/A
no
N/A
MHL version
N/A
1.2
N/A
Headphone output
N/A
no
N/A
Number of headphone outputs
N/A
1
N/A
Microphone input
N/A
no
N/A
Other connectors
N/A
5mm output
N/A
S-video input
N/A
no
N/A
SCART in
N/A
no
N/A
12V trigger
N/A
yes
N/A
Number of composite video inputs
N/A
N/A
1

Design

Design typeStandard throw projectorDesktop projectorDesktop projector
Colour of productWhiteWhiteWhite
Built-in displaynonono
Cable lock slotyesyesyes
Portable
N/A
yes
N/A
3-Chip/Colour wheel
N/A
Colour wheel
N/A

Dimensions

Width11.65 in12.4 in11.54 in
Height8.82 in4.49 in4.53 in
Depth4.72 in12.4 in8.66 in
Weight5.95 lb5.86 lb5.95 lb

Optics

Focal length range (f-f)10.2 - 12.24
N/A
N/A
Throw ratio0.69 - 0.83< 0.490.69 - 0.83
Aperture range (F-F)2.6 - 2.78< 2.8
N/A
Zoom ratio1.1 xFixed
N/A
Projection distance0.91 - 2.20.5 - 3.350.9 - 2.2
Offset102.5 %116.0 %
N/A
Lens shift
N/A
no
N/A
Fixed focal length
N/A
0.29 in
N/A
Matrix type
N/A
DMD
N/A
Matrix size
N/A
0.65
N/A
Optical zoom
N/A
N/A
1.2 x
Focus
N/A
N/A
Manual
Zoom type
N/A
N/A
Manual

Lighting

Type of lampBulbBulb
N/A
Lamp life max (normal)4000.0 h5000.0 h4000.0 h
Lamp life max (eco)15000.0 h6000.0 h15000.0 h
Number of lamps111
Bulb power240.0 W190.0 W240.0 W

Image

Screen size152.4 - 300115 - 30060 - 120
Screen size compatibility30 - 30045.3 - 30060 - 120
Resolution1920 x 1080 px1920 x 1080 px1920 x 1080 px
Number of colours1.073 billion colours1.07 billion colours1.074 billion colours
Supported graphics resolutions
  • 640 x 480
  • 1920 x 1080
  • 1024 x 768
  • 1280 x 1024
  • 1280 x 768
  • 1600 x 1200
  • 640 x 480
  • 800 x 600
  • 640 x 480
  • 1920 x 1080
Native aspect ratio16:916:916:9
Aspect ratio16:9
  • 4:3
  • 16:9
16:9
Brightness (max)3000.0 lm3000.0 lm3000.0 lm
Contrast ratio10000:125000:1
N/A
Video formats supported
  • 480i
  • 480p
  • 576i
  • 576p
  • 720p
  • 1080i
  • 1080p
  • 1080i
  • 480i
  • 480p
  • 576i
  • 576p
  • 720p
1080p
Vertical synchronization (max)0.12 kHz
N/A
N/A
Vertical synchronization (min)0.02 kHz
N/A
N/A
Dynamic contrast
N/A
25000:122000:1
Image frequency
N/A
  • 24p
  • 30p
  • 50p
  • 60p
N/A
Refresh rate
N/A
144.0 Hz
N/A

Features

Quick start guideyesyesyes
Handheld remote controlyesyesyes
Memory card readernonono
On Screen Display (OSD)yesyesyes
On Screen Display (OSD) languages
  • ARA
  • BUL
  • CHI
  • CHI
  • CRO
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HIN
  • HUN
  • IND
  • ITA
  • JPN
  • KOR
  • NOR
  • POL
  • POR
  • RUM
  • RUS
  • SWE
  • THA
  • TUR
  • ARA
  • CHI
  • CZE
  • DAN
  • DEU
  • DUT
  • ENG
  • ESP
  • FIN
  • FRE
  • GRE
  • HUN
  • ITA
  • KOR
  • NOR
  • POL
  • POR
  • RUM
  • RUS
  • SWE
  • THA
  • TUR
  • VIE
N/A
Auto power offyes
N/A
N/A
Smart TVno
N/A
N/A
RoHS compliance
N/A
yesyes
Backlit remote control
N/A
yes
N/A
Password protection
N/A
yes
N/A
Optical disc player type
N/A
Not included
N/A

Communication

Ethernet connectionnonono
Wireless network (Wi-Fi)nonono

Compatibility

3D support (3D-Ready)noyesyes
Glasses includednono
N/A
HD readyyesyesyes
Full HD (HD ready 1080p)yesyesyes
Analog signal format system
  • NTSC
  • PAL
  • SECAM
  • NTSC
  • SECAM
  • PAL
N/A
Supported 3D formats
N/A
  • Frame packing
  • Side by side
  • Top and bottom
N/A
Can convert 2D to 3D
N/A
no
N/A
Compatible glasses
N/A
Active
N/A
Full HD 3D (1080p)
N/A
yes
N/A
HDR
N/A
no
N/A

Audio features

Built-in speakersyesyesyes
Number of built-in speakers1
N/A
N/A
RMS rated power5.0 W10.0 W5.0 W

Power

Operational Power Consumption (min-max)< 320193 - 233
N/A
Power consumption (typical)320.0 W233.0 W310.0 W
Power consumption (standby)0.5 W0.5 W0.5 W
Power consumption (economy mode)
N/A
193.0 W
N/A
Power consumption (max)
N/A
233.0 W
N/A
Separate power connector (mains)
N/A
Large power inlet connector
N/A
Power management
N/A
Mains
N/A

Often compared with BenQ TH671ST

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Often compared with Optoma GT1080

Optoma GT1080 Projector
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Often compared with ViewSonic PX706HD

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ViewSonicPX706HD
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