Shaquille O'Neal
1992–93 to 2010–11 · 19 seasons
NBA player comparison
Shaquille O'Neal vs. Wilt Chamberlain: Career comparison
Regular-season verdict
Wilt Chamberlain ranks higher in career impact
Wilt Chamberlain
1959–60 to 1972–73 · 14 seasons
Impact comparison
#15Career Impact RankPeak-weighted regular-season rank#3Leads
+9.7LeadsPeak era-centered impactEstimated points per 100 possessions above that season's league average+8.5
+7.9LeadsBest 5 average impact+7.8
1.3Best 3 average finishAverage league place; closer to No. 1 is better1.0Leads
2Seasons ranked No. 17Leads
+5,683 ptsPoints above replacementCumulative regular-season value+9,955 ptsLeads
Career Impact Rank places Wilt Chamberlain #3 and Shaquille O'Neal #15. It combines league finishes across each player's best three, five, and ten regular seasons, giving the most weight to the best three. Shaquille O'Neal had the higher single-season impact estimate.
Regular season only. Impact figures are estimates; small gaps are not exact. Playoffs, awards and titles do not determine the verdict.
Career Impact RankSee exactly how both rankings are calculatedShaquille O'Neal2.267 · No. 15Wilt Chamberlain1.060 · No. 3
Only the three league-finish windows below determine Career Impact Rank. Career Value and peak impact are separate measures; neither adds points to this calculation. Lower composite scores rank higher.
Shaquille O'Neal
2.267 composite · No. 15 all-time
| Window and finishes used | Average finish | Weight | Contribution |
|---|---|---|---|
| Best 3No. 11999–00Recorded box inputsIncludes bounded historical defense estimateNo. 12001–02Recorded box inputsIncludes bounded historical defense estimateNo. 22000–01Recorded box inputsIncludes bounded historical defense estimate | 1.333 | 50% | 0.667 |
| Best 5No. 11999–00Recorded box inputsIncludes bounded historical defense estimateNo. 12001–02Recorded box inputsIncludes bounded historical defense estimateNo. 22000–01Recorded box inputsIncludes bounded historical defense estimateNo. 41996–97Recorded box inputsIncludes bounded historical defense estimateNo. 42002–03Recorded box inputsIncludes bounded historical defense estimate | 2.400 | 30% | 0.720 |
| Best 10No. 11999–00Recorded box inputsIncludes bounded historical defense estimateNo. 12001–02Recorded box inputsIncludes bounded historical defense estimateNo. 22000–01Recorded box inputsIncludes bounded historical defense estimateNo. 41996–97Recorded box inputsIncludes bounded historical defense estimateNo. 42002–03Recorded box inputsIncludes bounded historical defense estimateNo. 51993–94Recorded box inputsIncludes bounded historical defense estimateNo. 51997–98Recorded box inputsIncludes bounded historical defense estimateNo. 51998–99Recorded box inputsIncludes bounded historical defense estimateNo. 81994–95Recorded box inputsIncludes bounded historical defense estimateNo. 92003–04Recorded box inputsIncludes bounded historical defense estimate | 4.400 | 20% | 0.880 |
0.667 + 0.720 + 0.880= 2.267
Wilt Chamberlain
1.060 composite · No. 3 all-time
| Window and finishes used | Average finish | Weight | Contribution |
|---|---|---|---|
| Best 3No. 11961–62Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11962–63Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11963–64Reconstructed historical estimateIncludes bounded historical defense estimate | 1.000 | 50% | 0.500 |
| Best 5No. 11961–62Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11962–63Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11963–64Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11965–66Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11966–67Reconstructed historical estimateIncludes bounded historical defense estimate | 1.000 | 30% | 0.300 |
| Best 10No. 11961–62Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11962–63Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11963–64Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11965–66Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11966–67Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11967–68Reconstructed historical estimateIncludes bounded historical defense estimateNo. 11968–69Reconstructed historical estimateIncludes bounded historical defense estimateNo. 21959–60Reconstructed historical estimateIncludes bounded historical defense estimateNo. 21964–65Reconstructed historical estimateIncludes bounded historical defense estimateNo. 21972–73Reconstructed historical estimateIncludes bounded historical defense estimate | 1.300 | 20% | 0.260 |
0.500 + 0.300 + 0.260= 1.060
Averages, contributions, and totals are displayed to three decimal places. The ranking calculation keeps full source precision. Read the full method →
Full comparison · Career comparison
Understand the numbers
Start with impact, then compare playing time and skills. Team results add context. These are not categories to tally into a winner.
