Best Right-Backs in the Liga Portugal (Sep 2026)
Ranked by Analytical Strength Index
Use the search bar below to find specific players, or apply filters to narrow results by club, age range, or market value. Click the chart icon next to any player to view their historical value trajectory and forecast.
Player Rankings
Ranked by Analytical Strength Index. Click any player to view full profile, or click the chart icon to see value history.
Alberto Costa
FC Porto • 22 years old
€15.6M
€18.0M
+15.6%
Expected: €18.3M
72.4
Amar Dedić
SL Benfica • 24 years old
€13.8M
€16.0M
+15.6%
Expected: €15.5M
71.5
Iván Fresneda
Sporting CP • 21 years old
€13.0M
€15.0M
+15.6%
Expected: €15.2M
69.8
Martim Fernandes
FC Porto • 20 years old
€10.4M
€12.0M
+15.6%
Expected: €13.2M
66.7
Víctor Gómez
SC Braga • 26 years old
€8.6M
€10.0M
+15.6%
Expected: €10.2M
61.7
Georgios Vagiannidis
Sporting CP • 24 years old
€6.9M
€8.0M
+15.6%
Expected: €7.8M
59.1
Alexander Bah
SL Benfica • 28 years old
€6.1M
€7.0M
+15.6%
Expected: €6.7M
56.3
Diogo Travassos
Sporting CP • 22 years old
€5.2M
€6.0M
+15.6%
Expected: €6.1M
54.9
Rodrigo Pinheiro
FC Famalicão • 24 years old
€4.3M
€5.0M
+15.6%
Expected: €4.9M
53.1
Daniel Banjaqui
SL Benfica • 18 years old
€4.3M
€5.0M
+15.6%
Expected: €5.8M
51.4
Gaizka Larrazabal
Casa Pia AC • 28 years old
€3.5M
€4.0M
+15.6%
Expected: €3.8M
49.2
Pedro Lima
FC Porto • 20 years old
€3.5M
€4.0M
+15.6%
Expected: €4.4M
49.1
João Ferreira
SC Braga • 25 years old
€2.6M
€3.0M
+15.6%
Expected: €3.1M
43.4
Dinis Pinto
Moreirense FC • 26 years old
€2.6M
€3.0M
+15.6%
Expected: €3.1M
42.9
Ricard Sánchez
GD Estoril Praia • 26 years old
€2.6M
€3.0M
+15.6%
Expected: €3.1M
42.9
Marios Vrousai
Rio Ave FC • 28 years old
€2.6M
€3.0M
+15.6%
Expected: €2.9M
41.9
Salvador Blopa
Sporting CP • 19 years old
€2.2M
€2.5M
+15.6%
Expected: €2.8M
39.3
Tony Strata
Vitória Guimarães SC • 21 years old
€1.7M
€2.0M
+15.6%
Expected: €2.0M
37.0
Zé Carlos
Gil Vicente FC • 28 years old
€1.7M
€2.0M
+15.6%
Expected: €1.9M
36.8
Garcia
FC Famalicão • 24 years old
€1.3M
€1.5M
+15.6%
Expected: €1.5M
34.3
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Explore Market Size by Position in Liga Portugal
Interactive bubble chart showing predicted 2-year growth vs current age for all Liga Portugal Right-Backs. Identify undervalued assets and track market momentum across 31 clubs with €173.0M combined value.
Age Distribution: Liga Portugal Right-Backs
The Liga Portugal RB market shows 5 distinct age segments, with the largest cohort in the 30+ bracket (59 players, 48% of market). The 24-26 age group holds the most value at €56.7M, averaging €2.6M per player.
Top Right-Backs by Age Bracket
U21 Years (6 players)
21-23 Years (14 players)
24-26 Years (22 players)
27-29 Years (21 players)
Market Value Distribution
Elite Tier Concentration
The top 13 Right-Backs (11% of players) control €113.0M
Market Tiers
Market structure shows distributed value with high (€15-30m) tier representing 2% of the Liga Portugal RB pool.
High (€15-30M)
Mid (€5-15M)
Emerging (<€5M)
Club Distribution: Liga Portugal Right-Backs
Among 31 Liga Portugal clubs, FC Porto leads with 3 Right-Backs worth €34.0M (averaging €11.3M per player). The top 10 clubs account for 38% of tracked Right-Backs.
FC Porto (3 Right-Backs)
Sporting CP (6 Right-Backs)
SL Benfica (4 Right-Backs)
SC Braga (2 Right-Backs)
Scout Tools
Advanced analytics for scouting and recruitment decisions. Each tool provides unique insights into player value, potential, and market dynamics.
Pre-Peak Value Efficiency (PPVE)
Identifies pre-peak players offering exceptional value relative to their age bracket. Higher PPVE = better value.
Understanding Pre-Peak Value Efficiency (PPVE)
SL Benfica's Amar Dedić at 24 years old has the highest Pre-Peak Value Efficiency at 29.09×. That means Amar Dedić is valued 29.09× higher than the median player in the 24-26 age bracket-representing exceptional value before reaching peak age.
In second is FC Porto's Alberto Costa, who is 22 years old, with a 20.00× PPVE. Third is Iván Fresneda of Sporting CP, who is 21 years old with a 16.67× PPVE.
How PPVE is calculated: PPVE compares a player's current market value to the median value of all players in their age bracket. A PPVE of 29.09× means the player is worth 2809% more than typical players their age-making them high-value targets before they reach peak value.
PPVE by Age Bracket
| Rank | Player | Age | Bracket | Current Value | Bracket Median | PPVE |
|---|---|---|---|---|---|---|
| #1 | Amar Dedić SL Benfica | 24 | 24-26 | €16.0M | €550K | 29.09× |
| #2 | Alberto Costa FC Porto | 22 | 21-23 | €18.0M | €900K | 20.00× |
| #3 | Iván Fresneda Sporting CP | 21 | 21-23 | €15.0M | €900K | 16.67× |
| #4 | Georgios Vagiannidis Sporting CP | 24 | 24-26 | €8.0M | €550K | 14.55× |
| #5 | Rodrigo Pinheiro FC Famalicão | 24 | 24-26 | €5.0M | €550K | 9.09× |
| #6 | Diogo Travassos Sporting CP | 22 | 21-23 | €6.0M | €900K | 6.67× |
| #7 | João Ferreira SC Braga | 25 | 24-26 | €3.0M | €550K | 5.45× |
| #8 | Martim Fernandes FC Porto | 20 | U21 | €12.0M | €4.0M | 3.00× |
| #9 | Garcia FC Famalicão | 24 | 24-26 | €1.5M | €550K | 2.73× |
| #10 | Tony Strata Vitória Guimarães SC | 21 | 21-23 | €2.0M | €900K | 2.22× |
| #11 | Tiago Almeida CD Tondela | 25 | 24-26 | €1.2M | €550K | 2.18× |
| #12 | Maga Vitória Guimarães SC | 23 | 21-23 | €1.5M | €900K | 1.67× |
| #13 | Hevertton Gil Vicente FC | 25 | 24-26 | €800K | €550K | 1.45× |
| #14 | Daniel Banjaqui SL Benfica | 18 | U21 | €5.0M | €4.0M | 1.25× |
| #15 | Alan Núñez CD Nacional | 21 | 21-23 | €1.0M | €900K | 1.11× |
| #16 | Pedro Lima FC Porto | 20 | U21 | €4.0M | €4.0M | 1.00× |
| #17 | Jójó FC Vizela | 25 | 24-26 | €550K | €550K | 1.00× |
| #18 | Diogo Spencer FC Alverca | 22 | 21-23 | €900K | €900K | 1.00× |
| #19 | Pedro Carvalho GD Estoril Praia | 23 | 21-23 | €800K | €900K | 0.89× |
| #20 | Guga Portimonense SC | 22 | 21-23 | €700K | €900K | 0.78× |
Return-to-Peak Potential (RPP)
Recovery potential from current value to forecasted peak. Shows how much upside remains for players approaching their prime.
