Prediction of Ze Zhang vs Harri Heliovaara Head-to-Head, At
Wojtek Kolan
HEAD TO HEAD
Z. Zhang vs H. Heliovaara

Ze Zhang
CHN
w
w
w
l
w
l
l
w
w
l
0
Win
2
Played
2
Win
35
Age
36
6'2" (188 cm)
Height
6'2" (188 cm)
Ret.
C. Rank
Ret.
148
Best Rank
194
0
Total Titles
0
0
YTD Titles
0
$208.9K
Career Money
$15.2K
Right-Handed
Plays
Right-Handed

Harri Heliovaara
FIN
l
l
l
w
l
l
l
l
w
l
0
Win
2
Played
2
Win
35
Age
36
6'2" (188 cm)
Height
6'2" (188 cm)
Ret.
C. Rank
Ret.
148
Best Rank
194
0
Total Titles
0
0
YTD Titles
0
$208.9K
Career Money
$15.2K
Right-Handed
Plays
Right-Handed
Head-to-head: Zhang 0 - 2 Heliovaara
They have played 4 sets in total, with Ze Zhang winning 1 and Harri Heliovaara winning 3. The last match between Harri Heliovaara and Ze Zhang was at the Pingguo Challenger, 21-03-2011, Round: R1, Surface: Hard, with Harri Heliovaara getting the victory 7-5 6-6 ret..
| Players | Head To Head Match Wins |
|---|---|
| Zhang | 0 |
| Heliovaara | 2 |
Last 2 H2H Matches:
(R1) Pingguo Challenger(03-21-11)
Harri Heliovaara
7
6
Ze Zhang
5
6
(SF) China F5(05-31-10)
Harri Heliovaara
4
6
6
Ze Zhang
6
4
3
Z. Zhang vs H. Heliovaara H2H Profile
| Stats | ||
|---|---|---|
| $208,945 | Career Prize Money | $15,195 |
| 58.24% (371-266) | Career Total W/L | 56.88% (215-163) |
| 0 | Hard | 2 |
| 10 | Titles | 8 |
| 0 | Total H2H Matches | 2 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
Z. Zhang vs H. Heliovaara Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Ze Zhang has won 0% of points on their second serve, while Harri Heliovaara has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Ze Zhang, in recent form, has won 0% of their opponent's second serve points, while Harri Heliovaara 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: Ze Zhang has saved 0% of breakpoints in recent form, whereas Harri Heliovaara has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Ze Zhang has won 0% of matches played (W/L 0/0), with Harri Heliovaara winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
- Best surface: Ze Zhang has their best career surface win % on I.hard, winning 70% (W/L 35/15), and worse career win % on Grass, winning 50% (W/L 14/14). Harri Heliovaara has their best career surface win % on I.hard, winning 70% (W/L 45/30), and worse career win % on Clay, winning 49% (W/L 47/49).
- Player level: In the last year, Ze Zhang has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Harri Heliovaara 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 2 times before with Ze Zhang winning 0 times and Harri Heliovaara being victorious 1 times. They have played 4 sets in total, with Ze Zhang winning 1 and Harri Heliovaara winning 3.
- The last match between Ze Zhang and Harri Heliovaara was at the Pingguo Challenger, 21-03-2011, Round: R1, Surface: Hard, with Harri Heliovaara getting the victory 7-5 6-6 ret..
- Head to head match duration: In past head to head matches, the average match time between these players has been 0:0:0.
- Opponent quality stats: Over the last 12 months, Ze Zhang has played against opponents with an average rank of 0 while Harri Heliovaara 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, Ze Zhang has won 0% of deciding sets over the last 12 months, while Harri Heliovaara has won 0% in all matches played on tour.
- Break point conversion: In recent form, Ze Zhang has converted 0% of breakpoint opportunities, and Harri Heliovaara 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.
Ze Zhang vs Harri Heliovaara Editorial Preview By TennisTipster88.
Z. Zhang vs H. Heliovaara H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 0 | H2H Matches Won | 1 |
| 1 | Sets Won | 3 |
| 24 | Games Won | 29 |
| 0:0:0 | Average Match Time | 0:0:0 |
| 0% (0/1) | Best‑of‑3 Win % | 100% (1/1) |
| 0% (0/1) | Deciding Set Win % | 100% (1/1) |
| 0% (0/1) | 1st Set Won, Won Match | 100% (1/1) |
| 100% (1/1) | 1st Set Won, Lost Match | 0% (0/1) |
| 0% (0/1) | 1st Set Lost, Won Match | 100% (1/1) |
Recent Performance Stats
2nd Serve Win %: Zhang 0%, Heliovaara 0%.
Opp 2nd Serve Pts Won: Zhang 0%, Heliovaara 0%.
Break Points Saved %: Zhang 0%, Heliovaara 0%.
Z. Zhang Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
QF | L | 6-4 7-6(2) | ||
R2 | W | 6-0 3-6 6-3 | ||
R1 | W | 6-1 6-4 | ||
R1 | L | 7-5 ret. | ||
R2 | L | 6-3 6-2 | ||
H. Heliovaara Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
Q3 | L | 6-4 3-6 6-4 | ||
Q1 | W | 7-6(5) 7-6(11) | ||
Q1 | L | 6-4 6-2 | ||
Q1 | L | 6-2 6-2 | ||
Q1 | L | 6-2 6-4 | ||

