Siai-Marchetti SF-260 vs Slingsby T-67 Firefly

The Slingsby T-67 Firefly and SIAI-Marchetti SF.260 are military-grade piston trainers — the Firefly an all-composite fully-aerobatic fixed-gear side-by-side; the SF.260 a faster retractable flat-engine speedster with fighter-like handling.

Safety Record

Absolute counts scale with fleet size — the most-produced types log more events without being less safe. Compare the % fatal.

NTSB (1982–now)SIAI-Marchetti SF-260Slingsby T-67 Firefly
All events2
Serious0
Fatal2
Fatalities3
% Fatal100%

Full Specs Comparison

Swipe to see all specs
Spec / Model SIAI-Marchetti SF-260 Slingsby T-67 Firefly
Price Range
Category
Model Specifications
Cruise Speed 160 kts (296 km/h) 140 kts (259 km/h)
Range 890 nm (1,648 km) 407 nm (754 km)
Max Gross Weight 2,646 lbs (1,200 kg) 2,550 lbs (1,157 kg)

Which Should You Buy: SIAI-Marchetti SF-260 or Slingsby T-67 Firefly?

Bottom line: Choose the SF.260 for speed and crisp fighter-like handling (retractable). Choose the Slingsby Firefly for composite construction, fully-aerobatic fixed-gear simplicity and a strong training pedigree at typically lower cost — a capable trainer where outright speed isn't the priority.

Pick the SF-260 if…

  • Faster cruise — 160 kts vs 140 kts.
  • Longer range — 890 nm vs 407 nm.

Pick the T-67 Firefly if…

Auto-generated from current market data and published specs. Confirm with a pre-buy inspection and professional appraisal.

Frequently Asked Questions

Which is better, SIAI-Marchetti SF-260 or Slingsby T-67 Firefly?
It depends on your mission and budget. The SF-260 cruises at 160 kts with 890 nm range. The T-67 Firefly cruises at 140 kts with 407 nm range. Review the specs table above to find which fits your flying profile.
How do prices compare?
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between SIAI-Marchetti SF-260 and Slingsby T-67 Firefly?
Cruise: 160 vs 140 kts. Range: 890 vs 407 nm.
Which is cheaper to operate per hour?
Variable cost includes fuel, reserves and overhaul accruals. Annual fixed costs (hangar, insurance, annual inspection) add to the total.
Which has more seats and useful load?
Useful load = max gross weight minus empty weight; it determines how much fuel plus payload you can carry.
How does maintenance compare — TBO and overhaul cost?
Reaching the time-between-overhaul (TBO) triggers a mandatory engine/airframe rebuild that affects resale value.
Disclaimer: All prices and cost estimates are from third-party sources for informational purposes only. Always obtain professional appraisal and inspection before purchase.
Prices updated daily · Data: FAA Registry, NTSB · About our data