Triumph TR5

vs

Triumph TR7

UK vs UK — 1967 vs 1975

Triumph TR5 (1967)
Triumph TR7 (1975)
Specifications
TR5 PI Fuel-InjectedTR7 Drophead
Horsepower150 hp92 hp
Torque165 lb-ft112 lb-ft
Engine Size2,498 cc1,998 cc
0-60 mph8.8 sec9.1 sec
Top Speed122 mph109 mph
¼ Mile16.5 sec17.0 sec
Weight2,342 lbs2,238 lbs
Wheelbase2,235 mm2,159 mm
Length3,962 mm4,064 mm
Units Produced2,947112,368
Original MSRP$3,400$7,000
Value (Excellent)$90,000$25,000
Collectibility8/104/10
Rarity7/103/10
The Verdict

The 1967 Triumph TR5 PI Fuel-Injected holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1975 Triumph TR7 Drophead brings better value and remains a compelling choice for enthusiasts who value Triumph heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.

Overview

Within the Triumph stable, the 1967 Triumph TR5 PI Fuel-Injected and 1975 Triumph TR7 Drophead represent different approaches to performance and purpose. Both carry the Triumph badge, yet each carves out its own distinct identity. The 1967 Triumph TR5 PI Fuel-Injected holds a clear advantage in raw power with 150 hp compared to 92 hp, a 58-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Triumph TR5 uses a Inline-6 OHV displacing 2,498 cc, while the Triumph TR7 relies on a Inline-4 OHC with 1,998 cc. In the sprint to 60 mph, the 1967 Triumph TR5 PI Fuel-Injected edges ahead at 8.8 seconds versus 9.1 seconds. Rarity plays a significant role here — with only 2,947 units built, the 1967 Triumph TR5 PI Fuel-Injected is considerably scarcer than the Triumph TR7's 112,368 examples. On the collector market, the 1967 Triumph TR5 PI Fuel-Injected commands a significant premium over the 1975 Triumph TR7 Drophead, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1967 Triumph TR5 PI Fuel-Injected rates higher among enthusiasts and auction houses.