The Nike Acg Mountain Fly 2 Low Review & Lab Test of 2026

The Nike ACG Mountain Fly 2 Low is a performance-oriented budget hiking shoe designed for adventurers seeking durability and breathability. Ideal for users who prioritize grip, its outsole features a notable traction pattern that excels on varied terrains. The lab tests indicate a robust construction, balancing urban wear with outdoor functionality.

With a weight that may feel substantial during extended use, the Nike ACG Mountain Fly 2 Low provides a stable platform thanks to its materials and design. Users can expect a blend of comfort and reliability, making these shoes suitable for both daily wear and challenging environments.

Pros

  • Very comfortable
  • Great stability and lock-in feel
  • Incredibly durable
  • Breathable
  • Nice grip
  • So practical and easy to use
  • Will make you taller
  • Super stylish
  • Wonderful value for money

Cons

  • Quite heavy
  • Requires a break-in period
  • Not a trail running/hiking shoe

Key Features

  • Rubber Sole: The rubber sole offers excellent traction, making it suitable for both wet and dry surfaces.
  • Mesh Outer Material: Breathable mesh ensures that your feet remain cool and comfortable during extended wear.
  • Foam Inner Material: The foam provides cushioning, enhancing overall comfort for all-day use.
  • Waterproof: Designed to keep your feet dry in wet conditions, these shoes feature a waterproof construction.

Specifications

  • Sole Material: Rubber
  • Outer Material: Mesh
  • Inner Material: Foam
  • Water Resistance Level: Waterproof

Nike Acg Mountain Fly 2 Low Review & Lab Test – Price, Ratings, Reviews & Sales Insights

Nike ACG Mountain Fly 2 Low ASICS Gel NYC New Balance 237 New Balance 1906R
Price $150 $130 $75 $150
Style Sporty Sporty Retro Classic
Breathability Breathable Breathable Breathable Breathable
Weight lab 15.2 oz / 431g 13.2 oz / 373g 11.3 oz / 319g 14.1 oz / 401g
Size True to size True to size True to size True to size
Midsole softness Firm Firm Firm Firm
Material - Mesh Mesh Mesh
Season Spring Summer Spring Spring
Inspired from Running Running Running Running
Width / fit Medium Medium Medium Medium
Toebox width Medium Medium Medium Medium
Leather/suede quality - Real suede Real suede Real suede
Toebox durability Good Bad Decent Decent
Heel padding durability Good Bad Bad Bad
Outsole durability Good Bad Good Good
Heel stack lab 35.5 mm 34.8 mm 35.2 mm 37.1 mm
Stiffness Stiff Stiff Moderate Moderate
Tongue padding Average Average Thin Average
Drop lab 9.9 mm 10.0 mm 10.0 mm 11.5 mm
Forefoot 25.6 mm 24.8 mm 25.2 mm 25.6 mm
Removable insole
Heel tab Finger loop None None Extended heel collar
Torsional rigidity Stiff Moderate Moderate Moderate
Heel counter stiffness Moderate Stiff Moderate Flexible
Reflective elements
Closure Laces Laces Laces Laces
Top Low top Low top Low top Low top
Ranking Bottom 3% Top 3% Bottom 37% Top 18%
Popularity Bottom 42% Top 10% Top 46% Top 15%