Stefan Seifert vs Adam Heinonen Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
S. Seifert vs A. Heinonen

Stefan Seifert

GER

0

Win

Played

1

Win

Age

Height

847

C. Rank

786

228

Best Rank

735

Total Titles

YTD Titles

$10.2K

Career Money

Plays

Adam Heinonen

SWE

0

Win

Played

1

Win

Age

Height

847

C. Rank

786

228

Best Rank

735

Total Titles

YTD Titles

$10.2K

Career Money

Plays

Head-to-head: Seifert 0 - 1 Heinonen

They have played 2 sets in total, with Stefan Seifert winning 0 and Adam Heinonen winning 2. The last match between Adam Heinonen and Stefan Seifert was at the M25 Nussloch, 22-01-2025, Round: R1, Surface: Carpet, with Adam Heinonen getting the victory 7-6(7) 6-4.

Players	Head To Head Match Wins
Seifert	0
Heinonen	1

Last 1 H2H Matches:

(R1) M25 Nussloch(01-22-25)

Stats

Adam Heinonen

Stefan Seifert

S. Seifert vs A. Heinonen H2H Profile

S. Seifert	Stats	A. Heinonen
$10,248	Career Prize Money	$0
63.60% (283-162)	Career Total W/L	59.01% (95-66)
0	Indoor	1
12	Titles	0
0	Total H2H Matches	1
0% (0-0)	YTD Win/Loss	0% (0-0)

S. Seifert vs A. Heinonen Match Preview:

Second serve performance recent form: In recent form (last 6 months), Stefan Seifert has won 42.78% of points on their second serve, while Adam Heinonen has won 41.73%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Stefan Seifert, in recent form, has won 46.96% of their opponent's second serve points, while Adam Heinonen has won 57.74%. The same stats for first serve returns are 24.95% and 32.03% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Stefan Seifert has saved 52.63% of breakpoints in recent form, whereas Adam Heinonen has saved 46.67% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Stefan Seifert has won 68.18% of matches played (W/L 15/7), with Adam Heinonen winning 44.44% (W/L 8/10) that gives us an overall head-to head prediction overview.
Best surface: Stefan Seifert has their best career surface win % on Hard, winning 72% (W/L 93/37), and worse career win % on Grass, winning 0% (W/L 0/4). Adam Heinonen has their best career surface win % on Hard, winning 72% (W/L 34/14), and worse career win % on I.hard, winning 38% (W/L 5/8).
Player level: In the last year, Stefan Seifert has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 68.18% of matches (W/L 15/7), where as Adam Heinonen has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 57.14% of matches (W/L 8/6). 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 Stefan Seifert winning 0 times and Adam Heinonen being victorious 1 times. They have played 2 sets in total, with Stefan Seifert winning 0 and Adam Heinonen winning 2.
The last match between Stefan Seifert and Adam Heinonen was at the M25 Nussloch, 22-01-2025, Round: R1, Surface: Carpet, with Adam Heinonen getting the victory 7-6(7) 6-4.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:23:37.
Opponent quality stats: Over the last 12 months, Stefan Seifert has played against opponents with an average rank of 323.82 while Adam Heinonen has played against players with an average rank of 497.17.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Stefan Seifert has won 83% of deciding sets over the last 12 months, while Adam Heinonen has won 29% in all matches played on tour.
Break point conversion: In recent form, Stefan Seifert has converted 32.79% of breakpoint opportunities, and Adam Heinonen has converted 35.19% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Stefan Seifert vs Adam Heinonen Editorial Preview By TennisTipster88.

S. Seifert vs A. Heinonen H2H Stats Used In Our Predictions

S. Seifert	Stats	A. Heinonen
0	H2H Matches Won	1
0	Sets Won	2
10	Games Won	13
5	Aces (Total)	8
0	Total Double Faults	1
1:23:37	Average Match Time	1:23:37
66% (41/62)	1st Serve %	69% (42/61)
68% (28/41)	1st Serve Win %	74% (31/42)
57% (12/21)	2nd Serve Win %	53% (10/19)
50% (1/2)	Break Pts Won %	20% (1/5)
33% (20/61)	Return Points Win %	35% (22/62)
0% (0/1)	Best‑of‑3 Win %	100% (1/1)
0% (0/0)	1st Set Won, Won Match	100% (1/1)
0% (0/0)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	0% (0/0)

Recent Performance Stats

S. Seifert Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M15 Sharm ElSheikh - 10-11-2025
R1 Vadym UrsuV. Ursu	L	6-3 6-4	Stats
Q3 Vladimir UzhylovskyV. Uzhylovsky	W	6-3 6-4	Stats
Q2 Aydan Gomez OsorioA. Gomez	W	6-3 6-2	Stats
M15 Rodez - 06-10-2025
SF Arthur NagelA. Nagel	L	6-2 6-2	Stats
QF Michael ZhuM. Zhu	W	6-3 7-6(5)	Stats

View All

A. Heinonen Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Porto 2 Challenger - 25-08-2025
Q1 Alex MartinezA. Martinez	L	7-6(3) 6-2	Stats
M15 Bastad - 18-08-2025
R2 Nikola SlavicN. Slavic	L	2-6 6-4 7-6(4)	Stats
R1 Dragos Nicolae CazacuD. Nicolae	W	3-6 7-6(3) 6-4	Stats
M25 Gentofte - 28-07-2025
R1 Aristotelis ThanosA. Thanos	L	6-0 2-6 6-2	Stats
M25 Varnamo - 09-06-2025
R1 Carl Emil OverbeckC. Emil	L	5-7 6-1 6-4	Stats

View All

S. Seifert vs A. Heinonen Stats Breakdown Vs All H2H Opponents

S. Seifert	Stats	A. Heinonen
63.60% (283/162)	YTD Win/Loss	59.01% (95/66)
60.86% (608/391)	Sets Win/Loss	57.64% (215/158)
54.10% (5095/4322)	Games Win/Loss	53.37% (1922/1679)
71.54% (93/37)	Hard Win/Loss	70.83% (34/14)
51.11% (46/44)	Clay Win/Loss	53.41% (47/41)
65.16% (144/77)	Indoor Hard W/L	56.00% (14/11)
0.00% (0/4)	Grass Win/Loss	0% (0/0)
0.1	Aces Per Game	0.17
460	Aces Total	303
0.09	Double Faults Per Game	0.24
420	Total Double Faults	416
1st Match	Average Match Time	1:7:45
554.04	Average Opponent Rank	334.06
61% (5686/9349)	1st Serve %	65% (4804/7435)
69% (3925/5686)	1st Serve Win %	65% (3118/4804)
49% (1793/3662)	2nd Serve Win %	45% (1180/2631)
45% (460/1012)	Break Points Won % (Total)	44% (364/827)
42% (3938/9373)	Return Points Win %	42% (3142/7418)
25.00% (1/3)	Slam W/L	0% (0/0)
0.00% (0/1)	Masters W/L	0% (0/0)
25.00% (2/6)	Main Tour W/L	0% (0/0)
48.44% (31/33)	Challenger W/L	0.00% (0/4)
67.66% (249/119)	Futures W/L	60.51% (95/62)
63% (278/438)	Best of 3 Sets Win %	58% (92/158)
0% (0/0)	Best of 5 Sets Win %	100% (1/1)
56% (77/138)	Tiebreaks Win % (Total)	45% (15/33)
59% (69/117)	Deciding Set Win %	48% (25/52)
92% (260/238)	1st Set Won, Won Match	89% (91/81)
8% (260/22)	1st Set Won, Lost Match	11% (91/10)
24% (184/44)	1st Set Lost, Won Match	20% (70/14)