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NBA player comparison

Theo Ratliff vs. Zydrunas Ilgauskas: Career comparison

hussEyquationCareer impact · regular season
Regular-season verdict

Zydrunas Ilgauskas ranks higher in career impact

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.

#847Career Impact RankPeak-weighted regular-season rank#823Leads
+1.6Peak box impactEra-adjusted points per 100 possessions above league average · higher is better+1.7Leads
+1.0Best 5 average box impactEra-adjusted points per 100 possessions above league average · higher is better+1.2Leads
67.7Best 3 average finishAverage league place · lower is better67.0Leads
+746 ptsPoints above replacementCumulative regular-season value+893 ptsLeads
117.5LeadsBest 10 average finishAverage league place · lower is better123.7

Career Impact Rank places Zydrunas Ilgauskas #823 and Theo Ratliff #847. It combines league finishes across each player's best three, five, and ten regular seasons, giving the most weight to the best three.

Regular season only. Impact figures are estimates; small gaps are not exact. Playoffs, awards and titles do not determine the verdict.

Career impact · regular seasonhusseyquation.com/compare/theo-ratliff/zydrunas-ilgauskas/career
Career Impact RankSee exactly how both rankings are calculatedTheo Ratliff81.693 · No. 847Zydrunas Ilgauskas80.500 · No. 823

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.

Theo Ratliff

81.693 composite · No. 847 all-time

Theo Ratliff's Career Composite windows
Window and finishes usedAverage finishWeightContribution
Best 3No. 631998–99Recorded box inputsIncludes bounded historical defense estimateNo. 651999–00Recorded box inputsIncludes bounded historical defense estimateNo. 752000–01Recorded box inputsIncludes bounded historical defense estimate67.66750%33.833
Best 5No. 631998–99Recorded box inputsIncludes bounded historical defense estimateNo. 651999–00Recorded box inputsIncludes bounded historical defense estimateNo. 752000–01Recorded box inputsIncludes bounded historical defense estimateNo. 921997–98Recorded box inputsIncludes bounded historical defense estimateNo. 1112003–04Recorded box inputsIncludes bounded historical defense estimate81.20030%24.360
Best 10No. 631998–99Recorded box inputsIncludes bounded historical defense estimateNo. 651999–00Recorded box inputsIncludes bounded historical defense estimateNo. 752000–01Recorded box inputsIncludes bounded historical defense estimateNo. 921997–98Recorded box inputsIncludes bounded historical defense estimateNo. 1112003–04Recorded box inputsIncludes bounded historical defense estimateNo. 1362008–09Recorded box inputsIncludes bounded historical defense estimateNo. 1411995–96Recorded box inputsIncludes bounded historical defense estimateNo. 1472002–03Recorded box inputsIncludes bounded historical defense estimateNo. 1682005–06Recorded box inputsIncludes bounded historical defense estimateNo. 1771996–97Recorded box inputsIncludes bounded historical defense estimate117.50020%23.500

33.833 + 24.360 + 23.500= 81.693

Zydrunas Ilgauskas

80.500 composite · No. 823 all-time

Zydrunas Ilgauskas's Career Composite windows
Window and finishes usedAverage finishWeightContribution
Best 3No. 592003–04Recorded box inputsIncludes bounded historical defense estimateNo. 712002–03Recorded box inputsIncludes bounded historical defense estimateNo. 712005–06Recorded box inputsIncludes bounded historical defense estimate67.00050%33.500
Best 5No. 592003–04Recorded box inputsIncludes bounded historical defense estimateNo. 712002–03Recorded box inputsIncludes bounded historical defense estimateNo. 712005–06Recorded box inputsIncludes bounded historical defense estimateNo. 791997–98Recorded box inputsIncludes bounded historical defense estimateNo. 912006–07Recorded box inputsIncludes bounded historical defense estimate74.20030%22.260
Best 10No. 592003–04Recorded box inputsIncludes bounded historical defense estimateNo. 712002–03Recorded box inputsIncludes bounded historical defense estimateNo. 712005–06Recorded box inputsIncludes bounded historical defense estimateNo. 791997–98Recorded box inputsIncludes bounded historical defense estimateNo. 912006–07Recorded box inputsIncludes bounded historical defense estimateNo. 1032004–05Recorded box inputsIncludes bounded historical defense estimateNo. 1092007–08Recorded box inputsIncludes bounded historical defense estimateNo. 1802008–09Recorded box inputsIncludes bounded historical defense estimateNo. 2342001–02Recorded box inputsIncludes bounded historical defense estimateNo. 2402000–01Recorded box inputsIncludes bounded historical defense estimate123.70020%24.740

33.500 + 22.260 + 24.740= 80.500

Averages, contributions, and totals are displayed to three decimal places. The ranking calculation keeps full source precision. Read the full method →

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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.

