Frances Tiafoe vs Alex Michelsen — US Open Quarter-final

US Open · ATP · Quarter-final
Frances Tiafoe
USA11
Frances Tiafoe
#12ATP
1918ELO
1861Hard ELO
28 yrs · 188 cm · Right-handed
Last 10 · pre-match
WWWWLWWWWW
3 — 2
Sets
Tuesday, 8 September 2026 ·
hard
Arthur Ashe Stadium · 3rd on
Alex Michelsen
USA
Alex Michelsen
#46ATP
1825ELO
1810Hard ELO
22 yrs · 193 cm · Right-handed
Last 10 · pre-match
WWWWLWLWWL
Tiafoe F.
5-7 3-6 7-5 6-3 7-6
Michelsen A.
Tiafoe F.
5376783
Michelsen A.
7653662

Frances Tiafoe advanced to the US Open semifinals by defeating Alex Michelsen in a five-set match. Tiafoe won 5-7, 3-6, 7-5, 6-3, 7-6.

Generated automatically from Umpiry match data.

Around the match

  • “It's an out-of-body experience, no question. There's no real explaining that type of feeling. It's like you're not even touching the ground at one point.”

    Tiafoe F.usopen.org ↗

  • “The biggest thing on the mental side is, number one, just showing up every week. I've been doing that. It shows. With my game, it's just play to win.”

    Tiafoe F.usopen.org ↗

Quotes belong to their sources, linked above. Lines marked “Umpiry summary” are written by Umpiry from the linked article, not quoted from it.

Key context

Head to head

2–0
DateTournamentRoundSurfaceWinnerScore
2025-03-31HoustonQFclayFrances Tiafoe7-5 6-1
2024-02-05DallasR16hardFrances Tiafoe6-4 6-3
View full head-to-head →

Statistics

This season
Tiafoe F.Michelsen A.
1st serve in·Slight edge
61%
66%
1st serve points won·Even
75%
72%
2nd serve points won·Even
54%
52%
Service points won·Even
67%
65%
Return points won·Even
35%
37%
Break points saved·Slight edge
68%
63%
Aces / match·Even
7.0
6.4
Double faults / match·Slight edge
2.1
2.6

Averages over each player's completed matches in the selected window (43 vs 33). ATP, WTA & Challenger.

Clutch

Under pressure
Tiafoe F.Michelsen A.
Clutch Rating·Clear edge
75
60
Break points saved·Slight edge
97
92
Break points won·Clear edge
45
32
Deciding sets·Clear edge
88
76
Tiebreaks·Clear edge
98
84

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

Win Probability

Pre-match · updated 17:50 UTC
Tiafoe F.51%
Michelsen A.49%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Toss-up · Too close to call

Calibrated model · 65% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.

Umpiry Score

Pre-match
Tiafoe F.
7.4
Dominant favouriteUmpiry Score
Michelsen A.
6.4
Marginal edgeUmpiry Score
Form & Matchup
5.6+51 Hard Elo edge
Surface ELO
4.4Hard Elo 1810
6.2Overall Elo 1918
ELO gap
3.8Overall Elo 1825
7.0Leads 1–0 on hard
H2H
3.0Trails 0–1 on hard
9.09 of last 10 on hard
Surface form
7.67 of last 10 on hard
7.04-match win streak
Win streak
7.04-match win streak
Fatigue & Travel
0.04 three-setters in 14 days
3-set count
0.04 three-setters in 14 days
Context
6.0Reached the R32 here last year
Defending pts
6.0Reached the R128 here last year
5.0Opponent hot: 7 of last 10
Opponent rise

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
Tiafoe F.Michelsen A.
Freshness·Slight edge
35
41

Tiafoe F.: 1 day rest · 4 matches, 153 games (7d) · Michelsen A.: 1 day rest · 4 matches, 149 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-fastrewards aggression
SlowFast
Weather
27°CClear
Wind 6 km/hHumidity 48%

Draw