.40 S&W Ammo Prices & Cost Per Round

Real-time price tracking across 3 retailers. Updated every 2 hours.

3
Products Tracked
$0.63/rd
Best CPR →
$36.99
Cheapest Box →
2
In Stock
2026-06-30
Last Updated
Filter by grain weight: All 78gr 88gr 115gr 120gr 122gr 125gr 130gr 135gr 140gr 150gr 155gr 160gr 165gr 170gr 175gr 180gr 200gr 205gr Showing 3 160gr products

Track .40 S&W ammo cost per round in real time across 3 retailers. We're monitoring 3 .40 S&W products (3 priced offers with CPR data) with box prices starting at $36.99. Prices are updated every 2 hours. Click any product to see its full price history and set a price drop alert.

.40 S&W Ammo Buying Context

.40 S&W ammo searches often mix range FMJ, law-enforcement style defensive loads, and bulk handgun-ammo offers. This tracker focuses on live .40 S&W prices, cost per round, and stock status so shoppers can separate a real deal from a high-priced specialty load.

Use this page to compare .40 caliber ammo prices across retailers, then move through the related handgun hubs to benchmark .40 S&W against 9mm, .45, and 10mm.

.40 S&W Search Questions We Track

.40 S&W Ammo Prices

Compare current .40 S&W ammo listings by cost per round, stock status, and box size. This helps separate range FMJ pricing from defensive ammunition.

  • 40 s&w ammo
  • .40 ammo prices
  • 40 caliber ammunition

Frequently Asked Questions

Where can I find the cheapest .40 S&W ammo?

Based on our real-time tracking across 3 retailers, the cheapest .40 S&W ammo starting at $36.99/box. We compare prices from Bereli, E-Commerce Arms, Palmetto State Armory and more.

What makes .40 S&W ammo a good deal?

A good .40 S&W ammo deal depends on CPR, round count, bullet type, and stock status. Range ammunition and defensive hollow points should not be judged by box price alone.

Personal project, transparent tracking. Some retailer links may earn a commission. See something confusing, missing, wrong, or worth adding?