Mark West
1983–84 to 1999–00 · 17 seasons
NBA player comparison
Mark West vs. Ron Horn: Career comparison
Regular-season verdict
There is not enough comparable regular-season data to name a leader
Ron Horn
1961–62 to 1962–63 · 2 seasons
Impact comparison
Box impact estimates points per 100 possessions above each season's league average. Higher is better. Career ranks and average league finishes work the other way: lower is better.
#1279Career Impact RankPeak-weighted regular-season rank—
+0.3Peak box impactEra-adjusted points per 100 possessions above league average · higher is better—
-2.7Average box impact to dateEra-adjusted points per 100 possessions above league average · higher is better—
#93Best league finish—
-53 ptsPoints above replacementCumulative regular-season value-28 ptsLeads
1,090LeadsGames31
Career Impact Rank is unavailable for at least one player in this scope. hussEyquation does not substitute a different measure or declare a winner.
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 calculatedMark West125.007 · No. 1,279Ron HornUnavailable
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.
Mark West
125.007 composite · No. 1,279 all-time
| Window and finishes used | Average finish | Weight | Contribution |
|---|---|---|---|
| Best 3No. 931989–90Recorded box inputsIncludes bounded historical defense estimateNo. 961990–91Recorded box inputsIncludes bounded historical defense estimateNo. 1031988–89Recorded box inputsIncludes bounded historical defense estimate | 97.333 | 50% | 48.667 |
| Best 5No. 931989–90Recorded box inputsIncludes bounded historical defense estimateNo. 961990–91Recorded box inputsIncludes bounded historical defense estimateNo. 1031988–89Recorded box inputsIncludes bounded historical defense estimateNo. 1631987–88Recorded box inputsIncludes bounded historical defense estimateNo. 2061986–87Recorded box inputsIncludes bounded historical defense estimate | 132.200 | 30% | 39.660 |
| Best 10No. 931989–90Recorded box inputsIncludes bounded historical defense estimateNo. 961990–91Recorded box inputsIncludes bounded historical defense estimateNo. 1031988–89Recorded box inputsIncludes bounded historical defense estimateNo. 1631987–88Recorded box inputsIncludes bounded historical defense estimateNo. 2061986–87Recorded box inputsIncludes bounded historical defense estimateNo. 2311992–93Recorded box inputsIncludes bounded historical defense estimateNo. 2321993–94Recorded box inputsIncludes bounded historical defense estimateNo. 2361985–86Recorded box inputsIncludes bounded historical defense estimateNo. 2371984–85Recorded box inputsIncludes bounded historical defense estimateNo. 2371991–92Recorded box inputsIncludes bounded historical defense estimate | 183.400 | 20% | 36.680 |
48.667 + 39.660 + 36.680= 125.007
Ron Horn
Career Composite unavailable
An official score cannot be shown because the stored rank or required source inputs are unavailable.
