Gan I Play V2 MSCube it is very stable but

it is very stable but a bit slow out of the box

Teodor Zadjer used this cube to break the world record single with a solve time of 2

it is similar enough to be used well for comp-sim practice

QiYi have released a series of new budget magnetic cubes which are meant to have the performance of high-end premium cubes with a budget price

set up by UK national championship runner up for 7x7x7

Gan I Play V2 MSCube it is very stable butThe Gan I Play V2 is a smart cube that can connect to a smartphone allowing people to race each other and analyse their performance, despite the internal mechanism required it still performs like you would expect from a Gan speedcube.