The Hoka Carbon X 3 Review & Lab Test of 2026

The Hoka Carbon X 3 is a premium long-distance running shoe designed for ultra-distance runners. With a significant **5 mm drop**, it is particularly suitable for those seeking smooth transitions during extended runs. The incorporation of a **carbon-fiber plate** contributes to a stable and responsive ride, enhancing overall performance.

The lab-tested **31.5 HA foam** provides a firm yet cushioned platform, translating to effective energy return and comfort over long distances. Runners will appreciate the **lightweight design** that ensures fatigue is minimized throughout prolonged use. The Hoka Carbon X 3 effectively combines advanced materials with thoughtful engineering, making it a reliable option for serious athletes.

Pros

  • Unobtrusive carbon plate
  • Responsive ride
  • Smooth transitions
  • Stable
  • Durable
  • Sock-like collar
  • Grippy

Cons

  • Not for wide feet
  • Rigid knit upper
  • Not enough energy return

Key Features

  • Moulded EVA insole for superior cushioning and comfort.
  • Curved sole profile under the metatarsal enhances propulsion.
  • CMEVA midsole with PROFLY structure for a lightweight, responsive feel.
  • Vegan-friendly materials ensure ethical manufacturing.

Specifications

  • Sole material: Rubber
  • Shaft height: Alla caviglia
  • Outer material: Textile
  • Inner material: Textile

Hoka Carbon X 3 Review & Lab Test – Price, Ratings, Reviews & Sales Insights

Hoka Carbon X 3 PUMA Deviate Nitro 3 Hoka Skyward X Saucony Endorphin Pro 4
Price $180 $160 $225 $225
Pace Competition Tempo Daily running Competition
Arch support Neutral Neutral Neutral Neutral
Weight lab Weight brand 8.4 oz / 239g 9.5 oz / 268g 11.1 oz / 315g 7.8 oz / 220g
Lightweight
Drop lab Drop brand 11.0 mm 10.1 mm 9.2 mm 9.5 mm
Strike pattern Heel Heel Heel Heel
Size Slightly large Slightly small True to size True to size
Midsole softness Soft Soft Soft Balanced
Difference in midsole softness in cold Small Normal Small Small
Toebox durability - Decent Good Good
Heel padding durability - Decent Good Good
Outsole durability - Decent Good Good
Breathability Moderate Moderate Breathable Breathable
Width / fit Narrow Narrow Narrow Medium
Toebox width Medium Narrow Narrow Medium
Stiffness Stiff Stiff Stiff Stiff
Torsional rigidity Stiff Stiff Stiff Stiff
Heel counter stiffness Flexible Flexible Stiff Flexible
Plate Carbon plate Carbon plate Carbon plate Carbon plate
Rocker
Heel lab Heel brand 35.0 mm 37.4 mm 46.3 mm 38.1 mm
Forefoot lab Forefoot brand 24.0 mm 27.3 mm 37.1 mm 28.6 mm
Widths available Normal Normal Normal Normal
Orthotic friendly
Season All seasons All seasons Summer Summer
Removable insole
Ranking Bottom 24% Top 32% Top 46% Top 39%
Popularity Top 40% Top 17% Top 18% Top 10%