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  3. ML1050STi vs ML1080ST

Optoma ML1050STi vs Optoma ML1080ST

What ML1050STi does better (1) and where ML1080ST wins (6) — every spec side by side.

Optoma ML1050STi
Optoma · 2024ML1050STi
8.8Score
1 advantage≈ US$830
Higher score
vs
Optoma ML1080ST
Optoma · 2023ML1080ST
8.8Score
6 advantages≈ US$950
6.6Picture8.7
7.9Noise, lifetime & portability8.7
Dimensions

Size comparison

ML1050STiML1080ST
112 × 57123157 × 68135
ML1050STiML1080STDifference
Height57 mm68 mm−11 mm
Width112 mm157 mm−45 mm
Depth123 mm135 mm−12 mm
Weight0.4 kg1 kg−0.6 kg

Drawn to the same scale from the official dimensions (front and side).

Why is ML1050STi better than ML1080ST?

  1. Weight0.4 kg vs 1 kg2.5×

Why is ML1080ST better than ML1050STi?

  1. Brightness (ANSI / ISO lumens)535 lm vs 1,200 lm2.2×
  2. Resolution (on screen)1280 × 800 (WXGA) vs 1920 × 1080 (Full HD)
  3. Built-in speakers (total output)2 W vs 3 W+50%
  4. Native panel resolution1280 × 800 (WXGA) vs 1920 × 1080 (Full HD)
  5. Fan noise29 dB vs 28 dB+4%
  6. Power consumption67 W vs 57 W+18%
Specifications

Side by side

Optoma ML1050STiOptoma ML1050STi≈ US$8308.8
Optoma ML1080STOptoma ML1080ST≈ US$9508.8
Picture
Resolution (on screen)1280 × 800 (WXGA)1920 × 1080 (Full HD)
Native panel resolution1280 × 800 (WXGA)1920 × 1080 (Full HD)
Display technologyDLPDLP
Light source—Laser
Brightness (ANSI / ISO lumens)535 lm1,200 lm
Contrast ratio (dynamic / claimed)20,000:1—
HDR support—No
3D playbackYes—
Gaming
Maximum refresh rate—240 Hz
Lens & placement
Throw ratio0.8:10.78:1
Throw typeShort throw (0.4–1.0:1)Short throw (0.4–1.0:1)
Distance for a 100″ 16:9 image1.77 m1.73 m
Smallest image size50″60″
Largest image size100″100″
Lens shift—None
Keystone correctionYesYes
Automatic keystone correctionNoNo
Sound
Built-in speakers (total output)2 W3 W
Connectivity
HDMI inputs11
HDMI version—2.1
USB portYesYes
Ethernet (LAN)NoNo
VGA inputNoNo
Audio outputYesYes
Battery, power & lifetime
Power consumption67 W57 W
Light source life—30,000 h
Design & noise
Fan noise29 dB28 dB
Fan noise (eco mode)22 dB24 dB
Weight0.4 kg1 kg
Width112 mm157 mm
Height57 mm68 mm
Depth123 mm135 mm
ColoursWhiteWhite
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