I guess a “journey” is well-defined — with a long rest at the end, before next journey starts.
Car is about 10 times worse than bus in terms of fatality.
Bus is the safest overall. (Excluding the notorious motorcycle) Bicycle is the most deadly.
| Mode of transport | Deaths per billion journeys | Deaths per billion hours | Deaths per billion kilometres |
|---|---|---|---|
| Criteria JJourney | Criteria T | Criteria DDistance | |
| Bus | 4.3 | 11.1 | 0.4 |
| Rail | 20 | 30 | 0.6 |
| Car | 40 | 130 | 3 |
| Air #longer, fewer trips | 117 | 31 | 0.05 |
| Cycling | 170 | 550 | 45 |
| Motorcycle | 1640 | 4840 | 109 |