G-Wagen,
+axle diff locks, Panzer tank build quaility
– v.heavy, they sink into bogs/peat v quickly, expensive for parts, very little axle articulation hence why they had difflocks, 4×2 non permanent 4wd drivetrain, rust on rear light panels, heater motors fail often, massive price new and 2nd hand
Toy LC,
+awesome engines (4.2 straight6), reliable, good parts back up/support thru Africa/Mid/Far east
– v.heavy, 4×2 non permanent 4wd drivetrain, heavy on fuel, rust on bodywork
Defender 90/110
+massive axle articulation, light(ish) weight, cheap parts, aluminium bodywork, permanent 4wd drivetrain
-perceived reliability, rust issues on chassis/bulkhead, can be under powered in certain conditions, interior ergonomics can be an issue for some people.
Best offroad is a Defender. end of, especially with an ARB difflock fitted. Maybe not best overall but it depends what your requirements are.