James Duckworth vs Rei SakamotoPrediction, Head-to-Head Results, and Stats
James Duckworth and Rei Sakamoto have met 1 time since 2025; Rei Sakamoto leads 1–0. Across all meetings Duckworth has taken 0 sets to Sakamoto's 2. Their most recent meeting: Rei Sakamoto won at ATP Masters 1000 Miami (2025).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Duckworth | Sakamoto | ||
|---|---|---|---|---|
| Indicator | James Duckworth | Rei Sakamoto | ||
| Wins in straight sets | 71% | 27/38 | 63% | 29/46 |
| Wins a set when losing | 38% | 10/26 | 25% | 6/24 |
| Goes to a deciding set | 33% | 21/64 | 33% | 23/70 |
| Covers −1.5 sets as favorite | 58% | 19/33 | 47% | 23/49 |
| Covers +1.5 sets as underdog | 59% | 17/29 | 56% | 10/18 |
| Tiebreak sets won | 43% | 13/30 | 51% | 20/39 |
| Wins after taking set 1 | 80% | 28/35 | 90% | 37/41 |
| Wins 2-0 after taking set 1 | 77% | 27/35 | 71% | 29/41 |
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. Head-to-head: 1 of 1 completed meetings ended in straight sets (Duckworth 0, Sakamoto 1).
Style Matchup
Playing styles and historical archetype record
Duckworth
🤖 Servebot
Sakamoto
🤖 Servebot
Matchup analysis
Both James Duckworth and Rei Sakamoto are 🤖 Servebot types. Mirror matchups usually come down to execution, fitness, and surface fit, across 6,464 matches in our dataset the historical split is about even.
Previous meetings
1 career meeting, newest first
Mar 18, 2025
ATP Masters 1000 Miami
H Hard · 2nd Round Qualifying
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Duckworth | Sakamoto | ||
|---|---|---|---|---|
| Outcome | James Duckworth | Rei Sakamoto | ||
| 1 or more | 93% | 14/15 | 100% | 20/20 |
| 3 or more | 93% | 14/15 | 100% | 20/20 |
| 5 or more | 73% | 11/15 | 85% | 17/20 |
| 10 or more | 7% | 1/15 | 45% | 9/20 |
| 15 or more | 7% | 1/15 | 25% | 5/20 |
| 20 or more | 0% | 0/15 | 5% | 1/20 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Duckworth | Sakamoto |
|---|---|---|
| W-L | 8–7 | 14–6 |
| Avg odds | 2.54 | 1.86 |
| ROI % | +10.5% | +15.9% |
| Units P/L | +1.58u | +3.19u |
Travel
Last 30 days
| Metric | Duckworth | Sakamoto |
|---|---|---|
| Countries | 1 | 2 |
| Events | 2 | 2 |
| Matches | 2 | 6 |
| Distance | 1,032 mi · 1,661 km | 1,092 mi · 1,758 km |
| Route | CHN | JPN → CHN |
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.
Common opponents
Results vs. opponents both players faced · Last 12 months
Across 10 shared opponents, both Duckworth and Sakamoto posted a 30% win rate.
| Opponent | Duckworth | Sakamoto |
|---|---|---|
| Alex de Minaur | L 26 67 | L 67 46 |
| Matteo Arnaldi | W 57 63 62 76 | L 62 46 46 |
| Lorenzo Sonego | L 46 46 | L 26 67 |
| Yibing Wu | L 57 36 16 | L 57 16 |
| Aleksandar Vukic | L 36 26 | W 64 67 64 36 64 |
| Edas Butvilas | L 57 67 | L 67 63 57 |
| Michael Mmoh | W 64 63 | W 64 64 |
| Aidan Mayo | W 46 63 64 | W 76 75 |
| Rafael Jodar | L 16 76 46 57 | L 67 16 75 64 36 |
| Daniil Medvedev | L 76 36 26 | L 76 36 16 |
Recent Form
Last five matches per player
Hubert Hurkacz
Shanghai Rolex Masters - Shanghai · 1st Round
Oct 8
Lorenzo Sonego
Chengdu Open - Chengdu · 1st Round
Sep 24
Kamil Majchrzak
Davis Cup, Group I, 1R, AUS-POL 3-1 · Rubber 2
Sep 19
Yibing Wu
U.S. Open - New York · 2nd Round
Sep 3
Matteo Arnaldi
U.S. Open - New York · 1st Round
Aug 31
Arthur Fery
Winston-Salem Open - Winston-Salem · Semifinals
Aug 29
Fabian Marozsan
Winston-Salem Open - Winston-Salem · Quarterfinals
Aug 28
Lorenzo Sonego
Winston-Salem Open - Winston-Salem · 3rd Round
Aug 27
Alex de Minaur
Shanghai Rolex Masters - Shanghai · 3rd Round
Oct 11
Andrey Rublev
Shanghai Rolex Masters - Shanghai · 2nd Round
Oct 9
Marco Trungelliti
Shanghai Rolex Masters - Shanghai · 1st Round
Oct 7
Kyrian Jacquet
Shanghai Rolex Masters - Shanghai · 3rd Round Qualifying
Oct 6
Seongchan Hong
Shanghai Rolex Masters - Shanghai · 1st Round Qualifying
Oct 5
Matteo Arnaldi
Japan Open Tennis Championships - Tokyo · 1st Round
Sep 30
Anton Shepp
Davis Cup, Group I, 1R, NZL-JPN 1-3 · Rubber 1
Sep 19
Ji Sung Nam
Shanghai Challenger · 1st Round
Sep 8
Win rate
Matches, sets and games won · Last 12 months · 71–74 matches
| Metric | Duckworth | Sakamoto |
|---|---|---|
| Matches won | 58% | 64% |
| Sets won | 55% | 58% |
| Games won | 52% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Duckworth | Sakamoto |
|---|---|---|
| ATP Masters 1000 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Duckworth | Sakamoto |
|---|---|---|
| Hard | 0 | 1 |
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