I preferred Jeremy Clarkson Range Rover going against the Challenger. Lots of steel and fuel.
There was that good natured jab about British rifled main gun being supposedly better than the smooth bore we Americans use.
No experience with Challenger but some seat time in an Abrams.
#6 Tank vs Range Rover Challenge Part 2 - Top Gear - BBC
https://www.youtube.com/watch?v=-wKfpPrRVIo