Alvis Speed 20/25

vs

Alvis TD21

UK vs UK — 1932 vs 1958

Alvis Speed 20/25 (1932)
Alvis TD21 (1958)
Specifications
Speed 20/25 Vanden Plas TourerTD21
Horsepower110 hp
Torque166 lb-ft
Engine Size3,571 cc2,993 cc
Top Speed93 mph
Weight3,360 lbs
Wheelbase3,175 mm
Length4,572 mm
Units Produced1,680
Value (Excellent)$400,000
Collectibility8/105/10
Rarity8/105/10
The Verdict

It's a closely fought contest. The 1932 Alvis Speed 20/25 Vanden Plas Tourer brings stronger collectibility to the table, and the 1958 Alvis TD21 answers with its own distinct appeal. Both are excellent machines that reward their owners in different ways — there's no wrong answer here.

Overview

Alvis has long offered a diverse lineup, and comparing the 1932 Alvis Speed 20/25 Vanden Plas Tourer with the 1958 Alvis TD21 highlights the breadth of the marque's engineering philosophy. Both cars represent compelling choices in their respective segments. From a collectibility standpoint, the 1932 Alvis Speed 20/25 Vanden Plas Tourer rates higher among enthusiasts and auction houses.