Aliona Bolsova vs Elvina Kalieva — San Sebastian 125 Round of 32

San Sebastian 125 · CHALLENGER · Round of 32
Aliona Bolsova
ESP
Aliona Bolsova
#379WTA
1510ELO
1487Clay ELO
28 yrs · 172 cm · Right-handed
Last 10 · pre-match
LWLLWLWLWL
2 — 0
Sets
Monday, 8 September 2025 ·
clay
USA
Elvina Kalieva
#120WTA
1569ELO
1496Clay ELO
23 yrs · Right-handed
Last 10 · pre-match
LLLWWWLWWL
Bolsova A.
7-6 6-3
Kalieva E.
Bolsova A.
762
Kalieva E.
630

Aliona Bolsova defeated Elvina Kalieva 7-6 6-3 in the San Sebastian 125 round of 32 on clay. The upset overturned the form book — Elvina Kalieva came in ranked #120.

Key context

Head to head

No previous meetings on record.

Statistics

This season
Bolsova A.Kalieva E.
1st serve in·Clear edge
75%
57%
1st serve points won·Slight edge
58%
64%
2nd serve points won·Even
43%
45%
Service points won·Even
54%
56%
Return points won·Even
47%
45%
Break points saved·Even
52%
51%
Aces / match·Clear edge
1.0
3.2
Double faults / match·Clear edge
2.8
4.1

Averages over each player's completed matches in the selected window (107 vs 146). ATP, WTA & Challenger.

Clutch

Under pressure
Bolsova A.Kalieva E.
Clutch Rating·Even
18
18
Break points saved·Even
30
28
Break points won·Slight edge
80
87
Deciding sets·Clear edge
20
36
Tiebreaks·Dominant
55
15

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

Freshness

Recent load
Bolsova A.Kalieva E.
Freshness·
—
98

Kalieva E.: 11 days rest · 1 match (14d). Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast

Draw