The Technoavia SP91 is a Russian single-seat aerobatic aircraft designed for precision flying, high maneuverability and competition-level aerobatic performance. Discover Technoavia SP91 aircraft for sale worldwide on AvPay. Browse active Technoavia SP91 listings and find available aircraft across the USA, North America, UK, Europe, Asia, Africa, Australia and South America. Connect directly with aircraft brokers, private sellers, flying clubs, flight schools and manufacturers. Explore the full inventory of aircraft for sale on AvPay here!
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Interesting facts about the Technoavia SP-91
✈ Technoavia developed the SP-91 as a metal, tailwheel, aerobatic monoplane with a radial engine and fixed landing gear.
✈ The design team led by V. P. Kondratyev created the SP-91 after work on the Sukhoi Su-26/29/31 aerobatic family.
✈ The SP-91 can be configured as a single-seat or two-seat aircraft in tandem; owners can reconfigure it in a short time.
✈ Many SP-91s use the Vedeneyev M-14P radial rated at 360 hp; some aircraft have M14PF upgrades that increase power.
✈ Typical aerobatic load limits reach up to +11/−9 g in the single-seat configuration; two-seat limits are commonly slightly lower.
✈ The aircraft achieves a rapid roll rate around 345 degrees per second, supporting high-energy aerobatic sequences.
✈ The SP-91 appeared internationally as the Interavia I-3 (also E-3 in some markets), helping it reach buyers outside Russia.
✈ Technoavia built a small batch of SP-91 prototypes before evolving the design into the SP-95 production variant.
Technoavia SP-91 Specifications
Information provided here is a guide only. Do not use this data for flight planning or aircraft operations. Variants, modifications, equipment, and age will affect performance and weights. Confirm precise specifications with the seller, manufacturer, or your aviation authority.
Length: 6.72 m (22 ft 1 in)
Wingspan: 8.10 m (26 ft 7 in)
Height: 2.20 m (7 ft 3 in)
Empty Weight: 730 kg (1,609 lb)
Max Take Off Weight (MTOW): 1,063 kg (2,343 lb)
Fuel Capacity: 120 L (31.7 US gal)
Max Level Speed: 320 km/h (199 mph, 173 kn)
Cruise Speed: 259 km/h (161 mph, 140 kn)
Range: 700 km (435 mi, 378 nm)
Service Ceiling: 4,600 m (15,000 ft)
Rate of Climb: 19 m/s (3,740 ft/min)
Take-off Run to 15 m (49 ft): 250 m (820 ft)
Landing Run from 15 m (49 ft): 250 m (820 ft)
FAQs About the Technoavia SP-91
How much does a Technoavia SP-91 cost?
As of 2024–2025, rare SP-91 examples typically change hands in the low to mid six figures. Expect about $200,000 to $350,000 depending on engine variant, hours, avionics, recent overhauls, and overall condition.
Is the SP-91 single-seat or two-seat?
The SP-91 supports both layouts. Owners can configure it as a single-seat aerobatic aircraft or a two-seat tandem trainer, depending on mission and equipment.
What engine does the SP-91 use?
Most aircraft use the 9-cylinder Vedeneyev M-14P radial rated at about 360 hp with a three-blade constant-speed propeller. Some aircraft have the higher-power M14PF upgrade.
What performance should buyers expect?
Typical figures include a max level speed near 320 km/h, cruise around 259 km/h, a rate of climb near 19 m/s, and aerobatic limits up to +11/−9 g (single-seat) with a roll rate around 345°/s.
How does the SP-91 differ from the SP-95?
The SP-95 is the refined production development of the SP-91. It retains the M-14P radial and aerobatic focus, adds detail improvements, and is more common on the market.
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