Z. Zhang vs H. Heliovaara Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 58.24% (371/266) | YTD Win/Loss | 56.88% (215/163) |
| 56.93% (846/640) | Sets Win/Loss | 55.30% (480/388) |
| 52.82% (7393/6604) | Games Win/Loss | 52.04% (4217/3886) |
| 59.17% (284/196) | Hard Win/Loss | 58.85% (113/79) |
| 50.72% (35/34) | Clay Win/Loss | 48.96% (47/49) |
| 63.33% (38/22) | Indoor Hard W/L | 61.36% (54/34) |
| 50.00% (14/14) | Grass Win/Loss | 50.00% (1/1) |
| 0.26 | Aces Per Game | 0.18 |
| 1741 | Aces Total | 703 |
| 0.19 | Double Faults Per Game | 0.09 |
| 1312 | Total Double Faults | 356 |
| 1st Match | Average Match Time | 1st Match |
| 608.11 | Average Opponent Rank | 618.57 |
| 64% (16593/25846) | 1st Serve % | 61% (6744/11028) |
| 69% (11476/16593) | 1st Serve Win % | 68% (4580/6744) |
| 48% (4474/9253) | 2nd Serve Win % | 51% (2203/4284) |
| 44% (1130/2563) | Break Points Won % (Total) | 43% (474/1091) |
| 40% (10369/26037) | Return Points Win % | 40% (4412/11033) |
| 41.94% (13/18) | Slam W/L | 20.00% (1/4) |
| 0.00% (0/11) | Masters W/L | 0% (0/0) |
| 42.86% (12/16) | Cups W/L | 45.00% (9/11) |
| 42.42% (14/19) | Main Tour W/L | 35.71% (5/9) |
| 56.69% (178/136) | Challenger W/L | 42.31% (55/75) |
| 70.00% (154/66) | Futures W/L | 69.38% (145/64) |
| 59% (353/597) | Best of 3 Sets Win % | 58% (206/358) |
| 32% (8/25) | Best of 5 Sets Win % | 50% (5/10) |
| 46% (85/186) | Tiebreaks Win % (Total) | 56% (56/100) |
| 49% (90/185) | Deciding Set Win % | 58% (63/109) |
| 87% (366/319) | 1st Set Won, Won Match | 89% (200/178) |
| 13% (366/47) | 1st Set Won, Lost Match | 11% (200/21) |
| 18% (271/50) | 1st Set Lost, Won Match | 20% (177/36) |
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