Collin Altamirano vs Hiroyasu Ehara Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
C. Altamirano vs H. Ehara

Collin Altamirano
USA
l
w
w
l
w
w
w
l
l
l
1
Win
1
Played
0
Win
29
Age
34
6'2" (188 cm)
Height
-
899
C. Rank
900
267
Best Rank
330
0
Total Titles
0
0
YTD Titles
0
$67.4K
Career Money
$710
Right-Handed
Plays
-

Hiroyasu Ehara
JPN
w
l
w
w
l
l
w
w
w
l
1
Win
1
Played
0
Win
29
Age
34
6'2" (188 cm)
Height
-
899
C. Rank
900
267
Best Rank
330
0
Total Titles
0
0
YTD Titles
0
$67.4K
Career Money
$710
Right-Handed
Plays
-
Head-to-head: Altamirano 1 - 0 Ehara
They have played 2 sets in total, with Collin Altamirano winning 2 and Hiroyasu Ehara winning 0. The last match between Collin Altamirano and Hiroyasu Ehara was at the M25 Takasaki, 21-09-2023, Round: R2, Surface: Hard, with Collin Altamirano getting the victory 6-4 6-1.
| Players | Head To Head Match Wins |
|---|---|
| Altamirano | 1 |
| Ehara | 0 |
Last 1 H2H Matches:
(R2) M25 Takasaki(09-21-23)
Collin Altamirano
6
6
Hiroyasu Ehara
4
1
C. Altamirano vs H. Ehara H2H Profile
| Stats | ||
|---|---|---|
| $67,351 | Career Prize Money | $710 |
| 56.03% (223-175) | Career Total W/L | 58.04% (314-227) |
| 1 | Hard | 0 |
| 3 | Titles | 6 |
| 1 | Total H2H Matches | 0 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
C. Altamirano vs H. Ehara Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Collin Altamirano has won 0% of points on their second serve, while Hiroyasu Ehara has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Collin Altamirano, in recent form, has won 0% of their opponent's second serve points, while Hiroyasu Ehara has won 0%. The same stats for first serve returns are 0% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Collin Altamirano has saved 0% of breakpoints in recent form, whereas Hiroyasu Ehara has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Collin Altamirano has won 61.54% of matches played (W/L 8/5), with Hiroyasu Ehara winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
- Best surface: Collin Altamirano has their best career surface win % on Hard, winning 59% (W/L 152/104), and worse career win % on I.hard, winning 28% (W/L 7/18). Hiroyasu Ehara has their best career surface win % on Grass, winning 59% (W/L 5/2), and worse career win % on I.hard, winning 45% (W/L 5/6).
- Player level: In the last year, Collin Altamirano has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 61.54% of matches (W/L 8/5), where as Hiroyasu Ehara has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
- Direct H2H matches: They have played 1 times before with Collin Altamirano winning 1 times and Hiroyasu Ehara being victorious 0 times. They have played 2 sets in total, with Collin Altamirano winning 2 and Hiroyasu Ehara winning 0.
- The last match between Collin Altamirano and Hiroyasu Ehara was at the M25 Takasaki, 21-09-2023, Round: R2, Surface: Hard, with Collin Altamirano getting the victory 6-4 6-1.
- Head to head match duration: In past head to head matches, the average match time between these players has been 1:18:0.
- Opponent quality stats: Over the last 12 months, Collin Altamirano has played against opponents with an average rank of 336.54 while Hiroyasu Ehara has played against players with an average rank of 0.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Collin Altamirano has won 50% of deciding sets over the last 12 months, while Hiroyasu Ehara has won 0% in all matches played on tour.
- Break point conversion: In recent form, Collin Altamirano has converted 0% of breakpoint opportunities, and Hiroyasu Ehara has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
Collin Altamirano vs Hiroyasu Ehara Editorial Preview By TennisTipster88.
C. Altamirano vs H. Ehara H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 0 |
| 12 | Games Won | 5 |
| 5 | Aces (Total) | 0 |
| 1:18:0 | Average Match Time | 1:18:0 |
| 64% (34/53) | 1st Serve % | 75% (36/48) |
| 65% (22/34) | 1st Serve Win % | 47% (17/36) |
| 68% (13/19) | 2nd Serve Win % | 42% (5/12) |
| 63% (5/8) | Break Pts Won % | 33% (1/3) |
| 54% (26/48) | Return Points Win % | 34% (18/53) |
| 100% (1/1) | Best‑of‑3 Win % | 0% (0/1) |
| 100% (1/1) | 1st Set Won, Won Match | 0% (0/0) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/0) |
| 0% (0/0) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
2nd Serve Win %: Altamirano 50%, Ehara 0%.
Opp 2nd Serve Pts Won: Altamirano 49%, Ehara 0%.
Break Points Saved %: Altamirano 48%, Ehara 0%.
C. Altamirano Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
Q1 | L | 7-6(2) ret. | ||
R1 | L | 6-4 6-4 | ||
R1 | L | 6-3 6-4 | ||
Q3 | W | 6-3 6-4 | ||
Q2 | W | 6-1 6-2 | ||
H. Ehara Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
R2 | L | 6-4 6-1 | ||
R1 | W | 7-5 6-4 | ||
Q3 | W | 1-6 6-4 10-6 | ||
Q1 | W | 6-2 6-1 | ||
Q1 | L | 6-7(6) 6-1 10-6 | ||

C. Altamirano vs H. Ehara Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 56.03% (223/175) | YTD Win/Loss | 58.04% (314/227) |
| 55.71% (507/403) | Sets Win/Loss | 56.22% (682/531) |
| 52.96% (4464/3965) | Games Win/Loss | 53.31% (5733/5021) |
| 59.38% (152/104) | Hard Win/Loss | 58.33% (224/160) |
| 55.17% (64/52) | Clay Win/Loss | 58.43% (52/37) |
| 26.92% (7/19) | Indoor Hard W/L | 54.10% (33/28) |
| 0% (0/0) | Grass Win/Loss | 71.43% (5/2) |
| 0.26 | Aces Per Game | 0.04 |
| 1069 | Aces Total | 233 |
| 0.16 | Double Faults Per Game | 0.16 |
| 664 | Total Double Faults | 829 |
| 1:9:17 | Average Match Time | 1st Match |
| 519.58 | Average Opponent Rank | 554.68 |
| 58% (10719/18347) | 1st Serve % | 74% (11814/16039) |
| 69% (7353/10719) | 1st Serve Win % | 61% (7253/11814) |
| 49% (3717/7628) | 2nd Serve Win % | 46% (1961/4225) |
| 43% (774/1802) | Break Points Won % (Total) | 46% (920/2015) |
| 40% (7437/18548) | Return Points Win % | 44% (7208/16365) |
| 57.14% (4/3) | Slam W/L | 0% (0/0) |
| 0.00% (0/1) | Main Tour W/L | 16.67% (1/5) |
| 39.22% (40/62) | Challenger W/L | 45.45% (35/42) |
| 62.15% (179/109) | Futures W/L | 60.70% (278/180) |
| 57% (222/388) | Best of 3 Sets Win % | 58% (306/528) |
| 0% (0/3) | Best of 5 Sets Win % | 60% (3/5) |
| 46% (46/100) | Tiebreaks Win % (Total) | 51% (51/100) |
| 48% (57/118) | Deciding Set Win % | 57% (77/134) |
| 85% (225/192) | 1st Set Won, Won Match | 89% (314/280) |
| 14% (225/32) | 1st Set Won, Lost Match | 11% (314/33) |
| 18% (173/31) | 1st Set Lost, Won Match | 15% (227/34) |
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