ShoeGeometry

Nike ACG Pegasus Trail

Road/trail hybridMixedNo plate2026Men'sCurrent

Specifications

Heel-to-toe drop
Derived
4mm
Mediumderived_from_stack_v1source
Heel stack
Manufacturer stated
35mm
Mediumregex_specs_v2source
Forefoot stack
Manufacturer stated
31mm
Mediumregex_specs_v2source
Weight
No approved value yet.
Plate
No plate
Primary foam
ReactX
List price
$155

Plate, foam and price from Do We Still Love the Nike ACG Pegasus Trail in Year Six? | Believe in the Run.

Geometry

Catalogue average: heel 39 mm, forefoot 32 mm, rocker apex 65 %Nike ACG Pegasus Trail: heel 35 mm, forefoot 31 mm (drop 4 mm); rocker apex 67 % of length, radius 49 % of length.35 mm31 mmRocker apex at 67 % of length from the heelrocker apex 67 %toeheel
Forefoot: rocker apex later earlierRear: heel stack lower higher not measured
Dashed: average of the catalogue
Drawn from the measured values, to scale for a 290 mm shoe; the grey upper is a generic outline, not this shoe’s. Nike ACG Pegasus Trail: heel 35 mm, forefoot 31 mm (drop 4 mm); rocker apex 67 % of length, radius 49 % of length.

Percent values are relative to shoe length so they compare across images and sizes; millimetre values are lab measurements from the cited source. See how rocker geometry is defined.

Rocker apex
AI estimated
66.7%
Mediumvision_rocker · 0.3-bc1source
Rocker radius
AI estimated
49%
Mediumvision_rocker · 0.3-bc1source
Rocker rise angle
AI estimated
26deg
Mediumvision_rocker · 0.3-bc1source
Rocker angle at toe
AI estimated
53deg
Mediumvision_rocker · 0.3-bc1source
Toe tip over ground
AI estimated
29mm

Average of two photos 0.2 mm apart.

Mediumvision_rocker · 0.3-bc1source
Visible rocker lift onset
AI estimated
77.3%
Mediumvision_rocker · 0.3-bc1source
Toe spring (relative)
AI estimated
15.9%
Mediumvision_rocker · 0.3-bc1source
Midsole width (forefoot)
Externally measured
114mm
Mediumlab_table_widths · 1source
Midsole width (heel)
Externally measured
90.3mm
Mediumlab_table_widths · 1source
Interior forefoot width
Externally measured
96.8mm
Mediumlab_table_widths · 1source
Toebox width
Externally measured
76mm
Mediumlab_table_widths · 1source

Stiffness

Longitudinal stiffness
Derived
41/ 100
Mediumlab_bending_force_score · 1source
Midsole firmness
Derived
46/ 100
Mediumlab_midsole_firmness_score · 1source

How it compares

  • Nike ACG Pegasus Trail's heel-to-toe drop is 4 mm, lower than the catalogue median of 7 mm (4% of the 91 other current shoes are lower).
  • Nike ACG Pegasus Trail's heel stack is 35 mm, thinner than the catalogue median of 39 mm (15% of the 91 other current shoes are thinner).
  • Nike ACG Pegasus Trail's forefoot stack is 31 mm, thinner than the catalogue median of 32 mm (36% of the 91 other current shoes are thinner).

