Guillermo Rivera-Aranguiz vs Pedro SakamotoPrediction, Head-to-Head Results, and Stats
Guillermo Rivera-Aranguiz and Pedro Sakamoto have met 4 times since 2015; Pedro Sakamoto leads 4–0. Their first meeting came at Santiago 2 in 2015 on clay. On clay courts Sakamoto leads 4–0. Sakamoto has won the last 4 meetings. Across all meetings Rivera-Aranguiz has taken 0 sets to Sakamoto's 8. Their most recent meeting: Pedro Sakamoto won at Bogota (2016).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Rivera-Aranguiz | Sakamoto | ||
|---|---|---|---|---|
| Indicator | Guillermo Rivera-Aranguiz | Pedro Sakamoto | ||
| Wins in straight sets | — | 72% | 26/36 | |
| Wins a set when losing | — | 39% | 9/23 | |
| Goes to a deciding set | — | 32% | 19/59 | |
| Covers −1.5 sets as favorite | — | 50% | 13/26 | |
| Covers +1.5 sets as underdog | — | 45% | 9/20 | |
| Tiebreak sets won | — | 64% | 9/14 | |
| Wins after taking set 1 | — | 84% | 32/38 | |
| Wins 2-0 after taking set 1 | — | 68% | 26/38 | |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Small sample — read with care. Head-to-head: 4 of 4 completed meetings ended in straight sets (Rivera-Aranguiz 0, Sakamoto 4).
Previous meetings
4 career meetings, newest first
Nov 7, 2016
Bogota
C Clay · 1st Round Qualifying
Mar 7, 2016
Santiago
C Clay · 2nd Round Qualifying
Oct 26, 2015
Lima
C Clay · 1st Round Qualifying
Oct 1, 2015
Santiago 2
C Clay · 1st Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Rivera-Aranguiz | Sakamoto |
|---|---|---|
| W-L | - | 9–4 |
| Avg odds | - | 1.75 |
| ROI % | - | -0.8% |
| Units P/L | - | -0.11u |
Travel
Last 30 days
| Metric | Rivera-Aranguiz | Sakamoto |
|---|---|---|
| Countries | — | 1 |
| Events | — | 1 |
| Matches | — | 4 |
| Distance | — | 0 mi · 0 km |
| Route | — | BRA |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Recent Form
Last five matches per player
Emilio Gomez
Santiago · 2nd Round Qualifying
Mar 6
Simon Navarro
Santiago · 1st Round Qualifying
Mar 6
Pedro Sakamoto
Bogota · 1st Round Qualifying
Nov 7
Joao Pedro Sorgi
Santiago 2 · 2nd Round Qualifying
Oct 2
Gonzalo Urruticoechea
Santiago 2 · 1st Round Qualifying
Oct 1
Fernando Romboli
Medellin · 3rd Round Qualifying
Sep 26
Pedro Uribe
Medellin · 2nd Round Qualifying
Sep 26
Alberto Brizzi
San Benedetto · 1st Round Qualifying
Jul 1
Guido Ivan Justo
Curitiba Challenger · 2nd Round
Oct 1
Eduardo Ribeiro
Curitiba Challenger · 1st Round
Sep 30
Santiago De La Fuente
Curitiba Challenger · 3rd Round Qualifying
Sep 28
Joao Vitor Goncalves Ceolin
Curitiba Challenger · 1st Round Qualifying
Sep 27
Mateus Alves
M15 Curitiba · Final
Sep 27
Nicolas Zanellato
M15 Curitiba · Semifinals
Sep 26
Juan Sebastian Osorio
M15 Curitiba · Quarterfinals
Sep 25
Joao Vitor Goncalves Ceolin
M15 Curitiba · 2nd Round
Sep 24
Rivalry momentum
Cumulative head-to-head lead over time
Win rate
Matches, sets and games won · Last 12 months · 59–59 matches
| Metric | Rivera-Aranguiz | Sakamoto |
|---|---|---|
| Matches won | - | 61% |
| Sets won | - | 59% |
| Games won | - | 54% |
Record by tier
Head-to-head record by tournament tier
| Stage | Rivera-Aranguiz | Sakamoto |
|---|---|---|
| ATP Challenger Tour | 0 | 4 |
By surface
Head-to-head record per surface
| Surface | Rivera-Aranguiz | Sakamoto |
|---|---|---|
| Clay | 0 | 4 |
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