UK vs UK — 1961 vs 1961
| TR4 Standard | TR4 IRS | |
|---|---|---|
| Horsepower | 100 hp | 104 hp |
| Torque | 125 lb-ft | 128 lb-ft |
| Engine Size | 2,138 cc | 2,138 cc |
| 0-60 mph | 10.9 sec | 10.9 sec |
| Top Speed | 109 mph | 109 mph |
| ¼ Mile | 17.6 sec | 17.9 sec |
| Weight | 2,121 lbs | 2,249 lbs |
| Wheelbase | 2,235 mm | 2,235 mm |
| Length | 3,962 mm | 3,962 mm |
| Units Produced | 40,253 | 28,465 |
| Original MSRP | $2,849 | $2,800 |
| Value (Excellent) | $60,000 | $50,000 |
| Collectibility | 7/10 | 6/10 |
| Rarity | 4/10 | 4/10 |
This matchup is remarkably close. The 1961 Triumph TR4 Standard offers lighter weight, stronger collectibility, while the 1961 Triumph TR4 IRS counters with quicker acceleration. Neither holds a decisive advantage, making this a true enthusiast's dilemma. Your choice ultimately depends on which driving philosophy resonates more with you.
The Triumph TR4 lineage tells a fascinating story of automotive evolution. Comparing the 1961 Triumph TR4 Standard with the 1961 Triumph TR4 IRS reveals how Triumph refined and reimagined one of its most important nameplates over the years. On paper, the two are remarkably close in power output, with the 1961 Triumph TR4 Standard producing 100 hp and the 1961 Triumph TR4 IRS delivering 104 hp. In the sprint to 60 mph, the 1961 Triumph TR4 IRS edges ahead at 10.9 seconds versus 10.9 seconds. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference.