As the 7mm PRC travels downrange, a 180-grain bullet retains its speed exceptionally well, dropping to 1,818 fps at 1,000 yards. At the muzzle, velocities measure roughly 3,000 fps for 175-grain hunting loads and 2,975 fps for 180-grain match projectiles. The charts below detail these velocity measurements across extreme distances and varying barrel lengths.
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7mm PRC Velocity Chart at 100 to 1,000 Yards
| Distance (yards) | Distance (meters) | Ammunition / Bullet Weight | Barrel Length (inches) | Estimated Velocity (fps) | Velocity Loss from Muzzle (fps) |
| Muzzle (0) | 0.0 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,975 fps (Published) | 0 fps |
| 100 yards | 91.4 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,845 fps (G1 Calculation) | 130 fps |
| 200 yards | 182.9 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,718 fps (G1 Calculation) | 257 fps |
| 300 yards | 274.3 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,595 fps (G1 Calculation) | 380 fps |
| 400 yards | 365.8 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,475 fps (G1 Calculation) | 500 fps |
| 500 yards | 457.2 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,358 fps (G1 Calculation) | 617 fps |
| 600 yards | 548.6 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,244 fps (G1 Calculation) | 731 fps |
| 700 yards | 640.1 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,133 fps (G1 Calculation) | 842 fps |
| 800 yards | 731.5 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 2,025 fps (G1 Calculation) | 950 fps |
| 900 yards | 823.0 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 1,920 fps (G1 Calculation) | 1,055 fps |
| 1,000 yards | 914.4 m | 180-gr Hornady ELD Match (BC: ~0.796) | 24.0 | 1,818 fps (G1 Calculation) | 1,157 fps |
7mm PRC Muzzle Velocity Chart
| Ammunition Type | Bullet Weight (grains) | Barrel Length (inches) | Muzzle Velocity (fps) | Muzzle Energy (ft-lbs) |
| 160-grain Monolithic Hornady Outfitter CX [Manufacturer Spec] | 160 | 24.0 (Standard Rifle) | 3,000 (Advertised) | 3,197 |
| 160-grain Monolithic Hornady Outfitter CX [Independent Estimate] | 160 | 22.0 (Compact Rifle) | 2,945 (Estimated) | 3,081 |
| 175-grain Polymer Tip Hornady Precision Hunter ELD-X [Manufacturer Spec] | 175 | 24.0 (Standard Rifle) | 3,000 (Advertised) | 3,497 |
| 175-grain Polymer Tip Hornady Precision Hunter ELD-X [Independent Estimate] | 175 | 22.0 (Compact Rifle) | 2,940 (Estimated) | 3,358 |
| 175-grain Polymer Tip Hornady Precision Hunter ELD-X [Independent Estimate] | 175 | 20.0 (Suppressed Setup) | 2,880 (Estimated) | 3,222 |
| 180-grain Match Hornady Match ELD-M [Manufacturer Spec] | 180 | 24.0 (Standard Rifle) | 2,975 (Advertised) | 3,537 |
| 180-grain Match Hornady Match ELD-M [Independent Estimate] | 180 | 22.0 (Compact Rifle) | 2,915 (Estimated) | 3,396 |
| 180-grain Match Hornady Match ELD-M [Independent Estimate] | 180 | 20.0 (Suppressed Setup) | 2,855 (Estimated) | 3,257 |
Factors Affecting Velocity
- Modern Cartridge Design & Twist Rate: Older 7mm magnums were standardized with 1:9 or 1:9.5 twist barrels, limiting them to bullets weighing 160 grains or less. The 7mm PRC is standardized with a fast 1:8 twist rate and a long throat (leade). This allows the cartridge to seat ultra-long, 175-grain and 180-grain high-BC bullets out of the powder column, maximizing powder capacity and achieving roughly 3,000 fps without dangerous pressure spikes.
- Ballistic Coefficient (BC): The 180-grain ELD Match bullet has a staggering G1 BC of nearly 0.800. This hyper-aerodynamic shape means it slips through the air with minimal resistance. As seen in the charts, it loses only about 1,157 fps over a full 1,000 yards. This provides vastly superior wind-bucking capability compared to almost any standard short-action or standard long-action cartridge.
- Barrel Length: As a magnum cartridge utilizing heavy charges of slow-burning powder (such as Retumbo or H1000), the 7mm PRC requires barrel length to reach its full potential. A 24-inch barrel is standard. If you cut the barrel down to 20 inches to run a heavy suppressor for hunting, expect to lose 25 to 30 fps per inch of barrel removed.
- No Belt Design: Unlike the classic 7mm Remington Magnum, the 7mm PRC is a beltless cartridge that headspaces off the shoulder. This slightly improves chamber alignment and case capacity efficiency, yielding consistent, single-digit standard deviations in muzzle velocity, which is a critical factor for extreme long-range (ELR) precision.
Frequently Asked Questions (FAQs)
How does the 7mm PRC compare to the 7mm Remington Magnum?
While both cartridges produce similar case capacity and muzzle velocities, the 7mm Rem Mag was designed in the 1960s for lighter bullets and features a belted case. The 7mm PRC is a modern, beltless design with a faster twist rate and longer throat explicitly built to shoot much heavier, high-BC bullets (175 to 180 grains). Downrange, the 7mm PRC retains significantly more velocity and energy.
At what distance does a 7mm PRC go subsonic?
Because it launches an incredibly aerodynamic bullet at magnum velocities, the 7mm PRC stays supersonic for an extreme distance. A 180-grain ELD Match bullet fired at 2,975 fps will remain supersonic (above ~1,125 fps) out to roughly 1,600 to 1,700 yards at standard sea-level conditions.
Is a 20-inch barrel too short for the 7mm PRC?
No, but it does turn a magnum into standard-cartridge velocities. At 20 inches, a 175-grain bullet will leave the muzzle around 2,880 fps. While you lose about 120 fps compared to a 24-inch barrel, the incredibly high BC of the bullets means it still hits with massive energy downrange, making a 20-inch suppressed 7mm PRC an outstanding setup for backcountry elk hunting.
What is the recoil like on a 7mm PRC?
The recoil is stout. It produces more recoil than a 6.5 PRC or .30-06, but generally less than a .300 PRC or .300 Winchester Magnum. Because it pushes a heavy 180-grain bullet at 3,000 fps, most shooters utilize a quality muzzle brake or a suppressor to spot their own impacts and reduce shoulder fatigue.