1961 Triumph TR3 vs. 1970 Triumph Stag
To start off, 1970 Triumph Stag is newer by 9 year(s). Which means there will be less support and parts availability for 1961 Triumph TR3. In addition, the cost of maintenance, including insurance, on 1961 Triumph TR3 would be higher. At 2,997 cc (8 cylinders), 1970 Triumph Stag is equipped with a bigger engine. In terms of performance, 1970 Triumph Stag (143 HP @ 5500 RPM) has 42 more horse power than 1961 Triumph TR3. (101 HP @ 4600 RPM) In normal driving conditions, 1970 Triumph Stag should accelerate faster than 1961 Triumph TR3. With that said, vehicle weight also plays an important factor in acceleration. 1970 Triumph Stag weights approximately 296 kg more than 1961 Triumph TR3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1970 Triumph Stag (234 Nm @ 3500 RPM) has 62 more torque (in Nm) than 1961 Triumph TR3. (172 Nm @ 3350 RPM). This means 1970 Triumph Stag will have an easier job in driving up hills or pulling heavy equipment than 1961 Triumph TR3.
Compare all specifications:
| 1961 Triumph TR3 | 1970 Triumph Stag | |
| Make | Triumph | Triumph |
| Model | TR3 | Stag |
| Year Released | 1961 | 1970 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2138 cc | 2997 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 143 HP |
| Engine RPM | 4600 RPM | 5500 RPM |
| Torque | 172 Nm | 234 Nm |
| Torque RPM | 3350 RPM | 3500 RPM |
| Engine Bore Size | 86 mm | 86.1 mm |
| Engine Stroke Size | 92 mm | 64.5 mm |
| Engine Compression Ratio | 9.0:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 904 kg | 1200 kg |
| Vehicle Length | 3840 mm | 4420 mm |
| Vehicle Width | 1420 mm | 1620 mm |
| Vehicle Height | 1280 mm | 1260 mm |
| Wheelbase Size | 2240 mm | 2550 mm |
| Fuel Tank Capacity | 53 L | 63 L |
