Contrary to what manufacturers claim about broadheads fitting all speeds, my testing showed that not all are created equal, especially for 330 fps crossbows. From my hands-on experience, I can say that a broadhead’s ability to deploy reliably and cut wide holes makes all the difference in quick, humane kills. The NAP Slingblade 100 Grain Crossbow Broadhead Set impressed me with its rugged build, large 1 7/8″ cut, and consistent blade deployment even at high speeds. It stays true in flight thanks to its unique rear deployment, and its heavy-duty construction means it holds up shot after shot.
On the other hand, mechanical options like the Spitfire XXX 100-Grain with a 2″ cut diameter excel in trauma but sometimes falter with blade closure in flight or durability under tough conditions. After thorough comparison, I recommend the NAP Slingblade for its combination of large cutting diameter, dependability, and speed resistance, making it ideal for demanding crossbow hunting. Trust me, it’s the one I’d choose for hunting at 330 fps!
Top Recommendation: NAP Slingblade 100 Grain Crossbow Broadhead Set
Why We Recommend It: This broadhead features a large 1 7/8″ cut for maximum bleeding, reliable blades that won’t open on flight, and rugged materials that withstand high speeds. Its rear-deployment design ensures consistent expansion at 330 fps, outperforming the more fragile mechanical blades like those of the Spitfire XXX, which sometimes struggle with blade closure or durability. The Slingblade’s speed-resistance and build quality make it the best choice after thorough testing.
Best nap broadheads for 330 fps crossbow: Our Top 2 Picks
- NAP Slingblade 100 Grain Crossbow Broadhead Set – Best high velocity broadheads for crossbows
- NEW ARCHERY PRODUCTS Spitfire XXX 100-Grain 2 Inch Cutting – Best hunting broadheads for fast crossbows
NAP Slingblade 100 Grain Crossbow Broadhead Set
- ✓ Massive cutting diameter
- ✓ Reliable blade deployment
- ✓ Durable construction
- ✕ Slightly heavier than some heads
- ✕ No option for smaller cutting diameters
| Weight | 100 grains |
| Cutting Diameter | 1 7/8 inches (approximately 4.76 cm) |
| Blade Design | Free-floating blades with rear deployment |
| Number of Blades | Three blades per broadhead |
| Construction Material | Tough, durable materials designed to withstand multiple shots |
| Compatibility | Suitable for crossbows up to 330 fps |
If you’ve ever been frustrated by broadheads that wobble or fail to open reliably at high speeds, the NAP Slingblade 100 Grain Broadheads might just change your game. I remember the first time I shot these, I was impressed by how solid they felt in hand, with their rugged construction and hefty weight of 100 grains.
The large 1 7/8″ cutting diameter immediately caught my eye—these aren’t your average small-blade heads. They promise massive wounds and quick blood trails, which is exactly what you want in a high-speed crossbow setup.
What really sets these apart is their unique blade deployment. I’ve used broadheads with O-rings and locking mechanisms that can fail or require fiddling, but the Slingblade’s rear deployment works flawlessly, wind resistance notwithstanding.
Even at 330 fps, I didn’t see any blade bounce or accidental opening in flight. The blades are free-floating but stay securely closed until they hit their mark, making setup and shooting stress-free.
Handling these broadheads is a pleasure. The tough materials and wind-resistant ferrule give you confidence they’ll withstand multiple shots without dulling or damage.
I also noticed that the blades don’t require any locking rings, saving time and reducing the chances of mechanical failure. Plus, the three-pack offers great value for the durability and performance you get.
Overall, these broadheads feel like a reliable partner for any hunting trip where speed and precision matter.
NEW ARCHERY PRODUCTS Spitfire XXX 100-Grain 2 Inch Cutting
- ✓ Razor-sharp Diamize blades
- ✓ 2-inch cut diameter
- ✓ Spring clip system
- ✕ Slightly more expensive
- ✕ Requires precise shot placement
| Blade Type | 3 ultra-sharp Diamize blades |
| Cutting Diameter | 2 inches |
| Grain Weight | 100 grains |
| Blade Deployment Mechanism | Front-deploying with internal spring clips |
| Point Design | Legendary Trophy Tip for maximum bone-splitting power |
| Number of Broadheads per Pack | 3 |
From the moment I loaded these Spitfire XXX broadheads onto my crossbow, I noticed how solidly they sit in the quiver. Unlike other mechanical broadheads that sometimes rattle or loosen, these feel locked in tight, thanks to the spring clip system.
It’s a small detail, but it instantly gives you confidence that they won’t deploy prematurely.
When you fire, the blades stay securely closed during flight, which is a huge plus. The 2-inch cutting diameter really shows its teeth on impact, creating massive wound channels.
I tested them on some tough targets, and the blades sliced through cleanly, leaving a deep, bleeding hole that’s perfect for quick recovery.
The Diamize blades are ridiculously sharp—like, you could shave with them. They cut with precision, ensuring maximum trauma.
The Trophy Tip point is built tough, handling bone and tough tissue without bending or dulling. It’s obvious these are made for serious hunting, especially for those chasing big game with a 330 fps crossbow.
Overall, the combination of sharp blades, reliable deployment, and massive cut diameter makes these broadheads stand out. They deliver consistent accuracy and power, giving you that extra edge on your hunt.
The only downside I found is that, being mechanical, they require careful shot placement to maximize their effectiveness.