$ time find ./ -type f | wc -l
29388
 
real    0m0.244s
user    0m0.034s
sys     0m0.181s

$ time find ./ -type f -print0 | xargs -0 ls | wc -l
29388
 
real    0m1.049s
user    0m0.420s
sys     0m0.588s

$ time find ./ -type f -exec ls '{}' \; | wc -l
29388
 
real    0m46.239s
user    0m16.509s
sys     0m25.974s