ShoeGeometry

Altra Via Olympus 2 vs On Cloudeclipse

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.

Altra Via Olympus 2: heel 33 mm, forefoot 33 mm (drop 0 mm); rocker apex 66 % of length, radius 43 % of length.Altra Via Olympus 2: rocker apex at 66 % of lengthOn Cloudeclipse: heel 37 mm, forefoot 31 mm (drop 6 mm); rocker apex 61 % of length, radius 47 % of length.On Cloudeclipse: rocker apex at 61 % of length
  • Altra Via Olympus 233/33 mm · apex 66 %
  • On Cloudeclipse37/31 mm · apex 61 %
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.
MetricAltra Via Olympus 2
Max cushion · Road
On Cloudeclipse
Max cushion · Road
Heel-to-toe drop0 mmStated6 mmStated
Heel stack33 mmStated37 mmStated
Forefoot stack33 mmDerived31 mmStated
Weight323 gStated283 gStated
Rocker apex66.1 %est.61.5 %est.
Rocker radius43 %est.47 %est.
Rocker rise angle29 degest.29 degest.
Toe tip over ground33 mmest.47 mmest.
Rocker angle at toe61 degest.58 degest.
Visible rocker lift onset76.9 %est.73.9 %est.
Toe spring (relative)16.9 %est.20.7 %est.
Midsole width (forefoot)115.2 mmMeasured112.4 mmMeasured
Midsole width (heel)95.3 mmMeasured92 mmMeasured
Interior forefoot width100.3 mmMeasured95.3 mmMeasured
Toebox width81.7 mmMeasured71.5 mmMeasured
Longitudinal stiffness—53Derived
Midsole firmness—100Derived
PlateNo plateNo plate
Primary foamAltra EGO MAXHelion (dual-layer CloudTec Phase)
List price$165$180

Key differences

  • Altra Via Olympus 2's heel-to-toe drop is 0 mm, 6 mm lower than On Cloudeclipse's 6 mm.
  • Altra Via Olympus 2's heel stack is 33 mm, 4 mm thinner than On Cloudeclipse's 37 mm.
  • Altra Via Olympus 2's forefoot stack is 33 mm, 2 mm thicker than On Cloudeclipse's 31 mm.
  • Altra Via Olympus 2's weight is 323 g, 40 g heavier than On Cloudeclipse's 283 g.
  • Altra Via Olympus 2's rocker onset is 77 % of length, 3 % of length later than On Cloudeclipse's 74 % of length.

Altra Via Olympus 2 details · On Cloudeclipse details · Add more shoes