If you're after something to power portable presentations, the Optoma ML550 is an expensive but worthwhile option.
Browse Data projectors brands
The Optoma EP728 stands out from the competition because of its small size and weight. When packed in its carry case it is half the size of most rival projectors, which will be welcome news to anyone who has to take a projector on the road. Despite the small size, this is a regular DLP projector with an XGA resolution that can be resized to a widescreen image of 1400 x 1050 pixels.
This data projector comes in a tiny box and is a very light 1.4kg. It's so small the tiny carry case has a compartment for the cables that is almost as big as the section for the projector itself.
If the Optoma DX733 was judged on looks and styling alone it would be a hands-down winner. The casing is two-tone silver with a curved bulge to accommodate the lens housing, while the control buttons are neatly and logically laid out
Apparently, sub-£2k DarkChip3 DLP projectors are like buses: you wait a lifetime for one, then two come along at once. What's more, this new Optoma is a whole £400 cheaper than its DarkChip3 rival the InFocus IN78
Optoma is an increasingly popular brand, both with business and schools, as it offers a wide range of affordable DLP machines. The Optoma EP770 is a replacement for the older EP739 and is aimed at meeting rooms and classrooms
Not all DLP systems are created equally, as their creator, Texas Instruments, is forever tinkering with its technology and coming up with improved chipsets. So it's no shock that projectors vary according to their generation and specification
Apparently, not all DLPs are built the same. On paper, the H27 seems almost identical to others. But the proof of the pudding is in the eating and we certainly enjoyed gorging on this tasty projector