New Balance FuelCell Rebel v4 vs FuelCell Rebel v5
Updated October 14, 2026. Specs are men's US 9.
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Refined, same shoe
THE SHORT ANSWER
Both are still stocked, so this is a real choice: the FuelCell Rebel v4 is the lighter shoe by 0.5 oz, and older models usually sell under list once a successor ships.
- New Balance FuelCell Rebel v4Men's at AmazonWomen's
- New Balance FuelCell Rebel v5Men's at AmazonWomen's
Availability last checked Oct 14, 2026. Prices and stock change without notice.
Every spec, side by side
| Spec | FuelCell Rebel v4 | FuelCell Rebel v5 |
|---|---|---|
| FIT AND WEIGHT | ||
| Weight | 7.4 oz | 7.9 oz |
| Still exceptionally light for a 35 mm daily trainer. | ||
| Widths | D, 2E | D, 2E |
| Upper | FantomFit engineered mesh with a gusseted tongue | FantomFit race mesh with a gusseted, padded tongue |
| CUSHIONING GEOMETRY | ||
| Heel stack | 30 mm | 35 mm |
| Five more millimetres at both ends, the largest cushion jump in the line. | ||
| Forefoot stack | 24 mm | 29 mm |
| Drop | 6 mm | 6 mm |
| MATERIALS | ||
| Midsole | PEBA-and-EVA blend FuelCell foam | Soft-tuned PEBA-and-EVA blend FuelCell foam |
| VALUE | ||
| List price at launch | $140 | $140 |
| OTHER CHANGES | ||
| Midsole tune | Responsive PEBA-and-EVA FuelCell | Softer version of the same blend |
| Better at easy pace, slightly less sharp and stable when pushed. | ||
| Outsole | Zonal rubber around exposed foam | Revised rubber layout with broader forefoot coverage |
Weighing whether to switch at all, rather than which of these two to buy? What replaced the New Balance FuelCell Rebel v4 covers the verdict on the update, what loyalists made of it, and the closest alternatives from other brands.
Buy the FuelCell Rebel v4
Stocked at AmazonAvailability last checked Oct 14, 2026.
Buy the FuelCell Rebel v5
Stocked at AmazonAvailability last checked Oct 14, 2026.
Questions runners ask
- Which is lighter, the New Balance FuelCell Rebel v4 or the FuelCell Rebel v5?
- The New Balance FuelCell Rebel v4, by 0.5 oz in a men's US 9 (7.4 oz vs 7.9 oz).
- Do the New Balance FuelCell Rebel v4 and FuelCell Rebel v5 come in the same widths?
- Yes. Both run in D, 2E for men's sizes, so a width that fit in the FuelCell Rebel v4 carries over to the FuelCell Rebel v5.
- How do the stack heights compare?
- 30 mm heel and 24 mm forefoot on the New Balance FuelCell Rebel v4, against 35 mm and 29 mm on the FuelCell Rebel v5. That is 5 mm more under the heel and 5 mm more under the forefoot. See the stack height note in the table above: the published figures changed convention mid-lineage.
- Is the FuelCell Rebel v5 still the newest FuelCell Rebel?
- Yes. The FuelCell Rebel v5 is the current New Balance FuelCell Rebel, listing at $140 at launch.