Real owners rate these about evenly: 56% of 230 Adidas Adizero Boston 12 owners recommend it, vs 55% of 309 for the Adidas Adizero Boston 13.
Verdicts aggregated from Reddit, enthusiast forums, and YouTube owner comments — affiliate reviews excluded. Sample sizes differ; judge accordingly. How we score
Real owners rate these about evenly: 56% of 230 Adidas Adizero Boston 12 owners recommend it, vs 55% of 309 for the Adidas Adizero Boston 13.
Owners point the Adidas Adizero Boston 12 at runners doing tempo, interval, and speed workouts, and those wanting a durable, high-mileage daily trainer.
Owners point the Adidas Adizero Boston 13 at runners doing tempo and faster workouts, and those wanting one versatile do-it-all trainer.
The most-cited downside of the Adidas Adizero Boston 12 is stiff, unforgiving upper. For the Adidas Adizero Boston 13, it's too firm for easy, slow long runs.