China
Consumer electronics, applied to tire pressure
Xiaomi’s compressor is the mainstream consumer choice in the cordless inflator category.
The Portable Electric Air Compressor 2.
Publishing the two figures that matter. A maximum of 150 psi and up to ten tires per charge. Between them those tell you the unit can reach any bicycle pressure comfortably and will not need charging mid-session.
A high-precision die-cast cylinder at 19 mm, which is the right size for car and road bike pressures.
The 19 mm (0.75 in) cylinder is optimized for pressure rather than volume, so a wide mountain bike tire takes noticeably longer than a road tire. That is a design trade rather than a fault, and it is worth knowing if your tires are 2.4 inches wide.
No weight is published.
For a household with a car and bikes, the pressure headroom and capacity make this a sensible single purchase. For bicycle use specifically, the Oasser in the same hub publishes speed, noise, dimensions and a 0.2 bar minimum where this publishes pressure and capacity.
150 psi · 19 mm (0.75 in) die-cast cylinder · 25% faster stated · up to 10 tires
A compact compressor with a 19 mm (0.75 in) die-cast cylinder supporting up to 150 psi, a magnetic motor the maker states is 25% faster, and up to ten tires per charge.
Best for: A household compressor with the pressure headroom for road tires and the capacity for a car.
≈ $53
