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 technical specifications for various motor cars.
| Identifier | ExFiles\Box 2\9\ B002_X 156 to 158-page08 | |
| Date | 2nd July 1932 guessed | |
| CAR. | C.Cs. | Wheel-base. ft. ins. | Chassis weight. cwts. | Wt of Saloon car cwts. | Body weight cwts. | Fully Laden cwts. | Weight per litre lbs. | Litre per ton mile. | Gear ratio | Wheel Phantom 2 | 7668 | 12. 6 | 38 | 48.50 | 10.50 | 52 | 730 | 7400 | 3.72 | 7x20 Japax 3. | 4473 | 11.0 | 26 | 35 | 9 | 40.50 | 1015 | 8000 | 4.55 | 6x16 25HP. RR. | 3669 | 11.0 | 25 | 34 | 9 | 39.50 | 1208 | 6700 | 4.55 | 6.18 SILVER EAGLE Alvis 16.95 | 2146 | 9.10¼ | 19.25 | 27 | 7.75 | 32.50 | 1692 | 5800 | 5.22 | 5.25x20 Austin 16 | 2249 | 9.4 | 17.25 | 25.25 | 7.75 | 30.75 | 1530 | 6200 | 5.12 | 5x20 Chrysler 19.8 | 2794 | 9.8¼ | 20.50 | 28 | 7.50 | 33.50 | 1345 | 6700 | 4.90 | 5.5x19 Delage 16.2 | 2516 | 10.2 | - | 30 | - | 35.50 | 1584 | 5900 | 5.40 | 6x19 Essex | 2632 | 9.5 | 18.25 | 25.50 | 7.25 | 31 | 1320 | 7900 | 5.40 | 5x19 Fiat 524c | 2516 | 10.1 | - | 29 | -- | 34.50 | 1540 | 5800 | 4.70 | 5.5x18 Hillman W | 2110 | 9.3 | 19.50 | 28 | 8.50 | 33.50 | 1780 | 5800 | 5.50 | 5.25x19 Humber 16/50 | 2110 | 10 | 24 | 31 | 7 | 36.50 | 1940 | 5300 | 5.66 | 5.50x19 Lanchester 15/18 | 2504 | 9.7 | 21 | - | - | - | - | - | 4.85 | 5.25x20 M.G.6MK.2 | 2468 | 9.6 | 20.50 | 29.25 | 8.75 | 34.75 | 1575 | 5100 | 4.27 | 5x19 Sunbeam 16 | 2193 | 10.6¼ | 21 | 30 | 9 | 35.50 | 1813 | 5500 | 5.60 | 5.25x20 Talbot 75 | 2276 | 10.0¼ | 19 | 29.50 | 10.50 | 35.00 | 1725 | 5500 | 5.22 | 6x16 Vauxhall C | 2048 | 9.11 | 18 | 25 | 7 | 30.50 | 1668 | 5800 | 5.10 | 5x19 Wolseley V | 2025 | 9.9 | 17.75 | 26.25 | 8.50 | 31.75 | 1752 | 5300 | 5.25 | 5.25x18 AVERAGE. | 2927 | 9.8¼ | 19.70 | 28 | 8.15 | 33.50 | 1630 | --- | 5.15 | --- Ford. | 3043 | - | - | 22.750 | - | 28.25 | 1550 | --- | --- | --- Peregrine | 2360 | 10.0 | *19.50 | 27.50 | *8 | 33 | 1570 | 6300 | *4.75 | 5.5x17 NOTE: laden weight is obtained by adding 4 passengers effects - say 5.5 cwts. *suggested weights to be aimed at. | ||