Walt Bellamy vs. Isaiah Hartenstein Season by Season Comparison

Side by side comparison of each NBA season of Isaiah Hartenstein and Walt Bellamy, 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

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.

Walt Bellamy played 14 years in the NBA, 8 more than Isaiah Hartenstein, who played 6. Walt Bellamy had the first of his seasons in 1961-62, while Isaiah Hartenstein had his rookie season in 2018-19. 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 achivements, 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
Walt Bellamy 14 7 1961-62 to 1974-75
Isaiah Hartenstein 6 3 2018-19 to 2023-24

Comparison Season by Season

Jump to season:
1-2-3-4-5-6-7-8-9-10-11-12-13-14

Rookie Season

Walt Bellamy Isaiah Hartenstein
Season 1961-622018-19
Team Chicago PackersHouston Rockets
Honors & Awards Achievement Rookie of the Year-
Achievement All-Star Game-
Playoffs Did Not PlayRockets Lost West Conf Semis
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 79 42.3 31.6 - - 19.0 2.7 - - - 3.6 12.3 23.7 .519 - - - 6.9 10.8 .644
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
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy ------- --- ----------
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 -

Season 2

Walt Bellamy Isaiah Hartenstein
Season 1962-632019-20
Team Chicago ZephyrsHouston Rockets
Honors & Awards Achievement All-Star Game-
Playoffs Did Not PlayDid Not Play
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 80 41.3 27.9 - - 16.4 2.9 - - - 3.5 10.5 19.9 .527 - - - 6.9 10.3 .674
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
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy ------- --- ----------
Isaiah Hartenstein ------- --- ----------

Season 3

Walt Bellamy Isaiah Hartenstein
Season 1963-642020-21
Team Baltimore BulletsDenver Nuggets, Cleveland Cavaliers
Honors & Awards Achievement All-Star Game-
Playoffs Did Not PlayDid Not Play
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 80 42.4 27.0 - - 17.0 1.6 - - - 3.8 10.1 19.8 .513 - - - 6.7 10.3 .651
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
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy ------- --- ----------
Isaiah Hartenstein ------- --- ----------

Season 4

Walt Bellamy Isaiah Hartenstein
Season 1964-652021-22
Team Baltimore BulletsLos Angeles Clippers
Honors & Awards Achievement All-Star Game-
Playoffs Bullets Lost West Div FinalsDid Not Play
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 80 41.3 24.8 - - 14.6 2.4 - - - 3.3 9.2 18.0 .509 - - - 6.4 9.4 .685
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
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 10 42.7 20.9 - - 15.1 3.4 - - - 3.8 7.4 15.8 .468 - - - 6.1 9.2 .663
Isaiah Hartenstein ------- --- ----------

Season 5

Walt Bellamy Isaiah Hartenstein
Season 1965-662022-23
Team Baltimore Bullets, New York KnicksNew York Knicks
Honors & Awards
Playoffs Did Not PlayKnicks Lost East Conf Semis
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 80 41.9 22.8 - - 15.7 2.9 - - - 3.7 8.7 17.2 .506 - - - 5.4 8.6 .624
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
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy ------- --- ----------
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

Season 6

Walt Bellamy Isaiah Hartenstein
Season 1966-672023-24
Team New York KnicksNew York Knicks
Honors & Awards
Playoffs Knicks Lost East Div SemisKnicks TBD
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 79 38.1 19.0 - - 13.5 2.6 - - - 3.5 7.2 13.7 .521 - - - 4.7 7.3 .636
Isaiah Hartenstein 75 25.3 7.8 3.3 5.1 8.3 2.5 1.2 1.1 1.2 2.8 3.1 4.9 .644 0.0 0.0 .333 1.5 2.1 .707
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 4 39.3 18.3 - - 16.5 3.0 - - - 3.8 7.0 13.5 .519 - - - 4.3 7.3 .586
Isaiah Hartenstein 11 29.5 9.6 3.9 4.0 7.9 3.5 0.2 1.0 1.5 3.2 4.0 6.5 .620 0.1 0.2 .500 1.5 1.8 .850

