FanXin 4x4x4 axis cubeThe FanXin 4x4 Axis Cube is a 4x4 variant of the axis cube shape mod, it should be reasonably challenging despite the solve being theoretically just the same as a 4x4x4!

it is also only 66

and is great for all levels of solves

This version comes with black internals and only 1300 exist in the world

This pyraminx from X-Man (a Qiyi sub brand) is generally considered the best pyraminx on the market

The YuXin HuangLong Gigaminx sits between:

it is used by essentially all the top 5x5x5 solvers

they were the first to release a 17x17x17 and this is now their 3rd 10x10 design

elasticities and tensions

5mm Yes Best value magnetic

The ShengShou crazy 4x4x4 is a 4x4 cube puzzle with rings around the centres that do not turn with the layers

Who Is This Kit For

DianSheng are generally known for making non-WCA puzzles but they are now trying to make competition viable speedcubes