UK vs UK — 1971 vs 1975
| E-Type Series III V12 Roadster | XJ-C 5.3 V12 | |
|---|---|---|
| Horsepower | 272 hp | 285 hp |
| Torque | 304 lb-ft | 304 lb-ft |
| Engine Size | 5,343 cc | 5,343 cc |
| 0-60 mph | 6.4 sec | 7.4 sec |
| Top Speed | 150 mph | 143 mph |
| ¼ Mile | 14.5 sec | 15.5 sec |
| Weight | 3,307 lbs | 4,090 lbs |
| Wheelbase | 2,667 mm | 2,764 mm |
| Length | 4,686 mm | 4,902 mm |
| Units Produced | 15,287 | 1,855 |
| Original MSRP | $6,900 | $18,500 |
| Value (Excellent) | $180,000 | $150,000 |
| Collectibility | 9/10 | 8/10 |
| Rarity | 5/10 | 8/10 |
The 1971 Jaguar E-Type Series III V12 Roadster holds an edge across most measurable criteria, offering quicker acceleration, higher top speed, lighter weight. That said, the 1975 Jaguar XJ-C 5.3 V12 brings greater rarity and remains a compelling choice for enthusiasts who value Jaguar heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
Within the Jaguar stable, the 1971 Jaguar E-Type Series III V12 Roadster and 1975 Jaguar XJ-C 5.3 V12 represent different approaches to performance and purpose. Both carry the Jaguar badge, yet each carves out its own distinct identity. On paper, the two are remarkably close in power output, with the 1971 Jaguar E-Type Series III V12 Roadster producing 272 hp and the 1975 Jaguar XJ-C 5.3 V12 delivering 285 hp. In the sprint to 60 mph, the 1971 Jaguar E-Type Series III V12 Roadster edges ahead at 6.4 seconds versus 7.4 seconds. The Jaguar E-Type carries a weight advantage, tipping the scales 783 lbs lighter. Rarity plays a significant role here — with only 1,855 units built, the 1975 Jaguar XJ-C 5.3 V12 is considerably scarcer than the Jaguar E-Type's 15,287 examples. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference.