What is the .40 Smith and Wesson Auto?

The .40 Smith and Wesson Auto is a factory pistol cartridge in the Smith and Wesson family, introduced in 1989.

What bullet diameter does the .40 Smith and Wesson Auto use?

The .40 Smith and Wesson Auto uses a bullet diameter of 0.4 inches.

What is the case type of the .40 Smith and Wesson Auto?

The .40 Smith and Wesson Auto has a Rimless, Tapered case type.

What primer does the .40 Smith and Wesson Auto use?

The .40 Smith and Wesson Auto uses a Small Pistol (.175") primer.

What cartridges are in the Smith and Wesson family?

The Smith and Wesson family includes the .40 Smith and Wesson Auto and other related cartridges. Browse the full family on OpenCartridge.

.40 Smith and Wesson Auto

Pistol Factory

Family	Smith and Wesson
Year	1989
Case Type	Rimless, Tapered
Primer	Small Pistol (.175")

Dimensions (inches)

Bullet Ø	0.4
Case Length	0.85
Neck Ø	0.423
Base Ø	0.423
Rim Ø	0.424
Total Length	1.135

SAAMI Pressure

MAP (PSI)	35,000

Muzzle Velocity across 38 loads: Avg 1104 fps Min 910 fps Max 1303 fps

Community Load Data

Submit Load

Filter Loads

Bullet Type

Powder (name or brand)

Min MV (fps)

Max MV (fps)

⚠ MAX LOAD — Verify before loading

155.00gr Flat Point (FP) — 5.50gr

SUBSONIC

by imported_data · Aug 12, 2026

1114 fps

1.1350 OAL"

N/A Case

⚠ MAX LOAD — Verify before loading

135.00gr Hollow Point (HP) — 5.50gr

by imported_data · Aug 12, 2026

1134 fps

1.1350 OAL"

N/A Case

⚠ MAX LOAD — Verify before loading

200.00gr Full Metal Jacket (FMJ) — 5.50gr

SUBSONIC

by imported_data · Aug 12, 2026

925 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

170.00gr Hollow Point (HP) — 6.20gr

SUBSONIC

by imported_data · Aug 12, 2026

1091 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

155.00gr Flat Point (FP) — 7.40gr

by imported_data · Aug 12, 2026

1213 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

135.00gr Hollow Point (HP) — 7.00gr

by imported_data · Aug 12, 2026

1189 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

200.00gr Full Metal Jacket (FMJ) — 4.90gr

SUBSONIC

by imported_data · Aug 12, 2026

910 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Hollow Point (HP) — 4.90gr

SUBSONIC

by imported_data · Aug 12, 2026

930 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

170.00gr Hollow Point (HP) — 5.60gr

SUBSONIC

by imported_data · Aug 12, 2026

1063 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

155.00gr Flat Point (FP) — 6.20gr

by imported_data · Aug 12, 2026

1160 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

135.00gr Hollow Point (HP) — 6.20gr

by imported_data · Aug 12, 2026

1172 fps

1.1350 OAL"

N/A Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

200.00gr Saeco Round Nose (RN) — 5.50gr

SUBSONIC

by imported_data · Aug 12, 2026

983 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Hornady Hollow Point (HP) — 6.40gr

SUBSONIC

by imported_data · Aug 12, 2026

1081 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Hornady Hollow Point (HP) — 6.00gr

SUBSONIC

by imported_data · Aug 12, 2026

1027 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Sierra Hollow Point (HP) — 6.30gr

SUBSONIC

by imported_data · Aug 12, 2026

1049 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Saeco Flat Point (FP) — 6.40gr

SUBSONIC

by imported_data · Aug 12, 2026

1068 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

165.00gr Sierra Hollow Point (HP) — 6.80gr

by imported_data · Aug 12, 2026

1139 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

155.00gr Hornady Hollow Point (HP) — 7.70gr

by imported_data · Aug 12, 2026

1232 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

135.00gr Sierra Hollow Point (HP) — 8.00gr

by imported_data · Aug 12, 2026

1303 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

115.00gr Ervin Other — 6.30gr

by imported_data · Aug 12, 2026

1250 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

200.00gr Hornady Hollow Point (HP) — 8.50gr

SUBSONIC

by imported_data · Aug 12, 2026

1012 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Sierra Hollow Point (HP) — 9.80gr

SUBSONIC

by imported_data · Aug 12, 2026

1122 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Hornady Hollow Point (HP) — 9.50gr

by imported_data · Aug 12, 2026

1136 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

165.00gr Sierra Hollow Point (HP) — 10.40gr

by imported_data · Aug 12, 2026

1160 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

150.00gr Sierra Hollow Point (HP) — 11.40gr

by imported_data · Aug 12, 2026

1244 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Full Metal Jacket (FMJ) — 8.80gr

SUBSONIC

by imported_data · Aug 12, 2026

1017 fps

1.1339 OAL"

Sellier & Bellot Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

170.00gr Semi-Wadcutter (SWC) — 6.60gr

SUBSONIC

by imported_data · Aug 12, 2026

1050 fps

1.1299 OAL"

Sellier & Bellot Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Xtreme Other — 5.30gr

SUBSONIC

by imported_data · Aug 12, 2026

960 fps

1.1250 OAL"

Remington Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Sierra Hollow Point (HP) — 4.80gr

SUBSONIC

by imported_data · Aug 12, 2026

934 fps

1.1250 OAL"

Remington Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

165.00gr Sierra Hollow Point (HP) — 4.90gr

SUBSONIC

by imported_data · Aug 12, 2026

995 fps

1.1250 OAL"

Remington Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

155.00gr Hornady Hollow Point (HP) — 5.80gr

SUBSONIC

by imported_data · Aug 12, 2026

1100 fps

1.1250 OAL"

Remington Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

150.00gr Sierra Hollow Point (HP) — 6.10gr

SUBSONIC

by imported_data · Aug 12, 2026

1119 fps

1.1250 OAL"

Remington Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

135.00gr Sierra Hollow Point (HP) — 6.60gr

by imported_data · Aug 12, 2026

1225 fps

1.1250 OAL"

Remington Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

115.00gr Ervin Other — 5.50gr

by imported_data · Aug 12, 2026

1225 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Xtreme Flat Point (FP) — 8.40gr

by imported_data · Aug 12, 2026

1130 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

165.00gr Sierra Hollow Point (HP) — 7.70gr

SUBSONIC

by imported_data · Aug 12, 2026

1123 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

155.00gr Hornady Hollow Point (HP) — 8.30gr

by imported_data · Aug 12, 2026

1159 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

150.00gr Sierra Hollow Point (HP) — 9.00gr

by imported_data · Aug 12, 2026

1201 fps

1.1250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

PRO

36 more loads hidden

Free accounts see the top 2 community loads. Upgrade to see all 38 loads, compare up to 5 in the ballistics calculator, and more.

Upgrade to Pro — See All Loads

No discussion yet. Be the first to start a conversation about .40 Smith and Wesson Auto.