What is day-supply?
Day Supply by Automaker – January 2019
In the automotive world day supply is the number of days it takes for an automaker to run out of new inventory to sell.
In other words, if the factory shuts down and no new vehicles are coming off the assembly line, based on consumer demand the automaker will sell out in …xx…. days.
Day supply is an indicator of how strong demand is for a brand and help manufacturers forecast production timelines.
For January 2019, the manufacturers with the lowest day supply are:
| Rank | Brand | Day Supply |
| 1 | Suabru | 26 |
| 2 | BMW | 37 |
| 3 | Audi | 37 |
| 4 | Infiniti | 40 |
| 5 | Land Rover | 42 |
2019 Automotive Day Supply Chart
For January 2019, the manufacturers with the highest day supply are:
| Rank | Brand | Day Supply |
| 1 | Fiat | 194 |
| 2 | Volkswagen | 129 |
| 3 | Buick | 112 |
| 4 | Mitsubishi | 109 |
| 5 | Mini | 102 |
Day Supply for January Year over Year, 2015 to 2019
Day supply remains consistent, for the last 5 years it fluctuated only by 2 days.
This is an indication of a stable supply/demand equilibrium in the auto market.
| Year | January Day Supply |
| 2015 | 61 |
| 2016 | 61 |
| 2017 | 63 |
| 2018 | 61 |
| 2019 | 62 |
