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G. Piraino vs S. Pieri prediction

The prediction, computed before the match

Missed prediction
G. PirainoS. Pieri
55.4 %44.6 %
Model favourite
G. Piraino
Probability
55 %
Predicted score
2-0
Actual score
1-2 · S. Pieri

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

Men's ChallengerBiellaRound of 32clay10:10
G. Piraino
G. Piraino
vs
S. Pieri
S. Pieri
1853
Elo
1787
1847
Elo on clay
1787
6 / 10
Form (last 10)
6 / 10
2
Recent matches
0
Edge
Head-to-head
–
1.72
Odds
2.02

Form and record before the match

Last 10 matches, oldest to most recent

G. Piraino
  1. L
  2. W
  3. W
  4. W
  5. W
  6. W
  7. L
  8. L
  9. W
  10. L
S. Pieri
  1. L
  2. L
  3. L
  4. W
  5. W
  6. W
  7. L
  8. W
  9. L
  10. L
6 – 4
Wins – losses
4 – 6
14 – 9
Sets won – lost
12 – 14
1 loss
Current streak
2 losses
14-15 (48%)
2026 record
16-18 (47%)
30-49 (38%)
Record on clay
16-21 (43%)

ATP, WTA and Challenger singles matches played since 2020 by G. Piraino and S. Pieri, before this match.

What the numbers said before the match

G. Piraino comes in with an Elo of 1853, against 1787 for S. Pieri: a 66-point edge. On clay, the gap is 59 points in favour of G. Piraino. G. Piraino won 6 of the last ten matches, S. Pieri won 6. G. Piraino has 2 wins in the last five matches. S. Pieri has 2 wins in the last five matches. In their recent head-to-head meetings, the edge goes to G. Piraino. Bookmakers make G. Piraino the favourite.

The model gave G. Piraino the win at 55 %, with a likely score of 2-0. S. Pieri won 2-1: prediction missed.

Recent matches

G. Piraino's last five matches

S. Pieri'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 G. Piraino's first match of the tournament. This is S. Pieri's first match of the tournament. In 2025, the tournament was won by S. Napolitano, who beat K. Feldbausch in the final (7-5 6-3).

Key numbers

In tie-breaks, G. Piraino wins 40 % (8 of 20), S. Pieri 40 % (4 of 10). In deciding sets, G. Piraino wins 40 % of the time (30 matches), S. Pieri 33 % (18 matches). After losing the first set, G. Piraino turned 18 % of matches around (56 occasions), S. Pieri 11 % (18 occasions). After winning the first set, G. Piraino went on to win 73 % of matches, S. Pieri 70 %.

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

Frequently asked questions about G. Piraino – S. Pieri

Who is the favourite between G. Piraino and S. Pieri?
The match is over: S. Pieri won 2-1. Bookmakers make G. Piraino the favourite, priced at 1.72 against 2.02 for S. Pieri. Pronocast's model had G. Piraino winning at 55 %.
When is the G. Piraino – S. Pieri match?
On Tuesday, 15 September 2026 at 10:10, at the Biella tournament (Round of 32, clay).
What is the head-to-head between G. Piraino and S. Pieri?
No meeting between G. Piraino and S. Pieri appears since 2020 on the ATP, WTA and Challenger tours.
Where can I see the prediction for G. Piraino – S. Pieri?
The prediction is published higher up on this page, with the result and the verdict.

How the model computes its predictions

Same tournament: Biella

Tournament page

Other matches on 15 September 2026

All matches on 15 September 2026