The School of Tennis Oddsodds.tennis
Default modelInterquartile mean (Vetted List)
+ New modelAll models

Tallon Griekspoor v James Duckworth

Kickoff: 2026-06-30 15:35 UTC

Closing line — the calculated probabilities and expected value from the last prices recorded before kickoff, under your selected model. The game has started, so these are not live figures. Assess the reliability of each model's probability predictions against all settled-game outcomes →

Head to Head

64 sportsbooks (22 in analysis )

Estimated chance of each outcome, according to the model: Interquartile mean (Vetted List)

Tallon Griekspoor (Local)

Prediction 65.58%1.52fair odd
EV -0.967%
Edge -0.641%
Kelly -1.90%
Growth +0.000%

assuming max odds 1.51

Bookmakers’ predictions’ distribution
64.36%65.73%65.60%68.18%MIN.MEANMEDIANMAX.
Odds’ distribution
1.381.441.441.5172.46%69.43%69.44%66.23%MIN.MEANMEDIANMAX.

James Duckworth (Visit)

Prediction 34.42%2.91fair odd
EV +3.25%
Edge +1.08%
Kelly +1.62%
Growth +0.053%

assuming max odds 3.00

Bookmakers’ predictions’ distribution
31.82%34.27%34.40%35.64%MIN.MEANMEDIANMAX.
Odds’ distribution
2.602.772.753.0038.46%36.11%36.30%33.33%MIN.MEANMEDIANMAX.

At the last prices before kickoff, Interquartile mean (Vetted List) estimated these probabilities for Head to Head: Tallon Griekspoor (Local): 65.58%; James Duckworth (Visit): 34.42%. For James Duckworth (Visit), that estimate was equivalent to fair decimal odds of 2.91. 1 bookmaker offered closing odds above that level; the best were 3.00, corresponding to a positive expected value of +3.25%.

Sportsbook Odds (64 sportsbooks)

We're not affiliated with any bookmaker, we earn nothing from any action done with them.

