John Isner vs Juan Martin del Potro — Miami Masters Semi-final

Miami Masters · ATP · Semi-final
USA14
John Isner
41 yrs · 208 cm · Right-handed
Last 10 · pre-match
LWLLWLLWWW
2 — 0
Sets
Monday, 19 March 2018 ·
hard
ARG5
Juan Martin del Potro
37 yrs · 198 cm · Right-handed
Last 10 · pre-match
LWLWLWWWLW
Isner J.
6-1 7-6
del Potro J.
Isner J.
672
del Potro J.
160

John Isner defeated Juan Martin del Potro 6-1 7-6 in the Miami Masters semi-final on hard. The upset overturned the form book — Juan Martin del Potro came in leading the head-to-head 8–4, defending last year's round of 32. John Isner narrowed the head-to-head to 8–5.

Key context

  • Match story: John Isner came through a tight passage before pulling clear — 6–1 7–6.

Head to head

4–8
DateTournamentRoundSurfaceWinnerScore
2018-08-27US OpenQFhardJuan Martin del Potro6-7 6-3 7-6 6-2
2018-05-28Roland GarrosR16clayJuan Martin del Potro6-4 6-4 6-4
2017-10-30Paris MastersQFhardJohn Isner6-4 6-7 6-4
2017-08-07Canada MastersR64hardJuan Martin del Potro7-5 7-5
2016-10-17StockholmR32hardJuan Martin del Potro6-4 7-6
2016-06-15LondonR32carpetJohn Isner7-6(2) 6-4
2016-06-13Queen's ClubR32grassJohn Isner7-6 6-4
2013-08-11Cincinnati MastersSFhardJohn Isner6-7 7-6 6-3
2013-07-29WashingtonFhardJuan Martin del Potro3-6 6-1 6-2
2011-02-14MemphisR32hardJuan Martin del Potro6-4 6-3
2009-03-12Indian Wells MastersR16hardJuan Martin del Potro7-6 7-6
2008-08-10WashingtonQFhardJuan Martin del Potro6-4 6-4

Statistics

This season
Isner J.del Potro J.
1st serve in·Even
69%
66%
1st serve points won·Even
80%
77%
2nd serve points won·Even
56%
52%
Service points won·Slight edge
73%
68%
Return points won·Slight edge
29%
39%
Break points saved·Slight edge
70%
62%
Aces / match·Dominant
21.7
9.5
Double faults / match·Slight edge
2.5
1.9

Averages over each player's completed matches in the selected window (200 vs 74). ATP, WTA & Challenger.

Clutch

Under pressure
Isner J.del Potro J.
Clutch Rating·Dominant
61
90
Break points saved·Even
99
95
Break points won·Dominant
0
82
Deciding sets·Slight edge
91
97
Tiebreaks·Even
96
98

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

Conditions

Court speed
Mediumbalanced pace
SlowFast

Draw