Jim Petersen vs. Robert Williams III Season by Season Comparison

Side by side comparison of each NBA season of Robert Williams III and Jim Petersen, 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.

Jim Petersen played 8 years in the NBA, 2 more than Robert Williams III, who played 6. Jim Petersen had the first of his seasons in 1984-85, while Robert Williams III 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
Jim Petersen 8 5 1984-85 to 1991-92
Robert Williams III 6 5 2018-19 to 2023-24

Comparison Season by Season

Jump to season:
1-2-3-4-5-6-7-8

Rookie Season
Jim Petersen Robert Williams III
Season 1984-852018-19
Team Houston RocketsBoston Celtics
Honors & Awards
Playoffs Rockets Lost West Conf 1st RdCeltics 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 %
Jim Petersen 60 11.9 3.2 0.7 1.7 2.5 0.5 0.2 0.5 1.2 2.1 1.2 2.4 .486 0.0 0.0 - 0.8 1.1 .758
Robert Williams III 32 8.8 2.5 0.8 1.7 2.5 0.2 0.3 1.3 0.3 1.1 1.1 1.6 .706 0.0 0.0 - 0.3 0.5 .600
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 3 2.7 0.7 0.3 0.3 0.7 0.3 0.0 0.0 0.3 0.7 0.3 0.3 1.000 0.0 0.0 - 0.0 0.0 -
Robert Williams III 3 4.3 1.3 0.3 2.0 2.3 0.0 0.0 0.0 0.0 0.3 0.3 0.7 .500 0.0 0.0 - 0.7 0.7 1.000

Season 2
Jim Petersen Robert Williams III
Season 1985-862019-20
Team Houston RocketsBoston Celtics
Honors & Awards
Playoffs Rockets Lost NBA FinalsCeltics Lost East Conf Finals
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 82 20.3 6.2 1.8 3.0 4.8 1.0 0.5 0.7 1.0 2.8 2.4 5.0 .477 0.0 0.0 .000 1.4 2.0 .706
Robert Williams III 29 13.4 5.2 1.4 3.0 4.4 0.9 0.8 1.2 0.7 1.8 2.2 3.0 .727 0.0 0.0 - 0.8 1.2 .647
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 20 18.9 5.6 2.4 3.2 5.6 1.1 0.5 0.5 0.8 2.9 2.2 5.4 .407 0.0 0.0 - 1.2 1.7 .697
Robert Williams III 13 11.5 3.7 1.7 2.2 3.9 0.8 0.2 0.5 0.5 1.4 1.8 2.4 .742 0.0 0.1 .000 0.2 0.5 .333

Season 3
Jim Petersen Robert Williams III
Season 1986-872020-21
Team Houston RocketsBoston Celtics
Honors & Awards
Playoffs Rockets Lost West Conf SemisCeltics Lost East Conf 1st Rd
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 82 29.3 11.3 2.2 4.6 6.8 1.5 0.5 1.2 1.9 3.3 4.7 9.2 .511 0.0 0.0 .000 1.9 2.5 .727
Robert Williams III 52 18.9 8.0 2.6 4.3 6.9 1.8 0.8 1.8 1.0 2.0 3.6 5.0 .721 0.0 0.0 .000 0.9 1.4 .616
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 10 18.7 6.8 1.4 3.2 4.6 0.6 0.5 0.2 1.0 2.6 2.8 5.1 .549 0.0 0.0 - 1.2 1.8 .667
Robert Williams III 3 15.3 6.3 2.7 2.3 5.0 0.7 0.3 3.0 0.3 2.3 3.0 4.7 .643 0.0 0.0 - 0.3 0.7 .500

Season 4
Jim Petersen Robert Williams III
Season 1987-882021-22
Team Houston RocketsBoston Celtics
Honors & Awards -Achievement All-Defensive Second Team
Playoffs Rockets Lost West Conf 1st RdCeltics Lost NBA Finals
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 69 26.0 8.9 2.1 4.2 6.3 1.5 0.5 0.6 1.7 2.9 3.6 7.1 .510 0.0 0.1 .167 1.7 2.2 .745
Robert Williams III 61 29.6 10.0 3.9 5.7 9.6 2.0 0.9 2.2 1.0 2.2 4.4 6.0 .736 0.0 0.0 .000 1.1 1.5 .722
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 4 24.5 7.8 1.8 3.5 5.3 1.5 0.3 0.5 1.0 2.8 3.0 5.8 .522 0.0 0.0 - 1.8 3.0 .583
Robert Williams III 17 23.2 7.7 2.5 3.6 6.2 1.0 0.7 2.2 0.6 2.0 3.1 4.6 .679 0.0 0.1 .000 1.5 1.6 .893

Season 5
Jim Petersen Robert Williams III
Season 1988-892022-23
Team Sacramento KingsBoston Celtics
Honors & Awards
Playoffs Did Not PlayCeltics Lost East Conf Finals
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 66 24.7 10.2 1.8 4.4 6.3 1.2 0.7 1.0 2.2 3.6 4.2 9.2 .459 0.0 0.1 .000 1.7 2.3 .747
Robert Williams III 35 23.5 8.0 3.0 5.4 8.3 1.4 0.6 1.4 1.0 1.9 3.6 4.9 .747 0.0 0.0 .000 0.7 1.2 .610
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen ------- --- ----------
Robert Williams III 20 20.9 7.7 1.8 4.2 6.0 1.0 0.5 1.3 0.8 2.2 3.4 4.3 .788 0.0 0.1 .000 1.0 1.4 .679

Season 6
Jim Petersen Robert Williams III
Season 1989-902023-24
Team Golden State WarriorsPortland Trail Blazers
Honors & Awards
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 %
Jim Petersen 43 13.8 4.0 1.1 2.6 3.7 0.5 0.4 0.5 0.8 2.4 1.4 3.3 .426 0.0 0.0 .000 1.2 1.7 .712
Robert Williams III 6 19.8 6.8 1.8 4.5 6.3 0.8 1.2 1.2 1.2 2.8 2.8 4.3 .654 0.0 0.0 - 1.2 1.5 .778
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen ------- --- ----------
Robert Williams III ------- --- ----------

Season 7
Jim Petersen Robert Williams III
Season 1990-91-
Team Golden State Warriors-
Honors & Awards
Playoffs Warriors 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 %
Jim Petersen 62 13.5 4.5 1.1 2.1 3.2 0.4 0.2 0.7 0.8 2.5 1.8 3.8 .483 0.0 0.1 .250 0.8 1.2 .658
Robert Williams III ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen 9 13.0 3.2 0.4 2.6 3.0 0.3 0.2 0.4 0.2 3.9 1.3 1.9 .706 0.0 0.0 - 0.6 0.9 .625
Robert Williams III ------- --- ----------

Season 8
Jim Petersen Robert Williams III
Season 1991-92-
Team Golden State Warriors-
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 %
Jim Petersen 27 6.3 1.6 0.4 1.2 1.7 0.3 0.2 0.2 0.2 1.3 0.7 1.5 .450 0.0 0.1 .000 0.3 0.4 .700
Robert Williams III ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Jim Petersen ------- --- ----------
Robert Williams III ------- --- ----------
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