BookmakerLocalVisit ▼MarginUpdated
BoyleSports🎯1.40I 71.43%NM 68.18%EV -8.18%E -5.84%K -20.45%G +0.000%3.00I 33.33%NM 31.82%EV +3.25%E +1.08%K +1.62%G +0.053%4.8%2026-06-30 15:30
Neds🎯1.40I 71.43%NM 67.44%EV -8.18%E -5.84%K -20.45%G +0.000%2.90I 34.48%NM 32.56%EV -0.195%E -0.067%K -0.103%G +0.000%5.9%2026-06-30 15:29
Ladbrokes (AU)🎯1.40I 71.43%NM 67.44%EV -8.18%E -5.84%K -20.45%G +0.000%2.90I 34.48%NM 32.56%EV -0.195%E -0.067%K -0.103%G +0.000%5.9%2026-06-30 15:30
Caesars🎯1.38I 72.46%NM 67.76%EV -9.49%E -6.88%K -24.98%G +0.000%2.90I 34.48%NM 32.24%EV -0.195%E -0.067%K -0.103%G +0.000%6.9%2026-06-30 15:29
Pinnacle🎯1.48I 67.57%NM 65.82%EV -2.94%E -1.98%K -6.11%G +0.000%2.85I 35.09%NM 34.18%EV -1.92%E -0.672%K -1.04%G +0.000%2.7%2026-06-30 15:30
Coolbet🎯1.47I 68.03%NM 65.97%EV -3.59%E -2.44%K -7.64%G +0.000%2.85I 35.09%NM 34.03%EV -1.92%E -0.672%K -1.04%G +0.000%3.1%2026-06-30 15:29
Unibet (UK)🎯1.47I 68.03%NM 65.57%EV -3.59%E -2.44%K -7.64%G +0.000%2.80I 35.71%NM 34.43%EV -3.64%E -1.30%K -2.02%G +0.000%3.7%2026-06-30 15:30
Winamax (DE)🎯1.47I 68.03%NM 65.57%EV -3.59%E -2.44%K -7.64%G +0.000%2.80I 35.71%NM 34.43%EV -3.64%E -1.30%K -2.02%G +0.000%3.7%2026-06-30 15:29
Codere (IT)🎯1.46I 68.49%NM 65.73%EV -4.25%E -2.91%K -9.23%G +0.000%2.80I 35.71%NM 34.27%EV -3.64%E -1.30%K -2.02%G +0.000%4.2%2026-06-30 15:29
ReBet🎯1.46I 68.49%NM 65.73%EV -4.25%E -2.91%K -9.23%G +0.000%2.80I 35.71%NM 34.27%EV -3.64%E -1.30%K -2.02%G +0.000%4.2%2026-06-30 15:29
FanDuel🎯1.45I 68.97%NM 65.88%EV -4.90%E -3.38%K -10.89%G +0.000%2.80I 35.71%NM 34.12%EV -3.64%E -1.30%K -2.02%G +0.000%4.7%2026-06-30 15:29
Hard Rock Bet🎯1.44I 69.44%NM 66.04%EV -5.56%E -3.86%K -12.63%G +0.000%2.80I 35.71%NM 33.96%EV -3.64%E -1.30%K -2.02%G +0.000%5.2%2026-06-30 15:30
Unibet🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
Casumo🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
BetRivers🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
Unibet (NL)🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
TABtouch🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:30
LeoVegas (SE)🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:30
Unibet (SE)🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
Grosvenor🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
LeoVegas🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
Svenska Spel🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
betPARX🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
ATG (SE)🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
Bally Bet🎯1.43I 69.93%NM 66.19%EV -6.21%E -4.35%K -14.45%G +0.000%2.80I 35.71%NM 33.81%EV -3.64%E -1.30%K -2.02%G +0.000%5.6%2026-06-30 15:29
Tipico (DE)🎯1.42I 70.42%NM 66.35%EV -6.87%E -4.84%K -16.36%G +0.000%2.80I 35.71%NM 33.65%EV -3.64%E -1.30%K -2.02%G +0.000%6.1%2026-06-30 15:30
PlayUp🎯1.42I 70.42%NM 66.35%EV -6.87%E -4.84%K -16.36%G +0.000%2.80I 35.71%NM 33.65%EV -3.64%E -1.30%K -2.02%G +0.000%6.1%2026-06-30 15:29
Betclic (FR)🎯1.42I 70.42%NM 66.35%EV -6.87%E -4.84%K -16.36%G +0.000%2.80I 35.71%NM 33.65%EV -3.64%E -1.30%K -2.02%G +0.000%6.1%2026-06-30 15:29
1xBet🎯1.51I 66.23%NM 64.88%EV -0.967%E -0.641%K -1.90%G +0.000%2.79I 35.84%NM 35.12%EV -3.98%E -1.43%K -2.22%G +0.000%2.1%2026-06-30 15:29
SportsBet🎯1.45I 68.97%NM 65.72%EV -4.90%E -3.38%K -10.89%G +0.000%2.78I 35.97%NM 34.28%EV -4.32%E -1.56%K -2.43%G +0.000%4.9%2026-06-30 15:29
MyBookie.ag🎯1.45I 68.97%NM 65.64%EV -4.90%E -3.38%K -10.89%G +0.000%2.77I 36.10%NM 34.36%EV -4.67%E -1.69%K -2.64%G +0.000%5.1%2026-06-30 15:29
GTbets🎯1.42I 70.42%NM 66.03%EV -6.87%E -4.84%K -16.36%G +0.000%2.76I 36.23%NM 33.97%EV -5.01%E -1.82%K -2.85%G +0.000%6.7%2026-06-30 15:29
Bovada🎯1.47I 68.03%NM 65.17%EV -3.59%E -2.44%K -7.64%G +0.000%2.75I 36.36%NM 34.83%EV -5.36%E -1.95%K -3.06%G +0.000%4.4%2026-06-30 15:28
BetAnything🎯1.47I 68.03%NM 65.17%EV -3.59%E -2.44%K -7.64%G +0.000%2.75I 36.36%NM 34.83%EV -5.36%E -1.95%K -3.06%G +0.000%4.4%2026-06-30 15:30
BetUS🎯1.47I 68.03%NM 65.17%EV -3.59%E -2.44%K -7.64%G +0.000%2.75I 36.36%NM 34.83%EV -5.36%E -1.95%K -3.06%G +0.000%4.4%2026-06-30 15:30
Winamax (FR)🎯1.45I 68.97%NM 65.48%EV -4.90%E -3.38%K -10.89%G +0.000%2.75I 36.36%NM 34.52%EV -5.36%E -1.95%K -3.06%G +0.000%5.3%2026-06-30 15:29
Fanatics🎯1.45I 68.97%NM 65.48%EV -4.90%E -3.38%K -10.89%G +0.000%2.75I 36.36%NM 34.52%EV -5.36%E -1.95%K -3.06%G +0.000%5.3%2026-06-30 15:29
Betway🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
Paddy Power🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
888sport🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
TAB🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
betfred_uk🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
Sky Bet🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:30
Unibet (FR)🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
William Hill🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
Mr Green (SE)🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
888sport (SE)🎯1.44I 69.44%NM 65.63%EV -5.56%E -3.86%K -12.63%G +0.000%2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.06%G +0.000%5.8%2026-06-30 15:29
PMU (FR)🎯1.43I 69.93%NM 65.79%EV -6.21%E -4.35%K -14.45%G +0.000%2.75I 36.36%NM 34.21%EV -5.36%E -1.95%K -3.06%G +0.000%6.3%2026-06-30 15:29
LiveScore Bet🎯1.43I 69.93%NM 65.79%EV -6.21%E -4.35%K -14.45%G +0.000%2.75I 36.36%NM 34.21%EV -5.36%E -1.95%K -3.06%G +0.000%6.3%2026-06-30 15:29
Virgin Bet🎯1.43I 69.93%NM 65.79%EV -6.21%E -4.35%K -14.45%G +0.000%2.75I 36.36%NM 34.21%EV -5.36%E -1.95%K -3.06%G +0.000%6.3%2026-06-30 15:30
Dabble (AU)🎯1.42I 70.42%NM 65.95%EV -6.87%E -4.84%K -16.36%G +0.000%2.75I 36.36%NM 34.05%EV -5.36%E -1.95%K -3.06%G +0.000%6.8%2026-06-30 15:30
NordicBet🎯1.44I 69.44%NM 65.38%EV -5.56%E -3.86%K -12.63%G +0.000%2.72I 36.76%NM 34.62%EV -6.39%E -2.35%K -3.71%G +0.000%6.2%2026-06-30 15:29
Betsson🎯1.44I 69.44%NM 65.38%EV -5.56%E -3.86%K -12.63%G +0.000%2.72I 36.76%NM 34.62%EV -6.39%E -2.35%K -3.71%G +0.000%6.2%2026-06-30 15:30
Marathon Bet🎯1.46I 68.49%NM 64.90%EV -4.25%E -2.91%K -9.23%G +0.000%2.70I 37.04%NM 35.10%EV -7.08%E -2.62%K -4.16%G +0.000%5.5%2026-06-30 15:29
PointsBet (AU)🎯1.45I 68.97%NM 65.06%EV -4.90%E -3.38%K -10.89%G +0.000%2.70I 37.04%NM 34.94%EV -7.08%E -2.62%K -4.16%G +0.000%6.0%2026-06-30 15:30
Everygame🎯1.45I 68.97%NM 65.06%EV -4.90%E -3.38%K -10.89%G +0.000%2.70I 37.04%NM 34.94%EV -7.08%E -2.62%K -4.16%G +0.000%6.0%2026-06-30 15:29
Betr (AU)🎯1.45I 68.97%NM 65.06%EV -4.90%E -3.38%K -10.89%G +0.000%2.70I 37.04%NM 34.94%EV -7.08%E -2.62%K -4.16%G +0.000%6.0%2026-06-30 15:29
BetMGM🎯1.45I 68.97%NM 65.06%EV -4.90%E -3.38%K -10.89%G +0.000%2.70I 37.04%NM 34.94%EV -7.08%E -2.62%K -4.16%G +0.000%6.0%2026-06-30 15:29
theScore Bet🎯1.45I 68.97%NM 65.06%EV -4.90%E -3.38%K -10.89%G +0.000%2.70I 37.04%NM 34.94%EV -7.08%E -2.62%K -4.16%G +0.000%6.0%2026-06-30 15:29
NetBet (FR)🎯1.43I 69.93%NM 65.38%EV -6.21%E -4.35%K -14.45%G +0.000%2.70I 37.04%NM 34.62%EV -7.08%E -2.62%K -4.16%G +0.000%7.0%2026-06-30 15:30
DraftKings🎯1.46I 68.49%NM 64.82%EV -4.25%E -2.91%K -9.23%G +0.000%2.69I 37.17%NM 35.18%EV -7.42%E -2.76%K -4.39%G +0.000%5.7%2026-06-30 15:30
Coral🎯1.44I 69.44%NM 64.53%EV -5.56%E -3.86%K -12.63%G +0.000%2.62I 38.17%NM 35.47%EV -9.83%E -3.75%K -6.07%G +0.000%7.6%2026-06-30 15:29
Ladbrokes (UK)🎯1.44I 69.44%NM 64.53%EV -5.56%E -3.86%K -12.63%G +0.000%2.62I 38.17%NM 35.47%EV -9.83%E -3.75%K -6.07%G +0.000%7.6%2026-06-30 15:29
Bet Victor🎯1.44I 69.44%NM 64.36%EV -5.56%E -3.86%K -12.63%G +0.000%2.60I 38.46%NM 35.64%EV -10.52%E -4.05%K -6.57%G +0.000%7.9%2026-06-30 15:21
Margin = Margin (Overround) · I = Implied Probability · NM = No-Margin Probability · EV = Expected Value · E = Edge · K = Kelly Criterion · G = Bankroll Growth

