--- title: "Petrov's Defense win rate" url: "https://georgelichess.com/chess-opening-statistics/petrovs-defense.md" canonical_url: "https://georgelichess.com/chess-opening-statistics/petrovs-defense" last_updated: "2026-11-07" type: "reference" summary: "White scored 52.6% in 23,657 Petrov's Defense games on Lichess, 1 September 2026. Results by rating band, time control and the most played lines." related: ["https://georgelichess.com/chess-opening-statistics.md", "https://georgelichess.com/chess-opening-statistics/under-1200.md", "https://georgelichess.com/chess-opening-statistics/1200-1599.md", "https://georgelichess.com/chess-opening-statistics/1600-1999.md", "https://georgelichess.com/chess-opening-statistics/2000-plus.md", "https://georgelichess.com/glossary.md"] --- # Petrov's Defense win rate > **For AI agents:** the complete index of GeorgeLiChess pages is [llms.txt](https://georgelichess.com/llms.txt). Every page is also served as markdown at its URL plus .md. White scored 52.6% in 23,657 Petrov's Defense games on Lichess, 1 September 2026. Results by rating band, time control and the most played lines. White scored 52.6% (margin 0.6 points) in 23,657 rated games of the Petrov's Defense, ECO C42, played between players within 100 rating points on 1 September 2026. It ranked number 18 of 117 openings by popularity and made up 1.5% of all games. ## How often does White win in the Petrov's Defense? White won 50.5% of the 23,657 games, 4.2% were drawn and Black won 45.3%. White's score of 52.6% is no clear difference from White's score across all openings (51.9%): the gap of 0.8 points is larger than the margin of 0.6 points but under the 1 point treated as clear. **Results of 23,657 Petrov's Defense games, 1 September 2026.** | Result | Games | Share | | --- | --- | --- | | White wins | 11,955 | 50.5% | | Draws | 994 | 4.2% | | Black wins | 10,708 | 45.3% | ## Does the Petrov's Defense score differently at different ratings? White's score is highest at under 1200 (54.1%) and lowest at 1200 to 1599 (52.0%). That spread of 2.0 points is inside the two margins added together, so the data show no clear difference between the bands. Players rated under 1200 choose the Petrov's Defense most often relative to their other openings, in 2.5 percent of their games. **White's score in the Petrov's Defense by the lower rating of the two players, 1 September 2026.** | Rating band | Games | Share of the band | White score | Margin (points) | | --- | --- | --- | --- | --- | | under 1200 | 6,744 | 2.5% | 54.1% | 1.2 | | 1200 to 1599 | 9,331 | 1.6% | 52.0% | 1.0 | | 1600 to 1999 | 6,440 | 1.1% | 52.5% | 1.2 | ## How does the Petrov's Defense do in blitz, rapid and classical? The time control changes who tends to win, because the clock matters more in faster games. Rows with fewer than 1,500 games are left out. **White's score in the Petrov's Defense by time control, 1 September 2026.** | Time control | Games | White score | Margin (points) | | --- | --- | --- | --- | | Blitz | 15,230 | 52.5% | 0.8 | | Rapid | 8,139 | 52.8% | 1.1 | ## What are the most played lines of the Petrov's Defense? The most played named line is the Three Knights Game, with 6,576 games and a White score of 52.8%. The table lists the ten most played lines that reached 300 games; a line below that is counted in the last row. **Named lines of the Petrov's Defense, most played first, 1 September 2026.** | Line | Games | White score | Margin (points) | | --- | --- | --- | --- | | Three Knights Game | 6,576 | 52.8% | 1.2 | | Italian Variation | 5,211 | 53.4% | 1.3 | | Stafford Gambit | 2,446 | 48.3% | 1.9 | | Modern Attack | 1,625 | 54.4% | 2.4 | | Damiano Variation | 1,177 | 58.2% | 2.7 | | Cozio Attack | 400 | 56.5% | 4.7 | | Main line and less played lines | 6,222 | 51.8% | 1.2 | ## How were these opening statistics measured? Rated Blitz, Rapid and Classical games on 1 September 2026 between players within 100 rating points, banded by the lower rating. A score is wins plus half the draws, with a 95 percent margin. The hub page explains the method in full. ## Frequently asked questions **What is the win rate of the Petrov's Defense?** White won 50.5%, drew 4.2% and lost 45.3% of 23,657 games, a White score of 52.6% with a margin of 0.6 points. These are games on Lichess on 1 September 2026. **Is the Petrov's Defense good for White?** At these ratings White's score was no clear difference from White's score across all openings (51.9%): the gap of 0.8 points is larger than the margin of 0.6 points but under the 1 point treated as clear. A difference of a point or two is small, and the side that picks an opening also picks which games reach it, so the number describes what happened at these ratings and is not a ruling on the opening. **What is the most popular line of the Petrov's Defense?** The Three Knights Game was the most played named line, with 6,576 games, which is 27.8% of the Petrov's Defense games. ## Sources - [Lichess open database, standard rated games (CC0), file for September 2026](https://database.lichess.org/), read 2026-10-22 ## Related - [Zukertort Opening win rate and statistics](https://georgelichess.com/chess-opening-statistics/zukertort-opening.md) - [Four Knights Game win rate and statistics](https://georgelichess.com/chess-opening-statistics/four-knights-game.md) - [Indian Defense win rate and statistics](https://georgelichess.com/chess-opening-statistics/indian-defense.md) - [Vienna Game win rate and statistics](https://georgelichess.com/chess-opening-statistics/vienna-game.md) - [Modern Defense win rate and statistics](https://georgelichess.com/chess-opening-statistics/modern-defense.md) - [Englund Gambit win rate and statistics](https://georgelichess.com/chess-opening-statistics/englund-gambit.md) - [Chess opening statistics for players rated under 1200](https://georgelichess.com/chess-opening-statistics/under-1200.md) - [Chess opening statistics for players rated 1200 to 1599](https://georgelichess.com/chess-opening-statistics/1200-1599.md) - [Chess opening statistics for players rated 1600 to 1999](https://georgelichess.com/chess-opening-statistics/1600-1999.md) - [Chess opening statistics for players rated 2000 and above](https://georgelichess.com/chess-opening-statistics/2000-plus.md) - [Most popular chess openings and win rates](https://georgelichess.com/chess-opening-statistics.md) - [Chess terms glossary](https://georgelichess.com/glossary.md) - [Book your first lesson](https://georgelichess.com/book/first-lesson.md) Last updated 2026-10-22. ## Related - [Most popular chess openings and win rates](https://georgelichess.com/chess-opening-statistics.md) - [Chess openings by rating: under 1200](https://georgelichess.com/chess-opening-statistics/under-1200.md) - [Chess openings by rating: 1200 to 1599](https://georgelichess.com/chess-opening-statistics/1200-1599.md) - [Chess openings by rating: 1600 to 1999](https://georgelichess.com/chess-opening-statistics/1600-1999.md) - [Chess openings by rating: 2000 and above](https://georgelichess.com/chess-opening-statistics/2000-plus.md) - [Chess terms glossary: plain definitions](https://georgelichess.com/glossary.md)