The Nike Ja Fly 4 Review & Lab Test of 2026

The Nike Ja Fly 4 is a budget track spike designed for sprinters who prioritize performance. With a snug upper construction, it is suitable for athletes looking for stability during races. However, our lab tests indicate that the upper could benefit from improved ventilation.

The shoe's design translates to reliable on-track performance, making it an appropriate choice for those seeking quality without a high price point. Despite some minor drawbacks, the Nike Ja Fly 4 stands out as a viable option for budget-conscious athletes.

Pros

  • Lightweight design
  • Removable pins
  • Cost-effective choice
  • Comfortable tongue
  • Enhances foot strength
  • Ideal for 60-200m sprints
  • Notched laces
  • Above-average durability

Cons

  • Limited breathability
  • No midsole
  • Extremely narrow upper

Key Features

  • Style#: DR2741-600
  • An updated woven upper provides enhanced security and containment while being lighter than its predecessor, the Ja Fly 3.
  • A newly designed plate incorporates computationally engineered hexagons to offer stiffness in key areas, facilitating explosive starts and sustained speed.
  • The Nike Racing shoelace is lightweight, featuring notches and minimal stretch for a secure fit that stays tied in all conditions.

Specifications

  • Origin: Imported
  • Sole Material: Rubber
  • Outer Material: Nike Materials
  • Inner Material: Textile

Nike Ja Fly 4 Review & Lab Test – Price, Ratings, Reviews & Sales Insights

Nike Ja Fly 4 Nike Rival Sprint Adidas Sprintstar Nike Zoom Superfly Elite 2
Price $120 $75 $70 $150
Weight lab 5.1 oz / 145g 6.1 oz / 174g 6.2 oz / 176g 5.5 oz / 156g
Breathability Moderate Breathable Warm Breathable
Use Sprints Sprints Sprints Hurdles
Removable spikes
Width / fit Medium Medium Medium Medium
Toebox width Medium Medium Narrow Medium
Drop lab 0.0 mm 3.3 mm 1.8 mm 0.0 mm
Size True to size Half size small Slightly small Slightly small
Midsole softness - Balanced - -
Tongue padding Thick Average Very thick Average
Stiffness Moderate Flexible Moderate Moderate
Torsional rigidity Flexible Moderate Moderate Moderate
Heel counter stiffness Flexible Flexible Flexible Flexible
Outsole thickness Thick Average Average Very thick
Outsole hardness - - Very hard -
Heel tab None None None Finger loop
Heel stack lab 11.2 mm 13.3 mm 10.4 mm 12.3 mm
Forefoot 11.2 mm 10.0 mm 8.6 mm 12.3 mm
Insole thickness Very thick Average Thick Average
Midsole width - forefoot Very narrow Narrow Narrow Very narrow
Midsole width - heel Very narrow Average Very narrow Very narrow
Ranking Top 16% Top 47% Bottom 23% Bottom 38%
Popularity Bottom 46% Bottom 30% Bottom 7% Top 31%