Updated is when each book last changed its price, so an older time means the odds simply haven't moved, not that the price is stale. Books not seen in the last ~15 minutes are normally dropped; only if a whole market's feed goes quiet are the latest recorded prices shown instead.

Exchanges (7)

BookmakerLocalVisitMargin ▲Updated
Betfair Exchange (EU)◎1.52I 65.79%NM 65.45%2.88I 34.72%NM 34.55%0.5%2026-06-30 15:30
Betfair Exchange (AU)◎1.52I 65.79%NM 65.45%2.88I 34.72%NM 34.55%0.5%2026-06-30 15:30
Betfair Exchange (UK)◎1.52I 65.79%NM 65.45%2.88I 34.72%NM 34.55%0.5%2026-06-30 15:30
Matchbook◎1.51I 66.23%NM 65.76%2.90I 34.48%NM 34.24%0.7%2026-06-30 15:30
ProphetX◎1.52I 65.79%NM 65.30%2.86I 34.97%NM 34.70%0.8%2026-06-30 15:30
Novig◎1.49I 67.11%NM 65.75%2.86I 34.97%NM 34.25%2.1%2026-06-30 15:30
Smarkets◎1.49I 67.11%NM 65.59%2.84I 35.21%NM 34.41%2.3%2026-06-30 15:30