OptomaPortable & mini projector
Optoma ML750i
Optoma ML750i is a portable & mini projector released in 2025. Key specs: resolution (on screen) 1280 × 800 (WXGA), brightness (ANSI / ISO lumens) 450 lm, light source LED, throw ratio 1.5:1.
4.6Score
Picture4.9
Setup & placement3.3
Noise, lifetime & portability3.8
price rangeUS$550–690Reference price converted from EUR
- Year
- 2025
- Brand
Optoma- Popularity
- #42 of 767
- Model numbers
- Optoma ML750i
1280 × 800 (WXGA)Resolution (on screen)
450 lmBrightness (ANSI / ISO lumens)
LEDLight source
1.5:1Throw ratio
NoHDR support
2 WBuilt-in speakers (total output)
32 dBFan noise
0.4 kgWeight
Spec guide
How it ranks among portable & mini projectors of 2025
Brightness (ANSI / ISO lumens) · 450 lmBottom 27%
Built-in speakers (total output) · 2 WBottom 2%
Fan noise · 32 dBBottom 28%
Weight · 0.4 kgTop 3%
Compared with portable & mini projectors released in 2025. Bars show the share of models it beats.
compared with other portable & mini projectors
Why is ML750i a good choice?
Weight: 0.4 kgbetter than 90% of portable & mini projectors
Maximum refresh rate: 120 Hzbetter than 70% of portable & mini projectors
Weak points
Fan noise: 32 dBworse than 77% of portable & mini projectors
Built-in speakers (total output): 2 Wworse than 99% of portable & mini projectors
Light source life: 20,000 hworse than 81% of portable & mini projectors
In rankings
Specifications
Full specifications
Picture
- Native panel resolution
- 1280 × 800 (WXGA)
- Brightness (ANSI / ISO lumens)
- 450 lm
- Contrast ratio (dynamic / claimed)
- 15,000:1
- HDR support
- No
- 3D playback
- Yes
Gaming
- Maximum refresh rate
- 120 Hz
Lens & placement
- Throw ratio
- 1.5:1
- Throw type
- Standard throw (1.0:1 and longer)
- Distance for a 100″ 16:9 image
- 3.32 m
- Smallest image size
- 17″
- Largest image size
- 100″
- Lens shift
- None
- Keystone correction
- Yes
- Automatic keystone correction
- No
Sound
- Built-in speakers (total output)
- 2 W
Smart & streaming
- Wi-Fi
- Yes
Connectivity
- HDMI inputs
- 1
- USB port
- Yes
- Ethernet (LAN)
- No
- VGA input
- No
- Audio output
- Yes
Battery, power & lifetime
- Power consumption
- 67 W
- Light source life
- 20,000 h
Design & noise
- Fan noise
- 32 dB
- Fan noise (eco mode)
- 29 dB
- Weight
- 0.4 kg
- Colours
- Black
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
In collections
Projectors: Light source life from 20,000 h + weight up to 2 kg113Projectors — Throw type: Standard throw (1.0:1 and longer) + weight up to 2 kg115Projectors — 3D playback + Lens shift: None117Projectors — Throw type: Standard throw (1.0:1 and longer) + maximum refresh rate from 120 hz119Projectors — Light source: LED + DLP120Projectors — Light source: LED + weight up to 2 kg129Portable & mini projectors: Light source life from 20,000 h136Portable & mini projectors — Throw type: Standard throw (1.0:1 and longer)137
