Our take
The Optoma ML800 is a compact LED projector for mobile presenters who need a documented 800 ANSI-lumen rating and WXGA resolution. Its 1.4 kg body and local file playback reduce setup pieces, but the fixed lens and AC requirement limit where it can work.
Mobile presentations where WXGA detail, USB/SD playback, and a small carrying case matter more than battery operation.
It is not a battery-powered projector, UST home-theater unit, native Full HD model, or a projector with installed streaming apps.
Pros & cons
What could work for you, and what to consider before buying.
What works in its favor
- Optoma specifies native WXGA and 800 ANSI lumens in Bright mode.
- LED illumination and 1.4 kg weight support regular transport.
- HDMI, VGA, SD, USB, and 6 W stereo audio cover several presentation sources.
What to weigh up
- The fixed lens offers no optical zoom or lens shift.
- An AC supply is required, so the small size does not mean outlet-free use.
- A 100-inch maximum screen figure is a specification limit, not a brightness guarantee.
The key details
| Model covered | ML800 |
|---|---|
| Image format | Native WXGA 1280 × 800 |
| Rated light output | 800 ANSI lumens; LED source |
| Placement | Fixed 1.4:1 throw; 17–100-inch image range |
Performance figures are manufacturer claims. Source checked October 10, 2026. Regional models and included accessories can differ.
What the features mean for you
How does WXGA serve mobile presentations?
Optoma specifies native WXGA at 1280 × 800 pixels, a 16:10 format common in computer presentations. That gives a presenter more width than XGA and clearer slide text, while still falling short of Full HD detail. The projector can accept Full HD input but displays within its native panel resolution. A 1.4 kg body and compact shape make it easier to carry between rooms than a full-size installation projector. Its presentation positioning is supported by the brochure, but the model should still be matched to the source material and room distance.
What does 800 ANSI lumens tell a buyer?
Optoma's brochure lists 800 ANSI lumens in Bright mode, so this figure has a defined basis for comparison with other ANSI-rated products. It is a model rating and not a measurement of an older unit's current output. The LED system avoids a conventional replaceable lamp and is rated for up to 20,000 hours, but that figure does not establish present condition or color performance. A buyer should test focus, brightness uniformity, fan, and ports before using the ML800 for a large screen. Room lighting and image size remain important even with a clearly stated rating.
Will the fixed lens fit the destination?
The ML800 uses a fixed 1.4:1 lens, with Optoma listing a 17–100-inch image range and 0.52–3 meters of projection distance. Since there is no optical zoom, image size depends on placing the projector at the distance shown in the chart. Measure the room and screen before choosing a table or ceiling position; digital keystone cannot move the lens. The 1.4 ratio is not ultra-short throw, even though the projector can make a smaller image from a fairly short distance. A cramped desk setup may still need a different optical design.
What can it play without a computer?
Optoma lists an SD slot and USB ports alongside HDMI and VGA, and the brochure describes playback of common office documents, photos, and video files. A presenter can prepare local files instead of carrying a laptop, but the manual's format list should be checked against the exact file and codec. Optional Wi-Fi uses a separate dongle; it is not a built-in app platform. The 6 W stereo speaker and composite input offer some flexibility for temporary setups. Confirm the remote, dongle, cables, and carry case on the specific used offer rather than assuming every original accessory is present.
Who should choose another portable model?
Choose ML800 when AC power is available and a manufacturer-stated ANSI number, WXGA, and on-device media playback matter. ASUS B1M adds an internal battery and a shorter 0.9:1 fixed lens but its 700-lumen rating is not labeled ANSI. LG PV150G is substantially lighter and battery powered, though its native WVGA image and low non-ANSI output suit smaller, darker viewing. These distinctions are more useful than treating every compact projector as equivalent. Check image size, source method, battery or outlet need, and used-unit condition before deciding.
What else to compare
ASUS B1M adds a rechargeable battery and shorter throw but has no ANSI label for its output; LG PV150G is lighter with a lower WVGA image.
Before you buy
Does the ML800 have native Full HD?
No. Optoma specifies native WXGA 1280 × 800; Full HD is a supported input format.
Is its 800-lumen rating ANSI?
Yes. Optoma labels the ML800's Bright-mode rating as 800 ANSI lumens.
Can the ML800 operate without a power outlet?
No battery operation is documented; Optoma specifies an AC power supply.
Where can I check the current price?
Use the Amazon link for current offers. Check the exact model, seller, product condition, delivery, and return terms. This page does not display a live price or confirm stock.
Sources & review basis
We use the following manufacturer documentation for the product features above. Our suitability notes and buying advice are editorial judgments based on those features, not measured performance results.
- Optoma ML800 official product brochure ↗ — checked October 10, 2026.
- Optoma ML800 official brochure and specifications ↗ — checked October 10, 2026.
The decision
Choose ML800 for WXGA mobile presentations with AC access, a clearly stated ANSI rating, and local USB or SD media playback.
Is it the right fit?
Check the exact model and today’s offers on Amazon.