Leonard Aw 139 vs Bell 412epi vs Sikorsky S 76d

The Bell 412EPi is a medium, twin‑engine utility helicopter optimized for multi‑role missions such as offshore support, EMS, SAR, and public service operations, with a cabin and systems geared toward flexibility and external-load capability. The Sikorsky S‑76D is a twin‑engine intermediate helicopter positioned more toward executive transport and offshore crew change, emphasizing speed, refinement, and a quieter, more comfort‑oriented cabin. In range, the S‑76D is generally competitive to slightly stronger on typical passenger-transport profiles, benefiting from its higher cruise efficiency and speed, while the 412EPi’s mission range is often shaped by payload, auxiliary fuel options, and the demands of utility configurations. For passenger capacity, the Bell 412EPi typically accommodates more people in higher-density seating layouts and is commonly configured to carry a larger group when cabin comfort is not the primary driver. The S‑76D usually carries fewer passengers in standard executive or offshore seating arrangements, prioritizing comfort and performance over maximum seat count.