A Class Of Its Own: King Versus King

Credit: Beechcraft – Textron

The Beechcraft King Air family includes several models and variants, each representing the pinnacle of turboprop aircraft technology. The King Air 200, which debuted in 1972, has a maximum speed of 270 miles per hour and can accommodate six to eight passengers. With two PWC PT6A-28 three-blade engines, the King Air E90, which debuted in 1972, can cruise at 234 knots and travel 1,320 nautical miles.

With its larger wingspan and 550 horsepower engines, the King Air C90A, which debuted in the 1980s, can travel at 240 knots and cover 1,260 nautical miles. With its larger four-bladed propeller and propeller synchrophasing, the 1992 King Air C90B improved cabin design and reduced noise levels.

The King Air C90GT, introduced in 2005, features two Pratt & Whitney Canada PT6A-135A engines for increased climb rate, cruise speed, and travel distance. The King Air C90GTi, introduced in 2007, features the same PT6A-135A engines as the C90GT but with upgraded avionics and a digital pressurization system. The King Air C90GTx, introduced in 2015, features winglets for improved aerodynamics and performance.

The Super King Air family, known as the King Air B200, B200 GT, and B250, offers superior speed, range, and payload capabilities, making it ideal for various missions and applications. The King Air 350, based on the 300, features soundproof technology, advanced avionics, and modern amenities like USB ports, LED cabin lighting controls, AC electrical plugs, and HD video monitors.

Old Versus New: Pros & Cons

Credit: Beechcraft – Textron

Greater purchase prices result in greater financing costs, hourly ownership charges, and steeper depreciation schedules. Newer airframes require less maintenance and provide better residual value security.

Older airframes may have greater fuel expenditures and steeper maintenance expenses, but they need less starting capital. Each choice has advantages and disadvantages, as detailed above based on research by CJ Jets.

Breaking It Down: Ownership Cost

Credit: Beechcraft – Textron

The continuing expenses of flying a King Air have a big impact on the actual cost of ownership. These expenses may be divided into two categories: fixed costs, which are mostly constant regardless of usage, and variable costs, which vary according to flying hours. For a variety of King Air models, aviation cost analysis companies such as CJ Jets offer insightful information on these costs.

Variable operating costs per hour can range significantly depending on the specific series and its associated fuel burn and maintenance requirements. Fuel burn typically accounts for roughly half of the variable operating cost across the King Air fleet. The primary King Air series produced after 1984 has distinct operating cost profiles influenced by their size, engine variants, and performance characteristics.

Because fixed expenditures are dispersed across larger distances, longer-legged variations are frequently preferred when cost analysis is done on a per-nautical-mile basis. A mid-range King Air B250 may cost around US $709,000, while an earlier E90 model can cost US $949,000, both variable and fixed costs included, for owners flying a normal yearly profile of 300 hours.

Tried And True: Proven Performance

Credit: Beechcraft – Textron

The King Air’s Pratt & Whitney PT6A turboprop engines are renowned for their dependability and cost-effectiveness. These engines are renowned for being long-lasting and having a 3,600-hour average between overhauls. The frequency of capital-intensive engine overhauls, which may cost up to $500,000 per engine, is decreased as a result.

More fuel economy is provided by contemporary King Air models, such as the 260 and 360 models with autothrottles, which optimize fuel flow and may cut hourly fuel use by 3–4%. A key factor in optimizing true airspeed (TAS) in relation to fuel-specific consumption is operating altitude. Although it can fly as high as FL350, the best balance between speed and fuel economy is achieved when the aircraft is operating in the FL270–FL290 range.

Some heavy charter operators may opt for slightly lower altitudes to minimize delays from air traffic control in congested airspace. These operational trade-offs highlight the King Air’s flexibility but also highlight inherent characteristics compared to faster light jets, such as slower block times and propeller vibration, which could increase cabin refurbishment costs over the aircraft’s life cycle.

King Of The Hill: Competition Comparison

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The King Air is a popular choice for potential buyers when considering alternative aircraft in the light jet and high-performance single-engine turboprop categories. A Pilatus PC-12 NGX, priced at approximately $5.85 million, is a competitor in the turboprop market, but it is a single-engine aircraft, which may be a consideration for operators preferring twin-engine platforms.

The PC-12 forfeits cabin pressurization redundancy offered by the King Air. In the light jet space, the Cessna Citation M2 is a popular entry-level option, with a new price point near $5.6 million. The M2 cruises faster than the King Air, but requires longer runways and extra planning at airports with 5,000-foot strips.

The Epic E1000 GX, another high-performance single-engine turboprop, offers a similar capital cost. However, it lacks the extensive global support network provided by Textron Aviation for the King Air fleet and is more payload-limited.

The Bottom Line

Credit: Beechcraft – Textron

Textron Aviation is exploring new innovations within the King Air platform, including hybrid-electric assist technology and compatibility with Sustainable Aviation Fuel ( SAF). The next-generation King Air aims to reduce fuel burn and align with industry efforts towards sustainable aviation.

The platform is expected to enhance compatibility with Sustainable Aviation Fuels, with Retrofit Supplemental Type Certificates allowing a blend of SAF. Its strong value retention, which offsets operating costs, makes it a more attractive long-term investment. The King Air’s cost-effectiveness is expected to remain competitive beyond 2030, provided it continues to deliver incremental updates in avionics and engine sustainability packages.