If you’re after a top-of-the-line cordless vacuum with all the latest tech, a few brands stand out. Most notable among them are Dyson and Samsung. In the last 13 months, both brands have released a new flagship cordless vacuum: the Dyson Gen5detect and the Samsung Bespoke Jet AI. Both have a similar price point and both come with a host of features and attachments. But if you’re contemplating one, which luxury vacuum should you buy? We’ll break it down for you, by specs and features. WeightWhether or not a vacuum is a pain in the arm will make a big difference to how much you like or loathe cl…