Al Horford vs. Cliff Williams Season by Season Comparison

Side by side comparison of each NBA season of Cliff Williams and Al Horford, 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.

Al Horford played 17 years in the NBA, 16 more than Cliff Williams, who played 1. Al Horford had the first of his seasons in 2007-08, while Cliff Williams had his rookie season in 1968-69. 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
Al Horford 17 15 2007-08 to 2023-24
Cliff Williams 1 0 1968-69

Comparison Season by Season

Jump to season:
1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17

Rookie Season

Al Horford Cliff Williams
Season 2007-081968-69
Team Atlanta HawksDetroit Pistons
Honors & Awards Achievement All-Rookie First Team-
Playoffs Hawks Lost East Conf 1st RdDid Not Play
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 81 31.4 10.1 3.1 6.6 9.7 1.5 0.7 0.9 1.7 3.3 4.1 8.2 .499 0.0 0.1 .000 1.9 2.6 .731
Cliff Williams 3 6.0 1.3 - - 1.0 0.7 - - - 2.3 0.7 3.0 .222 - - - 0.0 0.0 -
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 7 39.6 12.6 3.1 7.3 10.4 3.6 0.4 1.0 2.1 3.7 4.9 10.3 .472 0.0 0.0 - 2.9 3.9 .741
Cliff Williams ------- --- ----------

Season 2

Al Horford Cliff Williams
Season 2008-09-
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 %
Al Horford 67 33.5 11.5 2.2 7.1 9.3 2.4 0.8 1.4 1.5 2.8 4.7 8.9 .525 0.0 0.0 .000 2.2 3.1 .727
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 9 28.0 6.9 1.3 4.4 5.8 2.0 0.7 0.7 0.4 2.9 2.8 6.6 .424 0.0 0.1 .000 1.3 2.0 .667
Cliff Williams ------- --- ----------

Season 3

Al Horford Cliff Williams
Season 2009-10-
Team Atlanta Hawks-
Honors & Awards Achievement All-Star Game-
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 %
Al Horford 81 35.1 14.2 2.9 7.0 9.9 2.3 0.7 1.1 1.5 2.8 5.8 10.5 .551 0.0 0.0 1.000 2.6 3.3 .789
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 11 35.3 14.6 2.5 6.5 9.0 1.8 0.7 1.7 1.4 3.2 6.1 11.6 .523 0.1 0.1 1.000 2.4 2.8 .839
Cliff Williams ------- --- ----------

Season 4

Al Horford Cliff Williams
Season 2010-11-
Team Atlanta Hawks-
Honors & Awards Achievement All-NBA Third Team-
Achievement All-Star Game-
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 %
Al Horford 77 35.1 15.3 2.4 7.0 9.3 3.5 0.8 1.0 1.5 2.5 6.7 12.0 .557 0.0 0.1 .500 1.9 2.4 .798
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 12 39.0 11.3 2.1 7.5 9.6 3.5 0.4 1.0 1.4 2.8 4.8 11.4 .423 0.0 0.2 .000 1.7 2.2 .769
Cliff Williams ------- --- ----------

Season 5

Al Horford Cliff Williams
Season 2011-12-
Team Atlanta Hawks-
Honors & Awards
Playoffs Hawks 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 %
Al Horford 11 31.6 12.4 2.4 4.6 7.0 2.2 0.9 1.3 1.5 1.9 5.2 9.4 .553 0.0 0.1 .000 2.0 2.7 .733
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 3 36.0 15.3 1.7 6.7 8.3 2.7 1.3 1.3 4.0 3.7 6.7 11.3 .588 0.0 0.0 - 2.0 2.7 .750
Cliff Williams ------- --- ----------

Season 6

Al Horford Cliff Williams
Season 2012-13-
Team Atlanta Hawks-
Honors & Awards
Playoffs Hawks 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 %
Al Horford 74 37.2 17.4 2.6 7.6 10.2 3.2 1.1 1.1 2.0 2.2 7.8 14.3 .543 0.0 0.1 .500 1.8 2.8 .644
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 6 36.3 16.7 2.0 6.8 8.8 3.0 1.0 0.8 1.5 2.8 6.8 13.8 .494 0.0 0.0 - 3.0 4.5 .667
Cliff Williams ------- --- ----------

Season 7

Al Horford Cliff Williams
Season 2013-14-
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 %
Al Horford 29 33.0 18.6 2.3 6.1 8.4 2.6 0.9 1.5 2.2 1.9 8.2 14.5 .567 0.1 0.4 .364 2.0 2.9 .682
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford ------- --- ----------
Cliff Williams ------- --- ----------

Season 8

Al Horford Cliff Williams
Season 2014-15-
Team Atlanta Hawks-
Honors & Awards Achievement All-Star Game-
Playoffs Hawks 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 %
Al Horford 76 30.5 15.2 1.7 5.4 7.2 3.2 0.9 1.3 1.3 1.6 6.8 12.7 .538 0.1 0.5 .306 1.4 1.9 .759
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 16 32.6 14.4 2.5 6.1 8.6 3.7 0.8 1.4 1.6 2.1 6.7 13.2 .507 0.1 0.6 .222 0.9 1.3 .750
Cliff Williams ------- --- ----------

