Ammo Size Chart: Know What You’re Holding Based On Its Size

By Wes Littlefield

Last Updated: Aug 11, 2025

Cite this Article

The team at Ammo.com has created this helpful ammo size chart. It displays key measurements of common cartridges to provide a better understanding of their appearance and relative dimensions.

Cartridge Size Chart

Ammunition size chart comparing cartridge lengths from 22 LR to 8x68mm S calibers

Rifle Caliber Chart

Let’s take a closer look at rifle cartridges and their calibers. Don’t miss our ultimate hunting caliber chart to help you pick the best cartridge for each species you hunt.

Cartridge Bullet Diameter (in) Case Length (in) Overall Length (in)
.17 HM20.1720.7141
.17 HMR0.1721.0581.349
.17 Hornet0.1721.351.723
.17 Remington0.1721.7962.15
.17 Remington Fireball0.1721.421.83
.17 WSM0.1721.21.59
.204 Ruger0.2041.852.2598
.218 Bee0.2241.3451.68
.22 Hornet0.2241.4031.723
.22 Long Rifle0.2230.6131
.22 PPC0.2241.5051.96
.22 WMR0.2241.0551.35
.22-250 Remington0.2241.9122.35
.220 Swift0.2242.2052.68
.221 Remington Fireball0.2241.41.83
.222 Remington0.2241.72.13
.223 Remington0.2241.762.26
.223 WSSM0.2241.672.362
.224 Weatherby Magnum0.2241.9232.33
.225 Winchester0.2241.932.5
.240 Apex0.2452.493.21
.240 Weatherby Magnum0.2432.4963.1
.243 Winchester0.2432.0452.7098
.243 WSSM0.2431.672.362
.244 H&H Magnum0.2452.783.58
.25 WSSM0.2571.672.36
.25-06 Remington0.2572.4943.25
.25-20 Winchester0.2571.331.592
.250-3000 Savage0.2571.9122.515
.256 Winchester Magnum0.2571.2811.59
.257 Roberts0.2572.2332.775
.257 Weatherby Magnum0.2572.5453.209
.26 Nosler0.2642.593.34
.260 Remington0.2642.0352.8
.264 Winchester Magnum0.2642.53.34
.270 Weatherby Magnum0.2772.553.25
.270 Winchester0.2772.543.34
.270 WSM0.2772.12.86
.275 H&H Magnum0.2872.53.42
.28 Nosler0.2842.593.34
.280 Ackley Improved0.2842.5253.33
.280 British0.2841.712.54
.280 Jeffery0.2882.53.45
.280 Remington0.2842.543.33
.280 Ross0.2872.593.5
.30 Carbine0.30781.291.68
.30 Nosler0.3082.5563.34
.30 Remington AR0.3081.532.26
.30-06 Springfield0.3082.4943.34
.30-30 Winchester0.3082.0392.55
.30-378 Weatherby Magnum0.3082.9133.69
.30-40 Krag0.3082.3143.089
.300 AAC Blackout0.3081.3682.26
.300 H&H Magnum0.3082.853.6
.300 Norma Magnum0.3082.4923.681
.300 Remington Short Action Ultra Magnum0.3082.0152.825
.300 Remington Ultra Magnum0.3082.853.6
.300 Ruger Compact Magnum0.3082.12.825
.300 Savage0.3081.8712.6
.300 Weatherby Magnum0.3082.8253.562
.300 Whisper0.3081.3742.244
.300 Winchester Magnum0.3082.623.34
.300 WSM0.3082.12.86
.303 British0.3122.2223.075
.307 Winchester0.3082.0152.56
.308 Marlin Express0.3081.912.6
.308 Norma Magnum0.3082.5593.345
.308 Winchester0.3082.0152.8
.318 Westley Richards0.332.3683.349
.32 Winchester Self-Loading0.3211.241.88
.32 Winchester Special0.3212.042.565
.325 WSM0.3232.12.86
.33 Nosler0.3382.463.34
.333 Jeffery0.3332.483.48
.338 Federal0.3382.012.75
.338 Lapua Magnum0.3392.7243.681
.338 Marlin Express0.3381.882.6
.338 Norma Magnum0.3392.4923.681
.338 Remington Ultra Magnum0.3382.763.6
.338 Ruger Compact Magnum0.3382.0152.84
.338 Winchester Magnum0.3382.53.34
.338-060.3382.4943.37
.348 Winchester0.3482.2552.795
.35 Remington0.3581.922.525
.35 Whelen0.3582.4943.34
.35 Winchester Self-Loading0.3511.1541.65
.350 Legend.357-.0031.712.25
