Lasse Poertner vs Niklas Guttau — M15 Uslar Round of 16

M15 Uslar · ITF · Round of 16
GER
Lasse Poertner
#1467ATP
20 yrs · 196 cm · Right-handed
Last 10 · pre-match
WLWLWLWLWL
1 — 0
Sets
Retired
Thursday, 16 July 2026 ·
clay
GER
Niklas Guttau
#1290ATP
26 yrs · 178 cm · Left-handed
Last 10 · pre-match
WLWLWWLWLL
Poertner L.
6-4 3-1
Guttau N.
Poertner L.
631
Guttau N.
410

Lasse Poertner advanced to the quarterfinals of the M15 Uslar tournament, defeating Niklas Guttau in the Round of 16. Guttau retired during the match, trailing 6-4, 3-1. Poertner won 95% of his first-serve points and converted 33% of his break points, while Guttau converted all of his break points.

Head to head

No previous meetings on record.

Statistics

This season
Poertner L.Guttau N.
1st serve in·
61%
—
1st serve points won·
65%
—
2nd serve points won·
46%
—
Service points won·
57%
—
Return points won·
37%
—
Break points saved·
57%
—
Aces / match·
1.0
—
Double faults / match·
3.5
—

Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.

Umpiry Score

Pre-match
Poertner L.
4.6
Heavy underdogUmpiry ScorePartial · surface data limited
  • Back-to-back day (−0.5)
Guttau N.
3.8
Heavy underdogUmpiry ScorePartial · surface data limited
  • Back-to-back day (−0.5)
Form & Matchup
5.0No prior meetings
H2H
5.0No prior meetings
4.84 of last 8 on clay
Surface form
1.01 of last 9 on clay
0.0
Win streak
Context
5.0Didn't play here last year
Defending pts
5.0Didn't play here last year

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Conditions

Weather
27°CPartly cloudy
Wind 8 km/hHumidity 35%

Draw