Drone deliveries cost $30-63 per drop vs $6-10 for ground vans

The unit economics of drone delivery are upside-down compared to traditional ground delivery. In 2025, the cost per drone delivery ranges from $30 (DroneUp/Walmart's target rate) to $63 (industry average), while a ground-based last-mile delivery costs $6-10. DroneUp has publicly stated its goal of getting below $7 per delivery, but has not achieved it. This cost gap matters because drone delivery companies are subsidizing every single order to acquire customers and prove the model, burning through venture capital and corporate R&D budgets. The 'so what' is that at current economics, drone delivery only makes sense for genuinely urgent, lightweight, short-distance items -- a tiny fraction of e-commerce volume. This means the total addressable market for drone delivery is far smaller than pitch decks suggest. The structural reason this persists is a physics problem: lifting payload against gravity with battery-powered rotors is inherently less energy-efficient than rolling a package on wheels. Battery energy density improves roughly 5-8% per year, which means it will take a decade or more for the cost curve to cross over, if it ever does for most delivery scenarios.