Season 7

Walt Bellamy Isaiah Hartenstein
Season 1967-68-
Team New York Knicks-
Honors & Awards
Playoffs Knicks Lost East Div Semis-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 82 32.9 16.7 - - 11.7 2.0 - - - 3.2 6.2 11.5 .541 - - - 4.3 6.5 .662
Isaiah Hartenstein ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 6 46.2 20.0 - - 16.0 3.5 - - - 3.7 7.5 17.8 .421 - - - 5.0 8.0 .625
Isaiah Hartenstein ------- --- ----------

Season 8

Walt Bellamy Isaiah Hartenstein
Season 1968-69-
Team New York Knicks, Detroit Pistons-
Honors & Awards
Playoffs Did Not Play-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 88 35.9 17.4 - - 12.5 2.0 - - - 3.6 6.4 12.5 .510 - - - 4.6 7.0 .649
Isaiah Hartenstein ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy ------- --- ----------
Isaiah Hartenstein ------- --- ----------

Season 9

Walt Bellamy Isaiah Hartenstein
Season 1969-70-
Team Detroit Pistons, Atlanta Hawks-
Honors & Awards
Playoffs Hawks Lost West Div Finals-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 79 25.7 11.6 - - 8.9 1.8 - - - 3.3 4.4 8.5 .523 - - - 2.7 4.7 .576
Isaiah Hartenstein ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 9 40.9 16.8 - - 15.6 3.9 - - - 3.6 6.6 14.0 .468 - - - 3.7 5.1 .717
Isaiah Hartenstein ------- --- ----------

Season 10

Walt Bellamy Isaiah Hartenstein
Season 1970-71-
Team Atlanta Hawks-
Honors & Awards
Playoffs Hawks Lost East Conf Semis-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 82 35.5 14.7 - - 12.9 2.8 - - - 3.3 5.3 10.7 .493 - - - 4.1 6.8 .604
Isaiah Hartenstein ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 5 43.2 20.8 - - 14.4 2.0 - - - 3.2 8.2 13.8 .594 - - - 4.4 5.8 .759
Isaiah Hartenstein ------- --- ----------

Season 11

Walt Bellamy Isaiah Hartenstein
Season 1971-72-
Team Atlanta Hawks-
Honors & Awards
Playoffs Hawks Lost East Conf Semis-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 82 38.9 18.6 - - 12.8 3.2 - - - 3.1 7.2 13.3 .545 - - - 4.1 7.1 .585
Isaiah Hartenstein ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 6 41.2 18.5 - - 13.7 1.8 - - - 3.3 7.0 14.3 .488 - - - 4.5 7.2 .628
Isaiah Hartenstein ------- --- ----------

Season 12

Walt Bellamy Isaiah Hartenstein
Season 1972-73-
Team Atlanta Hawks-
Honors & Awards
Playoffs Hawks Lost East Conf Semis-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 74 37.9 16.1 - - 13.0 2.4 - - - 3.3 6.1 12.2 .505 - - - 3.8 7.1 .538
Isaiah Hartenstein ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 6 41.2 13.7 - - 12.2 2.2 - - - 2.8 5.7 14.3 .395 - - - 2.3 5.2 .452
Isaiah Hartenstein ------- --- ----------

Season 13

Walt Bellamy Isaiah Hartenstein
Season 1973-74-
Team Atlanta Hawks-
Honors & Awards
Playoffs Did Not Play-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 77 31.7 13.1 3.4 6.2 9.6 2.5 0.7 0.6 - 3.0 5.1 10.4 .486 - - - 3.0 5.0 .608
Isaiah Hartenstein ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy ------- --- ----------
Isaiah Hartenstein ------- --- ----------

Season 14

Walt Bellamy Isaiah Hartenstein
Season 1974-75-
Team New Orleans Jazz-
Honors & Awards
Playoffs Did Not Play-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy 1 14.0 6.0 0.0 5.0 5.0 0.0 0.0 0.0 - 2.0 2.0 2.0 1.000 - - - 2.0 2.0 1.000
Isaiah Hartenstein ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Walt Bellamy ------- --- ----------
Isaiah Hartenstein ------- --- ----------