ShoeGeometry

New Balance Fresh Foam X Hierro v9 vs Nike ACG Zegama

Two current shoes in the same category with similar stack height and drop, compared on the values in the database. Each cell carries a provenance badge; open a shoe for sources.

New Balance Fresh Foam X Hierro v9: heel 42 mm, forefoot 38 mm (drop 4 mm); rocker apex 61 % of length, radius 50 % of length.New Balance Fresh Foam X Hierro v9: rocker apex at 61 % of lengthNike ACG Zegama: heel 38 mm, forefoot 34 mm (drop 4 mm); rocker apex 66 % of length, radius 50 % of length.Nike ACG Zegama: rocker apex at 66 % of length
  • New Balance Fresh Foam X Hierro v942/38 mm · apex 61 %
  • Nike ACG Zegama38/34 mm · apex 66 %
Midsoles drawn from measured values on a common length (290 mm), heels aligned, toe to the left; dots mark the rocker apex. Dotted lines use typical values where a shoe has no measurement. Exact values are in the table below.
MetricNew Balance Fresh Foam X Hierro v9
Trail · Trail
Nike ACG Zegama
Trail · Trail
Heel-to-toe drop4 mmStated4 mmDerived
Heel stack42 mmStated38 mmStated
Forefoot stack38 mmStated34 mmStated
Weight—315 gStated
Rocker apex60.7 %est.65.5 %est.
Rocker radius50 %est.50 %est.
Rocker rise angle26 degest.22 degest.
Toe tip over ground44 mmest.34 mmest.
Rocker angle at toe62 degest.46 degest.
Visible rocker lift onset71.6 %est.77.5 %est.
Toe spring (relative)20 %est.18.1 %est.
Midsole width (forefoot)116.9 mmMeasured—
Midsole width (heel)94.1 mmMeasured—
Interior forefoot width94.7 mmMeasured—
Toebox width73.4 mmMeasured—
Longitudinal stiffness54Derived—
Midsole firmness35Derived—
PlateNo plateRock plate
Primary foamFresh Foam XZoomX + Cushlon 3.0
List price$160$180

Key differences

  • Heel-to-toe drop is about the same: 4 mm for New Balance Fresh Foam X Hierro v9, 4 mm for Nike ACG Zegama.
  • New Balance Fresh Foam X Hierro v9's heel stack is 42 mm, 4 mm thicker than Nike ACG Zegama's 38 mm.
  • New Balance Fresh Foam X Hierro v9's forefoot stack is 38 mm, 4 mm thicker than Nike ACG Zegama's 34 mm.
  • New Balance Fresh Foam X Hierro v9's rocker onset is 72 % of length, 6 % of length earlier than Nike ACG Zegama's 78 % of length.

New Balance Fresh Foam X Hierro v9 details · Nike ACG Zegama details · Add more shoes