We test and rate 9 of the best portable presentation devices around.

Why bother buying a big screen that takes up part of your wall, when you can buy a cheap projector and take up the entire wall?

Slightly over budget and over-specified to fit within last month’s budget projector roundup, the Casio XJ-360 is a very compact and very capable projector that may just be worth those extra dollars.

Sony's first Cineza, the VPLHS1, was an innovative projector: it featured 'sideshot', horizontal as well as vertical keystone correction which meant it was the first projector that could be placed in the corner of a room, and still project a perfectly rectangular image in the centre of a wall.

For those in the business of presentations the data projector runs hand in hand as a tool of the trade almost as important as the notebook computer.

There are many things that are given the 'instant' moniker, but usually products from the IT world are not among their number. Slow PC boot times (whatever happened to instant-on PCs?) and a whole mess of configurations takes the instant gratification out of most technology...

A wonderful high-end projector, with support for DisplayLink technology

Hot on the heels of last month’s sub- $2500 projector roundup is HP’s new vp6315.

Panasonic's new business projector, the PT-LB10NTE is a stunning little unit for its price and size. It features a bright 2000 ANSI lumens rating - powerful enough that the projection is clearly legible even with the fluorescent boardroom lights on, and a wide 500:1 contrast ratio.

The Dell 1100MP is a data projector for the most part, but was submitted by Dell for this review with the home theatre projectors.

A Nikon compact camera with pico projector. It's here: a 12MP, 5x zoom sporting, picture projecting monster

Impressive and free antivirus and antispyware package

If you want big, bright, cheap images, check this Benq projector out.

The utilitarian looking InFocus ScreenPlay 4805 is a very capable home theatre projector, provided that you’re looking for a projector mainly for home theatre use.

Whenever PC Authority reviews a data projector, we try it out with DVDs and games, and we test entertainment projectors with PCs just to see how they handle applications other than those they’re specifically designed for.

Many people fantasise about owning a plasma screen because of the massive image sizes and are getting excited because the prices are rapidly dropping, but in the projector world the prices have already dropped so far that for under a few grand you can now buy something that projects an image larger than four plasma screens. Compare that to the price of a plasma screen and see which way the scales tip.

David Field attends the motion picture industry’s biennial forum to see what the professionals are talking about.

It's a shame this isn't cheaper: a fine projector if you're prepared to pay a premium for Full HD

Running costs are high, but with a high resolution and superb performance, it’s a groundbreaking product.

The FF1 is well featured and comes with some useful accessories. Picture quality isn’t perfect, but it still has a range of practical uses.