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R. Colby vs S. Mitsui prediction

The prediction, computed before the match

Correct prediction
R. ColbyS. Mitsui
17.6 %82.4 %
Model favourite
S. Mitsui
Probability
82 %
Predicted score
0-2
Exact score
Actual score
0-2 · S. Mitsui

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

Men's ChallengerColumbusQualifyinghard court16:10
RC
R. Colby
vs
SM
S. Mitsui
1599
Elo
1814
1482
Elo on hard court
1832
4 / 10
Form (last 10)
6 / 10
1
Recent matches
1
–
Head-to-head
Edge
–
Odds
–

Form and record before the match

Last 10 matches, oldest to most recent

R. Colby
  1. L
  2. W
  3. L
  4. L
  5. L
  6. W
  7. L
S. Mitsui
  1. W
  2. L
  3. W
  4. W
  5. L
  6. W
  7. W
  8. W
  9. L
  10. L
2 – 5
Wins – losses
6 – 4
6 – 8
Sets won – lost
12 – 13
1 loss
Current streak
2 losses
2-4 (33%)
2026 record
3-2 (60%)
1-3 (25%)
Record on hard court
9-5 (64%)

ATP, WTA and Challenger singles matches played since 2020 by R. Colby and S. Mitsui, before this match.

What the numbers said before the match

S. Mitsui comes in with an Elo of 1814, against 1599 for R. Colby: a 216-point edge. On hard court, the gap is 350 points in favour of S. Mitsui. R. Colby won 4 of the last ten matches, S. Mitsui won 6. R. Colby has one win in the last five matches. S. Mitsui has 3 wins in the last five matches. In their recent head-to-head meetings, the edge goes to S. Mitsui. No bookmaker odds are available for this match.

The model gave S. Mitsui the win at 82 %, with a likely score of 2-0. S. Mitsui won 2-0: prediction correct.

Recent matches

R. Colby's last five matches

S. Mitsui'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. Colby's first match of the tournament. This is S. Mitsui's first match of the tournament. In 2025, the tournament was won by M. Zheng, who beat M. Damm in the final (3-6 6-3 7-5).

Frequently asked questions about R. Colby – S. Mitsui

Who is the favourite between R. Colby and S. Mitsui?
The match is over: S. Mitsui won 2-0. No bookmaker odds are available for this match. Pronocast's model had S. Mitsui winning at 82 %.
When is the R. Colby – S. Mitsui match?
On Sunday, 27 September 2026 at 16:10, at the Columbus tournament (Qualifying, hard court).
What is the head-to-head between R. Colby and S. Mitsui?
No meeting between R. Colby and S. Mitsui appears since 2020 on the ATP, WTA and Challenger tours.
Where can I see the prediction for R. Colby – S. Mitsui?
The prediction is published higher up on this page, with the result and the verdict.

How the model computes its predictions

Same tournament: Columbus

Tournament page

Other matches on 27 September 2026

All matches on 27 September 2026