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 | Mark West | Ron Horn |
|---|---|---|
| Career Impact RankPeak-weighted regular-season rank | #1279 | Unavailable |
| Best 3 average finishAverage league place · lower is better | 97.3 | Unavailable |
| Best 5 average finishAverage league place · lower is better | 132.2 | Unavailable |
| Best 10 average finishAverage league place · lower is better | 183.4 | Unavailable |
Show more stats: Impact
| Metric | Mark West | Ron Horn |
|---|---|---|
| Points-above-replacement rankAll-time rank in estimated regular-season points above replacement | #4177 | #3683Better result for this metric. |
| Peak box impactEra-adjusted points per 100 possessions above league average · higher is better | +0.3 | Unavailable |
| Best 3 average box impactEra-adjusted points per 100 possessions above league average · higher is better | +0.2 | Unavailable |
| Best 5 average box impactEra-adjusted points per 100 possessions above league average · higher is better | -0.7 | Unavailable |
| Best 10 average box impactEra-adjusted points per 100 possessions above league average · higher is better | -1.9 | Unavailable |
| Points above replacementRegular season · fixed -2.0 replacement baseline · higher is better | -53 pts | -28 ptsBetter result for this metric. |
| Seasons ranked No. 1 | 0 | 0 |
| Top-five impact seasons | 0 | 0 |
| Top-ten impact seasons | 0 | 0 |
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 | Mark West | Ron Horn |
|---|---|---|
| Games | 1,090 | 31 |
| Minutes | 20,213 | 314 |
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 | Mark West | Ron Horn |
|---|---|---|
| True shooting percentage | 59.2%Better result for this metric. | 35.8% |
| True shootingAverage across the best impact seasons selected for the model input profile | 60.2% | Unavailable |
Show more stats: Shooting
| Metric | Mark West | Ron Horn |
|---|---|---|
| Field-goal percentage | 58.0%Better result for this metric. | 29.8% |
| Three-point percentage | 0.0% | Unavailable |
| Free-throw percentage | 56.8% | 67.7%Better result for this metric. |
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 | Mark West | Ron Horn |
|---|---|---|
| Assist rateAverage across the best impact seasons selected for the model input profile | 3.0% | Unavailable |
| Assists per game | 0.4 | 0.4 |
Show more stats: Passing
| Metric | Mark West | Ron Horn |
|---|---|---|
| Turnover rateAverage across the best impact seasons selected for the model input profile | 18.1% | Unavailable |
Rebounding
Rebound rate is the share of available rebounds collected while on court.
| Metric | Mark West | Ron Horn |
|---|---|---|
| Rebound rateAverage across the best impact seasons selected for the model input profile | 14.7% | Unavailable |
| Rebounds per game | 4.9Better result for this metric. | 2.5 |
Defense
Steals and blocks describe only part of defense. They do not capture every stop, rotation, or matchup.
| Metric | Mark West | Ron Horn |
|---|---|---|
| Steal rateAverage across the best impact seasons selected for the model input profile | 0.8% | Unavailable |
Show more stats: Defense
| Metric | Mark West | Ron Horn |
|---|---|---|
| Block rateAverage across the best impact seasons selected for the model input profile | 4.4% | Unavailable |
Scoring
Points per game describe scoring volume, not overall impact.
| Metric | Mark West | Ron Horn |
|---|---|---|
| Points per game | 5.7Better result for this metric. | 2.5 |
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
There is not enough comparable regular-season data to name a leader.
Mark WestMetricRon Horn
#1279Career Impact RankPeak-weighted regular-season rankNot available
+0.3Peak box impactEra-adjusted points per 100 possessions above league average · higher is betterNot available
-0.7Best 5 average box impactEra-adjusted points per 100 possessions above league average · higher is betterNot available
-53 ptsPoints above replacementRegular season · fixed -2.0 replacement baseline · higher is better-28 ptsLeads
This is the ranking result. It uses regular-season impact only. Team records, playoffs, and awards do not change it.
Team Success
Mark West leads every available measure below.
Mark WestMetricRon Horn
861LeadsListed-team regular-season wins82
56.4%LeadsListed-team winning percentage51.2%
9Leads50-win team seasons1
1Leads60-win team seasons0
14LeadsPlayoff team seasons1
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
Mark West leads every available measure below.
Mark WestMetricRon Horn
11LeadsPlayoff appearances1
95LeadsPlayoff games7
58LeadsTeam playoff wins6
1Finals appearances1
0Championships0
Context only. Not included in Career Impact Rank. Team playoff results count only seasons when the player appeared in a playoff game.
Awards
No recorded measure separates these careers.
Mark WestMetricRon Horn
Not availableAll-StarNot available
Not availableMVPNot available
Not availableAll-NBANot available
Not availableAll-DefenseNot available
Not availableDPOYNot available
Not availableRookie of the YearNot available
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.
Mark WestRon HornPeak 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.
Mark WestNBA seasonRon Horn
Season 1
Season 2
Season 3
No season
Season 4
No season
Season 5
No season
Season 6
No season
Season 7
No season
Season 8
No season
Season 9
No season
Season 10
No season
Season 11
No season
Season 12
No season
Season 13
No season
Season 14
No season
Season 15
No season
Season 16
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.