1 · Ranking evidence
Impact: who ranks higher, and why?
Career Impact Rank compares entire regular-season careers across NBA history. It combines average league places across the best three, five, and ten seasons, weighted 50%, 30%, and 20%. A lower rank or average place is better.
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Career Impact RankPeak-weighted regular-season rank | #15 | #3Better result for this metric. |
| Best 3 average finish | 1.3 | 1.0Better result for this metric. |
| Best 5 average finish | 2.4 | 1.0Better result for this metric. |
| Best 10 average finish | 4.4 | 1.3Better result for this metric. |
Show more stats: Impact
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Points-above-replacement rankAll-time rank in estimated regular-season points above replacement | #25 | #3Better result for this metric. |
| Peak era-centered impactEstimated points per 100 possessions above that season's league average | +9.7Better result for this metric. | +8.5 |
| Best 3 average impact | +8.4Better result for this metric. | +8.2 |
| Best 5 average impact | +7.9Better result for this metric. | +7.8 |
| Best 10 average impact | +6.8Better result for this metric. | +6.7 |
| Points above replacementRegular season · fixed -2.0 replacement baseline · higher is better | +5,683 pts | +9,955 ptsBetter result for this metric. |
| Seasons ranked No. 1 | 2 | 7Better result for this metric. |
| Top-five impact seasons | 8 | 14Better result for this metric. |
| Top-ten impact seasons | 10 | 14Better result for this metric. |
2 · Playing time and responsibility
How much did each player take on?
Read games and minutes alongside impact. Offensive usage is the share of team plays a player ends with a shot, free throws, or a turnover while on court. More usage is not automatically better.
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Games | 1,207 | 1,045 |
| Minutes | 41,918 | 47,859 |
3 · Individual skills
Where does each player have an advantage?
These are each player's averages across up to ten best seasons. Career Impact Rank gives the Best 3, Best 5, and Best 10 average league finishes 50%, 30%, and 20% window weights, giving the most weight to the highest peak. The model accounts for position, role, pace, playing time, and team results. Green marks the better result for a metric, including lower turnover rates. Workload and shot-selection measures stay neutral. These rows are not votes toward the ranking.
Shooting
True shooting includes two-pointers, three-pointers, and free throws.
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| True shooting percentage | 58.6%Better result for this metric. | 54.7% |
| True shootingAverage across the best impact seasons selected for the model input profile | 58.4%Better result for this metric. | 57.4% |
Show more stats: Shooting
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Field-goal percentage | 58.2%Better result for this metric. | 54.0% |
| Three-point percentage | 4.5% | Unavailable |
| Free-throw percentage | 52.7%Better result for this metric. | 51.1% |
Passing
Assist rate is the share of teammates’ made shots assisted while the player is on court. Read turnovers alongside offensive workload; lower turnover rate is generally better.
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Assist rateAverage across the best impact seasons selected for the model input profile | 15.5% | 16.1%Better result for this metric. |
| Assists per game | 2.5 | 4.4Better result for this metric. |
Show more stats: Passing
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Turnover rateAverage across the best impact seasons selected for the model input profile | 10.7% | Unavailable |
Rebounding
Rebound rate is the share of available rebounds collected while on court.
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Rebound rateAverage across the best impact seasons selected for the model input profile | 17.8% | 19.9%Better result for this metric. |
| Rebounds per game | 10.9 | 22.9Better result for this metric. |
Defense
Steals and blocks describe only part of defense. They do not capture every stop, rotation, or matchup.
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Steal rateAverage across the best impact seasons selected for the model input profile | 0.9% | Unavailable |
Show more stats: Defense
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Block rateAverage across the best impact seasons selected for the model input profile | 4.7% | Unavailable |
Scoring
Points per game describe scoring volume, not overall impact.
| Metric | Shaquille O'Neal | Wilt Chamberlain |
|---|---|---|
| Points per game | 23.7 | 30.1Better result for this metric. |
4 · Team context, not ranking inputs
What happened with and without them?
