Caissa Codex
C25

Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit

Chess diagram: Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit after 6. Ng5

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Statistics from Lichess

29,345 games: White 55.1% / Draw 3.4% / Black 41.5%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
17,02217K
Alapin Variation 3,9733,973
3,2383,238
2,2682,268
730730
564564
411411
330330

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 30, 2026

Engine evaluation

−1.43 Black is better

Best play: 6... h6 7. Nxf7 Kxf7 8. d4 f3 9. gxf3 d5 10. fxg4 Be7 11. g5

Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.

Overview

Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit (ECO C25, Open Games) is a gambit in the Vienna Gambit, with Max Lange Defense: Knight Variation, reached after 1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. h4 g4 6. Ng5 (6 moves).

In 29,345 rated Lichess games between players rated 1600 to 2500, White won 55.1%, Black 41.5% and 3.4% were drawn. Black's most played move here is 6…h6, in 58% of those games.

It continues into one named variation, Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit, Alapin Variation.

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How to play against the Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit

The most played answer, 6…h6, also scores best for Black: 45.3%, with Black winning 43.7% and White 53.1% of 17K games. Of the main answers, 6…f6 scores lowest: 32.2%. Stockfish's first choice is also 6…h6.

Main answers: those played in at least 5% of these games. Score: Black's wins plus half the draws, in rated Lichess games between players rated 1600 to 2500. How to play against other popular openings

Variations (1)

Other lines from the same position

Instead of 4…g5 5. h4 g4 6. Ng5, the position after Vienna Gambit, with Max Lange Defense: Knight Variation also goes on to:

Cite this page

Caissa Codex. “Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit (C25)”. Lichess data as of 30 Oct 2026. https://chesscodex.org/openings/vienna-gambit-with-max-lange-defense-hamppe-allgaier-gambit

https://chesscodex.org/openings/vienna-gambit-with-max-lange-defense-hamppe-allgaier-gambit