Understanding Return-to-Peak Potential (RPP)
SL Benfica's Daniel Banjaqui at 18 years old has the highest Return-to-Peak Potential at +52%. That means Daniel Banjaqui is projected to appreciate 52% as they reach their peak age in 8 years-representing significant upside before entering their prime.
In second is Sporting CP's Salvador Blopa, who is 19 years old, with a +48% RPP (7 years to peak). Third is Eric da Silva Moreira of Rio Ave FC, who is 20 years old with a +44% RPP (6 years to peak).
How RPP is calculated: RPP compares a player's current market value to their forecasted peak value, calculating the percentage appreciation potential. A 52% RPP means the player is expected to gain 52% value as they enter their prime-making them excellent growth investments.
Recovery Potential by Player
| Rank | Player | Age | Years to Peak | Current | Peak Forecast | RPP % |
|---|---|---|---|---|---|---|
| #1 | Daniel Banjaqui SL Benfica | 18 | 8 | €5.0M | €10.3M | +52% |
| #2 | Salvador Blopa Sporting CP | 19 | 7 | €2.5M | €4.8M | +48% |
| #3 | Eric da Silva Moreira Rio Ave FC | 20 | 6 | €800K | €1.4M | +44% |
| #4 | Martim Fernandes FC Porto | 20 | 6 | €12.0M | €21.4M | +44% |
| #5 | Leandro Santos Moreirense FC | 20 | 6 | €1.0M | €1.8M | +44% |
| #6 | Pedro Lima FC Porto | 20 | 6 | €4.0M | €7.1M | +44% |
| #7 | Tony Strata Vitória Guimarães SC | 21 | 5 | €2.0M | €3.3M | +40% |
| #8 | José Silva FC Arouca | 21 | 5 | €500K | €831K | +40% |
| #9 | Max Scholze CF Estrela Amadora | 21 | 5 | €400K | €665K | +40% |
| #10 | Alan Núñez CD Nacional | 21 | 5 | €1.0M | €1.7M | +40% |
| #11 | Iván Fresneda Sporting CP | 21 | 5 | €15.0M | €24.9M | +40% |
| #12 | Guga Portimonense SC | 22 | 4 | €700K | €1.1M | +35% |
| #13 | Diogo Travassos Sporting CP | 22 | 4 | €6.0M | €9.3M | +35% |
| #14 | Gonçalo Esteves FC Alverca | 22 | 4 | €500K | €773K | +35% |
| #15 | Diogo Spencer FC Alverca | 22 | 4 | €900K | €1.4M | +35% |
| #16 | Edney CD Santa Clara | 22 | 4 | €300K | €464K | +35% |
| #17 | Alberto Costa FC Porto | 22 | 4 | €18.0M | €27.8M | +35% |
| #18 | João Tomé Rio Ave FC | 23 | 3 | €600K | €862K | +30% |
| #19 | Pedro Carvalho GD Estoril Praia | 23 | 3 | €800K | €1.1M | +30% |
| #20 | Maga Vitória Guimarães SC | 23 | 3 | €1.5M | €2.2M | +30% |
Risk-Adjusted Upside (RAU)
Upside potential weighted against forecast uncertainty. Higher RAU = better risk-reward profile.
Understanding Risk-Adjusted Upside (RAU)
SL Benfica's Daniel Banjaqui has the highest Risk-Adjusted Upside at 61.2. That means Daniel Banjaqui has 16% upside potential with only 0% forecast uncertainty-representing excellent risk-reward for value appreciation.
In second is FC Porto's Martim Fernandes with a 40.4 RAU (10% upside, 0% uncertainty). Third is Salvador Blopa of Sporting CP with a 40.4 RAU (10% upside, 0% uncertainty).
How RAU is calculated: RAU divides upside potential by forecast uncertainty (RAU = Upside % ÷ Uncertainty %). A RAU of 61.2 means the upside is 61.2× greater than the uncertainty-making it a high-confidence growth opportunity. Target RAU ≥2.0 for balanced risk-reward.
