Francesco Maestrelli vs Juan Pablo VarillasSan Marino Round of 16

San Marino · CHALLENGER · Round of 16
#149ATP
1538ELO
1466Clay ELO
$298kYTD
$882kCAREER
23 yrs · 196 cm · Right-handed
Last 10
WLLLLLLWLL
Sets
Thursday, 30 July 2026 ·
clay
CENTER COURT COURT 2 DE LUIGI · 2nd on
#274ATP
1440ELO
1431Clay ELO
30 yrs · 185 cm · Right-handed
Last 10
WWWLWLWWWL
Maestrelli F.
vs
Varillas J.

Francesco Maestrelli faces Juan Pablo Varillas in the San Marino round of 16 on clay. Francesco Maestrelli is the paper favourite — ranked #149, a roughly 40-point clay Elo advantage — but Juan Pablo Varillas arrives in form, winning 5 of their last 7 on clay to Francesco Maestrelli's 2.

Win Probability

Pre-match · updated 06:50 UTC
Maestrelli F.52%
Varillas J.48%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Toss-up · Too close to call

Calibrated model · 63% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.

Key context

Common opponents

Last 12 months
No common opponents in the last 12 months.
Includes tour-level, 125s, qualifying and team events (⚑). Walkovers excluded. Describes past results in different contexts — not a prediction.

Umpiry Score

Pre-match
5.6
Slight disadvantageUmpiry Score
6.1
Even matchUmpiry Score
Form & Matchup
5.4+35 Clay Elo edge
Surface ELO
4.6Clay Elo 1431
6.2Overall Elo 1538
ELO gap
3.8Overall Elo 1440
5.0No prior meetings
H2H
5.0No prior meetings
2.52 of last 10 on clay
Surface form
7.47 of last 10 on clay
Win streak
7.03-match win streak
Fatigue & Travel
3-set count
4.02 three-setters in 14 days
Context
5.0Didn't play here last year
Defending pts
5.0Didn't play here last year

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

16 vs 28 matches

Statistics

This season
1st serve in·Slight edge
62%
57%
1st serve points won·Slight edge
71%
66%
2nd serve points won·Slight edge
44%
51%
Service points won·Even
61%
60%
Return points won·Slight edge
37%
42%
Break points saved·Even
62%
59%
Aces / match·Clear edge
5.3
2.7
Double faults / match·Dominant
4.3
1.5

Averages over each player's completed matches in the selected window (16 vs 28). ATP, WTA & Challenger.

Serve vs return

This season
Maestrelli F.serving64% hold

wins 56% of points on serve vs Varillas J.

Varillas J.serving72% hold

wins 59% of points on serve vs Maestrelli F.

Serve advantage — Varillas J.

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Clutch

Under pressure
Clutch Rating·Clear edge
56
40
Break points saved·Clear edge
83
70
Break points won·Dominant
14
72
Deciding sets·Dominant
83
44
Tiebreaks·Dominant
80
29

Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About

Freshness

Recent load
Freshness·Dominant
91
63

Maestrelli F.: 2 days rest · 1 match, 16 games (7d) · Varillas J.: 2 days rest · 3 matches, 70 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast
Weather forecast
30°CClear
Wind 8 km/hHumidity 44%

Head to head

No previous meetings on record.

Draw