

| Spec | Adizero EVO SL 1 | FuelCell Rebel 4 |
|---|---|---|
| Best price now | £79.33 | £69.99 |
| 90-day low | £77.01 | £69.99 |
| 30-day average | £119.93 | £106.62 |
| RRP | £150.00 | £140.00 |
| Category | Tempo | Tempo |
| Surface | Road | Road |
| Weight | 224g | 212g |
| Drop | 6mm | 6mm |
| Heel stack | 39mm | 30mm |
| Forefoot stack | 33mm | 24mm |
| Carbon plated | No | No |
| Stability | No | No |
| Review rating | 5.0 (1) | - |
Few running shoes of the last couple of years got talked about as much as the EVO SL, and the reason is simple. adidas took the Lightstrike Pro foam from its race shoes, left out the carbon rods, and sold it at a daily-trainer price. At 224g with a 39mm heel, it's a light, bouncy tempo shoe that reviewers keep calling a bargain.
It shines when you pick up the pace. Tempo runs, intervals and goal-pace work are its home, and plenty of runners race half marathons in it. It's less happy at a slow shuffle, and it isn't a stable shoe, so it won't suit everyone as a do-everything trainer.
If you want a plate for race day, the Adios Pro 5 is the step up. As an unplated speed trainer, though, this is the one others in the category get measured against, and the few flaws people mention (laces, tongue, some early outsole wear) are small ones.
The FuelCell Rebel v4 is New Balance at its most fun: a lightweight, plateless tempo shoe built to make quick running feel easy. At 212g it is properly light, and there is no carbon plate here, so the pop comes straight from a soft, springy FuelCell midsole rather than a stiff propulsion board. That makes it one of the more versatile speed shoes going. You can rip a session in it, float through a steady long run, then use it as a do-everything daily trainer the next morning. It sits in that sweet spot between a cushioned daily and a race shoe, and it does it for a fair RRP. If you want a single pair to cover most of your mileage without buying a rotation, this is a strong pick. The newer Rebel v5 has since arrived, so the v4 is often the smarter buy on price. Just do not expect the locked-in, aggressive feel of a plated racer. This one is about bounce and freedom, not rigidity.
A side-by-side comparison makes the trade-offs between two running shoes easy to see, but the right pick still depends on how you run. Weight and stack height shape the feel underfoot: a lighter shoe with a lower stack feels nimble and fast, while a heavier, taller stack gives a softer, more protective ride for long miles. Heel-to-toe drop changes where you feel the load, with lower drops asking more of the calves and Achilles.
The price figures update from the UK retailers we track daily. The best price now is the cheapest tracked price we can currently link to, the 90-day low shows how cheap the shoe has been recently, and the 30-day average tells you whether a price is a genuine drop or just the going rate. Coverage is partial rather than complete, so always confirm the final price and your size on the retailer site, and set a price alert on the model you want so we can email you the moment it drops.
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