We and our partners use cookies to give you the best online experience, including to personalise advertising and content. Data about your interaction with this site and the ads shown to you may be shared with companies involved in the delivery and/or personalisation of ads on this site and elsewhere online.

Compare 3 products

Close
BenQ TH671ST Projector
BenQ TH671ST
Close
InFocus IN5312a Projector
InFocus IN5312a
Close
Optoma GT1080 Projector
Optoma GT1080
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
1
1 editorial reviews
No 4K and no HD, can this InFocus projector deliver a good enough picture to negate the low spec?Read more
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
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 %
1
5.0 out of 5
1 user ratings
5 stars
100 %
4 stars
0 %
3 stars
0 %
2 stars
0 %
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 %

General

Projector typeDLPDLPDLP

Connectivity

Serial interface typeRS-232RS-232
N/A
DVI innoyesno
HDMIyesyesyes
HDMI version1.4a
N/A
1.4a
Number of HDMI inputs212
HDMI connector typeFull-size
N/A
N/A
MHLyes
N/A
yes
HDCPyes
N/A
N/A
USByesyesno
USB 2.0121
VGA inyes
N/A
no
Number of VGA (D-Sub) ports23
N/A
AC (power) inputyes
N/A
yes
Component input (YPbPr/YCbCr)
N/A
yesno
Number of component video (YPbPr/YCbCr) inputs
N/A
1
N/A
Number of composite video inputs
N/A
1
N/A
Number of DisplayPorts
N/A
1
N/A
Number of S-Video inputs
N/A
1
N/A
Number of BNC inputs
N/A
5
N/A
Analog 3.5mm output
N/A
N/A
yes
Analogue 3.5mm input
N/A
N/A
no
Analogue RCA stereo input
N/A
N/A
no
Composite input
N/A
N/A
no
Digital coaxial input (S/PDIF)
N/A
N/A
no
Digital coaxial output (S/PDIF)
N/A
N/A
no
DisplayPort
N/A
N/A
no
MHL version
N/A
N/A
1.2
Headphone output
N/A
N/A
no
Number of headphone outputs
N/A
N/A
1
Microphone input
N/A
N/A
no
Other connectors
N/A
N/A
5mm output
S-video input
N/A
N/A
no
SCART in
N/A
N/A
no
12V trigger
N/A
N/A
yes

Design

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

Technical details

Noise level33.0 dB< 34< 26
Noise level (economic mode)29.0 dB31.0 dB26.0 dB
Operating relative humidity (H-H)
N/A
N/A
0 - 85

Dimensions

Width11.65 in16.89 in12.4 in
Height8.82 in6.9 in4.49 in
Depth4.72 in13.3 in12.4 in
Weight5.95 lb18.96 lb5.86 lb

Optics

Focal length range (f-f)10.2 - 12.24
N/A
N/A
Throw ratio0.69 - 0.831.6 - 2.0< 0.49
Aperture range (F-F)2.6 - 2.78
N/A
< 2.8
Zoom ratio1.1 x
N/A
Fixed
Projection distance0.91 - 2.2
N/A
0.5 - 3.35
Offset102.5 %
N/A
116.0 %
Focus
N/A
Manual
N/A
Zoom type
N/A
Manual
N/A
Lens shift
N/A
N/A
no
Fixed focal length
N/A
N/A
0.29 in
Matrix type
N/A
N/A
DMD
Matrix size
N/A
N/A
0.65

Lighting

Type of lampBulb
N/A
Bulb
Lamp life max (normal)4000.0 h1500.0 h5000.0 h
Lamp life max (eco)15000.0 h3500.0 h6000.0 h
Number of lamps1
N/A
1
Bulb power240.0 W
N/A
190.0 W

Image

Screen size152.4 - 300
N/A
115 - 300
Screen size compatibility30 - 300
N/A
45.3 - 300
Resolution1920 x 1080 px1024 x 768 px1920 x 1080 px
Number of colours1.073 billion colours16.7 million colours1.07 billion colours
Supported graphics resolutions
  • 640 x 480
  • 1920 x 1080
N/A
  • 1024 x 768
  • 1280 x 1024
  • 1280 x 768
  • 1600 x 1200
  • 640 x 480
  • 800 x 600
Native aspect ratio16:94:316:9
Aspect ratio16:94:3
  • 4:3
  • 16:9
Brightness (max)3000.0 lm6000.0 lm3000.0 lm
Contrast ratio10000:12000:125000:1
Video formats supported
  • 480i
  • 480p
  • 576i
  • 576p
  • 720p
  • 1080i
  • 1080p
N/A
  • 1080i
  • 480i
  • 480p
  • 576i
  • 576p
  • 720p
Vertical synchronization (max)0.12 kHz
N/A
N/A
Vertical synchronization (min)0.02 kHz
N/A
N/A
Brightness (eco)
N/A
5400.0 lm
N/A
Dynamic contrast
N/A
N/A
25000:1
Image frequency
N/A
N/A
  • 24p
  • 30p
  • 50p
  • 60p
Refresh rate
N/A
N/A
144.0 Hz

Features

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

Communication

Ethernet connectionnoyesno
Wireless network (Wi-Fi)no
N/A
no
Number of Ethernet LAN (RJ-45) ports
N/A
1
N/A

Compatibility

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

Audio features

Built-in speakersyesyesyes
Number of built-in speakers12
N/A
RMS rated power5.0 W3.0 W10.0 W

Power

Operational Power Consumption (min-max)< 320
N/A
193 - 233
Power consumption (typical)320.0 W
N/A
233.0 W
Power consumption (standby)0.5 W0.5 W0.5 W
Power consumption (economy mode)
N/A
N/A
193.0 W
Power consumption (max)
N/A
N/A
233.0 W
Separate power connector (mains)
N/A
N/A
Large power inlet connector
Power management
N/A
N/A
Mains

Often compared with BenQ TH671ST

BenQ TH671ST Projector
ViewSonic PX706HD
BenQTH671ST
ViewSonicPX706HD
BenQ TH671ST Projector
BenQ HT2150ST
BenQTH671ST
BenQHT2150ST
BenQ TH671ST Projector
BenQ W1210ST
BenQTH671ST
BenQW1210ST

Often compared with Optoma GT1080

Optoma GT1080 Projector
BenQ W1070
OptomaGT1080
BenQW1070
Optoma GT1080 Projector
Optoma GT1080Darbee
OptomaGT1080
OptomaGT1080Darbee