Gustavo Heide vs Tiago PereiraPorto Round of 16

Porto · CHALLENGER · Round of 16
#128ATP
1695ELO
1679Clay ELO
24 yrs · 191 cm · Right-handed
Last 10 · pre-match
WLLLLLWWLW
2 — 0
Sets
Wednesday, 2 September 2026 ·
clay
Central · 2nd on
#352ATP
1179ELO
1200Clay ELO
22 yrs · Right-handed
Last 10 · pre-match
WLLWWLWWWW
Heide G.
7-5 7-5
Pereira T.
Heide G.
772
Pereira T.
550

Gustavo Heide defeated Tiago Pereira 7-5, 7-5 in the Round of 16 at the Porto clay court tournament. Heide converted 25% of his break points and secured three service breaks, while Pereira converted 20% of his break points and secured one service break. Heide did not hit an ace but made four double faults, compared to Pereira's two aces and three double faults.

Generated automatically from Umpiry match data.

Key context

Head to head

No previous meetings on record.

Statistics

This season
1st serve in·Even
54%
58%
1st serve points won·Slight edge
72%
64%
2nd serve points won·Slight edge
51%
44%
Service points won·Slight edge
62%
56%
Return points won·Even
42%
39%
Break points saved·Clear edge
62%
48%
Aces / match·Clear edge
4.2
2.4
Double faults / match·Dominant
5.7
2.4

Averages over each player's completed matches in the selected window (26 vs 17). ATP, WTA & Challenger.

Win Probability

Pre-match · updated 11:50 UTC
Heide G.86%
Pereira T.14%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Strong favourite · Heide G. heavily favoured

Calibrated model · 63% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.

Umpiry Score

Pre-match
7.4
Dominant favouriteUmpiry Score
3.4
Heavy underdogUmpiry Score
  • Back-to-back day (−0.5)
Form & Matchup
10.0+478 Clay Elo edge
Surface ELO
0.0Clay Elo 1200
10.0Overall Elo 1695
ELO gap
0.0Overall Elo 1179
5.0No prior meetings
H2H
5.0No prior meetings
6.57 of last 10 on clay
Surface form
3.33 of last 10 on clay
Fatigue & Travel
7.01 three-setter in 14 days
3-set count
Context
5.0Didn't play here last year
Defending pts
5.0Didn't play here last year

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
84
86

Heide G.: 2 days rest · 1 match, 19 games (7d) · Pereira T.: 1 day rest · 1 match, 22 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast
Weather
26°CClear
Wind 12 km/hHumidity 56%

Draw