| Brand | Model | Year | Status | Auction name | Details |
|---|---|---|---|---|---|
| Napier T75 Speedster 1921 Sold RM/Sotheby's Hershey (October 5, 2022) |
T75 Speedster | 1921 | Sold | RM/Sotheby's Hershey (October 5, 2022) | |
| Napier Type 23A 45HP Tourer 1908 Not Sold Bonhams Amelia Island (March 2, 2023) |
Type 23A 45HP Tourer | 1908 | Not Sold | Bonhams Amelia Island (March 2, 2023) | |
| Napier 15 hp 1912 Sold Bonhams The Beaulieu Sale (September 5, 2015) |
15 hp | 1912 | Sold | Bonhams The Beaulieu Sale (September 5, 2015) | |
| Napier 15 HP Victoria 1911 Sold RM/Sotheby's Amelia Island (March 8, 2019) |
15 HP Victoria | 1911 | Sold | RM/Sotheby's Amelia Island (March 8, 2019) | |
| Napier Bluebird 1921 Sold Bonhams The Beaulieu Sale (September 2, 2017) |
Bluebird | 1921 | Sold | Bonhams The Beaulieu Sale (September 2, 2017) | |
| Napier Type 23A 45HP Tourer 1908 Not Sold Bonhams Gilded Age (April 27, 2024) |
Type 23A 45HP Tourer | 1908 | Not Sold | Bonhams Gilded Age (April 27, 2024) | |
| Napier 15hp Four-Cylinder Rear-Entrance Tonneau 1904 Sold Bonhams The Golden Age of Motoring (November 4, 2022) |
15hp Four-Cylinder Rear-Entrance Tonneau | 1904 | Sold | Bonhams The Golden Age of Motoring (November 4, 2022) | |
| Napier 15hp 1913 Sold Richard Edmond Chippenham (March 4, 2017) |
15hp | 1913 | Sold | Richard Edmond Chippenham (March 4, 2017) | |
| Napier 15 hp 1913 Sold Bonhams The Beaulieu Sale (September 3, 2016) |
15 hp | 1913 | Sold | Bonhams The Beaulieu Sale (September 3, 2016) | |
| Napier 15hp Doctor's Coupé 1913 Sold Bonhams Beaulieu MPH 2021 (September 5, 2021) |
15hp Doctor's Coupé | 1913 | Sold | Bonhams Beaulieu MPH 2021 (September 5, 2021) |