Side-by-side price comparison with live market data
Looking for a deep dive? Read our full .40 S&W vs 9mm comparison guide with ballistics, capacity, recoil, and use-case analysis.
| Metric | .40 S&W | 9mm |
|---|---|---|
| Lowest Price | $0.197/rd | $0.193/rd |
| Median Price | $1.145/rd | $1.000/rd |
| Highest Price | $7.000/rd | $7.084/rd |
| Products Tracked | 210 | 400 |
| Retailers | 6 | 6 |
Prices reflect 30-day observed in-stock data across tracked online retailers. Updated daily.
IronScout provides observed price and availability data for .40 S&W ammo prices ammunition across tracked online retailers. Data reflects historical price observations and does not include purchase recommendations.
Observed 30-Day Price Range (Per Round): median: 1.145, lowest: 0.197, highest: 7.000, sample size: 3380.
Prices last updated March 28, 2026 · 210 listings tracked across 6 retailers
IronScout provides observed price and availability data for 9mm ammo prices ammunition across tracked online retailers. Data reflects historical price observations and does not include purchase recommendations.
Observed 30-Day Price Range (Per Round): median: 1.000, lowest: 0.193, highest: 7.084, sample size: 5647.
Prices last updated March 28, 2026 · 400 listings tracked across 6 retailers