ShoeGeometry

VJ Lightspeed 2

RacingTrailPlate unknown2026Men'sCurrent

At a glance

Heel-to-toe drop
6 mmStated
Stack, heel / forefoot
29 / 23 mmStated
Weight
220 gStatedUK 8.5
Plate
Plate unknown
Toe rocker
42 % of lengthest.photos 41–42 %
Heel bevel
16 % of lengthest.photos 15–17 %
Stiffness / firmness
not measured yet
Primary foam
SuperFOAMance (nitrogen-infused supercritical EVA)

How it compares

  • VJ Lightspeed 2's heel-to-toe drop is 6 mm, about the catalogue median of 6 mm (25% of the 179 other current shoes are lower).
  • VJ Lightspeed 2's heel stack is 29 mm, thinner than the catalogue median of 38 mm (6% of the 176 other current shoes are thinner).
  • VJ Lightspeed 2's forefoot stack is 23 mm, thinner than the catalogue median of 31.5 mm (4% of the 171 other current shoes are thinner).
  • VJ Lightspeed 2's weight is 220 g, lighter than the catalogue median of 269 g (13% of the 167 other current shoes are lighter).
  • 4 shoes with similar geometry from other lines.

Differences smaller than the precision of the sources (about 1 mm of stack, 8 g, or the spread between photos for photo estimates) are reported as about the same.

Specifications

Heel-to-toe drop
Manufacturer stated
6mm
MediumSpec listingbrand figure, reported by All4o.comsource
Heel stack
Manufacturer stated
29mm
MediumSpec listingbrand figure, reported by All4o.comsource
Forefoot stack
Manufacturer stated
23mm
MediumSpec listingbrand figure, reported by All4o.comsource
Weight
Manufacturer stated
220g
HighSpec listingUK 8.5source
Plate
Plate unknown
Primary foam
SuperFOAMance (nitrogen-infused supercritical EVA)
List price
—

Plate, foam and price from VJ Lightspeed 2.

Geometry

Catalogue average: heel 38 mm, forefoot 32 mm, toe rocker 35 %VJ Lightspeed 2: heel 29 mm, forefoot 23 mm (drop 6 mm); toe rocker 42 % of length, radius 61 % of length; heel bevel 16 % of length, 24 mm high at the back, reaching in front of the heel bone (the sole still curves up under it: a heel rocker).29 mm23 mmUnder the centre of the heel bone: 12 % of length from the heel, where heel stack is measuredheel boneHeel contact: the sole is within 4.5 mm of the ground from 16 % of length (foam compresses more under load), reaching in front of the heel bone (the sole still curves up under it: a heel rocker)heel bevel 16 %Toe rocker: the front 42 % of the length curves up (the curve leaves the ground 58 % of length from the heel)toe rocker 42 %toeheel
Front: toe rocker shorter longerRear: heel stack lower higher not measured
Dashed: average of the catalogue
Illustrative profile, not a photograph or scan: drawn to scale for a 300 mm shoe from published stack heights and photo estimates of the unloaded shoe (under body weight the foam compresses and the curves flatten). The grey upper is a generic outline, not this shoe’s. VJ Lightspeed 2: heel 29 mm, forefoot 23 mm (drop 6 mm); toe rocker 42 % of length, radius 61 % of length; heel bevel 16 % of length, 24 mm high at the back, reaching in front of the heel bone (the sole still curves up under it: a heel rocker). Heel bone: 12 % of length from the heel, where heel stack is measured. Heel bevel and toe rocker are marked where each curve meets the ground; for the heel that is where the sole comes within 4.5 mm of the ground, which foam compression closes under body weight.

Percent values are relative to shoe length so they compare across images and sizes; widths in millimetres are lab measurements from the cited source, while toe tip and heel heights in millimetres are photo estimates converted for a men’s US 9 (assumed 300 mm long), so approximate. See how rocker geometry is defined.

Toe rocker
AI estimated
42%

2 photos range 41–42 %; shown is one of the two that agree most closely.

LowSide photosource
Rocker radius
AI estimated
61%

2 photos range 61–66 %; shown is one of the two that agree most closely.

LowSide photosource
Rocker rise angle
AI estimated
24deg

2 photos range 21–24 deg; shown is one of the two that agree most closely.

LowSide photosource
Toe tip over ground
AI estimated
37mm*

2 photos range 35–40 mm; shown is the average of the two that agree most closely (* the photos disagree by more than usual).

LowSide photosource
Heel bevel length
AI estimated
16%

2 photos range 15.3–16.8 %; shown is the average of the two that agree most closely.

LowSide photosource
Heel bevel height
AI estimated
24mm

2 photos range 24–24 mm; shown is the average of the two that agree most closely.

LowSide photosource

How it compares

Appears in:LightweightLonger toe rocker

Wrong value? Missing data? Tell me
Stored only to improve the site; see privacy.

Sources

  • VJ LIGHTSPEED 2 trail running, orienteering shoes | without steel studs | ALL4o.comretailerAll4o.comaccessed 2026-10-04open ↗
  • VJ Lightspeed 2manufacturerVJaccessed 2026-10-04open ↗
  • vj-lightspeed-2 medial product photoimagevjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)accessed 2026-10-04open ↗
  • vj-lightspeed-2 lateral product photoimagevjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)accessed 2026-10-04open ↗
Technical detail: every recorded value, method and version (16)

All approved observations

Every recorded value, including superseded ones. The displayed value per metric is chosen by precedence (measured › stated › derived › AI estimated), then confidence, then recency. 25 further observations awaiting review.

MetricValueClassConfidenceMethodSourceRecorded
Heel-to-toe drop6 mmStatedMediumSpec listingAll4o.com2026-10-04
Heel stack29 mmStatedMediumSpec listingAll4o.com2026-10-04
Forefoot stack23 mmStatedMediumSpec listingAll4o.com2026-10-04
Weight220 g (UK 8.5)StatedHighSpec listingVJ2026-10-04
Rocker apex59.1 %est.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Rocker apex57.9 %est.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Rocker radius61 %est.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Rocker radius66 %est.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Rocker rise angle21 degest.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Rocker rise angle24 degest.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Toe tip over ground40 mmest.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Toe tip over ground35 mmest.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Heel bevel length16.8 %est.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Heel bevel length15.3 %est.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Heel bevel height24 mmest.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04
Heel bevel height24 mmest.LowSide photovjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000)2026-10-04

Classes: Manufacturer stated · Externally measured · AI estimated · Derived · User reported. Hover a method for its identifier and algorithm version.

Source notes

  • vjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000): sha256=f28f400fd43de018d331771811a485a417027de2e6e1bc2dc1eecfa2c5dc42b8; 0.3
  • vjshoes.com (Shopify, product JSON images 1 = lateral, 3 = medial; 2000x2000): sha256=9155bc7693db1994dee0696c3af7ebd5db494427a7abf66c1f3128ab8a67220a; 0.3
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