Appears in:Low drop

Compare:Nike ACG Pegasus Trail vs Hoka Challenger 8

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

Sources

  • Nike ACG Pegasus Trailretailerrunningwarehouse.comaccessed 2026-10-03open ↗
  • Nike ACG Pegasus Trail Review – iRunFarreviewiRunFaraccessed 2026-10-03open ↗
  • Do We Still Love the Nike ACG Pegasus Trail in Year Six? | Believe in the Runreviewbelieveintherun.comaccessed 2026-10-03open ↗
  • nike-acg-pegasus-trail medial product photoimageRunning Warehouseaccessed 2026-10-03open ↗sha256=2c8c3751963e65dc11deed57081132d4cdfebe9fa87287eda1bb8fc943c7c44e; 0.3
  • nike-acg-pegasus-trail lateral product photoimageRunning Warehouseaccessed 2026-10-03open ↗sha256=b37894cec2db274690c0a180424d875553d50cd7684438601ddcff7b89289ec8; 0.3
  • nike-acg-pegasus-trail lateral product photoimageRunning Warehouseaccessed 2026-10-03open ↗sha256=0d94a26213d95b0005563a21839e5be4bf9af38107e6c5f814f94d18479f254d; 0.3
  • nike-acg-pegasus-trail lateral product photoimageRunning Warehouseaccessed 2026-10-03open ↗sha256=e7a569da57b9e4107957f0e40226d6cc89d3ef5e68f4255288552461bebb9db0; 0.3
  • nike-acg-pegasus-trail medial product photoimageRunning Warehouseaccessed 2026-10-03open ↗sha256=be65a9f838b9a92f037d4918fe0dfe417db589d4ba747eb1e676f180ceea4d6e; 0.3
  • nike-acg-pegasus-trail medial product photoimageRunning Warehouseaccessed 2026-10-03open ↗sha256=cbf9f109ad6fc3e9053cc0fe5356a794a176dfa8dfd4d5777ee78e39f9c40014; 0.3
  • Cut in half: Nike ACG Pegasus Trail Review (2026) | RunRepeatlabRunRepeat - Athletic shoe reviewsaccessed 2026-10-03open ↗

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. 90 further observations awaiting review.

MetricValueClassConfidenceMethodSourceRecorded
Heel-to-toe drop4 mmDerivedMediumderived_from_stack_v1runningwarehouse.com2026-10-03
Heel stack35 mmStatedMediumregex_specs_v2runningwarehouse.com2026-10-03
Forefoot stack31 mmStatedMediumregex_specs_v2iRunFar2026-10-03
Forefoot stack31 mmStatedMediumregex_specs_v2believeintherun.com2026-10-03
Rocker apex66.6 %est.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Rocker apex66.7 %est.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Rocker radius49 %est.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Rocker radius49 %est.Lowvision_rocker 0.3-bc1Running Warehouse2026-10-03
Rocker rise angle25 degest.Lowvision_rocker 0.3-bc1Running Warehouse2026-10-03
Rocker rise angle26 degest.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Rocker angle at toe54 degest.Lowvision_rocker 0.3-bc1Running Warehouse2026-10-03
Toe tip over ground29 mmest.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Toe tip over ground29 mmest.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Rocker angle at toe53 degest.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Visible rocker lift onset77.2 %est.Lowvision_rocker 0.3-bc1Running Warehouse2026-10-03
Visible rocker lift onset77.3 %est.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Toe spring (relative)15.9 %est.Mediumvision_rocker 0.3-bc1Running Warehouse2026-10-03
Toe spring (relative)15.9 %est.Lowvision_rocker 0.3-bc1Running Warehouse2026-10-03
Midsole width (forefoot)114 mmMeasuredMediumlab_table_widths 1RunRepeat - Athletic shoe reviews2026-10-03
Midsole width (heel)90.3 mmMeasuredMediumlab_table_widths 1RunRepeat - Athletic shoe reviews2026-10-03
Interior forefoot width96.8 mmMeasuredMediumlab_table_widths 1RunRepeat - Athletic shoe reviews2026-10-03
Toebox width76 mmMeasuredMediumlab_table_widths 1RunRepeat - Athletic shoe reviews2026-10-03
Longitudinal stiffness41 DerivedMediumlab_bending_force_score 1RunRepeat - Athletic shoe reviews2026-10-03
Midsole firmness46 DerivedMediumlab_midsole_firmness_score 1RunRepeat - Athletic shoe reviews2026-10-03

Classes: Manufacturer stated · Externally measured · AI estimated · Derived · User reported.

Shoes with similar geometry

Compare these →

Closest current models from other lines by stack, drop, rocker, toe height, stiffness, firmness, weight and width, whichever both shoes have.

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Nike
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Heel
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Apex
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vs this shoe: 4 mm higher toe

Side profile illustration of the Topo Athletic Ultraventure 5
Topo Athletic
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Drop
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Heel
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Apex
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vs this shoe: 6 mm higher toe

Side profile illustration of the Merrell Agility Peak 6
Merrell
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Drop
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Heel
32 mm
Apex
—

vs this shoe: firmer foam · 2 mm more drop

Side profile illustration of the Nike Vaporfly 4
Nike
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Drop
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Heel
36 mm
Apex
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vs this shoe: 9 mm higher toe · 2 mm more drop