Optoma ML750ST vs BenQ HT2550

ML750ST vs HT2550 comparison chart

Overall
Optoma ML750ST
7
BenQ HT2550
8
7
8
Votes 1 1
Rating 5 5
BenQ HT2550

Aug 20, 2020

Let’s stick to the BenQ HT2550 review. The device is 4K capable and supports HDR. Moreover, it is equipped with a 5-watt speaker and has an Auto Vertical Keystone for Easy Setup that helps to a...

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Common

Product

Optoma ML750ST
BenQ HT2550

Model

ML750ST
HT2550

Brand

Optoma
BenQ

Reviews

101
124

Resolution

Native resolution

1280 x 800
3840 x 2160

Max resolution (resized)

1920 x 1080
4096 x 2160

Resolution abbreviation

WXGA
4K UHD

Properties

Projection screen size, inch

30-80
30-300

Projection distance, m/ft

0.4 - 3.5/1.3 - 11.4
2.3 - 9.8/6.2 - 29.5

Aspect ratio

16:10
16:9

Brightness, lumens

700
2200

Contrast ratio

20000:1
10000:1

Throw ratio range

0.8:1
1.47:1 - 1.76:1

Color reproduction

16.77 billion
1.07 billion

Projection system

DLP
DLP

Noise level, dBA

22
33

Power consumption, W

77
385

Features

Remote control

HDR

3D

Security

password protection
kensington lock, password protection

Projection method

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

Wireless connection

optional

Additional features

has not
has not

Lamp

Lamp type, W

240

Lamp life (normal mode), hours

20000
4000

Lamp life (eco mode), hours

20000
15000

Connectivity

HDMI

1
2

VGA input

0
1

Composite video input (RCA)

0
0

Audio input (RCA)

0
1

Audio input (3.5mm)

0
0

Audio output (3.5mm)

0
1

SPDIF (optical)

0
0

Ethernet (RJ45)

0
0

MHL

RS-232

0
0

12V trigger

0
1

USB

1
1

USB (service)

0
1

Audio

Integrated speakers

Speaker power, W

1.5
5

Sound type

mono
mono

Lens

F-number

1.9
1.94 - 2.06

Focal length, mm

8.02
15.57 - 18.67

Lens shift, %

vertical +/- 40
vertical +/- 40

Zoom ratio

1.2x

Settings

Keystone adjustment vertical, +- degrees

40
40

Keystone adjustment horizontal, +- degrees

Operating temperature

Min, C/F

5/41
0/32

Max, C/F

35/95
40/104

User manual

Manual

Dimensions

Size W x H x D, сm/inches

11.2 x 4.5 x 10.5/4.4 x 1.6 x 4.1
35 x 27 x 13/13.7 x 10.6 x 5.1

Weight, kg/pounds

0.3/0.9
4.2/8.8

Other

Release year

2016
2017
Optoma ML750ST
BenQ HT2550
Optoma ML750ST
BenQ HT2550

Projectors CHooseratoR comparison rating

  • better
  • worse
  • 7
  • 8
  • 7Optoma ML750ST
  • 8BenQ HT2550

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