The Weatherby Mark V Accumark is a bolt-action rifle chambered in 6.5-300 Weatherby Magnum, aimed at hunters and competitive shooters who want reliable long-range performance. 
 

Key Specifications 

• Model: Mark V Accumark 
• Caliber: 6.5-300 Weatherby Magnum 
• Barrel Length: 28 inches (26 inches #3 Contour) 
• Capacity: 3+1 rounds 
• Weight: 8.3 lbs 
• Overall Length: 48.25 inches 
• Length of Pull: 13.625 inches 
• Twist Rate: 1:8" 
• Finish Color: Cerakote Graphite Black 
   

Features 

The two-tone fluted barrel reduces weight without sacrificing structural integrity and keeps consistent performance across a range session. The Accubrake ST muzzle brake cuts recoil and muzzle rise noticeably — useful when shooting the 6.5-300 WM at pace. The TriggerTech adjustable trigger has no creep and can be tuned to personal preference. The hand-laid Monte Carlo fiberglass stock is durable and holds its shape, contributing to a consistent cheek weld over long sessions. 
 

Usage 

The Mark V Accumark suits big-game hunters who need dependable performance at distance and competitive shooters who shoot sub-MOA classes. The 6.5-300 WM caliber offers a flat trajectory and high velocity — it's a capable round for both elk-sized game at range and long-range target work. The weight sits at 8.3 lbs, which is manageable on the bench but worth considering on multi-day backcountry hunts.

The Mark V Accumark in 6.5-300 WM gets a generally positive reception, though a few practical points come up consistently.

Accuracy is the most praised aspect. Shooters who have taken it to distance report tight groupings, and the sub-MOA guarantee means Weatherby stands behind that claim.

Build quality holds up well in reviews. The stock and action are described as solid, with the hand-laid fiberglass stock in particular noted for its consistency.

The 6.5-300 WM caliber draws mixed opinions. The flat trajectory and velocity are appreciated for hunting and long-range use, but the recoil is real and less experienced shooters mention it as a learning curve. The Accubrake ST helps, but doesn't eliminate it.

Weight comes up for hunters. At 8.3 lbs unscoped, it is on the heavier side for a field rifle, which affects how practical it is over a full day in the hills. On the bench or from a blind it is not an issue.

Price is the most common point of hesitation. The Mark V sits at the higher end of production bolt-action pricing, and some shooters debate whether the performance gap over more affordable options justifies the cost. Those who buy in generally feel it does.

Customer service experience with Weatherby varies in the forums, with some reporting smooth warranty interactions and others noting slower response times.

Customization discussion is active — optics pairings, aftermarket triggers, and stock work come up regularly, which reflects the kind of engaged ownership this rifle attracts.