A verified with/without comparison is unavailable for this scope. We do not substitute another season’s observations.
Four separate questions
Impact, winning, playoffs, and awards
These are different ways to understand a career. Only Regular Season Impact determines the hussEyquation verdict. The other three sections add basketball context without adding points or changing the rank.
Regular Season Impact
Wilt Chamberlain ranks higher in career impact.
Shaquille O'NealMetricWilt Chamberlain
#15Career Impact RankPeak-weighted regular-season rank#3Leads
+9.7LeadsPeak era-centered impactEstimated points per 100 possessions above that season's league average+8.5
+7.9LeadsBest 5 average impact+7.8
+5,683 ptsPoints above replacementRegular season · fixed -2.0 replacement baseline · higher is better+9,955 ptsLeads
This is the ranking result. It uses regular-season impact only. Team records, playoffs, and awards do not change it.
Team Success
The advantages are split across the available measures.
Shaquille O'NealMetricWilt Chamberlain
1,031Listed-team regular-season wins1,036Leads
64.1%LeadsListed-team winning percentage0.5%
15Leads50-win team seasons10
460-win team seasons10Leads
17LeadsPlayoff team seasons13
Context only. Not included in Career Impact Rank. Final records for every listed team-season. A traded season can include more than one team.
Playoff Résumé
Shaquille O'Neal leads every available measure below.
Shaquille O'NealMetricWilt Chamberlain
17LeadsPlayoff appearances13
216LeadsPlayoff games160
135LeadsTeam playoff wins88
6Finals appearances6
4LeadsChampionships2
Context only. Not included in Career Impact Rank. Team playoff results count only seasons when the player appeared in a playoff game.
Awards
The advantages are split across the available measures.
Shaquille O'NealMetricWilt Chamberlain
15LeadsAll-Star13
1MVP4Leads
14LeadsAll-NBA10
3LeadsAll-Defense2
0DPOY0
1Rookie of the Year1
Context only. Not included in Career Impact Rank. Major regular-season honors are recognition, not inputs to the impact ranking.
How each context field is counted
- Listed-team regular-season wins
- The sum of each listed team's final wins in every season the player represented that team.
- Listed-team winning percentage
- Those team wins divided by those teams' total regular-season games.
- 50- and 60-win team seasons
- Listed team-seasons that finished with at least 50 or 60 wins. Shortened seasons are not projected to 82 games.
- Team seasons reaching playoffs
- Listed team-seasons in which that team qualified for the playoffs.
- Playoff appearances and games
- Postseasons and games in which the player appeared.
- Team playoff wins
- Team wins from those postseasons. They describe team results, not individual credit.
- Finals appearances and championships
- Seasons when the player appeared in the playoffs for the finalist or champion.
- Awards
- Recorded NBA selections and major regular-season honors. A zero means the source records none; Not available means the source field is missing.
Source and scope Basketball Reference, NBA seasons 1950–51 through 2025–26, accessed 2026-10-09.
Career Shape Explorer
How the careers developed
Follow every regular season by NBA experience or age. This view describes the path; it does not create another verdict.
Shaquille O'NealWilt ChamberlainPeak seasonHistorical source qualification
Estimated points per 100 possessions above that season's league average
Striped bars mark seasons with fewer than 40 games. A dashed mark means that player had no season at the aligned point.
Season-by-season evidenceRead both careers at the same stage
Every observed season keeps its age, era-centered impact estimate, league rank when qualified, career-stage label, and exact evidence link. A missing career point stays missing.
Shaquille O'NealNBA seasonWilt Chamberlain
Season 1
Season 2
Season 3
Season 4
Season 5
Season 6
Season 7
Season 8
Season 9
Season 10
Season 11
Season 12
Season 13
Season 14
Season 15
No season
Season 16
No season
Season 17
No season
Season 18
No season
Observed values come from the accepted season comparison record. Historical source qualifications stay attached to affected seasons. Missing means no NBA season exists at that aligned point; it is never interpolated. Missing is not the same as estimated.