Yannick HanfmannvsAdolfo Daniel Vallejo

June 21, 2026 11:30 AM ETG Grass

Model Prediction

Archetype Matchup

Playing styles and historical archetype record

Hanfmann

🤖 Servebot

High ace rateDominant serviceWeaker returnBig first serve

Vallejo

🪃 Counterpuncher

Elite BP conversionStrong return gameDefensive consistencyRally tolerance

Matchup analysis

The 🤖 Servebot archetype wins about 57% vs 🪃 Counterpuncher across 4,598 matches in our dataset. That is a small stylistic lean for Yannick Hanfmann here.

Servebot players often use high ace rate and dominant service to pressure the counterpuncher's elite bp conversion. On Grass, that can swing with conditions.

Player ROI

Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days

Metric	Hanfmann	Vallejo
W-L	7–7	9–5
Avg odds	2.09	1.92
ROI %	-10.4%	+5.6%
Units P/L	-1.46u	+0.79u

Head-to-Head

First career meeting

Hanfmann and Vallejo have never faced each other on tour.

Full head-to-head & rivalry stats

Common Opponents

Results vs. opponents both players faced · Last 12 months

Hanfmann has a higher win rate against shared opponents (100% vs Vallejo's 75%).

Opponent	Hanfmann	Vallejo
Zachary Svajda	W 75 46 64 76	W 61 64
Tristan Boyer	W 67 76 64	W 62 62
Joao Lucas Reis Da Silva	W 76 64	W 36 63 61
Lukas Neumayer	W 75 62	L 26 63 46

Mechanics

Serve and return comparison · Last 90 days

Stat	Hanfmann	Vallejo
Serve
1st Serve In %	61.6%	64.4%
1st Serve Pts Won %	74.7%	67.1%
2nd Serve Pts Won %	51.6%	51.4%
Aces / Match	9.1	2.6
Double Faults / Match	2.4	2.5
Break Points Saved %	71.3%	53.5%
Return
1st Return Pts Won %	20.5%	33.5%
2nd Return Pts Won %	41.5%	53.8%
BP Converted %	31.5%	47.3%
Rally
Winners / Match	26.5	24.5
Unforced Errors / Match	28.4	25.3
Net Pts Won %	69.2%	72.2%
Total Pts Won %	47%	51.6%
Surface (Grass)
Grass Win %	50%	0%