Both the Adidas Boston 12 and Saucony Endorphin Speed 4 are highly regarded, versatile speed trainers suitable for various paces and distances. The Endorphin Speed 4 is praised for its bouncy, responsive ride and improved fit, making it a great all-around choice for many runners. The Boston 12 is often cited for its durability and firm, efficient ride, serving well as a workhorse for training. Both are legitimate, high-quality products available at reputable athletic retailers.




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Por qué cambiar: Better durability and slightly more versatile as a dedicated speed trainer.
Better for those needing more cushioning or a different feel than the Endorphin Speed 4.
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Saucony Endorphin Speed 4 vs adidas Adizero Boston 12: Which Running Shoe Is Better? - RTINGS.comSaucony Endorphin Speed 4 — Tested Running Shoe ReviewCut in half: Saucony Endorphin Speed 4 Review | RunRepeatAdidas Adizero Boston 12: Complete Review & Comparison Guide | Training Plan BlogSaucony Endorphin Speed 4 Review | Tested & RatedSaucony Endorphin Speed 4 Review (2026): Should You Get It?Saucony Men's Endorphin Speed 4 Running Shoes | Dick's Sporting GoodsSaucony Endorphin Speed 4Informes de compradores
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