Alekhine Defense: Exchange Variation (B03)

The Exchange Variation is a variation of the Alekhine Defense, catalogued as ECO B03. The line runs 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6, reaching the position shown below after 9 half-moves.

White holds the centre with pawns on d4, and two pawn captures are available, so the structure is still fluid. Development is level at zero minor pieces each, and White is up a pawn of material. It is Black to move after five moves. White has doubled pawns on the d-file.

On the Alekhine Defense generally: A provocative defense where Black invites White to advance pawns, then attacks the overextended center.

You can play through this variation move by move in your browser — Learn mode walks the line with an explanation at each step, and Drill mode replays it from memory so you find out whether you actually know it. No account is required.

Alekhine Defense: Exchange Variation — position after exd6 a8b7c6d5e4f3g2h1
Position after 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6

Move order

#WhiteBlack
1e4Nf6
2e5Nd5
3d4d6
4c4Nb6
5exd6

ECO: B03

Stockfish: +0.64 at depth 18

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Position characteristics

Related Alekhine Defense lines

Frequently asked questions

What are the moves of the Exchange Variation?

The Exchange Variation goes 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6. It is a variation of the Alekhine Defense and is catalogued as ECO B03.

What is the ECO code for the Exchange Variation?

The Exchange Variation is ECO B03. ECO codes group openings by their move order, so nearby codes cover closely related lines of the Alekhine Defense.

Is the Exchange Variation good for White?

Stockfish evaluates the position after 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 at +0.64 at depth 18, which is a small but real edge for White. Engine evaluation is only a starting point — at club level the practical value of a line is mostly about whether you know its plans better than your opponent does.

What kind of position does the Exchange Variation lead to?

White holds the centre with pawns on d4, and two pawn captures are available, so the structure is still fluid. Development is level at zero minor pieces each, and White is up a pawn of material. It is Black to move. White has doubled pawns on the d-file.