SwitzerlandATP GstaadFinished

Predictions graded

Jerome Kym #196Switzerland2Dylan Dietrich #694Switzerland1

Sets 7-6 · 2-6 · 7-6Tue 14 Jul 2026, 11:11 Predictions gradedFirst RoundClay

Predictions5–363%

Edges4–357%

Player Profiles

Ranking advantageJerome Kym · 498 places

Jerome Kym

Switzerland

Former junior world No. 5. Career-high ATP singles ranking No. 123 came in May 2025, and he enters this match from No. 196 in the provided structured data. ATP bio lists hard and grass as his favourite surfaces.

Current ranking: #196
Peak ranking: #123 · 2025
Current age: 23
Preferred surface: Hard/Grass
Hand: Right handed
Height: 198 cm

Dylan Dietrich

Switzerland

ATP bio lists clay as his favourite surface. Public profile data beyond the provided structured reference is limited. He reached the Gstaad main draw by beating Otto Virtanen and Thiago Monteiro in qualifying.

Current ranking: #694
Peak ranking: —
Current age: —
Preferred surface: Clay
Hand: Right handed
Height: 193 cm

Quick Take

Pre-match view

Context last updated 13 Jul 2026, 06:44 · Europe/Bucharest

Jerome Kym’s superior serve and return stats, combined with a dominant clay H2H win, make him a strong favorite against qualifier Dylan Dietrich.

Back Kym to win and cover -3.5 games, with value also on over 21.5 total games and over 9.5 in set one.

Context

Kym was scheduled for doubles not before 17:30 on 13 July 2026, the day before his singles opener.
- The quick turnaround from doubles to singles may lead to fatigue, especially in a best-of-three clay match.
- No injury concerns are reported, but the physical toll of doubles could impact his movement or serve consistency.
Dietrich beat Otto Virtanen 6-4, 7-6 and Thiago Monteiro 3-6, 6-3, 6-4 in qualifying on 12-13 July.
- The Monteiro match lasted three sets and 28 games, adding significant workload before the main draw.
- Kym, as a wildcard, did not play qualifying and has had more rest since his last match on 11 July.

BetBugs edges

Compare BetBugs' chances with the market's.

BetBugs probabilities

How likely BetBugs thought each outcome was.

Result1 of 1 landed

Signal quality High · Uncertainty band Strong lean · Market price 1.60
The read
Kym's superior serve/return stats, higher ranking, and dominant H2H break-point performance on clay give him a clear edge in this Bo3 match.
- Kym career clay win% 64.6% (93-51) vs Dietrich 60% (36-24); Kym 2026 clay 5-4 vs Dietrich 15-3 but mostly lower-level ITF/Challenger
- Kym serve/return edge: 74.5% 1st-serve won, 50.3% 2nd-serve won, 41.4% break conversion vs Dietrich 67.5%, 48.7%, 42%
- Kym ranking #196 vs Dietrich #694; Kym last 5 matches 3-2 with wins over #143, #182, #283, #284; Dietrich last 5 3-2 with wins over #140, #292, #372, #452
- H2H: Kym won 6-1 3-6 6-0 on clay in 2023, winning 75% break points vs Dietrich 22%
BetBugs · Match WinnerwonJerome KymEstimated chance78%

Games2 of 4 landed

Signal quality Medium · Uncertainty band Strong lean · Market price 1.65
The read
Both players have shown competitive recent matches with high total games, and their deciding-set resilience points to a match likely exceeding 21.5 games.
- Kym last 5 Bo3 matches: avg total games 22.6 (21, 25, 25, 22, 20); Dietrich last 5 Bo3: avg 22.4 (28, 23, 30, 15, 20)
- Both players have 55%+ deciding-set win rates, indicating competitive matches
- Dietrich's three-set qualifier vs Monteiro (28 games) and Kym's recent three-setters vs Kasnikowski (25) and Faurel (22)
BetBugs · Total GameswonOver 21.5Estimated chance65%
Signal quality Medium · Uncertainty band Strong lean · Market price 1.90
The read
Recent set1 game totals and clay-court dynamics indicate the first set will likely exceed 9.5 games.
- Kym last 5 set1 games: 13, 10, 13, 6, 10 (avg 10.4); Dietrich last 5: 9, 10, 13, 7, 8 (avg 9.4)
- Both players have strong first-set win rates, suggesting competitive opening sets
- Clay surface tends to produce longer sets due to fewer aces and longer rallies
BetBugs · Set 1 Total GameswonOver 9.5Estimated chance65%
Signal quality Medium · Uncertainty band Lean · Market price 2.20
The read
Kym's superior serve and historical dominance in the H2H suggest he can cover a -3.5 game handicap.
- Kym average games won per match last 15: 13.1; Dietrich: 12.3, but Kym faced stronger opponents
- Kym's return points won 40% vs Dietrich 41%, but Kym's serve edge creates larger game margins
- H2H: Kym won 15 games to Dietrich's 7, a +8 game differential
BetBugs · Game HandicaplostJerome Kym -3.5Estimated chance60%
Signal quality Medium · Uncertainty band Lean · Market price 1.90
The read
Set2 game totals in recent matches and the potential for a response from the first-set loser support over 9.5 games.
- Kym last 5 set2 games: 9, 6, 12, 8, 10 (avg 9.0); Dietrich last 5: 10, 13, 8, 7, 9 (avg 9.4)
- Second sets often remain competitive even if first set is won comfortably
- Both players have comeback ability, with Kym 25% career comeback rate and Dietrich 15%
BetBugs · Set 2 Total GameslostOver 9.5Estimated chance60%

