Mackenzie Mcdonald vs Kamil MajchrzakSan Diego CH Semi-final

San Diego CH · CHALLENGER · Semi-final
#140ATP
1606ELO
1604Hard ELO
$240kYTD
$7.2MCAREER
31 yrs · 178 cm · Right-handed
Last 10 · pre-match
LLWWWLWLLW
2 — 1
Sets
Monday, 24 February 2025
hard
#66ATP
1801ELO
1739Hard ELO
$617kYTD
$3.8MCAREER
30 yrs · 180 cm · Right-handed
Last 10 · pre-match
LWLWWWWWLW
Mcdonald M.
3-6 6-1 6-1
Majchrzak K.
Mcdonald M.
3662
Majchrzak K.
6111

Mackenzie Mcdonald defeated Kamil Majchrzak 3-6 6-1 6-1 in the San Diego CH semi-final on hard. The upset overturned the form book — Kamil Majchrzak came in ranked #66.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Mcdonald M.serving83% hold

wins 65% of points on serve vs Majchrzak K.

Majchrzak K.serving86% hold

wins 67% of points on serve vs Mcdonald M.

Serve-dominated — both hold easily, expect tiebreaks

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

Mcdonald M.Majchrzak K.
25
Serve
24
10
Return
48

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
65%
63%
1st serve points won·Even
69%
73%
2nd serve points won·Even
53%
52%
Service points won·Even
64%
65%
Return points won·Even
37%
38%
Break points saved·Slight edge
61%
67%
Aces / match·Slight edge
4.9
6.2
Double faults / match·Slight edge
2.1
1.5

Averages over each player's completed matches in the selected window (91 vs 80). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Clear edge
56
68
Break points saved·Even
96
97
Break points won·Clear edge
66
51
Deciding sets·Dominant
45
73
Tiebreaks·Dominant
44
75

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

Umpiry Score

Pre-match
6.1
Even matchUmpiry Score
6.6
Marginal edgeUmpiry Score
Form & Matchup
3.8Hard Elo 1604
Surface ELO
6.2+135 Hard Elo edge
3.5Overall Elo 1606
ELO gap
6.5Overall Elo 1801
5.0No prior meetings
H2H
5.0
6.7
Surface form
5.7
0.0
Win streak
0.0
Fatigue & Travel
7.1
Minutes 14d
9.0
4.0
3-set count
7.0
Prev. match
8.0
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·Even
92
92

Mcdonald M.: 6 days rest · 1 match, 16 games (7d) · Majchrzak K.: 12 days rest · 2 matches (14d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast