Alfa Romeo P3

vs

Alfa Romeo 159

Italy vs Italy — 1932 vs 2005

Alfa Romeo P3 (1932)
Alfa Romeo 159 (2005)
Specifications
P3 Tipo B Grand Prix159 3.2 JTS V6 Q4
Horsepower215 hp260 hp
Torque237 lb-ft
Engine Size2,654 cc3,195 cc
0-60 mph6.7 sec
Top Speed162 mph152 mph
¼ Mile15.0 sec
Weight1,543 lbs3,671 lbs
Wheelbase2,650 mm2,700 mm
Length3,950 mm4,660 mm
Units Produced6
Value (Excellent)$40,000,000$25,000
Collectibility10/105/10
Rarity10/106/10
The Verdict

It's a closely fought contest. The 1932 Alfa Romeo P3 Tipo B Grand Prix brings higher top speed, lighter weight, stronger collectibility to the table, and the 2005 Alfa Romeo 159 3.2 JTS V6 Q4 answers with more power, better value. Both are excellent machines that reward their owners in different ways — there's no wrong answer here.

Overview

Alfa Romeo has long offered a diverse lineup, and comparing the 1932 Alfa Romeo P3 Tipo B Grand Prix with the 2005 Alfa Romeo 159 3.2 JTS V6 Q4 highlights the breadth of the marque's engineering philosophy. The 2005 Alfa Romeo 159 3.2 JTS V6 Q4 holds a clear advantage in raw power with 260 hp compared to 215 hp, a 45-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Alfa Romeo P3 uses a Straight-8 DOHC Supercharged displacing 2,654 cc, while the Alfa Romeo 159 relies on a V6 DOHC 24V with 3,195 cc. The 1932 Alfa Romeo P3 Tipo B Grand Prix claims a higher top speed at 162 mph compared to 152 mph. The Alfa Romeo P3 carries a weight advantage, tipping the scales 2128 lbs lighter. On the collector market, the 1932 Alfa Romeo P3 Tipo B Grand Prix commands a significant premium over the 2005 Alfa Romeo 159 3.2 JTS V6 Q4, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1932 Alfa Romeo P3 Tipo B Grand Prix rates higher among enthusiasts and auction houses.