Step 02 — The lineup
6 shoes scored across eleven metrics · Any purpose
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Nike Streakfly 2 — Short-distance racer: featherweight, low and honest for 5K–10K.
Sizing note
Everything here fits true to size. Leave a thumbnail of space at the toe.
Durability
Expect roughly 383 miles before the midsole flattens out.
Step 03 — Every metric
| Metric | Hoka Tracer 2 | Hoka Mach 7(2025) | Adidas Adizero RC 5 | Saucony Kinvara 16 | Hoka Solimar 2 | Saucony Freedom 4 | Nike Rival Fly 4 |
|---|---|---|---|---|---|---|---|
| Weight | 210 g / 7.4 oz | 241 g / 8.5 oz | 210 g / 7.4 oz | 198 g / 7.0 oz | 227 g / 8.0 oz | 269 g / 9.5 oz | 235 g / 8.3 oz |
| Drop | 4 mm | 5 mm | 8 mm | 4 mm | 5 mm | 4 mm | 8 mm |
| Stack (heel) | 25 mm | 37 mm | 28 mm | 29 mm | 29 mm | 28 mm | 30 mm |
| Cushioning | |||||||
| Flexibility | |||||||
| Stability (5 = most guidance) | |||||||
| Rocker geometry | |||||||
| Energy return | |||||||
| Responsiveness | |||||||
| Toe-box | Narrow | Standard | Standard | Standard | Standard | Standard | Standard |
| Plate | — | — | — | — | — | — | — |
| Intended pace | 6:00–8:00 /mi | 7:00–9:30 /mi | 6:15–8:30 /mi | 6:30–8:30 /mi | 8:00–11:00 /mi | 7:30–10:00 /mi | 6:45–9:15 /mi |
| Purpose | Tempo, Race day | Tempo, Daily, Long run | Tempo, Race day | Tempo, Daily | Daily, Tempo | Daily, Long run | Tempo, Daily |
| Sizing | True to size | True to size | True to size | True to size | True to size | True to size | True to size |
| Durability | ~300 mi | ~400 mi | ~300 mi | ~400 mi | ~400 mi | ~400 mi | ~400 mi |
| Price | $130 | $150 | $90 | $140 | $110 | $180 | $100 |
Your reference shoe is shown first for context. Cushioning, flexibility and stability are rated 1–5, where 5 stability means the most guidance and 1 means fully neutral.