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R. Bertola vs J. De Jong prediction

The prediction, computed before the match

Correct prediction
R. BertolaJ. De Jong
28.5 %71.5 %
Model favourite
J. De Jong
Probability
71 %
Predicted score
0-2
Exact score
Actual score
0-2 · J. De Jong

Probability and score were published in the app before the match and frozen since. Model v0.6.

Men's ChallengerSt. TropezRound of 32hard court14:00
R. Bertola
R. Bertola
vs
J. De Jong
J. De Jong
1941
Elo
2070
1858
Elo on hard court
1874
3 / 10
Form (last 10)
4 / 10
0
Recent matches
1
Even
Head-to-head
Even
3.14
Odds
1.32

Form and record before the match

Last 10 matches, oldest to most recent

R. Bertola
  1. L
  2. L
  3. L
  4. L
  5. L
  6. W
  7. L
  8. W
  9. L
  10. W
J. De Jong
  1. L
  2. L
  3. L
  4. W
  5. W
  6. L
  7. L
  8. W
  9. L
  10. W
3 – 7
Wins – losses
4 – 6
10 – 17
Sets won – lost
11 – 15
1 win
Current streak
1 win
28-25 (53%)
2026 record
26-25 (51%)
48-39 (55%)
Record on hard court
56-54 (51%)

ATP, WTA and Challenger singles matches played since 2020 by R. Bertola and J. De Jong, before this match.

What the numbers said before the match

J. De Jong comes in with an Elo of 2070, against 1941 for R. Bertola: a 129-point edge. On hard court, the gap is 15 points in favour of J. De Jong. R. Bertola won 3 of the last ten matches, J. De Jong won 4. R. Bertola has 3 wins in the last five matches. J. De Jong has 2 wins in the last five matches. Their head-to-head record does not separate the two players. Bookmakers make J. De Jong the favourite.

The model gave J. De Jong the win at 71 %, with a likely score of 2-0. J. De Jong won 2-0: prediction correct.

Recent matches

R. Bertola's last five matches

J. De Jong's last five matches

Head-to-head since 2020

No direct meeting since 2020 on the ATP, WTA and Challenger tours.

Road through the tournament

This is R. Bertola's first match of the tournament. This is J. De Jong's first match of the tournament. In 2025, the tournament was won by M. Echargui, who beat D. Added in the final (6-3 6-4).

Key numbers

In tie-breaks, R. Bertola wins 51 % (36 of 70), J. De Jong 49 % (63 of 128). In deciding sets, R. Bertola wins 52 % of the time (75 matches), J. De Jong 54 % (101 matches). After losing the first set, R. Bertola turned 19 % of matches around (98 occasions), J. De Jong 21 % (144 occasions). After winning the first set, R. Bertola went on to win 78 % of matches, J. De Jong 86 %.

Completed ATP, WTA and Challenger singles matches since 2020, before this match, retirements and walkovers excluded.

Frequently asked questions about R. Bertola – J. De Jong

Who is the favourite between R. Bertola and J. De Jong?
The match is over: J. De Jong won 2-0. Bookmakers make J. De Jong the favourite, priced at 1.32 against 3.14 for R. Bertola. Pronocast's model had J. De Jong winning at 71 %.
When is the R. Bertola – J. De Jong match?
On Tuesday, 22 September 2026 at 14:00, at the St. Tropez tournament (Round of 32, hard court).
What is the head-to-head between R. Bertola and J. De Jong?
No meeting between R. Bertola and J. De Jong appears since 2020 on the ATP, WTA and Challenger tours.
Where can I see the prediction for R. Bertola – J. De Jong?
The prediction is published higher up on this page, with the result and the verdict.

How the model computes its predictions

Same tournament: St. Tropez

Tournament page

Other matches on 22 September 2026

All matches on 22 September 2026