Sets1 of 2 landed

Signal quality Medium · Uncertainty band Strong lean · Market price 1.60
The read
Kym's high first-set win rate and recent strong starts against better opponents suggest he will take the opening set.
- Kym first-set win conversion 87% career; Dietrich 91% but against weaker competition
- Kym last 5 matches: won 1st set in 3 of 5, including vs #143 Holmgren and #283 Gueymard Wayenburg
- Dietrich last 5: won 1st set in 3 of 5, but vs lower-ranked opponents; lost 1st set 1-6 to Rehberg (#510)
BetBugs · Set 1 WinnerwonJerome KymEstimated chance72%
Signal quality Medium · Uncertainty band Slight lean · Market price 2.30
The read
Kym's serve advantage and Dietrich's weaker hold stats on clay increase the likelihood of a straight-set win for the higher-ranked Swiss.
- Kym straight-set win rate in last 15: 7 of 15 (47%); Dietrich straight-set win rate: 8 of 15 (53%) but vs weaker opponents
- Kym's serve dominance (74.5% 1st-serve won) and break-point conversion (41.4%) can close sets efficiently
- Dietrich's lower 1st-serve win% (67.5%) and break-point save rate (57.4%) make him vulnerable to quick sets
BetBugs · Set BettinglostJerome Kym 2-0Estimated chance55%

Match stats1 of 1 landed

Signal quality Medium · Uncertainty band Lean · Not priced
The read
With both players holding serve effectively on clay and similar tiebreak frequencies, at least one tiebreak is probable.
- Kym tiebreak win% 57% career; Dietrich 57% career
- Kym last 15: 5 tiebreaks in 15 matches (33%); Dietrich last 15: 4 tiebreaks in 15 matches (27%)
- Both players have strong serve games on clay, increasing tiebreak likelihood
BetBugs · Tiebreak in MatchwonYesEstimated chance60%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Kym's high ace rate and Dietrich's moderate ace output combine to push total aces over 7.5 in a likely two-set match.
- Kym ace rate 10.6% (career 1903 aces in 260 matches); Dietrich 5.5% (263 aces in 80 matches)
- Kym last 5 matches: aces data unavailable, but high ace rate suggests 4-6 aces per match; Dietrich likely 2-3
- Clay reduces ace counts, but Kym's 198cm height and 1st-serve potency can still produce aces
BetBugs · Total AcesOver 7.5Estimated chance55%
Signal quality Low · Uncertainty band Slight lean · Not priced
The read
Combined double fault rates suggest a total above 5.5 is likely, especially if the match extends to three sets.
- Kym double fault rate 3.8% (680 in 260 matches); Dietrich 4.6% (218 in 80 matches)
- Both players have moderate double fault rates, averaging 2-3 per match each
- Clay surface and potential pressure points could increase double faults
BetBugs · Total Double FaultsOver 5.5Estimated chance55%

Head-to-Head

1-0 (1 meetings)

W6-1 3-6 6-0Jerome Kym#186vDylan Dietrich#618Jul 6, 2023

1 total meetings

Jerome Kym

8W 7L

7-6(5) 6-3#120Zsombor Piros

4-6 6-0 6-3#252Maks Kasnikowski

7-6(1) 7-5#269Sascha Gueymard Wayenburg

6-0 2-6 6-2#319Thomas Faurel

4-6 7-6(2) 3-6 7-6(6) 6-4#96Roman Safiullin

6-4 6-3#192August Holmgren

4-6 7-5 6-1#176Gonzalo Bueno

3-6 7-6(5) 6-4#119Titouan Droguet

0-6 7-6(7) 6-4#460Thanasi Kokkinakis

6-1 7-6(3)#401Samuele Pieri

6-2 6-3#212Tom Gentzsch

6-7(6) 3-3 ret.#175Marco Cecchinato

6-4 6-2#743Michiel De Krom

6-7(3) 6-4 6-4#401Samuele Pieri

6-3 7-6(4)#37Alexander Blockx

Dylan Dietrich

12W 3L

3-6 6-3 6-4#290Thiago Moura Monteiro

6-4 7-6(4)#126Otto Virtanen

7-6(7) 2-6 6-3#217Nikolas Sanchez-Izquierdo

6-1 6-2#409Max Hans Rehberg

6-2 7-5#314Marvin Moeller

6-0 2-1 ret.—Fadi Bidan

6-3 6-4#444Robert Strombachs

6-4 6-2#868Adan Freire Da Silva

7-6(1) 7-6(4)#291Sandro Kopp

6-4 4-6 6-1#615Kai Wehnelt

6-1 0-6 6-3—Adrien Burdet

6-3 6-1#723Louis Wessels

7-6(2) 4-6 6-2#272Inaki Montes-De La Torre

4-6 6-2 6-2—Jan Kupcic

7-6(6) 6-1#715Yanaki Milev

Jerome Kym

Dylan Dietrich

Quick Take

Context

BetBugs edges

Jerome Kym

Jerome Kym

Over 9.5

Over 21.5

Jerome Kym -3.5

Over 9.5

Jerome Kym 2-0

Result1 of 1 landed

Games2 of 4 landed

Sets1 of 2 landed

Match stats1 of 1 landed

Head-to-Head

Jerome Kym

Dylan Dietrich