Bissell PowerEdge Pet Ideal for the young and broke. Strong suction, with a V-shaped head to corral crushed chips from last night’s party. Not quite as sturdy as others here, but for the money, a winner.
Dyson Digital Slim
It reconfigures for easy stair cleaning (picture it without the blue wand). Or swap the head for a crevice tool to tackle overhead jobs. A digital monitor makes it lighter than most. Cordless.