BenQ TH671ST vs Optoma UHL55 review

Votes 1 1
Rating 5 5

BenQ TH671ST vs Optoma UHL55 comparison chart

Overall
BenQ TH671ST
7.3
Optoma UHL55
9
7
10

BenQ TH671ST vs Optoma UHL55 review

BenQ TH671ST
vs
Optoma UHL55

It makes sense comparing BenQ TH671ST vs Optoma UHL55 because they both are able to give some premium features. Based on our rating, TH671ST has a total rating of 7.3 out of 10 versus 9 for UHL55.

Advantages BenQ TH671ST over Optoma UHL55

  • Bigger projection screen size: 30-300 inch vs 30-200 inch
  • Better brightness: 3000 vs 1500 lumens

Advantages Optoma UHL55 over BenQ TH671ST

  • Bring the cinematic 4K UHD experience home with the UHL55
  • Lower noise level, 28 dB vs 33 dB
  • Lower power consumption, 170 W vs 355 W
  • UHL55 is HDR-compatible
  • 3D support
  • Longer lamp life (normal mode): 20000 vs 4000 hours
  • More USB ports: 2 vs 1
  • Stereo sound vs mono from integrated speakers

Common features and specifications

  • Wireless connection
  • Equal HDMI connectors quantity: 2
  • Integrated speakers
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Common

Product

BenQ TH671ST
Optoma UHL55

Model

TH671ST
UHL55

Brand

BenQ
Optoma

Reviews

501
79

Resolution

Native resolution

1920 x 1080
3840 x 2160

Max resolution (resized)

1920 x 1200
3840 x 2160

Resolution abbreviation

Full HD
4K UHD

Properties

Projection screen size, inch

30-300
30-200

Projection distance, m/ft

0.9 - 3.3/3.2 - 9.8
0.7 - 5.3/2.6 - 17.4

Aspect ratio

16:9
16:9

Brightness, lumens

3000
1500

Contrast ratio

10000:1
250000:1

Throw ratio range

0.69:1 - 0.83:1
1.2:1

Color reproduction

1.07 billion

Projection system

DLP
DLP

Noise level, dBA

33
28

Power consumption, W

355
170

Features

Remote control

HDR

3D

Security

kensington lock, password protection
kensington lock, password protection

Projection method

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

Wireless connection

Additional features

DLP
Bluetooth, Amazon Alexa, Google Assistant, DLP

Lamp

Lamp type, W

240

Lamp life (normal mode), hours

4000
20000

Lamp life (eco mode), hours

10000
30000

Connectivity

HDMI

2
2

VGA input

1
0

Composite video input (RCA)

0
0

Audio input (RCA)

0
0

Audio input (3.5mm)

1
0

Audio output (3.5mm)

1
1

SPDIF (optical)

0
1

Ethernet (RJ45)

0
1

MHL

RS-232

1
0

12V trigger

0
0

USB

1
2

USB (service)

1
0

Audio

Integrated speakers

Speaker power, W

5
8

Sound type

mono
stereo

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
5/41

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
21.8 x 13.4 x 21.8/8.6 x 5.3 x 8.6

Weight, kg/pounds

2.2/5.9
3.9/8.7

Other

Release year

2017
2018
BenQ TH671ST
Optoma UHL55
BenQ TH671ST
Optoma UHL55

Projectors SoundStrokes Art comparison rating

  • better
  • worse
  • 7.3
  • 9
  • 7.3BenQ TH671ST
  • 9Optoma UHL55

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