300 H&H Magnum ammo comes in bullet weights of 168 to 185 grains. The most popular and commercially available 300 H&H bullet is the 180 grains. Celebrating its 100th birthday in 2025, the 300 H&H was the first of its kind. It is at home on safari or with any big game animal. Performance ballistics for 180 grains are found in the following table.
300 H & H MAGNUM VELOCITY |
| 100 yd | 200 yd | 300 yd | 400 yd | 500 yd |
180 gr | 2,678 ft/s | 2,494 ft/s | 2,318 ft/s | 2,148 ft/s | 1,986 ft/s |
300 H & H MAGNUM VELOCITY ENERGY |
| 100 yd | 200 yd | 300 yd | 400 yd | 500 yd |
180 gr | 2,866 ft⋅lb | 2,486 ft⋅lb | 2,147 ft⋅lb | 1,844 ft⋅lb | 1,576 ft⋅lb |
Disclaimer: Actual velocity and energy ballistics may vary.