From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Comparative table of vehicle performance metrics for different models, with a note on test results.
| Identifier | ExFiles\Box 123\3\ scan0010 | |
| Date | 20th June 1933 | |
| -2- Hs{Lord Ernest Hives - Chair}/Ru.1/KT.20.6.33. | Wt. Cwts. | Engine c.c. | Axle Ratio | Wheel Rad. | Max. MEP. | Acc. fig. of merit engine cc. x alxe ratio x MEP / Wt. x wheel rad. | Max. MPH. at max. engine speed. | |---|---|---|---|---|---|---| | J.3. | 35 | 4464 | 4.1 | 14.7 | 115 | 41.0 | 78 | | P.2.Cont. | 48 | 7668 | 3.41 | 16.5 | 110 | 36.3 | 86 | | P.2.J.3. | 40 | 8100 | 3.00 | 14.7 | 115 | 47.5 | 90 | This is confirmed by comparative tests which shew J.3. to have considerably better accelerating than the latest continental Phantom. The new 4 1/4 litre Terraplane is better than J.3., but we should beat it comfortably with our P.2.J.3. with a 3/1 axle ratio. Hs{Lord Ernest Hives - Chair}/Rn.{Mr Robinson} | ||