All Ratings
RII

Rivalry Intensity Index

Measures the competitiveness and drama of a rivalry. Factors head-to-head record closeness, playoff meetings, memorable moments, and cultural significance.

Formula

(Record Closeness Score x 25) + (Playoff Meetings x 10) + (Memorable Moments Count x 8) + (Era Overlap Years x 3) + (Stakes Factor x 20)

Record Closenessrivalry_record_closeness (15%)
Playoff Meetingsrivalry_playoff_meetings (20%)
Memorable Momentsrivalry_memorable_moments (25%)
Era Overlap Yearsrivalry_era_overlap_years (15%)
Stakes Factorrivalry_stakes_factor (25%)

Grade Scale

A+
90
A
82
A-
74
B+
62
B
48
B-
35

Benchmarks

Celtics vs Lakers Rivalry98.8
Magic vs Bird Rivalry88.4
LeBron vs Warriors87.8
Wilt vs Russell Rivalry83.6
Jordan vs Isiah Rivalry78.4
Data Sources
Basketball-Reference.comNBA.com/stats

Grade Interpretations

A+

All-time rivalry. Defines basketball history with decades of iconic matchups.

A

Elite rivalry. Multiple playoff meetings with lasting cultural impact.

A-

Significant rivalry. Memorable moments and competitive balance over multiple years.

B+

Notable rivalry. Strong competitive history with some iconic moments.

B

Moderate rivalry. Competitive matchups but limited playoff history.

B-

Emerging rivalry. Growing competitive tension with potential for escalation.

Rivalry Intensity Index Leaderboard

#EntityScoreGrade
Celtics vs Lakers Rivalryrivalry98.8
A+
Magic vs Bird Rivalryrivalry88.4
A
LeBron vs Warriorsrivalry87.8
A
4Cavs vs Warriors Rivalryrivalry84.5
A
5Lakers vs Kingsrivalry84.2
A
6Wilt vs Russell Rivalryrivalry83.6
A
7Celtics vs 76ers Rivalryrivalry83.6
A
8Reggie Miller vs Knicksrivalry83.2
A
9Steph vs LeBron Rivalryrivalry82.7
A
10Lakers vs Spurs Rivalryrivalry81.8
A-
11Pacers vs Knicks Rivalryrivalry81.7
A-
12Knicks vs Heat Rivalryrivalry78.9
A-
13Jordan vs Isiah Rivalryrivalry78.4
A-
14Heat vs Celtics Rivalryrivalry76.6
A-
15Heat vs Mavs Rivalryrivalry76.6
A-
16Pistons vs Celtics Rivalryrivalry75.8
A-
17Kobe vs Shaq Rivalryrivalry75.0
A-
18Kareem vs Dr J Rivalryrivalry74.9
A-
19Bulls vs Pistons Rivalryrivalry74.6
A-
20AI vs Kobe Rivalryrivalry72.0
B+
21Spurs vs Suns Rivalryrivalry71.9
B+
22Ewing vs Olajuwon Rivalryrivalry71.9
B+
23Malone vs Rodman Rivalryrivalry71.8
B+
24Jazz vs Rockets Rivalryrivalry71.8
B+
25LeBron vs Durant Rivalryrivalry71.5
B+
26Jordan vs Reggie Rivalryrivalry71.4
B+
27Suns vs Lakers Rivalryrivalry71.4
B+
28Blazers vs Lakers Rivalryrivalry71.4
B+
29Thunder vs Warriors Rivalryrivalry70.4
B+
30Dirk vs Duncan Rivalryrivalry70.2
B+
31Pierce vs LeBron Rivalryrivalry69.4
B+
32Rockets vs Warriors Rivalryrivalry68.5
B+
33Nuggets vs Lakers Rivalryrivalry67.5
B+
34Stockton vs Payton Rivalryrivalry66.5
B+
35Bucks vs Raptors Rivalryrivalry59.1
B
36Embiid vs Jokic Rivalryrivalry58.5
B
37KG vs Duncan Rivalryrivalry58.4
B
38Kidd vs Nash Rivalryrivalry56.7
B
39Wade vs Kobe Rivalryrivalry56.2
B
40Giannis vs Harden Rivalryrivalry52.1
B
41Shaq vs Ewing Rivalryrivalry51.7
B
42Barkley vs Oakley Rivalryrivalry51.0
B
43Allen Iverson vs Tyronn Luerivalry49.3
B
44Russ vs Beverley Rivalryrivalry48.4
B
45Jordan vs LeBronrivalry48.0
B
46Clippers vs Warriors Rivalryrivalry47.4
B-
47Nets vs Raptors Rivalryrivalry44.4
B-
48CP3 vs Deron Rivalryrivalry44.3
B-
49Doncic vs Trae Rivalryrivalry43.0
B-