Asics Versablast 4 vs New Balance FuelCell Rebel v5:
Which to Choose

Both shoes chase the same "do-it-all uptempo trainer" brief, but they build the ride from different foam. The Versablast 4 uses Asics' FF Blast+ superfoam with an 8mm drop, giving a springy, slightly firmer ride with real ground feel — it's energetic and responsive off the forefoot but, on a narrower and more traditional platform, it can feel a touch tippy and firm when you slow to a shuffle. The Rebel v5 runs a lower 6mm drop and a PEBA-blended FuelCell midsole paired with a rocker, which reads as softer and bouncier underfoot, rolling you forward rather than relying purely on foam rebound; the trade-off is that the taller, softer v5 feels slightly less planted at very slow jogging paces. Weight is where they separate most clearly: the Rebel v5 is notably light at roughly 220g, while the Versablast 4 carries more heft on foot, so the New Balance feels the more agile and racy of the two. The 2mm drop difference matters for landing preference as well — the Versablast's 8mm suits runners who want a bit more under the heel and a versatile rearfoot-to-midfoot transition, while the Rebel's 6mm plus rocker nudges you onto the midfoot and encourages a quicker turnover. Cushioning depth is comparable through the forefoot, so neither is a plush max-stack cruiser; both are happiest when you're actually working, and both top out as strong 5K/10K/half options rather than easy-day recovery shoes.