.350 Remington Magnum0.3582.172.8
.351 Winchester Self-Loading0.3521.3751.906
.357 Magnum0.3571.291.59
.358 Winchester0.3582.0152.78
.360 Buckhammer0.3581.82.5
.375 Holland & Holland Magnum0.3752.853.6
.375 Remington Ultra Magnum0.3752.853.6
.375 Ruger0.3752.583.34
.375 Weatherby Magnum0.3752.863.6
.376 Steyr0.3752.353.11
.38-40 Winchester0.40051.3051.59
.38-55 Winchester0.3772.0852.55
.400 H&H Magnum0.4112.8463.55
.401 Winchester Self-Loading0.40651.52.005
.404 Jeffery0.4222.8753.53
.405 Winchester0.41152.5833.175
.408 Cheyenne Tactical0.4083.044.547
.41 Long Colt0.3861.1261.397
.416 Barrett0.4163.274.65
.416 Remington Magnum0.4162.853.6
.416 Rigby0.4162.93.75
.44 Henry0.4460.9031.345
.44 Magnum0.4291.2851.61
.44-40 Winchester0.4271.3051.592
.444 Marlin0.4292.2252.55
.45 Colt0.4521.2851.6
.45 Raptor0.4521.82.3
.45 Winchester Magnum0.4521.1981.575
.45-70 Government0.4582.1052.55
.450 Adams0.4550.691.1
.450 Bushmaster0.4521.72.26
.450 Marlin0.4582.12.55
.450 Nitro Express0.4583.253.95
.458 Lott0.4582.83.6
.458 SOCOM0.4581.5752.26
.458 Winchester Magnum0.4582.53.34
.46 Rimfire0.4560.8361.336
.460 S&W Magnum0.4521.82.3
.460 Weatherby0.4582.9133.65
.465 H&H Magnum0.4682.8943.55
.470 Nitro Express0.4743.253.98
.476 Enfield0.4550.871.33
.50 BMG0.5113.915.45
.50-90 Sharps0.5122.53.2
.500 S&W Magnum0.51.6252.3
.505 Gibbs0.5053.153.85
.577 Snider0.5722.45
.577/450 Martini-Henry0.4552.343.12
.600 Nitro Express0.6233.7
.700 Nitro Express0.73.54.2
10.75x68mm Mauser0.4242.6773.189
11x59mmR Gras0.442.33
11x60mm Mauser0.4462.372.8
12.7x108mm0.5114.35.807
14.5x114mm0.5864.56.134
5.45x39mm0.221.5682.244
5.56x45mm NATO0.2241.762.26
5.8x42mm / DBP870.2361.662.3
6mm PPC0.2431.5152.1
6.5mm Grendel0.2641.522.26
6.5-300 Weatherby Magnum0.2642.8253.6
6.5mm Creedmoor0.2641.922.825
6.5x47mm Lapua0.2641.852.795
6.5x50mmSR Arisaka0.4092.0082.992
6.5x52mm Mannlicher-Carcano0.2682.0673.012
6.5x53mmR0.2622.113.05
6.5x54mm MS0.2642.2523.063
6.5x55mm0.2642.1653.15
6.5x57mm Mauser0.2642.2323.228
6.5x58mm Vergueiro0.2622.2783.209
6.5x68mm0.2642.6573.406
6.8mm Remington SPC0.2771.6872.26
6mm ARC0.2431.492.26
6mm BR Norma0.2431.562.44
6mm Lee Navy0.2442.353.11
6mm Remington0.24352.2332.825
6mm XC0.2431.892.5
6x57mm Mauser0.2642.2323.228
7.35x51mm Carcano0.2982.0282.894
7.5x54mm French0.3092.1262.992
7.5x55mm Swiss0.3062.1893.059
7.62x25mm Tokarev0.3090.9841.386
7.62x38mmR0.3081.531.53
7.62x39mm0.309-0.3111.5242.205
7.62x51mm NATO0.3082.0152.8
7.62x54mmR0.3122.1153.038
7.7x58mm Arisaka0.3122.283.13
7.92mm DS0.3224.225.2
7.92x33mm Kurz0.3241.2991.89
7mm BR Remington0.2841.522.375
7mm Remington Magnum0.2842.53.29
7mm Remington Short Action Ultra Magnum0.2842.0352.825
7mm Remington Ultra Magnum0.2842.853.6
7mm Shooting Times Westerner0.2842.853.6
7mm Weatherby Magnum0.2842.553.25
7mm WSM0.2842.12.86
7mm-08 Remington0.2842.0352.8
7x57mm Mauser0.2852.2443.071
7x64mm0.2852.523.307
8x50mmR Lebel0.3271.9882.953
8mm Remington Magnum0.3232.853.6
8x57 IS0.3242.2443.228
8x58mmR Danish Krag0.3232.2833.071
8x60mm S0.3242.3623.291
8x63mm patron m/320.3232.4733.331
8x64mm Brenneke0.3242.523.445
8x68mm S0.3242.6573.425
9.3x57mm0.3662.223.2
9.3x62mm0.3662.4413.291
9.3x64mm Brenneke0.3662.523.37
9.3x74mmR0.3662.9413.72
9.5x57mm MS0.3762.252.95
9x53mmR0.3632.12.67
9x56mm MS0.3571.833.036
9x57mm Mauser0.362.243.19

