Comparing: Spähpanzer SP I C vs. Aufklärungspanzer Panther

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.

Planned heavy reconnaissance vehicle. The plans called for using the Panther hull in order to facilitate rapid mass production. The vehicle was to feature the Leopard turret with a gun not longer than the tank's hull, which was to ensure maneuverability in forested terrain. No prototypes were built.