Brooks Adrenaline GTS vs Saucony Guide
Comparing the current Adrenaline GTS 25 and Guide 19. Specs are men's US 9.
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THE SHORT ANSWER
Drop is the real difference: 6 mm on the Guide 19 against 10 mm on the Adrenaline GTS 25. Coming off the Adrenaline GTS 25, the Guide 19 loads your calves and Achilles harder for the first couple of weeks. Both sit in the same role (stability). The Guide 19 lists $5 lower.
- Brooks Adrenaline GTS 25Men's at AmazonWomen's
- Saucony Guide 19Men's at AmazonWomen's
Availability last checked Oct 14, 2026. Prices and stock change without notice.
Every spec, side by side
| Spec | Adrenaline GTS 25 | Guide 19 |
|---|---|---|
| FIT AND WEIGHT | ||
| Weight | 10.6 oz | 9.7 oz |
| Widths | B, D, 2E, 4E | D, 2E, 4E |
| Upper | Knit-like engineered mesh with a thick padded collar and gusseted tongue | Engineered mesh with a memory-foam collar |
| CUSHIONING GEOMETRY | ||
| Heel stack | 37 mm | 35 mm |
| Forefoot stack | 27 mm | 29 mm |
| Drop | 10 mm | 6 mm |
| MATERIALS | ||
| Midsole | Nitrogen-infused DNA Loft v3, tuned softer than the 24 | Softer compression-molded PWRRUN with CenterPath geometry and a PWRRUN+ sockliner |
| VALUE | ||
| List price at launch | $145 | $140 |
Which line changes its ride more often?
The Adrenaline GTS has done it 2 times in 6 versions, most recently with the Adrenaline GTS 25 in 2025, and the Guide has done it 3 times in 7 versions, most recently with the Guide 19 in 2026. If you want a shoe you can rebuy without reading a review first, the Adrenaline GTS has the steadier record.
Buy the Adrenaline GTS 25
Stocked at AmazonAvailability last checked Sep 10, 2026.
Buy the Guide 19
Stocked at AmazonAvailability last checked Oct 14, 2026.
Chasing a specific older version rather than choosing between the current two? The Brooks Adrenaline GTS lineage and the Saucony Guide lineage track every version and what changed in each update.
Questions runners ask
- Is the Brooks Adrenaline GTS or the Saucony Guide lighter?
- The Guide 19, by 0.9 oz in a men's US 9 (9.7 oz against 10.6 oz).
- Can I switch from the Brooks Adrenaline GTS to the Saucony Guide?
- Yes, but ease into it. The drop moves 4 mm (10 mm on the Adrenaline GTS 25, 6 mm on the Guide 19), which changes where your foot loads at landing. Give it two weeks of easy running before a hard session.
- Which is more cushioned, the Brooks Adrenaline GTS or the Saucony Guide?
- The Adrenaline GTS 25, on stack height: 37 mm under the heel against 35 mm. Stack is not the whole story, though; the foams differ too.
- Which comes in more widths?
- The Adrenaline GTS 25. The Adrenaline GTS 25 runs in B, D, 2E, 4E for men's sizes; the Guide 19 runs in D, 2E, 4E.
- Which costs more, the Brooks Adrenaline GTS or the Saucony Guide?
- The Adrenaline GTS 25, by $5 at list ($145 against $140). That gap narrows once either one gets a successor.
Updated October 14, 2026.