How many Humber 15s are left in New Zealand?
Unicorn 1 in 2,337,436 on the road Built 1915-1925 Sold new in New Zealand
Updated from the NZTA Motor Vehicle Register, counted as at 31 August 2026. Recounted every month.
A mid-sized Humber from around the First World War and the early 1920s, rated at about 15 horsepower under Britain's tax formula. Humber of Coventry had grown from a bicycle maker into one of the country's larger car firms, with a name for solid, carefully finished tourers rather than speed.
Still on the road, by model year
1 from 1915 and 1 from 1925.
What Unicorn means
Spotto grades every car by how many are still registered in New Zealand. With 2 still registered, the Humber 15 is Unicorn: the grade for cars with fewer than 5 left.
By how many are left it ranks 10th of the 10 Humber models and equal 2,524th of all 2,903 cars in Spotto's catalogue.
The six grades: Common, 8,000 or more · Uncommon, 1,200 to 7,999 · Scarce, 175 to 1,199 · Rare, 25 to 174 · Super rare, 5 to 24 · Unicorn, fewer than 5.
Seen one?
Spotto grades every car on New Zealand roads by how many are still registered, down to the generation and the badge. Log the ones you spot, build a collection, and see who else has found one.