How good is KF-51 panther mbt versus US Army Abrams mbt?

How good is KF-51 panther mbt versus US Army Abrams mbt?

The newly unveiled Rheinmetall KF51 Panther tank is reported to be built with a 130mm Future Gun System, a weapon larger than the standard 120mm weapon used on the Abrams, something which raises questions about the extent to which the new platform represents a leap-forward technologically.