Risk-Adjusted Upside by Player
| Rank | Player | Expected | Range | Upside % | RAU |
|---|---|---|---|---|---|
| #1 | Daniel Banjaqui SL Benfica | €5.8M | €5.1M-6.5M | +16% | 61.2 |
| #2 | Martim Fernandes FC Porto | €13.2M | €11.7M-14.8M | +10% | 40.4 |
| #3 | Salvador Blopa Sporting CP | €2.8M | €2.4M-3.1M | +10% | 40.4 |
| #4 | Leandro Santos Moreirense FC | €1.1M | €976K-1.2M | +10% | 40.4 |
| #5 | Pedro Lima FC Porto | €4.4M | €3.9M-4.9M | +10% | 40.4 |
| #6 | Eric da Silva Moreira Rio Ave FC | €882K | €781K-983K | +10% | 40.4 |
| #7 | Fran Delgado SC Farense | €358K | €323K-394K | +2% | 11.8 |
| #8 | Fode Konaté FC Famalicão | €307K | €277K-338K | +2% | 11.8 |
| #9 | Guillem Molina Avs Futebol | €307K | €277K-338K | +2% | 11.8 |
| #10 | Tiago Almeida CD Tondela | €1.2M | €1.1M-1.4M | +2% | 11.8 |
| #11 | Rodrigo Conceição CD Tondela | €512K | €461K-563K | +2% | 11.8 |
| #12 | Pastor SC Farense | €1.0M | €922K-1.1M | +2% | 11.8 |
| #13 | Tiago Manso CD Tondela | €922K | €830K-1.0M | +2% | 11.8 |
| #14 | Víctor Gómez SC Braga | €10.2M | €9.2M-11.3M | +2% | 11.8 |
| #15 | Eduardo Fereira Casa Pia AC | €205K | €184K-225K | +2% | 11.8 |
| #16 | Hevertton Gil Vicente FC | €819K | €737K-901K | +2% | 11.8 |
| #17 | Rivaldo SC Farense | €205K | €184K-225K | +2% | 11.8 |
| #18 | Ricard Sánchez GD Estoril Praia | €3.1M | €2.8M-3.4M | +2% | 11.8 |
| #19 | João Ferreira SC Braga | €3.1M | €2.8M-3.4M | +2% | 11.8 |
| #20 | Dinis Pinto Moreirense FC | €3.1M | €2.8M-3.4M | +2% | 11.8 |
Roster Pressure Index (RPI)
Squad depth pressure based on Z-score distribution. Negative RPI = thin depth, positive = deep roster.
What This Shows
Z-Score explained: Measures how many standard deviations a player's strength is from the position average. Z-Score = 0 means average, +1.0 is one standard deviation above average, -1.0 is below average.
How to use: RPI < -1.0 indicates critical depth shortage. These positions need immediate reinforcement. RPI > +1.0 suggests strong depth, allowing selective, high-value additions only.
Current market: right-back position shows weak depth (avg Z-score: -0.00). RPI: -0.00.
Position Depth Analysis
Highest Z-Scores
Lowest Z-Scores
Age-Share Concentration (ASC)
Identifies players capturing disproportionate value relative to age group representation. Positive ASC = value concentration.
Understanding Age-Share Concentration (ASC)
Vitória Setúbal FC's Luís Felipe in the 30+ age bracket has the highest Age-Share Concentration at +-37.4%. That means Martín Aguirregabiria captures 11.0% of total market value while representing only 48.4% of players in their age group-showing dominant elite status.
In second is GD Chaves's Filipe Brigues with a +-37.4% ASC (11.0% value share vs 48.4% player share in 30+ bracket). Third is Alassane També of CD Tondela with a +-37.4% ASC (11.0% value vs 48.4% players in 30+ bracket).
How ASC is calculated: ASC = (% of total value) - (% of total players) in age bracket. A +-37.4% ASC means the player captures -37.4% more market value than their numerical representation-indicating marquee status. ASC > +15% = elite dominance, ASC < -15% = potential value targets.
