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Cartridge ballistics

.300 PRC ballistics chart

The .300 PRC trajectory with a 225-grain match bullet: drop, wind drift and retained velocity from a 100-yard zero out to 1,500 yards.

What is the .300 PRC?

The .300 PRC is a modern, non-belted magnum designed around the heaviest, highest-BC .30-calibre bullets - 210 to 250 grains - with a fast twist and a long throat to seat them out where they belong. It is the US military's current long-range sniper cartridge (Mk 248-class ballistics).

Compared with the .300 Win Mag it offers better brass, more consistent case geometry and a longer supersonic window with the heaviest bullets, at similar recoil. It needs a magnum-length action and a rifle throated for it.

Typical uses: Extended-range precision and ELR competition, military sniping, and long-range hunting of large game.

Sample load

The trajectory below is calculated for this representative factory load in a standard ICAO atmosphere. The bullet is an entry from the app’s bullet library, so the calculator opens with it already selected. Your rifle will differ — enter your own chronographed velocity and verified BC in the calculator for numbers you can dial.

Bullet
Hornady 225 gr ELD-M
Muzzle velocity
2,810 fps
Ballistic coefficient
0.391 (G7)
Zero
100 yd

Open this load in the calculator

.300 PRC key figures

Muzzle energy
3,946 ft⋅lb
Supersonic to
About 1,740 yd
Point-blank range, 6 in zone
289 yd (245 yd zero)
Point-blank range, 3 in zone
222 yd (191 yd zero)
Drop at 300 yd, 100 yd zero
11.9 in

Point-blank range is how far you can hold dead on and still hit a target zone of that height, using the zero shown. Work it out for your own load with the maximum point-blank range calculator , or see how the .300 PRC stacks up in the cartridge comparison chart .

.300 PRC trajectory table

Zeroed at 100 yd. Drop is bullet path relative to line of sight; elevation is the come-up to dial. Wind column is a 10 mph full-value crosswind. Italic rows are subsonic.
Range (yd) Velocity (fps) Energy (ft⋅lb) Drop (in) Elevation (MIL) Elevation (MOA) Wind 10 mph (MIL)
1002,6903,6170.00.00.00.1
2002,5743,310-3.30.51.60.3
3002,4593,023-11.91.13.80.4
4002,3482,756-26.21.96.20.6
5002,2402,508-46.82.68.90.7
6002,1352,278-74.33.511.80.9
7002,0332,065-109.54.414.91.1
8001,9331,868-153.15.418.31.2
9001,8361,685-206.06.521.91.4
1,0001,7411,515-269.27.625.71.6
1,1001,6491,359-343.98.829.91.8
1,2001,5581,214-431.410.234.32.1
1,3001,4701,080-533.311.639.22.3
1,4001,384957-651.213.244.42.6
1,5001,301845-787.414.950.12.8

Learn more

New to reading a table like this? These guides explain the numbers:

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