Lindcott Armory Compare / 7-30 Waters vs 7mm JDJ
Cartridge comparison
7-30 Waters vs 7mm JDJ
7-30 Waters is faster (3,000 vs 1,950 fps); 7-30 Waters carries more energy (2,398 vs 1,300 ft·lb).
7-30 Waters →Representative trajectory · 100 yd zero0–800 yd Open in Ballistic Compare ↗
7mm JDJ →Representative trajectory · 100 yd zero0–500 yd Open in Ballistic Compare ↗
| 7-30 Waters | 7mm JDJ | |
|---|---|---|
| Type | Rifle | Pistol |
| Introduced | 1984 | 1978 |
| Bullet ⌀ | 0.284″ | 0.284″ |
| Case length | 2.04″ | 2.225″ |
| Velocity | 2,700–3,000 fps | 1,600–1,950 fps |
| Energy | 1,943–2,398 ft·lb | 682–1,300 ft·lb |
| Max pressure | 45,000 psi | 42,000 psi |
| Recoil | 12–16 ft·lb | — |
| Eff. range | 300 yd | 100 yd |
FAQs
- Is 7-30 Waters faster than 7mm JDJ?
- 7-30 Waters is faster — up to 3,000 fps versus 1,950 fps.
- Does 7-30 Waters hit harder than 7mm JDJ?
- 7-30 Waters carries more muzzle energy (2,398 vs 1,300 ft·lb).