PSE Carbon Mach 34 (2023): what to know

PSE built the Carbon Mach 34 around a carbon-fiber riser at a price point — approximately $1,199 — where most competitors were still shipping aluminum. That's not a small engineering feat, and the weight number it produces is the first thing anyone notices: the Carbon Mach 34 weighs 3.6 pounds, which is half a pound lighter than the Phase4 29 it competed against in 2023.

What's notable

The carbon riser isn't just a weight reduction play. Carbon's inherent vibration damping characteristics mean the bow absorbs shot vibration differently than aluminum — it's quieter through the grip than comparable aluminum risers, though not necessarily quieter at the limbs or string, where the cams and limb dampeners contribute more to overall noise than riser material does. The riser geometry runs 34 inches ATA, landing the Carbon Mach between the typical 29-inch hunting bow and the 36-plus-inch target platforms. PSE positioned this as the right length for 3D competition and hunting crossover use, and that 34-inch ATA is meaningfully better than 29 inches for holding stability at extended distances.

IBO speed is rated at 350 fps, one of the highest ratings in the $1,200 hunting compound bracket for 2023. PSE's Evolve cam system — a dual-cam design — drives that speed number. Dual cams require synchronization that single-cam bows inherently don't, which is a maintenance consideration: cam timing needs to be verified after extended use or any significant impact on the string or cams. Misaligned dual cams produce vertical nock travel that shows up as paper tears that resist explanation until the timing is checked.

The draw cycle on the Evolve cam is aggressive by Mathews standards — there's a more pronounced peak before the valley, and the back wall is firm but reached with more deliberate draw energy than a Crosscentric single-cam. Archers accustomed to single-cam smoothness may need an adjustment period with the Evolve's more abrupt peak weight before the valley opens. Brace height is 6 inches, identical to the Mathews hunting bows it competed against. Draw lengths span 25 to 31 inches via module — a wider range than most Mathews offerings, genuinely useful for archers at the extremes of typical compound draw lengths.

Who it's for

The Carbon Mach 34 attracts two distinct buyer types. First, speed-prioritizing hunters who want the fastest possible hunting bow under $1,200 without going to a short-ATA, low-brace-height platform that penalizes form inconsistency. At 350 fps with 6 inches of brace height and 34 inches ATA, it delivers most of the forgiveness of longer, slower bows with a meaningful speed advantage that translates directly to flatter arrow trajectory at hunting distances.

Second, 3D shooters in hunting and open division who call distances and want the flattest trajectory possible to minimize yardage estimation error at unmarked targets. The 14-fps speed advantage over a 336-fps competitor translates to roughly 0.5 inches less drop at 50 yards — small but real in close calls at a 3D target where the scoring rings are 2 to 4 inches wide.

Archers who don't shoot at the 70-pound peak, or who primarily shoot at indoor distances under 30 yards where speed barely matters, won't extract the same value from the Carbon Mach 34. The light weight is always useful; the speed advantage compounds most at distance.

The first-look video

Lancaster Archery Supply's Carbon Mach 34 review covers the carbon riser construction, Evolve cam timing, and puts the bow on a chronograph to verify the 350-fps claim with standardized test arrows.

Where it sits in the lineup

At $1,199, the Carbon Mach 34 was PSE's flagship hunting compound for 2023. It competed directly against the Mathews Phase4 29/33, the Hoyt Ventum 30, and the Bowtech Solution SS. Within PSE's 2023 catalog, it sat above the EVO NXT 33 and represented their premium offering for serious hunters and 3D shooters who wanted carbon construction without moving to a boutique brand.

The Carbon Mach platform was refreshed for 2025, so the 2023 model appears on the used market at attractive prices — particularly for buyers who care more about weight and speed than current-year branding. The dual-cam maintenance consideration doesn't diminish for older examples — if anything, buying a used Carbon Mach 34 should be preceded by a cam timing check at a PSE dealer to confirm the Evolve cams are still in sync before relying on the bow for hunting season.

Source

• Manufacturer details: search for Carbon Mach 34 on the PSE Archery website.
• LAS review: https://www.youtube.com/watch?v=RCHT-VwBLvc

Tagged: Compound Bows · PSE Archery · 2023