Value Concentration by Player
| Rank | Player | Age Bracket | Value Share | Player Share | ASC |
|---|---|---|---|---|---|
| #1 | Luís Felipe Vitória Setúbal FC | 30+ | 11.0% | 48.4% | -37.4% |
| #2 | Filipe Brigues GD Chaves | 30+ | 11.0% | 48.4% | -37.4% |
| #3 | Alassane També CD Tondela | 30+ | 11.0% | 48.4% | -37.4% |
| #4 | David Bruno GD Estoril Praia | 30+ | 11.0% | 48.4% | -37.4% |
| #5 | Pierre Sagna CD Santa Clara | 30+ | 11.0% | 48.4% | -37.4% |
| #6 | Alvin Arrondel Vitória Guimarães SC | 30+ | 11.0% | 48.4% | -37.4% |
| #7 | Toni Gorupec Vitória Setúbal FC | 30+ | 11.0% | 48.4% | -37.4% |
| #8 | João Amorim CF Os Belenenses | 30+ | 11.0% | 48.4% | -37.4% |
| #9 | Ricardo Esgaio Sporting CP | 30+ | 11.0% | 48.4% | -37.4% |
| #10 | Peter Suswam Vitória Setúbal FC | 30+ | 11.0% | 48.4% | -37.4% |
| #11 | André Geraldes Casa Pia AC | 30+ | 11.0% | 48.4% | -37.4% |
| #12 | Diogo Figueiras FC Famalicão | 30+ | 11.0% | 48.4% | -37.4% |
| #13 | Weldinho Sporting CP | 30+ | 11.0% | 48.4% | -37.4% |
| #14 | Juan Delgado FC Paços de Ferreira | 30+ | 11.0% | 48.4% | -37.4% |
| #15 | Víctor García Vitória Guimarães SC | 30+ | 11.0% | 48.4% | -37.4% |
| #16 | Gabriel Moura Gil Vicente FC | 30+ | 11.0% | 48.4% | -37.4% |
| #17 | Kanú Vitória Guimarães SC | 30+ | 11.0% | 48.4% | -37.4% |
| #18 | Tim Waker CS Marítimo | 30+ | 11.0% | 48.4% | -37.4% |
| #19 | Igor Julião FC Vizela | 30+ | 11.0% | 48.4% | -37.4% |
| #20 | Bruno Gaspar Vitória Guimarães SC | 30+ | 11.0% | 48.4% | -37.4% |
Buy-Now vs Wait-List Map
Categorizes players by age position and upside potential to guide timing of acquisition.
What This Shows
How to use:"Buy Now - High Upside" = immediate priority targets."Watch List" = monitor for 6-12 months."Peak" = pay premium for proven performers."Aging" = short-term depth only.
Current market: 1 immediate targets, 5 standard acquisitions, 14 watch-list prospects, 38 at peak.
BUY NOW - High Upside
WATCH LIST - High Upside
BUY NOW - Medium Upside
PEAK Players
Price vs Peer Z-Score
IQR-based pricing analysis relative to position peers. Identifies over/undervalued players vs market.
What This Shows
How to use: Z-score < -1.5 = significantly undervalued (potential bargain). Z-score > +1.5 = premium pricing (requires strong justification). Within ±1.0 = fair market value.
Current market: Position median is €475K. 0 undervalued, 20 premium.
