Alistair Jennings

The Original Prusa i3 MK3S improves on the original while offering good value to businesses and hobbyists alike.

Canon is aiming its latest full-frame SLR squarely at enthusiasts and has treated them to built-in Wi-Fi and GPS technology.

The HERO4 is more streamlined than previous GoPros, but is it a little too pared down to justify its high price tag?

Updated TomTom wants to shake up the action camera market, figuratively and literally.

Updated It's not much larger than a matchbox but it can shoot 4K video at 30fps and 1080p at an amazing 120fps

With multiple sensors, 4K video and a natty design, Olympus's first action cam takes on the established players.

Stunning 4K video, improved design and object avoidance – the Phantom 4 makes capturing images easier, and safer, than ever.

Made by action camera fans, for action camera fans, the Olfi is a serious rival to the GoPro Hero4 Black.

This supercharged budget action camera poses a serious threat to the reign of the GoPro.

Shoot your world in 360 degrees with just one camera and no fuss.

This low-cost personal 4K camera with built-in stabilizer lets you shoot in a whole new way.

A huge leap forward over Rollei's previous 400-series cameras, the 420 boasts 4K video along with full HD at 60fps

This low-cost action cam gives you high resolution 4K video for a lot less than a GoPro Hero.

Capture the data behind your extreme sports with the sensor packed Virb XE.

Taking on the tried and tested GoPro shape, the ISAW packs in high end features at a fraction of the price.

Broadcast your every downhill, wheelie and wipeout live with the world's first 4G action camera.

Is this the affordable drone that will take over the world?

At last, a drone that's easy to fly – even if you're new to quadcopters – and captures fantastic footage.

The Virb Elite captures your adventures in full HD and uses GPS to track your location.

It's not the last word in video options or power, but the Stealth 2 is both practical and simple to use.