Stephon Castle vs. Cooper Flagg Season by Season Comparison

Side by side comparison of each NBA season of Cooper Flagg and Stephon Castle, from their rookie seasons to their last year played, in chronological order with awards, stats, championships and playoff performance of their teams every year.

Who had the better rookie season? Who had best stats in their 10th season? Who won a championship first? These questions and many others, are answered here.

Stephon Castle played 2 years in the NBA, 1 more than Cooper Flagg, who played 1. Stephon Castle had the first of his seasons in 2024-25, while Cooper Flagg had his rookie season in 2025-26. With that starting point, here you can take a look at each of their seasons side by side and compare how their careers evolved in achievements, awards and championships won, the stats they recorded both in the Regular Season and the Playoffs and how their teams performed in the postseason.

Rookie Season
	Stephon Castle	Cooper Flagg
Season	2024-25	2025-26
Team	San Antonio Spurs	Dallas Mavericks
Honors & Awards	Rookie of the Year	-
	All-Rookie First Team	-
Playoffs	Did Not Play	Did Not Play

more >>

Rookie Season Stats Comparison
Regular Season Stats
	G	Min	Pts	ORb	DRb	Reb	Ast	Stl	Blk	TO	PF	FGM / A		%	3PM / A		%	FTM / A		%
Stephon Castle	81	26.7	14.7	1.1	2.6	3.7	4.1	0.9	0.3	2.2	2.0	5.2	12.2	.428	1.2	4.1	.285	3.1	4.2	.724
difference:	+80	+5.3	+4.7	+0.1	+6.4	+6.3	+4.1	+0.1	+0.3	-0.8	-1.0	+1.2	+0.8	+.120	+1.2	+3.1	+.285	+1.1	+2.2	+.276
Cooper Flagg	1	32.0	10.0	1.0	9.0	10.0	0.0	1.0	0.0	3.0	3.0	4.0	13.0	.308	0.0	1.0	.000	2.0	2.0	1.000
Playoffs Stats
* Neiher Stephon Castle nor Cooper Flagg played in the postseason in their season 1