Comparing: Spähpanzer SP I C vs. T71 CMCD

The reconnaissance tank destroyer was being developed by Hotchkiss and Klöckner-Humboldt-Deutz companies from 1956 through 1962 in order to increase the anti-tank capability of recon tank battalions. A 90-mm anti-tank gun was planned to be mounted on the new vehicle. The project was eventually declined. The number of prototypes built is unknown.

A project of an airborne light tank. Developed by the Cadillac company from 1952 through 1956 as a replacement for the M41. In 1956, due to insufficient funds, the project was discontinued in favor of the more promising Т92. No prototypes were built.