Alpina Roadster S

Alpina Roadster S

Alpina

MarqueAlpina
Production2004–2006
Engine3.4 L E5/2 I6

About the Alpina Roadster S

The Alpina Roadster S is a sports car manufactured by the German automobile manufacturer Alpina from 2003 to 2007. Based on the BMW Z4 (E85), the Roadster S was unveiled at the 2003 Frankfurt Motor Show.

From the Wikipedia article Alpina Roadster S, CC BY-SA.

Among the 31 Alpina entries in the MotorJury library, the Alpina Roadster S holds its own page in a catalogue built to record every car ever made, from series production to one-off concepts. The record places its introduction in 2004. The photography on this page is hotlinked from Wikimedia Commons under an open licence, with the photographer credited on every frame.

The era it was born into

To read the Alpina Roadster S properly it helps to place it in its decade. The 2000s were the decade of electronics — stability control, dual-clutch gearboxes and the first serious hybrids arrived while platform-sharing consolidated the industry into a handful of giants. Any car launched into that world was shaped by it — by what materials, engineering and regulation allowed, and by what buyers of the day demanded. Its direct contemporaries in this catalogue, introduced within three years of it, include the Suzuki Motor Corporation Suzuki Swift, the Ford Ford Mustang, the Chrysler Chrysler 300 — the cars a buyer of the period would actually have cross-shopped.

The numbers, read closely

On paper, the Alpina Roadster S reads like this: the record lists its engine as 3.4 L E5/2 I6; kerb weight is recorded at 1320 kg (DIN); drive goes through 6-speed ZF manual; the layout is Front-engine, rear-wheel-drive. Every figure above is a manufacturer specification carried by the Wikipedia infobox or the open Wikidata record for this model — nothing on this page is estimated, and where a source is silent the row simply does not appear.

Its place in the Alpina story

Within Alpina's own catalogue the Alpina Roadster S sits alongside the Alpina B10, the Alpina B10 (E39), the Alpina B10 Bi-Turbo, the Alpina B12. Design is credited to class = Sports car (S). Assembly is recorded at Germany: Buchloe.

How this catalogue works

This library is generated, verified and rebuilt from the open record on every deploy. The catalogue skeleton comes from Wikidata, specifications from Wikipedia's infoboxes under CC BY-SA, photography from Wikimedia Commons under each file's own licence, and the ownership data from United States federal safety records. Nothing is written by hand and nothing is invented: every fact on this page traces to a public source, and every page is rebuilt nightly as those sources improve. Errors in the source record will appear here too — and disappear the night the source is corrected.

Why concepts and prototypes are in the library

Most car databases stop at series production. This one deliberately does not, because concept cars, racing specials and cancelled prototypes are where the industry thinks out loud — the ideas tested in public years before they reach a showroom. Holding them beside the production cars they inspired makes the lineage legible: nearly every landmark road car in this library has a concept ancestor somewhere in the catalogue, and the connections run through the era links on every page.

Reading a sparse record honestly

Some pages in this library brim with specifications; others, like corners of every archive, are thin. The honest response to a thin record is to say so, not to pad it. What is shown here is exactly what the public record supports today — and because the harvest re-runs nightly, the page you are reading is the fullest version of this car's open record that existed the last time the site was built.

From catalogue to ownership

A specification sheet is only half a car's story. The other half — what breaks, what it costs to keep, which years to avoid — lives in MotorJury's ownership database, computed nightly from federal complaint and recall records and EPA economy data. Where the Alpina Roadster S was sold in the United States, its model years carry full ownership verdicts there.

Specifications

Transmission6-speed ZF manual
LayoutFront-engine, rear-wheel-drive
Body style2-door roadster
Kerb weight1320 kg (DIN)
Wheelbase2495 mm
Length4,091 mm
AssemblyGermany: Buchloe
Designerclass = Sports car (S)
Catalogue IDQ25387151

Specifications come from the Wikipedia infobox for this model (CC BY-SA) and the open Wikidata record, and are shown only where a source actually carries them — nothing here is estimated. Figures are manufacturer specifications, not measured results.

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What it costs to run

Ownership verdicts are computed from NHTSA complaint and recall records plus EPA economy data, re-priced for your country. Verdicts are published per model year as the data is ingested — browse them live, or open the true-cost calculator to price any year yourself.

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Rivals of its era

Contemporaries from other marques, introduced within three years of this car.