Value Positioning vs Peers
| Player | Market Value | Position Median | Z-Score | Assessment |
|---|---|---|---|---|
Gustavo Cascardo Vitória Setúbal FC | €150K | €400K | -1.17 | Good Value |
Daniel Banjaqui SL Benfica | €5.0M | €400K | -1.00 | Good Value |
Dani Morer Moreirense FC | €200K | €400K | -1.00 | Good Value |
Iván Fresneda Sporting CP | €15.0M | €400K | -1.00 | Good Value |
Osman Kakay Boavista FC | €225K | €400K | -0.92 | Good Value |
Bruno Moura CD Nacional | €125K | €400K | -0.83 | Good Value |
Marlon Rangel GD Chaves | €125K | €400K | -0.83 | Good Value |
Pedro Correia Vitória Guimarães SC | €125K | €400K | -0.83 | Good Value |
Habib Sylla GD Chaves | €250K | €400K | -0.83 | Good Value |
Edney CD Santa Clara | €300K | €400K | -0.80 | Good Value |
Filipe Brigues GD Chaves | €150K | €400K | -0.67 | Good Value |
André Geraldes Casa Pia AC | €150K | €400K | -0.67 | Good Value |
Víctor García Vitória Guimarães SC | €150K | €400K | -0.67 | Good Value |
Gabriel Moura Gil Vicente FC | €150K | €400K | -0.67 | Good Value |
Nuno Campos CD Nacional | €150K | €400K | -0.67 | Good Value |
Tomas Dabo FC Arouca | €150K | €400K | -0.67 | Good Value |
Cristiano Gomes CS Marítimo | €150K | €400K | -0.67 | Good Value |
João Góis FC Paços de Ferreira | €150K | €400K | -0.67 | Good Value |
Mica CD Feirense | €150K | €400K | -0.67 | Good Value |
Bruno Sousa FC Paços de Ferreira | €150K | €400K | -0.67 | Good Value |
Market Overview: Liga Portugal Right-Backs 2022-23
Our database tracked 122 Liga Portugal Right-Backs in the 2022-23 season, representing 31 clubs with a combined market value of €173.0M. The average market value for Liga Portugal Right-Backs was €1.4M, with the average age at 29 years old.
The most valuable right-back in the Liga Portugal was Alberto Costa, worth €18.0M and played for FC Porto at 22 years old. The top 5 Right-Backs averaged €14.2M in market value, including Amar Dedić and Iván Fresneda.
Age distribution showed the youngest tracked right-back was Daniel Banjaqui (18 years, SL Benfica, €5.0M), while the oldest was Éder Sciola (40 years, Gil Vicente FC, €250K). Research shows Right-Backs typically peak at age 28.
Historical analysis showed 32 Right-Backs (26%) increased in market value over the following 12 months based on age-curve trajectories, then-current performance trends, and playing time analysis. The Liga Portugal market for Right-Backs remained actively developing with emerging talent in the 2022-23 season.
How We Rank Liga Portugal Right-Backs
Our Analytical Strength Index is calibrated specifically for right-backs, using position-specific age curves and playing time benchmarks. The model draws from academic research on player valuation (Franck & Nüesch, 2012) and age-performance curves (Dendir, 2016).
Scoring Components for RB
Historical Achievement Index (35%)
Peak career market value for Liga Portugal right-backs, reflecting proven track record and reputation. Uses log-scale to account for exponential value distribution at elite level.
Current Performance Proxy (30%)
Present market value for Liga Portugal right-backs, capturing recent form, injuries, and current performance level. Weighted to reflect age-related depreciation patterns.
Playing Time Utilization (18%)
Defenders with 2,500+ minutes score highest, indicating regular starting role and sustained performance.
Age-Adjusted Performance Curve (12%)
Defenders peak at 28 with 5.0%/year decline rate. Pre-peak players score higher on development trajectory.
Competition Level Adjustment (3%)
Liga Portugal competition level factored into comparative strength assessment.
Performance Expectations Multiplier (2%)
Players at clubs with Champions League pedigree face higher performance standards and tactical complexity, contributing to development and market validation.
RB Performance Benchmarks
Peak Age: 28 years (balance of physicality and tactical intelligence)
Decline Rate: Widening steps, not a flat rate: about -5% at 29, -10% at 30, steeper from 31 (positioning offsets pace loss)
Optimal Minutes: 2,500 per season (regular starter with rotation management)
1-Year Market Value Forecast
Probabilistic model combining age-curve depreciation, value momentum, and playing time factors:
• Age Factor: Compounding and banded around a peak of 28: +25%/year through age 21, +15% at 22-23, +10% up to the year before peak, then -5%, -10% and steeper with each later band. Growth is damped above €30M.
