Are cheap robot vacuums worth it? I've tested bots at all price points, and here's my take

Knowing how much to spend on a robot vacuum can be difficult. You can find bots for close to $100 / £100, ranging right up to well over a grand. So are cheap bots a false economy? Will you regret not spending a bit more?

I manage TechRadar's best robot vacuum guide and have tested models at every price point, and here's my take. Cheap robot vacuums can be well worth it, provided you're willing to take on some maintenance tasks yourself, and you stick to known, trusted brands.

Right now is an especially good time to shop, because the Amazon Prime Day sales are in full swing, with lots of affordable robovacs discounted even further (my pick of the bunch in the Dreame D9 Max Gen 2, now $149.99 (was $279.99) in the US and £139 (was £199) in the UK, and ...