Adidas Adizero Adios vs Adidas Adizero Boston
Comparing the current Adizero Adios 9 and Adizero Boston 13. Specs are men's US 9.
Amazon links on this page pay us a commission. It never changes your price. Details
THE SHORT ANSWER
The Adizero Adios 9 is the lighter shoe by 2.8 oz in a men's US 9, and the drop is within 1 mm (7 mm on the Adizero Adios 9, 6 mm on the Adizero Boston 13), so it is the one that feels quicker without asking your stride to change. Both sit in the same role (tempo). The Adizero Adios 9 lists $20 lower.
- Adidas Adizero Adios 9Sizes running outMen's at AmazonWomen's
- Adidas Adizero Boston 13Men's at AmazonWomen's
Availability last checked Sep 10, 2026. Prices and stock change without notice.
Every spec, side by side
| Spec | Adizero Adios 9 | Adizero Boston 13 |
|---|---|---|
| FIT AND WEIGHT | ||
| Weight | 6.2 oz | 9 oz |
| Widths | D | D |
| Upper | One-way stretch mesh with a Lightlock band and Slinglaunch heel wrap | Engineered mesh with a padded tongue and Achilles collar |
| CUSHIONING GEOMETRY | ||
| Heel stack | 28 mm | 36 mm |
| Forefoot stack | 21 mm | 30 mm |
| Drop | 7 mm | 6 mm |
| MATERIALS | ||
| Midsole | Full-length Lightstrike Pro (single slab) | Lightstrike Pro (13.8% more than the 12) over Lightstrike 2.0 EVA |
| Plate | Thin nylon stiffener (Torsion rods removed) | EnergyRods 2.0 |
| VALUE | ||
| List price at launch | $140 | $160 |
Which line changes its ride more often?
Both lines rework the ride about as often: the Adizero Adios has done it 2 times in 5 versions, most recently with the Adizero Adios 9 in 2025, and the Adizero Boston has done it 2 times in 5 versions, most recently with the Adizero Boston 12 in 2023. Neither is the safer long-term rebuy on this record.
Buy the Adizero Adios 9
Sizes running outDiscontinued at retail. Amazon carries what remains, so treat an in-stock size as a closing window, and expect prices to swing.
Availability last checked Sep 10, 2026.
Buy the Adizero Boston 13
Stocked at AmazonAvailability last checked Aug 11, 2026.
Chasing a specific older version rather than choosing between the current two? The Adidas Adizero Adios lineage and the Adidas Adizero Boston lineage track every version and what changed in each update.
Questions runners ask
- Is the Adidas Adizero Adios or the Adidas Adizero Boston lighter?
- The Adizero Adios 9, by 2.8 oz in a men's US 9 (6.2 oz against 9 oz).
- Can I switch from the Adidas Adizero Adios to the Adidas Adizero Boston?
- Yes, but ease into it. The drop moves 1 mm (7 mm on the Adizero Adios 9, 6 mm on the Adizero Boston 13), which changes where your foot loads at landing. Give it two weeks of easy running before a hard session.
- Which is more cushioned, the Adidas Adizero Adios or the Adidas Adizero Boston?
- The Adizero Boston 13, on stack height: 36 mm under the heel against 28 mm. Stack is not the whole story, though; the foams differ too.
- Which costs more, the Adidas Adizero Adios or the Adidas Adizero Boston?
- The Adizero Boston 13, by $20 at list ($140 against $160). That gap narrows once either one gets a successor.
Updated September 10, 2026.