Isaiah Hartenstein vs. Jonathan Kuminga Season by Season Comparison

Side by side comparison of each NBA season of Jonathan Kuminga and Isaiah Hartenstein, from their rookie seasons to their last year played, in chronological order with awards, stats, championships and playoff performance of their teams every year.

Player comparisons:
Career comparison / Season by season / Stats Rankings / Games against each other

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.

Isaiah Hartenstein played 8 years in the NBA, 3 more than Jonathan Kuminga, who played 5. Isaiah Hartenstein had the first of his seasons in 2018-19, while Jonathan Kuminga had his rookie season in 2021-22. 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.

Their Careers

Player
Total Seasons Playoffs Played NBA Years
Isaiah Hartenstein 8 4 2018-19 to 2025-26
Jonathan Kuminga 5 3 2021-22 to 2025-26

Comparison Season by Season

Jump to season:

1-2-3-4-5

Rookie Season

Isaiah Hartenstein Jonathan Kuminga
Season 2018-192021-22
Team Houston RocketsGolden State Warriors
Honors & Awards
Playoffs Rockets Lost West Conf SemisNBA Champion NBA Champion
more >>
Rookie Season Stats Comparison
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein 28 7.9 1.9 0.8 0.9 1.7 0.5 0.3 0.4 0.5 2.0 0.7 1.5 .488 0.1 0.2 .333 0.4 0.5 .786
difference:+42+9.0+7.4+1.7+1.6+0.4+0.1+0.1-0.6-0.1+2.7+5.1+.025+0.6+1.9+.003+1.5+2.2+.102
Jonathan Kuminga 70 16.9 9.3 0.8 2.6 3.3 0.9 0.4 0.3 1.1 2.1 3.4 6.6 .513 0.7 2.1 .336 1.9 2.7 .684
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein 2 1.0 2.0 0.5 0.0 0.5 0.0 0.0 0.0 0.0 0.5 1.0 1.0 1.000 0.0 0.0 - 0.0 0.0 -
difference:+14+7.6+3.2+0.2+1.4+1.2+0.5+0.2+0.1-0.7-0.2+0.9+2.8+.500+0.2+0.8+1.3+1.6
Jonathan Kuminga 16 8.6 5.2 0.3 1.4 1.7 0.5 0.2 0.1 0.7 0.7 1.9 3.8 .500 0.2 0.8 .231 1.3 1.6 .769

Season 2

Isaiah Hartenstein Jonathan Kuminga
Season 2019-202022-23
Team Houston RocketsGolden State Warriors
Honors & Awards
Playoffs Did Not PlayWarriors Lost West Conf Semis
more >>
2nd Season Stats Comparison
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein 23 11.6 4.7 1.3 2.7 3.9 0.8 0.4 0.5 0.7 1.8 1.9 2.9 .657 0.0 0.2 .000 0.8 1.2 .679
difference:+44+9.2+5.2+0.3+0.3+0.5+1.1+0.2-0.7-0.5+2.0+4.5+.132+0.8+2.0+.370+0.5+0.9+.027
Jonathan Kuminga 67 20.8 9.9 1.0 2.4 3.4 1.9 0.6 0.5 1.4 2.3 3.9 7.4 .525 0.8 2.2 .370 1.3 2.1 .652
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein DNP------ --- ----------
Jonathan Kuminga 10 6.1 3.4 0.4 0.5 0.9 0.5 0.2 0.0 0.4 0.5 1.3 2.4 .542 0.3 0.7 .429 0.5 0.9 .556

Season 3

Isaiah Hartenstein Jonathan Kuminga
Season 2020-212023-24
Team Denver Nuggets, Cleveland CavaliersGolden State Warriors
Honors & Awards
Playoffs Did Not PlayDid Not Play
more >>
3rd Season Stats Comparison
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein 46 12.2 5.1 1.4 2.5 3.9 1.2 0.4 0.8 1.0 2.3 2.0 3.7 .550 0.0 0.1 .333 1.0 1.5 .648
difference:+28+14.1+11.0+0.2+1.1+0.9+1.0+0.3+0.3-0.6+4.2+7.9+.021+0.7+2.1+.012+2.0+2.5+.098
Jonathan Kuminga 74 26.3 16.1 1.2 3.6 4.8 2.2 0.7 0.5 1.6 2.3 6.2 11.6 .529 0.7 2.2 .321 3.0 4.0 .746
Playoffs Stats
* Neiher Isaiah Hartenstein nor Jonathan Kuminga played in the postseason in their season 3

Season 4

Isaiah Hartenstein Jonathan Kuminga
Season 2021-222024-25
Team Los Angeles ClippersGolden State Warriors
Honors & Awards
Playoffs Did Not PlayWarriors Lost West Conf Semis
more >>
4th Season Stats Comparison
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein 68 17.9 8.3 1.7 3.2 4.9 2.4 0.7 1.1 1.2 2.5 3.4 5.4 .626 0.2 0.4 .467 1.3 1.9 .689
difference:+21+6.4+7.0+0.5+0.2+0.3+0.2+0.1+0.7-0.3-0.6+2.1+6.7+.172+0.8+2.8+.162+2.0+3.1+.021
Jonathan Kuminga 47 24.3 15.3 1.2 3.4 4.6 2.2 0.8 0.4 1.5 1.9 5.5 12.1 .454 1.0 3.2 .305 3.3 5.0 .668
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein DNP------ --- ----------
Jonathan Kuminga 8 23.4 15.3 0.9 1.6 2.5 1.3 0.5 0.5 1.6 1.6 5.6 11.6 .484 1.3 3.1 .400 2.8 3.9 .710

Season 5

Isaiah Hartenstein Jonathan Kuminga
Season 2022-232025-26
Team New York KnicksGolden State Warriors
Honors & Awards
Playoffs Knicks Lost East Conf SemisDid Not Play
more >>
5th Season Stats Comparison
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein 82 19.9 5.0 2.5 4.0 6.5 1.2 0.6 0.8 0.8 2.6 2.1 4.0 .535 0.1 0.5 .216 0.6 0.9 .676
difference:+77+10.3+11.2+0.3+1.2+0.9+2.2+0.2+0.6-1.6-0.2+3.7+6.8+.002+1.3+2.7+.222+2.6+3.3+.086
Jonathan Kuminga 5 30.2 16.2 2.2 5.2 7.4 3.4 0.8 0.2 2.4 2.8 5.8 10.8 .537 1.4 3.2 .438 3.2 4.2 .762
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TOPF FGM / A% 3PM / A% FTM / A%
Isaiah Hartenstein 11 20.0 3.1 2.1 2.5 4.6 1.3 0.8 1.4 0.5 2.6 1.0 2.1 .478 0.0 0.0 - 1.1 1.5 .750
Jonathan Kuminga DNP------ --- ----------

Additional Years

* Isaiah Hartenstein played 3 seasons more than Jonathan Kuminga in the NBA.

In that period—his seasons 6 to 8, from 2024 to 2026—Isaiah Hartenstein played in two Playoffs and won one NBA Championship.