Season 9

Al Horford Cliff Williams
Season 2015-16-
Team Atlanta Hawks-
Honors & Awards Achievement All-Star Game-
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 %
Al Horford 82 32.1 15.2 1.8 5.5 7.3 3.2 0.8 1.5 1.3 2.0 6.5 12.8 .505 1.1 3.1 .344 1.3 1.6 .798
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 10 32.7 13.4 1.3 5.2 6.5 3.1 1.2 2.4 1.7 2.5 5.4 11.6 .466 1.1 2.8 .393 1.5 1.6 .938
Cliff Williams ------- --- ----------

Season 10

Al Horford Cliff Williams
Season 2016-17-
Team Boston Celtics-
Honors & Awards
Playoffs Celtics 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 %
Al Horford 68 32.3 14.0 1.4 5.4 6.8 5.0 0.8 1.3 1.7 2.0 5.6 11.8 .473 1.3 3.6 .355 1.6 2.0 .800
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 18 33.9 15.1 1.7 4.8 6.6 5.4 0.8 0.8 1.8 1.8 6.2 10.6 .584 1.5 2.9 .519 1.2 1.6 .759
Cliff Williams ------- --- ----------

Season 11

Al Horford Cliff Williams
Season 2017-18-
Team Boston Celtics-
Honors & Awards Achievement All-Defensive Second Team-
Achievement All-Star Game-
Playoffs Celtics 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 %
Al Horford 72 31.6 12.9 1.4 5.9 7.4 4.7 0.6 1.1 1.8 1.9 5.1 10.5 .489 1.3 3.1 .429 1.3 1.7 .783
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 19 35.7 15.7 1.7 6.6 8.3 3.3 1.0 1.2 1.7 2.1 5.8 10.7 .544 0.8 2.3 .349 3.3 3.9 .827
Cliff Williams ------- --- ----------

Season 12

Al Horford Cliff Williams
Season 2018-19-
Team Boston Celtics-
Honors & Awards
Playoffs Celtics 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 %
Al Horford 68 29.0 13.6 1.8 5.0 6.7 4.2 0.9 1.3 1.5 1.9 5.7 10.6 .535 1.1 3.0 .360 1.1 1.4 .821
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 9 34.4 13.9 1.4 7.6 9.0 4.4 0.4 0.8 2.1 2.3 5.1 12.2 .418 2.0 4.9 .409 1.7 2.0 .833
Cliff Williams ------- --- ----------

Season 13

Al Horford Cliff Williams
Season 2019-20-
Team Philadelphia 76ers-
Honors & Awards
Playoffs 76ers 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 %
Al Horford 67 30.2 11.9 1.5 5.3 6.8 4.0 0.8 0.9 1.2 2.1 4.8 10.6 .450 1.5 4.2 .350 0.9 1.2 .763
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 4 32.3 7.0 2.3 5.0 7.3 2.3 0.3 1.3 0.8 3.5 3.0 6.3 .480 0.0 1.0 .000 1.0 1.8 .571
Cliff Williams ------- --- ----------

Season 14

Al Horford Cliff Williams
Season 2020-21-
Team Oklahoma City Thunder-
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 %
Al Horford 28 27.9 14.2 1.0 5.7 6.7 3.4 0.9 0.9 1.0 1.7 5.8 12.9 .450 2.0 5.4 .368 0.6 0.8 .818
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford ------- --- ----------
Cliff Williams ------- --- ----------

Season 15

Al Horford Cliff Williams
Season 2021-22-
Team Boston Celtics-
Honors & Awards
Playoffs Celtics Lost NBA Finals-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 69 29.1 10.2 1.6 6.1 7.7 3.4 0.7 1.3 0.9 1.9 3.9 8.2 .467 1.3 3.8 .336 1.2 1.4 .842
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 23 35.4 12.0 1.5 7.8 9.3 3.3 0.8 1.3 1.3 2.8 4.4 8.4 .523 2.0 4.3 .480 1.2 1.6 .778
Cliff Williams ------- --- ----------

Season 16

Al Horford Cliff Williams
Season 2022-23-
Team Boston Celtics-
Honors & Awards
Playoffs Celtics 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 %
Al Horford 63 30.5 9.8 1.2 5.0 6.2 3.0 0.5 1.0 0.6 1.9 3.6 7.6 .476 2.3 5.2 .446 0.2 0.3 .714
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 20 30.9 6.7 1.5 5.7 7.2 3.0 1.1 1.7 0.6 2.4 2.6 6.6 .386 1.4 4.7 .298 0.2 0.2 .750
Cliff Williams ------- --- ----------

Season 17

Al Horford Cliff Williams
Season 2023-24-
Team Boston Celtics-
Honors & Awards
Playoffs Celtics TBD-
more >>
Regular Season Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 65 26.8 8.6 1.3 5.1 6.4 2.6 0.6 1.0 0.7 1.4 3.3 6.4 .511 1.7 4.0 .419 0.4 0.5 .867
Cliff Williams ------- --- ----------
Playoffs Stats
G Min Pts ORb DRb Reb Ast Stl Blk TO PF FGM / A % 3PM / A % FTM / A %
Al Horford 7 26.3 8.3 1.1 5.3 6.4 2.0 0.6 0.3 0.4 1.3 3.3 6.1 .535 1.4 3.9 .370 0.3 0.6 .500
Cliff Williams ------- --- ----------