The School of Odds

AS Roma v Fiorentina

2026-08-23 16:30 — Serie A - Italy

Head to Head

15 sportsbooks (6 in analysis)

Option 1: AS Roma (Local)

1.3772.99%Min
1.4867.39%Mean
1.5066.67%Median
1.5365.36%Max
59.33%1.685Min
63.30%1.580Max
62.04%1.612Mean
62.19%1.608Median
62.16%1.609IQM
62.34%1.604Margin-weighted

Metrics for max odd 1.53 under the IQM model: 62.16%

EV -4.90%Edge -3.20%Kelly -9.24%Growth +0.000%

Option 2: Fiorentina (Visit)

5.4018.52%Min
5.9116.91%Mean
6.0016.67%Median
6.6015.15%Max
14.53%6.881Min
16.64%6.008Max
15.42%6.483Mean
15.44%6.476Median
15.42%6.487IQM
15.25%6.559Margin-weighted

Metrics for max odd 6.60 under the IQM model: 15.42%

EV +1.74%Edge +0.264%Kelly +0.311%Growth +0.005%

Option 3: Draw

3.4029.41%Min
4.0025.00%Mean
4.0025.00%Median
4.3522.99%Max
22.04%4.538Min
25.13%3.979Max
22.54%4.437Mean
22.37%4.470Median
22.43%4.459IQM
22.41%4.462Margin-weighted

Metrics for max odd 4.35 under the IQM model: 22.43%

EV -2.45%Edge -0.563%Kelly -0.731%Growth +0.000%

Sportsbook Odds (15 sportsbooks)

