Danielle Collins vs Elise MertensChicago 2 Round of 16

Chicago 2 · WTA · Round of 16
#701WTA
1844ELO
1772Hard ELO
32 yrs · 178 cm · Right-handed
Last 10 · pre-match
LLLWLLWWLL
2 — 0
Sets
Monday, 27 September 2021
hard
#24WTA
1894ELO
1847Hard ELO
$1.6MYTD
$19MCAREER
30 yrs · 179 cm · Right-handed
Last 10 · pre-match
LWWWWLWLWL
Collins D.
6-2 6-4
Mertens E.
Collins D.
662
Mertens E.
240

Danielle Collins defeated Elise Mertens 6-2 6-4 in the Chicago 2 round of 16 on hard. The upset overturned the form book — Elise Mertens came in ranked #24. Danielle Collins extended the head-to-head to 4–3.

Key context

Head to head

33
DateTournamentRoundSurfaceWinnerScore
2024-04-01CharlestonQFclayDanielle Collins6-3 6-4
2024-01-08HobartR32hardElise Mertens6-2 6-3
2023-08-28US OpenR64hardElise Mertens3-6 7-6(7) 6-1
2023-02-13DohaR32hardDanielle Collins6-4 7-6(6)
2022-01-17Australian OpenR16hardDanielle Collins4-6 6-4 6-4
2018-07-02WimbledonR128grassElise Mertens6-3 6-2

Serve vs return

This season
Collins D.serving75% hold

wins 61% of points on serve vs Mertens E.

Mertens E.serving75% hold

wins 61% of points on serve vs Collins D.

Even serve battle

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

Serve & return on hard

Collins D.Mertens E.
Serve
51
Return
54

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
1st serve in·Even
56%
56%
1st serve points won·Even
69%
69%
2nd serve points won·Even
48%
46%
Service points won·Even
60%
59%
Return points won·Even
44%
45%
Break points saved·Even
59%
55%
Aces / match·Even
3.8
3.9
Double faults / match·Even
4.9
5.1

Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Slight edge
88
80
Break points saved·Slight edge
95
90
Break points won·Even
99
96
Deciding sets·Clear edge
88
76
Tiebreaks·Clear edge
96
75

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

Umpiry Score

Pre-match
4.9
Heavy underdogUmpiry Score
  • Injury return: 42 days (−1.0)
6.4
Marginal edgeUmpiry Score
Form & Matchup
4.0Hard Elo 1772
Surface ELO
6.0+75 Hard Elo edge
4.2Overall Elo 1844
ELO gap
5.8Overall Elo 1894
5.0
H2H
5.0
6.8
Surface form
4.8
0.0
Win streak
Fatigue & Travel
Minutes 14d
7.7
3-set count
7.0
Prev. match
7.0
Context
5.0
Defending pts
5.0

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.

Freshness

Recent load
Freshness·
81

Mertens E.: 5 days rest · 2 matches, 41 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast

Draw