During our testing, we explored neighborhoods and bike paths in South Lake Tahoe, CA; Reno, NV; Seattle, WA; Portland, OR; and San Luis Obispo, CA, seeking out every type of terrain these locations had to offer. From sunlit tracks to quiet, winding bike paths tucked away from the bustle, we aimed to push each shoe through real-world conditions, embracing the variety and unpredictability of running outdoors while capturing the full experience each route had to offer.
Comfort and Fit
Comfort and fit are the pillars of an enjoyable running experience. In our testing, we pay close attention to how the upper cradles the foot, how the midfoot holds without constricting, and how the toe box allows natural splay. We evaluate the heel collar and tongue for padding that supports without causing pressure points. While personal preferences vary widely, we assess each shoe on how it feels during step-in, short runs, and extended mileage to gauge overall adaptability. The goal is a shoe that feels secure, balanced, and effortless, allowing the runner to focus on their stride rather than fit issues.
Cushioning
Underfoot cushioning is critical to a shoe's comfort. In our testing lab, we cut each shoe in half to measure heel and forefoot stack heights, allowing us to calculate the heel-to-toe drop, a key factor in how a shoe rides and which runners it suits best. While personal preferences for cushioning are subjective, the actual amount of foam underfoot is objective. We evaluate landing comfort by logging miles and paying close attention to how each step feels. On longer runs, we also monitor joint fatigue and overall foot comfort, providing a comprehensive view of how well a shoe supports extended mileage.
Breathability
Breathability plays a key role in keeping feet comfortable and fresh during runs. Shoes that allow air to circulate help regulate temperature, reduce moisture buildup, and prevent hot spots or chafing, especially on longer efforts or warmer days. We closely monitor the materials used in the upper, the openness of the mesh, and how airflow feels during motion. While highly ventilated shoes aren't always necessary for cooler conditions, consistent airflow contributes to an overall sense of comfort and prevents the shoe from feeling stifling. Essentially, we're looking for uppers that balance structure and airflow so runners can focus on their stride, not overheated feet.
Traction
Traction is a critical factor in running safety and performance, and it's more than just a matter of style. Beyond inspecting the lug depth and patterning of each outsole, we test shoes in real-world conditions, intentionally skidding across wet pavement, gravelly corners, and sandy trails to assess their grip. Road shoes vary widely in this regard: those built for stability and versatility typically provide more substantial traction, while lighter, speed-focused shoes may sacrifice some grip for responsiveness. By paying attention to a shoe's traction capabilities, runners can choose a pair suited to the surfaces and conditions they'll encounter most often.