BenQ TH671ST vs ViewSonic PX747-4K

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Common

Product

BenQ TH671ST
ViewSonic PX747-4K

Model

TH671ST
PX747-4K

Brand

BenQ
ViewSonic

Rating

4.6 of 5
4.2 of 5

Reviews

342
101

Resolution

Native resolution

1920 x 1080
3840 x 2160

Max resolution (resized)

1920 x 1200
3840 x 2160

Resolution abbreviation

Full HD
4K

Properties

Projection screen size, inch

60 - 180
60 - 200

Projection distance, m/ft

0.9 - 3.3/3.2 - 9.8
1.9 - 7.8/3.2 - 22.9

Aspect ratio

16:9
16:9

Brightness, lumens

3000
3500

Contrast ratio

10000:1
12000:1

Throw ratio range

0.69 - 0.83
1.47:1 - 1.76:1

Color reproduction

1.07 billion
1.07 billion

Pixel number

2304000
8294400

Projection system

DLP
DLP

Noise level, dBA

33

Input lag, ms

16

Power consumption, W

355
310

Features

Remote control

Mouse functions

HDR

3D

Security

Kensington lock, password protection
Kensington lock, password protection

Projection method

front, rear, ceiling mount, tabletop
front, rear, ceiling mount, tabletop

Lamp

Lamp type, W

240
240

Lamp life (normal mode), hours

10000
4000

Lamp life (eco mode), hours

15000
15000

Connectivity

HDMI

2
2

VGA input

1
1

Composite video input (RCA)

1

Audio input (RCA)

1

Audio input (3.5mm)

1

Audio output (3.5mm)

1

SPDIF (optical)

Ethernet (RJ45)

MHL

RS232 (DB-9pin)

1

12V trigger

1

USB

1
1

USB (service)

1
1

Audio

Integrated speakers

Speaker power, W

1
10

Sound type

mono
mono

Video compatibility

NTSC

PAL

SECAM

Lens

F-number

2.6 - 2.78

Focal length, mm

10.2 - 12.24

Lens shift

vertical +/- 40%

Zoom ratio

1.2x

Settings

Keystone adjustment vertical, +- degrees

40

Keystone adjustment horizontal, +- degrees

Operating temperature

Min, C/F

0/32
0/32

Max, C/F

40/104
40/104

User manual

Manual

Dimensions

Size W x H x D, сm/inches

27.9 x 10.1 x 22.8/11.7 x 4.6 x 9.5 inches
12.7 x 33 x 25.4/5.3 x 13.1 x 10.3

Weight, kg/pounds

2.2/5.9
4.01/8.84

Projectors HelpToChoose comparison rating

  • better
  • worse
  • 12.7
  • 9.1
  • 12.7BenQ TH671ST
  • 9.1ViewSonic PX747-4K

The BenQ TH671ST is better home theater projector in this comparison. Check BenQ TH671ST price

BenQ TH671ST competitors

ViewSonic PX747-4K competitors