Commodore 16

the Commodore 16 was a cheaper alternative to the Commodore 64, and was a commercial flop in the US...though it did prove to be a success in Europe.

Commodore 16
The almighty fail.

Commodore 116
The Europe exclusive even CHEAPER model of the Commodore 16.

Commodore 116 Portable
Never publicly released, only a few prototypes exist

Commodore 232
Never publicly released, only a few prototypes exist

Commodore Plus/4
See main article: Commodore Plus/4

Another commercial flop.

Commodore 264
Never publicly released, only a few prototypes exist

Commodore 364
Never publicly released, only a few prototypes exist

The Unofficial versions
There is no known attempts to revive the Commodore 16