Keldon Johnson vs. Isaiah Thomas Season by Season Comparison

Side by side comparison of each NBA season of Isaiah Thomas and Keldon Johnson, 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.

Keldon Johnson played 7 years in the NBA, 5 less than Isaiah Thomas, who played 12. Keldon Johnson had the first of his seasons in 2019-20, while Isaiah Thomas had his rookie season in 2011-12. 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
	Keldon Johnson	Isaiah Thomas
Season	2019-20	2011-12
Team	San Antonio Spurs	Sacramento Kings
Honors & Awards	-	All-Rookie Second Team
Playoffs	Did Not Play	Did Not Play

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Rookie Season Stats Comparison
Regular Season Stats
	G	Min	Pts	ORb	DRb	Reb	Ast	Stl	Blk	TO	PF	FGM / A		%	3PM / A		%	FTM / A		%
Keldon Johnson	17	17.7	9.1	0.6	2.8	3.4	0.9	0.8	0.1	0.8	1.6	3.1	5.2	.596	0.8	1.3	.591	2.1	2.6	.795
difference:	+48	+7.8	+2.4	+0.1	+1.0	+0.8	+3.2			-0.8	-0.3	+0.8	+3.6	+.148	+0.5	+2.1	+.212	+0.3	+0.2	+.037
Isaiah Thomas	65	25.5	11.5	0.7	1.8	2.6	4.1	0.8	0.1	1.6	1.9	3.9	8.8	.448	1.3	3.4	.379	2.4	2.8	.832
Playoffs Stats
* Neiher Keldon Johnson nor Isaiah Thomas played in the postseason in their season 1

Season 5
	Keldon Johnson	Isaiah Thomas
Season	2023-24	2015-16
Team	San Antonio Spurs	Boston Celtics
Honors & Awards	-	All-Star Game
Playoffs	Did Not Play	Celtics Lost East Conf 1st Rd

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5th Season Stats Comparison
Regular Season Stats
	G	Min	Pts	ORb	DRb	Reb	Ast	Stl	Blk	TO	PF	FGM / A		%	3PM / A		%	FTM / A		%
Keldon Johnson	69	29.5	15.7	1.4	4.1	5.5	2.8	0.7	0.3	1.4	2.2	5.7	12.5	.454	1.8	5.3	.346	2.5	3.2	.792
difference:	+13	+2.7	+6.5	+0.8	+1.7	+2.5	+3.4	+0.4	+0.2	-1.3	-0.2	+1.5	+4.4	+.026	+0.2	+0.4	+.013	+3.3	+3.4	+.079
Isaiah Thomas	82	32.2	22.2	0.6	2.4	3.0	6.2	1.1	0.1	2.7	2.0	7.2	16.9	.428	2.0	5.7	.359	5.8	6.6	.871
Playoffs Stats
	G	Min	Pts	ORb	DRb	Reb	Ast	Stl	Blk	TO	PF	FGM / A		%	3PM / A		%	FTM / A		%
Keldon Johnson	DNP	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Isaiah Thomas	6	36.7	24.2	0.3	2.7	3.0	5.0	0.7	0.8	2.3	3.0	7.8	19.8	.395	2.2	7.7	.283	6.3	7.8	.809

Season 6
	Keldon Johnson	Isaiah Thomas
Season	2024-25	2016-17
Team	San Antonio Spurs	Boston Celtics
Honors & Awards	-	All-NBA Second Team
	-	All-Star Game
Playoffs	Did Not Play	Celtics Lost East Conf Finals

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6th Season Stats Comparison
Regular Season Stats
	G	Min	Pts	ORb	DRb	Reb	Ast	Stl	Blk	TO	PF	FGM / A		%	3PM / A		%	FTM / A		%
Keldon Johnson	77	23.9	12.7	1.5	3.4	4.8	1.6	0.6	0.3	1.0	1.5	4.8	10.0	.482	1.1	3.6	.318	1.9	2.5	.773
difference:	+1	+9.9	+16.2	+0.9	+1.3	+2.1	+4.3	+0.3	+0.1	-1.8	-0.7	+4.2	+9.4	+.019	+2.1	+4.9	+.061	+5.9	+6.0	+.136
Isaiah Thomas	76	33.8	28.9	0.6	2.1	2.7	5.9	0.9	0.2	2.8	2.2	9.0	19.4	.463	3.2	8.5	.379	7.8	8.5	.909
Playoffs Stats
	G	Min	Pts	ORb	DRb	Reb	Ast	Stl	Blk	TO	PF	FGM / A		%	3PM / A		%	FTM / A		%
Keldon Johnson	DNP	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Isaiah Thomas	15	34.7	23.3	0.3	2.8	3.1	6.7	0.9	0.1	3.3	2.3	7.4	17.4	.425	2.4	7.2	.333	6.1	7.4	.820