Scheibe SF-25 Falke vs Stemme S12

The SF25 Falke and Stemme S12 are motorgliders at opposite ends — the Falke an economical fixed-prop touring trainer, the S12 a high-performance self-launching cruiser with retractable nose-prop.

Live Market Snapshot

Current asking-price market, aggregated across multiple marketplaces · refreshed daily

Scheibe SF-25 Falke

No active listings right now.

Stemme S12
For sale now
3
Model years available
2020–2023

Live data from AeroGurus, aggregated daily across the used-aircraft market. Figures are current asking prices, not appraisals — confirm with a pre-buy inspection.

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)Scheibe SF-25 FalkeStemme S12
All events1
Serious0
Fatal1
Fatalities2
% Fatal100%

Full Specs Comparison

Swipe to see all specs
Spec / Model Scheibe SF-25 Falke Stemme S12
Stemme S12
View 1 listings →
Median $520,098
Price Range $412,010 – $628,187
Category Gliders
Model Specifications
Seats 2 2
Horsepower 80 HP 115 HP
Cruise Speed 97 kts (180 km/h) 140 kts (259 km/h)
Range 380 nm (704 km) 930 nm (1,722 km)
Service Ceiling 14,000 ft (4,267 m) 18,000 ft (5,486 m)
Max Gross Weight 1,433 lbs (650 kg)
Useful Load 450 lbs (204 kg) 500 lbs (227 kg)
Fuel Burn 4.5 GPH (17 L/h) 5.0 GPH (19 L/h)
Engines 1 x Piston 1 x Piston

Which Should You Buy: Scheibe SF-25 Falke or Stemme S12?

Bottom line: Choose the SF25 Falke for low-cost club touring and training; choose the Stemme S12 for high soaring performance and long powered range. Falke = economy/club; S12 = performance/range.

Pick the SF-25 Falke if…

Pick the S12 if…

  • Faster cruise — 140 kts vs 97 kts.
  • Longer range — 930 nm vs 380 nm.

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

Frequently Asked Questions

Which is better, Scheibe SF-25 Falke or Stemme S12?
It depends on your mission and budget. The SF-25 Falke cruises at 97 kts with 380 nm range. The S12 cruises at 140 kts with 930 nm range. Review the specs table above to find which fits your flying profile.
How do prices compare?
Stemme S12: from $400,000. Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Scheibe SF-25 Falke and Stemme S12?
Cruise: 97 vs 140 kts. Range: 380 vs 930 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?
SF-25 Falke: 2 seats / 450 lb useful load. S12: 2 seats / 500 lb 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