Performance comparison of weight, hill climb, and acceleration between a Phantom III 31-EX and a Lincoln V-12.
| Identifier | ExFiles\Box 91\1\ scan0185 | |
| Date | 3rd January 1936 | |
| W/S {Derby Works / Sales} - Cx. {Major Len W. Cox - Advertising Manager} X30D Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} 12/KW.3.1.36. Herewith some acceleration figures for the Ph.III which are compared with the Lincoln. As we have previously pointed out, these were taken with the 4 carburetter scheme, and the first deliveries to customers will have a single carburetter. We have no figures for the single carburetter as yet. Comparisons with Ph.III 31-EX. Complete Car Weight, full of petrol, spares tools etc. | | Lincoln V-12 | Ph.III V-12 | |-------------------|----------------------|---------------------| | | T. Cwts. Qrs. lbs. | T. Cwts. Qrs. lbs. | | Front | 1 7 0 14 | 1 3 0 7 | | Rear | 1 8 0 21 | 1 6 0 21 | | Total | 2 15 1 7 | 2 9 1 14 | Ticknall Hill. | Lincoln | Ph.III 31-EX - 48.2 secs | |---------------------|--------------------------| | Lincoln - 54.8 secs.| Accelerations - Top Gear | Range | Lincoln | Ph.III 31-EX | |---------|--------------|--------------| | 10 - 30 | 8.1 secs. | 6.16 secs. | | 10 - 40 | 12.55 " | 8.96 " | | 10 - 50 | 17.85 " | 12.43 " | | 10 - 60 | 24.25 " | 17.96 " | | 10 - 70 | 32.3 " | 23.66 " | | ||
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).