Asics Novablast 5 vs Asics Dynablast 5:
Which to Choose

September 5, 2026 | updated at September 9, 2026

Verdict

If the choice is genuinely open, the Novablast 5 is the more capable daily trainer: lighter, more responsive, more stable, and capable of carrying you through marathon distances. The Dynablast 5 earns its place for runners who specifically want a cushioned but firmer, less bouncy ride for shorter work — but runners should know they're getting a heavier shoe with less energy return, not a lighter or lower-profile alternative. Choose the Dynablast 5 if the firmer, more planted feel is a deliberate preference; choose the Novablast 5 if you want that cushioning to actually push back.

Asics Novablast 5

129.95 USD

Asics Dynablast 5

82.00 USD

Pace

4 of 6

Cushioning

5 of 6

Responsiveness

5 of 6

Stability

4 of 6

Drop

8 mm

Support

Neutral

Plate

None

Distances

10KHalfMarathon

Pace

4 of 6

Cushioning

4 of 6

Responsiveness

4 of 6

Stability

3 of 6

Drop

8 mm

Support

Neutral

Plate

None

Distances

5K10KHalf

At a Glance

Asics Novablast 5Asics Dynablast 5

Who Should Choose Each Shoe

Choose

Asics Novablast 5

The Novablast 5 is the stronger pick for runners who want a single shoe to handle most of their training week — long runs, steady-state efforts, and the occasional half or full marathon. Its lighter weight, more energetic FF Blast Max foam, and better stability rating make it the more versatile option, especially for runners logging higher mileage or building toward longer races. If you already enjoy a tall, bouncy ride and want more of it with real responsiveness behind it, this is the shoe.

Choose

Asics Dynablast 5

The Dynablast 5 suits runners who are focused on the 5K-to-half-marathon range and prefer a firmer, more grounded feel over a bouncy, energetic one. It's a reasonable match for runners who find max-energy foams overly soft or unpredictable — the FF Blast+ platform gives solid impact protection without the springy sensation of the Novablast 5. It's also worth considering for uptempo training days or progression runs where a slightly firmer platform feels more connected, provided your distances stay below marathon territory.

Head-to-Head

The most important difference is the foam. The Novablast 5 runs FF Blast Max — ASICS's softer, more energetic formulation — while the Dynablast 5 uses FF Blast+, a firmer EVA-based blend that absorbs impact well but returns noticeably less energy underfoot. Both shoes carry a tall heel stack (Novablast 5 at 40.9mm, Dynablast 5 at 39.4mm), so neither is a low-profile option — but the Novablast 5 translates that height into a springy, trampoline-like rebound, while the Dynablast 5 delivers cushioning protection that feels plush without feeling particularly lively. Counterintuitively, the Novablast 5 is lighter (254g vs. 264g men's), making the Dynablast the heavier shoe despite being the less responsive one.

On stability, the Novablast 5 has a clear edge: its wider, flared base keeps the tall stack predictable underfoot, and it rates more stable than the Dynablast 5, which offers a middling neutral platform — fine for runners with a steady stride, but not the pick for anyone who needs more structural support. Both use the same 8mm drop and no plate, so strike-pattern preferences are essentially equivalent.

Use-case range is where the gap widens most. The Novablast 5 shines from 10K through the marathon, with the long-run sweet spot fully covered by its foam energy and cushion volume. The Dynablast 5 is at its best across 5K, 10K, and half marathon efforts — it works well for uptempo shorter work and tempo runs, but its cushioning starts to feel insufficient beyond half-marathon distance. Both come alive when the pace picks up rather than at slow, plodding efforts, but the Novablast 5 sustains that character across a wider range of distances and paces.