Stemme S-12 Twin Voyager vs Grob G 109B
Side-by-side aircraft model specifications (max across variants).
| Spec | Stemme S-12 Twin Voyager | Grob G 109B |
|---|---|---|
| ICAO type | S12S | G109 |
| MTOW | 900 kg | 800 kg |
| Range | 950 nm | 970 nm |
| Cruise speed | 120 kt | 103 kt |
| Service ceiling | 30,000 ft | 18,000 ft |
| Max seats | 2 | 2 |
| Length | 8 m | 8 m |
| Wingspan | 25 m | 17 m |
Stemme S-12 Twin Voyager
Grob G 109B