opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange
Descrição
To me it seems that both moves transpose into each other in almost all lines, so why is e3 so much more popular? Some statistics from the lichess masters database:
e3: 3,289 games (72.5%)
Nf3: 877
![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://www.thechessdrum.net/blog/wp-content/uploads/2022/06/Hikaru_Nakamuragrandprix2022.jpg)
2022 Candidates Tournament (Madrid, Spain) - The Chess Drum
![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://store.chessclub.com/media/catalog/product/cache/1/small_image/300x/17f82f742ffe127f42dca9de82fb58b1/s/v/sveshnikov-petrov_2.jpg)
Videos - Internet Chess Club
![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://3.bp.blogspot.com/-jmldaxSlVy0/W50fVYIutjI/AAAAAAAABl4/HhRmKrnny90okpoYuZUrzsRD0_tLloSPwCLcBGAs/s1600/NM%2Bpic.jpg)
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Queen's Gambit Accepted: 1.d4 d5 2.c4 dxc4 3.e3 Nf6 4.Bxc4 a6 5.Nf3 e6
![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://getmega.ghost.io/content/images/2022/02/board--13--1.jpg)
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![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://www.dummies.com/wp-content/uploads/chess-openings.png)
How the Queen's Gambit Is Played as a Chess Opening - dummies
![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://cdn-djllb.nitrocdn.com/XTkBYGybIfbBrLGzlTFLyORfnLjixqlo/assets/images/optimized/rev-75b8fa7/www.chessable.com/blog/wp-content/uploads/2022/06/the-move-7-bb3-is-a-prophylactic-move-to-avoid-the.png)
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![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://images.chesscomfiles.com/uploads/v1/images_users/tiny_mce/PedroPinhata/phpcV3HM0.png)
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![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://cdn.coverstand.com/40761/759441/article_assets/265-824460631-630ca9786bb6b.jpg)
The 2022 Las Vegas Chess Festival
![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://www.modern-chess.com/admin/img/2018-05/img_3659950053_cc43a74691.png)
Play Queen's Gambit Declined against 1.d4 Nf6 2.c4 e6 3.Nf3
The Vienna variation of the Queen’s Gambit Declined is a complex and fascinating system arising after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Bg5 dxc 4.
![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](https://forwardchess.com/storage/products/queens-gambit-declined-vienna-1684150606.jpeg)
Queen's Gambit Declined: Vienna
![opening - In the Queen's Gambit Declined, why is 5.e3 so much more popular than 5.Nf3 after 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7? - Chess Stack Exchange](http://www.ukchessblogger.com/wp-content/uploads/2012/11/stauntonchess.png)
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