BookmakerAS Roma (Local)Fiorentina (Visit) ▼DrawMarginUpdated
Marathon Bet1.52I 65.79% NM 63.30%EV -5.52% E -3.63% K -10.61% G +0.000%6.60I 15.15% NM 14.58%EV +1.74% E +0.264% K +0.311% G +0.005%4.35I 22.99% NM 22.12%EV -2.45% E -0.563% K -0.731% G +0.000%3.9%2026-06-24 14:18
SportsBet1.50I 66.67% NM 62.98%EV -6.76% E -4.51% K -13.52% G +0.000%6.50I 15.38% NM 14.53%EV +0.202% E +0.031% K +0.037% G +0.000%4.20I 23.81% NM 22.49%EV -5.81% E -1.38% K -1.82% G +0.000%5.9%2026-06-18 15:39
Pinnacle1.48I 67.57% NM 63.13%EV -8.01% E -5.41% K -16.68% G +0.000%6.30I 15.87% NM 14.83%EV -2.88% E -0.457% K -0.544% G +0.000%4.24I 23.58% NM 22.04%EV -4.92% E -1.16% K -1.52% G +0.000%7.0%2026-06-19 15:00
Betr (AU)1.52I 65.79% NM 61.61%EV -5.52% E -3.63% K -10.61% G +0.000%6.25I 16.00% NM 14.98%EV -3.65% E -0.584% K -0.696% G +0.000%4.00I 25.00% NM 23.41%EV -10.30% E -2.57% K -3.43% G +0.000%6.8%2026-06-18 20:10
betfred_uk1.53I 65.36% NM 61.76%EV -4.90% E -3.20% K -9.24% G +0.000%6.00I 16.67% NM 15.75%EV -7.51% E -1.25% K -1.50% G +0.000%4.20I 23.81% NM 22.50%EV -5.81% E -1.38% K -1.82% G +0.000%5.8%2026-06-18 19:59
Bet Victor1.50I 66.67% NM 61.89%EV -6.76% E -4.51% K -13.52% G +0.000%6.00I 16.67% NM 15.47%EV -7.51% E -1.25% K -1.50% G +0.000%4.10I 24.39% NM 22.64%EV -8.05% E -1.96% K -2.60% G +0.000%7.7%2026-06-19 13:50
FanDuel1.48I 67.57% NM 62.54%EV -8.01% E -5.41% K -16.68% G +0.000%6.00I 16.67% NM 15.43%EV -7.51% E -1.25% K -1.50% G +0.000%4.20I 23.81% NM 22.04%EV -5.81% E -1.38% K -1.82% G +0.000%8.0%2026-06-18 15:41
Paddy Power1.50I 66.67% NM 61.54%EV -6.76% E -4.51% K -13.52% G +0.000%6.00I 16.67% NM 15.38%EV -7.51% E -1.25% K -1.50% G +0.000%4.00I 25.00% NM 23.08%EV -10.30% E -2.57% K -3.43% G +0.000%8.3%2026-06-18 15:40
Sky Bet1.50I 66.67% NM 61.54%EV -6.76% E -4.51% K -13.52% G +0.000%6.00I 16.67% NM 15.38%EV -7.51% E -1.25% K -1.50% G +0.000%4.00I 25.00% NM 23.08%EV -10.30% E -2.57% K -3.43% G +0.000%8.3%2026-06-18 18:10
Unibet (UK)1.50I 66.67% NM 61.13%EV -6.76% E -4.51% K -13.52% G +0.000%5.75I 17.39% NM 15.95%EV -11.36% E -1.98% K -2.39% G +0.000%4.00I 25.00% NM 22.92%EV -10.30% E -2.57% K -3.43% G +0.000%9.1%2026-06-25 04:28
Winamax (DE)1.50I 66.67% NM 61.03%EV -6.76% E -4.51% K -13.52% G +0.000%5.50I 18.18% NM 16.64%EV -15.21% E -2.77% K -3.38% G +0.000%4.10I 24.39% NM 22.33%EV -8.05% E -1.96% K -2.60% G +0.000%9.2%2026-06-25 04:27
Betfair Sportsbook (UK)1.44I 69.44% NM 59.33%EV -10.49% E -7.29% K -23.84% G +0.000%5.50I 18.18% NM 15.53%EV -15.21% E -2.77% K -3.38% G +0.000%3.40I 29.41% NM 25.13%EV -23.75% E -6.99% K -9.90% G +0.000%17.0%2026-06-18 20:20
NetBet (FR)1.37I 72.99% NM 61.94%EV -14.84% E -10.83% K -40.12% G +0.000%5.50I 18.18% NM 15.43%EV -15.21% E -2.77% K -3.38% G +0.000%3.75I 26.67% NM 22.63%EV -15.90% E -4.24% K -5.78% G +0.000%17.8%2026-06-22 20:09
Betclic (FR)1.46I 68.49% NM 60.25%EV -9.25% E -6.33% K -20.11% G +0.000%5.40I 18.52% NM 16.29%EV -16.76% E -3.10% K -3.81% G +0.000%3.75I 26.67% NM 23.46%EV -15.90% E -4.24% K -5.78% G +0.000%13.7%2026-06-25 04:27
Unibet (FR)1.46I 68.49% NM 60.06%EV -9.25% E -6.33% K -20.11% G +0.000%5.40I 18.52% NM 16.24%EV -16.76% E -3.10% K -3.81% G +0.000%3.70I 27.03% NM 23.70%EV -17.02% E -4.60% K -6.31% G +0.000%14.0%2026-06-25 04:28
Margin = Margin (Overround) · I = Implied Probability · NM = No-Margin Probability · EV = Expected Value · E = Edge · K = Kelly Criterion · G = Bankroll Growth

Exchanges (4)

BookmakerAS Roma (Local)Fiorentina (Visit)DrawMargin ▲Updated
Smarkets1.41I 70.92%7.20I 13.89%4.10I 24.39%9.2%2026-06-23 10:20
Betfair Exchange (UK)1.09I 91.74%1.06I 94.34%1.01I 99.01%185.1%2026-06-25 11:10
Betfair Exchange (EU)1.09I 91.74%1.06I 94.34%1.01I 99.01%185.1%2026-06-25 11:10
Betfair Exchange (AU)1.06I 94.34%1.06I 94.34%1.01I 99.01%187.7%2026-06-25 11:10