Performance Review: Alfa-Romeo Stelvio Quadrifoglio 2.9 V6 Bi Turbo - [2018]

Figures & Specs Summary:

Alfa-Romeo Stelvio Performance Review.

Introduction:

This edition of the Alfa-Romeo Stelvio Quadrifoglio 2.9 V6 Bi Turbo is the 8 speed / Auto version and was first brought out in 2018. This was at around the same time as the introduction of the 2019 Pininfarina Battista 1900 and the 2019 Bugatti Chiron Sport 110 ans Bugatti.This particular Alfa-Romeo Stelvio has a 2891cc Turbo Petrol powerplant with 6 cylinders in a V formation.

Alternative Petrol V6's includes the 2014 Radical RXC 3.5 V6 Twin Turbo

The Stelvio shares its Petrol V6 engine configuration with the likes of the 2014 Radical RXC 3.5 V6 Twin Turbo and the 2015 Radical RXC Turbo 500 3.5 V6. If you're looking for other fast cars which share the Stelvio's All Wheel Drive, SUV combination then how about the or the .

Power and Weight:

Weighing in at 1905 kgs (4199 lbs) this makes the Alfa-Romeo Stelvio Quadrifoglio 2.9 V6 Bi Turbo in the same weight category as the 2021 BMW 5 Series M5 CS 4.4 V8 Turbo F90 or the give or take 50kg.

The Alfa-Romeo Stelvio shares the same bhp with the 2024 Ford Mustang Dark Horse 5.0 V8 (500 bhp)

In terms of power the 2891cc 32V V6 engine produces 503 bhp (375 kW) @ 6500 rpm similar to the 2024 Ford Mustang Dark Horse 5.0 V8 (500 bhp) or the 2023 Porsche Boxster Spyder RS 4.0 982 (493 bhp).

The Turbo V6 throws out 443 lb-ft (600.6 Nm) @ 2500 rpm placing it with cars of similar torque performance figures such as the 2024 Ford Mustang Dark Horse 5.0 V8 (418 lb-ft) or the 2023 Porsche Cayenne S 4.0 V8 Turbo (443 lb-ft).

Power to Weight:

If one combines the weight with power or torque performance for the Alfa-Romeo Stelvio you can get a better idea of it's real world performance.

The 2013 Mercedes C Class 63 AMG Edition 507 (289.0 bhp per ton) has similar Bhp Per Ton stats as the Alfa-Romeo Stelvio.

The Alfa-Romeo Stelvio has a Power to weight ratio of 264.0 bhp per ton and 232.5 lb-ft per ton. Bhp Per Ton figures of the 2018 Stelvio competing with the 2013 Mercedes C Class 63 AMG Edition 507 (289.0 bhp per ton) or the 2004 TVR T350 T 3.6 (289.0 bhp per ton).

Power to Weight(cont.):

If you agree with the late great Carroll Shelby then arguably an even better indicator of potential performance, Torque. Use weight as well and you end up with - Torque per ton, with the Alfa-Romeo Stelvio generating around 232.5 lb-ft per ton. If you're curious as to what other cars have as much torque to weight then look no further than the 2012 BMW 6 Series M6 Gran Coupe 4.4 V8 (257.4 lb-ft per ton) or the 2010 Bentley Continental SuperSports Flying Star (257.0 lb-ft per ton).

Acceleration:

With a 0-60mph time of 3.70 secs or a 0-100km/h (0-62mph) of 3.8 secs, this made the Alfa-Romeo Stelvio Quadrifoglio 2.9 V6 Bi Turbo as fast as the 2022 BMW 8 Series M850i xDrive 4.4 V8 Turbo G15 (3.70 secs) the 2022 Ford Mustang Shelby GT500 (3.70 secs) the 2021 Porsche 911 GT3 Touring 992 (3.70 secs) the or the 2021 Porsche 911 GT3 992 (3.70 secs). This Alfa-Romeo Stelvio Quadrifoglio 2.9 V6 Bi Turbo is also faster than the 2023 BMW X5 M Competition 4.4 Turbo F95 (3.80 secs) the 2022 Porsche 911 Carrera T 3.0 Turbo PDK 992 (3.80 secs) the 2021 BMW i4 M50 (3.80 secs) the and the 2021 Mercedes SL Class 55 4Matic+ 4.0 V8 Twin Turbo (3.80 secs).

Quarter Mile time is a close race between the Stelvio and the 1968 Dodge Coronet Hardtop R/T 7.2L V8 440

When talking about the performance of the Alfa-Romeo Stelvio on the drag strip it can reach a quarter mile in an estimated 12.36 secs @ 110.7 mph. Similar performance down the quarter mile can be found with the the 1968 Dodge Coronet Hardtop R/T 7.2L V8 440 (12.30 secs), the 2013 BMW 5 Series 550i xDrive F10 (12.30 secs), and the 1994 Audi 80 RS2 Avant (12.31 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 2018 version of the Alfa-Romeo Stelvio Quadrifoglio 2.9 V6 Bi Turbo has a maximum speed of 176mph.

Top Speed of the 2018 Stelvio equals the 2017 Aston-Martin DB11 4.0 V8 Twin Turbo (187 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 2018 Alfa-Romeo Stelvio Quadrifoglio 2.9 V6 Bi Turbo then how about the 2017 Aston-Martin DB11 4.0 V8 Twin Turbo (187 mph), the 2017 Maserati GranTurismo MC 4.7 V8 (187 mph), or the 2015 Bentley Bentayga 6.0 W12 Bi Turbo (187 mph).

Related Links:

2018 Stelvio Rivals List.

A Brief History of Alfa-Romeo

Car Comparison