2003 Z4
2.5SI
2.5L 6-cyl · Gasoline · Drive not recorded 1 pattern · View specs
4USBT334-3 →
1,899 VINs in our data
184 hp · Convertible
$10,425 median asking price
124 price observations · Updated Oct 25, 2026
THE SPECS GUIDE
2003 BMW Z4
Find your trim. See what changes.
Compare recorded engines, drivetrains and specifications, then open the VIN pattern that matches your car.
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Use its full VIN to look up the vehicle and check the recorded specifications.
SIDE BY SIDE
Compare the details
Choose up to three VIN patterns. Each column describes one recorded pattern.
Swipe the table sideways to compare vehicles. Specification names stay visible.
| Specification | 2.5SI 4USBT334-3 | 3.0SI 4USBT534-3 |
|---|---|---|
| Engine | 2.5L 6-cyl | 3L 6-cyl |
| Power | 184 hp | 225 hp |
| Fuel | Gasoline | Gasoline |
| Body | Convertible | Convertible |
| Median asking price | $10,425 | $9,178 |
| Price observations | 124 | 89 |
| Price sample updated | Oct 25, 2026 | Oct 25, 2026 |
Missing data does not mean a feature is absent. Prices are advertised asking prices for each pattern’s own sample, not completed sale prices or a trim-wide average.
EXPLORE THE LINEUP
Find your Z4
Grouped by recorded trim, with engine and drive variants underneath. Open a variant to see every source pattern.
2003 Z4
3.0SI
3L 6-cyl · Gasoline · Drive not recorded 1 pattern · View specs
4USBT534-3 →
1,232 VINs in our data
225 hp · Convertible
$9,178 median asking price
89 price observations · Updated Oct 25, 2026
Source: manufacturer specifications decoded through NHTSA vPIC, alongside VIN and listing records in our dataset. Trim groups are for browsing; shared labels do not establish identical equipment. Confirm options on the specific vehicle.
THE MARKET VIEW
What are 2003 Z4s listed for?
Explore model-year asking prices and available market history.
BEFORE YOU CHOOSE
Go beyond the spec sheet
Equipment, fuel economy and safety results can vary with the vehicle’s engine, drivetrain and options.
Safety & recalls
Check the tested body style and drivetrain before comparing crash ratings.
Check NHTSA ratings → Check recalls by VIN →Fuel economy
Match the engine and drivetrain to an EPA entry. A model-year fuel estimate may describe a different variant from yours.
Find the matching EPA vehicle →Prices across model years
Compare current asking-price samples. Differences between model years are not a forecast of how one car will depreciate.
Asking-price history →