| Model | Year | Engine power | Displacement | Top speed | 0-100 km/h (0-62 mph) |
|---|---|---|---|---|---|
| Armstrong Siddeley 17 | 1936 | 45 kW | 2396 ccm | - | - |
| Armstrong Siddeley 17 | 1935 | 45 kW | 2396 ccm | - | - |
| Armstrong Siddeley 17 | 1934 | 45 kW | 2394 ccm | - | - |
| Armstrong Siddeley 30 | 1924 | 93 kW | 4960 ccm | - | - |
| Armstrong Siddeley 30 | 1923 | 93 kW | 4960 ccm | - | - |
| Armstrong Siddeley 30 | 1922 | 93 kW | 4958 ccm | - | - |
| Armstrong Siddeley 30 | 1921 | 93 kW | 4960 ccm | - | - |
| Armstrong Siddeley 30 | 1920 | 93 kW | 4960 ccm | - | - |
| Armstrong Siddeley 18 MK II | 1925 | 93 kW | 2872 ccm | 106 km/h | - |
| Armstrong Siddeley 30 | 1919 | 93 kW | 4960 ccm | 106 km/h | - |
| Armstrong Siddeley Sapphire | 1953 | 94 kW | 3435 ccm | 141 km/h | - |
| Armstrong Siddeley Special | 1932 | 93 kW | 4968 ccm | 141 km/h | - |
| Armstrong Siddeley Sapphire 234 | 1958 | 214 kW | 2290 ccm | 155 km/h | - |
| Armstrong Siddeley Sapphire 234 | 1955 | 89 kW | 2290 ccm | 155 km/h | - |
