PARIS: On-form American Bernarda Pera ousted world number two Anett Kontaveit in straight sets to win the WTA Hamburg clay court tournament on Saturday.

Pera, ranked 81st, won 6-2, 6-4 in 1hr 14 min against the top seed from Estonia to seal the second title of her career after Budapest a week ago.

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The 27-year-old has now won 12 straight matches at all levels, stretching back to Budapest qualifying, and 24 consecutive sets.

For Kontaveit it was a second final lost this year after Doha, having won the Saint Petersburg title in February.