Kobe scored 30 or 30+ 3 times in his 20 year career. Do you think his prime lasted only 3 years?
How about you actually learn to read first? From my earlier posts:
LeBron plays better against the West than the East.
40+ point games in the Finals:
LeBron -
3
Kobe - 1
35+ point games in the Finals:
LeBron -
6
Kobe - 4
30+ point games in the Finals:
LeBron - 12
Kobe -
13
Total number of games played in the Finals:
LeBron - 33
Kobe -
37
45+ games in the Playoffs:
LeBron -
7
Kobe - 5
40+ games in the Playoffs:
LeBron -
15
Kobe - 13
35+ games in the Playoffs:
LeBron - 35
Kobe - 35
30+ games in the Playoffs:
LeBron - 80
Kobe -
88
Total number of games played in the Playoffs:
LeBron - 178
Kobe -
220
tl;dr - In a significantly fewer number of games in the Playoffs, LeBron has recorded much better scoring games than Kobe.