In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Mitsubishi L 200 might be a better choice in this respect.
Hydraulic tappets:
yes
no
The Nissan Patrol engine has hydraulic tappets (lifters), providing quieter operation and no need for periodic adjustment, but they are more complex in design and can cause serious engine damage in case of failure.
Dimensions
Length:
4.40 m
4.50 m
Width:
1.84 m
1.66 m
Height:
1.84 m
1.57 m
Nissan Patrol is 10 cm shorter than the Mitsubishi L 200, 19 cm wider, while the height of Nissan Patrol is 27 cm higher.