Impact: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Career Impact RankPeak-weighted regular-season rank#847#823Better result for this metric.
Best 3 average finishAverage league place · lower is better67.767.0Better result for this metric.
Best 5 average finishAverage league place · lower is better81.274.2Better result for this metric.
Best 10 average finishAverage league place · lower is better117.5Better result for this metric.123.7
Show more stats: Impact
Impact: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Points-above-replacement rankAll-time rank in estimated regular-season points above replacement#595#507Better result for this metric.
Peak box impactEra-adjusted points per 100 possessions above league average · higher is better+1.6+1.7Better result for this metric.
Best 3 average box impactEra-adjusted points per 100 possessions above league average · higher is better+1.3+1.4Better result for this metric.
Best 5 average box impactEra-adjusted points per 100 possessions above league average · higher is better+1.0+1.2Better result for this metric.
Best 10 average box impactEra-adjusted points per 100 possessions above league average · higher is better+0.2+0.2
Points above replacementRegular season · fixed -2.0 replacement baseline · higher is better+746 pts+893 ptsBetter result for this metric.
Seasons ranked No. 100
Top-five impact seasons00
Top-ten impact seasons00

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.

Playing time and workload: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Games810843
Minutes20,50022,965

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.

Shooting: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
True shooting percentage54.6%Better result for this metric.53.4%
True shootingAverage across the best impact seasons selected for the model input profile55.9%Better result for this metric.53.4%
Show more stats: Shooting
Shooting: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Field-goal percentage49.6%Better result for this metric.47.6%
Three-point percentage0.0%31.0%Better result for this metric.
Free-throw percentage71.0%78.0%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.

Passing: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Assist rateAverage across the best impact seasons selected for the model input profile3.4%7.8%Better result for this metric.
Assists per game0.61.1Better result for this metric.
Show more stats: Passing
Passing: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Turnover rateAverage across the best impact seasons selected for the model input profile15.6%13.1%Better result for this metric.

Rebounding

Rebound rate is the share of available rebounds collected while on court.

Rebounding: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Rebound rateAverage across the best impact seasons selected for the model input profile13.3%15.8%Better result for this metric.
Rebounds per game5.77.3Better result for this metric.

Defense

Steals and blocks describe only part of defense. They do not capture every stop, rotation, or matchup.

Defense: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Steal rateAverage across the best impact seasons selected for the model input profile1.1%Better result for this metric.1.0%
Show more stats: Defense
Defense: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Block rateAverage across the best impact seasons selected for the model input profile7.2%Better result for this metric.4.4%

Scoring

Points per game describe scoring volume, not overall impact.

Scoring: Theo Ratliff and Zydrunas Ilgauskas
MetricTheo RatliffZydrunas Ilgauskas
Points per game7.213.0Better 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.

Ranking result

Regular Season Impact

Zydrunas Ilgauskas ranks higher in career impact.

Theo RatliffMetricZydrunas Ilgauskas
#847Career Impact RankPeak-weighted regular-season rank#823Leads
+1.6Peak box impactEra-adjusted points per 100 possessions above league average · higher is better+1.7Leads
+1.0Best 5 average box impactEra-adjusted points per 100 possessions above league average · higher is better+1.2Leads
+746 ptsPoints above replacementRegular season · fixed -2.0 replacement baseline · higher is better+893 ptsLeads

This is the ranking result. It uses regular-season impact only. Team records, playoffs, and awards do not change it.

Context

Team Success

The advantages are split across the available measures.

Theo RatliffMetricZydrunas Ilgauskas
783LeadsListed-team regular-season wins552
48.7%Listed-team winning percentage53.4%Leads
550-win team seasons5
060-win team seasons2Leads
10LeadsPlayoff team seasons7

Context only. Not included in Career Impact Rank. Final records for every listed team-season. A traded season can include more than one team.

Context

Playoff Résumé

The advantages are split across the available measures.

Theo RatliffMetricZydrunas Ilgauskas
8LeadsPlayoff appearances7
44Playoff games80Leads
26Team playoff wins57Leads
0Finals appearances2Leads
0Championships0

Context only. Not included in Career Impact Rank. Team playoff results count only seasons when the player appeared in a playoff game.

Context

Awards

The advantages are split across the available measures.

Theo RatliffMetricZydrunas Ilgauskas
1All-Star2Leads
0MVP0
0All-NBA0
2LeadsAll-Defense0
0DPOY0
0Rookie of the Year0

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.

View
Align careers by
Theo RatliffZydrunas IlgauskasPeak seasonHistorical source qualification

Estimated points per 100 possessions above that season's league average

S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16

Striped bars mark seasons with fewer than 40 games. A dashed mark means that player had no season at the aligned point.

S means NBA season number; A means player age. Peak labels identify each player's accepted best season. Hover or focus any pair for season detail, or open Season timeline for the complete evidence ledger.