Handgun Caliber Chart

Don’t worry, if you’re only interested in handgun cartridges, we’ve created a separate chart just for them!

Handgun Cartridge Bullet Diameter (in) Case Length (in) Overall Length (in)
.17 HM20.1720.7141
.17 HMR0.1721.0581.349
.22 Long Rifle0.2230.6131
.22 Short0.2220.4210.695
.22 WMR0.2241.0551.35
.223 Remington0.2241.762.26
.25 ACP0.25120.6150.91
.256 Winchester Magnum0.2571.2811.59
.300 AAC Blackout0.3081.3682.26
.32 ACP0.31250.680.984
.32 H&R Magnum0.3121.0751.35
.32 NAA0.31290.680.984
.32 Rimfire0.3160.5750.948
.32 S&W0.3120.610.92
.32 S&W Long0.3120.921.28
.32-20 Winchester0.31251.3151.592
.327 Federal Magnum0.3121.21.47
.357 Magnum0.3571.291.59
.357 SIG0.3550.8651.14
.38 S&W0.3610.7751.24
.38 Special0.3571.1551.55
.38 Super0.3560.8951.28
.380 ACP0.3550.680.984
.40 S&W0.40.851.135
.400 Corbon0.4010.8981.2
.41 Action Express0.410.8661.17
.41 Remington Magnum0.411.291.59
.44 AMP0.4291.2981.6
.44 Magnum0.4291.2851.61
.44 Russian0.4290.971.43
.44 S&W American0.4340.911.44
.44 Special0.4291.161.615
.44-40 Winchester0.4271.3051.592
.45 ACP0.4520.8981.275
.45 Colt0.4521.2851.6
.45 GAP0.4520.7551.07
.45 Winchester Magnum0.4521.1981.575
.454 Casull0.4521.3831.77
.455 Webley0.4540.886 / 0.7701.460 / 1.230
.475 Linebaugh0.4751.41.77
.480 Ruger0.4761.2851.65
.50 Action Express0.51.2851.61
.50 Beowulf0.51.652.125
.50 GI0.50.8991.221
.50 Remington Navy0.510.861.28
.500 Linebaugh0.511.4051.755
.500 S&W Magnum0.51.6252.3
10mm Auto0.40050.9921.26
2mm Kolibri0.110.370.43
4.6x30mm0.1831.2011.516
5mm Remington Rimfire Magnum0.2041.021.3
5.45x18mm0.2220.710.984
5.56x45mm NATO0.2241.762.26
5.7x28mm0.2241.1381.594
7.62x25mm Tokarev0.3090.9841.386
7.63x25mm Mauser0.3090.991.37
7.65x21mm Parabellum0.3090.851.175
9mm Browning Long0.3550.7951.1
9mm Mars0.361.0361.426
9x18mm Makarov0.3650.7130.984
9x19mm Parabellum0.3550.7541.169
Wes Littlefield
Written by
Wes Littlefield

Bullets