Solana Sierra vs Miriam Bianca Bulgaru — W100 Wiesbaden Round of 16

W100 Wiesbaden · CHALLENGER · Round of 16
ARG
Solana Sierra
#68WTA
1739ELO
1714Clay ELO
21 yrs · Right-handed
Last 10
LWWLWWLLWW
0 — 0
Sets
Monday, 28 April 2025
clay
ROU
Miriam Bianca Bulgaru
#236WTA
1386ELO
1354Clay ELO
27 yrs · Right-handed
Last 10
LLLLLLLWLL

Umpiry Score

Pre-match
Sierra S.
7.5
Dominant favouriteUmpiry Score
Bulgaru M.
4.7
Heavy underdogUmpiry Score
Form & Matchup
8.5+360 Clay Elo edge
Surface ELO
1.5Clay Elo 1354
8.6Overall Elo 1739
ELO gap
1.4Overall Elo 1386
5.0
H2H
5.0
7.1
Surface form
3.1
0.0
Win streak
0.0
Fatigue & Travel
7.0
3-set count
7.0
Context
5.0
Defending pts
6.0

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.

Sierra S.
662
Bulgaru M.
22–

Head to head

1–1
DateTournamentRoundSurfaceWinnerScore
2025-11-03Tucuman 125R32claySolana Sierra6-3 7-5
2023-11-20Florianopolis 125R16clayMiriam Bianca Bulgaru1-6 6-2 6-3

Statistics

Recent form
Sierra S.Bulgaru M.
61%1st serve in+1%60%
62%1st serve points won+6%56%
42%2nd serve points won+2%44%
54%Service points won+3%51%
42%Return points won+4%46%
52%Break points saved+11%41%
2.5Aces / match+1.21.3
4.8Double faults / match4.8

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Bondar A.
Grabher J.
6-26-4
Semi-finals
Bondar A.
Semenistaja D.
6-47-64
Grabher J.
Bandecchi S.
6-26-3
Quarter-finals
Semenistaja D.
Valentova T.
5-76-26-2
Bondar A.
Waltert S.
2-66-27-61
Bandecchi S.
Sierra S.
6-31-66-1
Grabher J.
Barthel M.
6-32-66-3
R16
Bondar A.
Burrage J.
6-26-1
Bandecchi S.
Preston T.
6-34-67-5
Semenistaja D.
Hibino N.
6-46-4
Valentova T.
Kawa K.
6-36-2
Waltert S.
Vandewinkel H.
6-26-2
Barthel M.
Siskova A.
6-15-77-67
Sierra S.
Bulgaru M.
6-26-2
Grabher J.
Friedsam A.
3-66-07-62
R32
Valentova T.
Stusek J.
6-32-66-3
Burrage J.
Pohle V.
6-43-66-0
Barthel M.
Von Deichmann K.
6-26-3
Friedsam A.
Erjavec V.
6-36-3
Vandewinkel H.
Makarova E.
6-26-2
Kawa K.
Zavatska K.
6-46-2
Bandecchi S.
Riera J.
3-66-07-5
Semenistaja D.
Konjuh A.
6-36-2
Sierra S.
Zhenikhova S.
6-756-06-3
Siskova A.
Timofeeva M.
6-46-4
Waltert S.
Lukas T.
6-36-3
Grabher J.
Udvardy P.
6-36-3
Preston T.
Malygina E.
6-26-3
Bulgaru M.
Middendorf J.
1-66-06-2
Bondar A.
Kraus S.
6-07-64
Hibino N.
Schunk N.
6-26-746-4