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Compare 3 products

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BenQ TH671ST Projector
BenQ TH671ST
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Hitachi CP-X301 Projector
Hitachi CP-X301
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Optoma GT1080 Projector
Optoma GT1080
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
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 %
2
4.0 out of 5
2 user ratings
5 stars
0 %
4 stars
100 %
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 typeDLPLCDDLP

Connectivity

Serial interface typeRS-232RS-232
N/A
DVI inno
N/A
no
HDMIyes
N/A
yes
HDMI version1.4a
N/A
1.4a
Number of HDMI inputs2
N/A
2
HDMI connector typeFull-size
N/A
N/A
MHLyes
N/A
yes
HDCPyes
N/A
N/A
USByes
N/A
no
USB 2.0111
VGA inyes
N/A
no
Number of VGA (D-Sub) ports23
N/A
AC (power) inputyes
N/A
yes
Number of component video (YPbPr/YCbCr) inputs
N/A
3
N/A
Number of composite video inputs
N/A
1
N/A
Number of S-Video inputs
N/A
1
N/A
Number of headphone outputs
N/A
21
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
Component input (YPbPr/YCbCr)
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
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

Dimensions

Width11.65 in13.39 in12.4 in
Height8.82 in10.63 in4.49 in
Depth4.72 in3.94 in12.4 in
Weight5.95 lb7.72 lb5.86 lb

Optics

Focal length range (f-f)10.2 - 12.24
N/A
N/A
Throw ratio0.69 - 0.83
N/A
< 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< 110.5 - 3.35
Offset102.5 %
N/A
116.0 %
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 lampBulbUHBBulb
Lamp life max (normal)4000.0 h3000.0 h5000.0 h
Lamp life max (eco)15000.0 h4000.0 h6000.0 h
Number of lamps1
N/A
1
Bulb power240.0 W230.0 W190.0 W

Image

Screen size152.4 - 300
N/A
115 - 300
Screen size compatibility30 - 300< 30045.3 - 300
Resolution1920 x 1080 px
N/A
1920 x 1080 px
Number of colours1.073 billion colours16.78 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 ratio16:9
N/A
16:9
Aspect ratio16:9
N/A
  • 4:3
  • 16:9
Brightness (max)3000.0 lm2600.0 lm3000.0 lm
Contrast ratio10000:1
N/A
25000:1
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
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

Audio features

Built-in speakersyes
N/A
yes
Number of built-in speakers11
N/A
RMS rated power5.0 W7.0 W10.0 W

Power

Operational Power Consumption (min-max)< 320
N/A
193 - 233
Power consumption (typical)320.0 W320.0 W233.0 W
Power consumption (standby)0.5 W
N/A
0.5 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

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