• Value Trajectory: Near career peak (>95% of peak value): +3% momentum | Moderate decline: -5%
• Playing Time Factor: Regular starters (+2%), Squad rotation (-2%)
• Forecast Range: ±10% confidence interval
Research Foundation
• Dendir (2016): Age-performance curves for right-backs
• Carmichael et al. (2011): Player depreciation in top leagues
• Franck & Nüesch (2012): Hedonic pricing models for talent valuation
• Szymanski, S. (2015). Money and Soccer: A Soccernomics Guide
Frequently Asked Questions
Common questions about Liga Portugal Right-Backs in the 2022-23 season
Who are the most valuable Right-Backs in the Liga Portugal in 2022-23?
The most valuable right-back in the Liga Portugal in 2022-23 is Alberto Costa, who is worth €18.0M and plays for FC Porto. The second most valuable is Amar Dedić (€16.0M, SL Benfica), followed by Iván Fresneda (€15.0M, Sporting CP). Our database tracks 122 Liga Portugal Right-Backs with comprehensive market valuations updated for the 2022-23 season.
How are Liga Portugal Right-Backs ranked?
Liga Portugal Right-Backs are ranked by our proprietary Analytical Strength Index, which is specifically calibrated for Right-Backs. The score combines six factors: Historical Achievement Index (35%) measuring peak career value, Current Performance Proxy (30%) reflecting recent market signals, Playing Time Utilization (18%) tracking minutes played, Age-Adjusted Performance Curve (12%) using position-specific peak ages, League Quality Coefficient (3%) for Liga Portugal competition level, and Club Tier Multiplier (2%) accounting for club prestige. This methodology is grounded in academic research including work by Dendir (2016) on age-performance curves and Franck & Nüesch (2012) on hedonic pricing models.
What age do Right-Backs peak?
Defenders typically peak at age 28. In our valuation model, value then falls in widening steps rather than at a flat annual rate: around -5% at 29, -10% at 30, and -25% or more from 31. Research shows defenders balance physical attributes with tactical intelligence, allowing them to maintain high performance through their late 20s. The optimal playing time for peak performance is around 2,500 minutes per season.
How much does it cost to sign a top right-back from the Liga Portugal?
Transfer fees for Liga Portugal Right-Backs vary significantly based on market value, contract length, and club bargaining position. For the top-ranked right-back Alberto Costa (market value: €18.0M), estimated transfer fees would range from €14.4M to €25.2M depending on contract situation. Players with longer contracts (3+ years) command premium fees (1.2-1.4× market value), while those in the final year may be available for 0.8-1.1× market value. Our fee estimates are derived from historical transfer patterns and contract-clock modifiers validated against actual Liga Portugal transactions.
What is the value forecast for Liga Portugal Right-Backs?
Our 1-year forecast model projects market value changes for Liga Portugal Right-Backs based on age-curve depreciation, historical trajectory, and playing time adjustments. The forecast combines three factors: age-based appreciation/depreciation (pre-peak players compound gains toward their position's peak age, up to +25% a year through age 21 and easing as they approach it, while post-peak players fall in widening steps), market trajectory momentum (comparing current to peak value), and playing time confidence (regular starters receive +2% boost). Forecast confidence intervals account for position-specific volatility-defenders have ±10% volatility. Young players (under 22) and older players (over 32) receive 1.15× uncertainty multipliers due to unpredictable development or decline patterns.
Where does the Liga Portugal right-back data come from?
Our Liga Portugal right-back data is sourced from Football Analytics AI's proprietary Transfer Intelligence Database, which aggregates market valuations, player statistics, contract information, and transfer histories from multiple industry sources. Market values are updated regularly based on player performance, injuries, contract negotiations, and transfer market activity. We enhance this data with our proprietary analytics including position-specific scoring algorithms, age-performance curves calibrated to academic research, and statistical forecast models. All data is validated against official Liga Portugal sources and updated monthly for the 2022-23 season to ensure accuracy for recruitment and investment decisions.