Audi RS4 B5: The Collector's Dream Becomes Reality
The Last “Real” RS4
The Audi RS4 B5 (2000-2001) is a phenomenon: Only about 6,000 units were built, and prices are continuously rising. An analysis of this special vehicle.
What Makes the RS4 B5 Special
The 2.7 Biturbo
| Property | Value |
|---|---|
| Engine | 2.7 V6 Biturbo |
| Power | 380 hp |
| Torque | 440 Nm |
| 0-100 km/h | 4.9 seconds |
| Drive | quattro AWD |
The engine is based on the S4 unit but was extensively reworked: larger turbos, reinforced connecting rods, modified camshafts.
Limited Production
- Production period: Only 18 months
- Total production: ~6,000 units
- Body variants: Only Avant (wagon)
- Exclusivity: One of the rarest RS models
Current Market Situation
Price Development
Our data shows a dramatic increase:
- Average price: €45,678
- Minimum: €28,000 (high km, maintenance backlog)
- Maximum: €85,000 (collector examples)
- Trend: +20% in 2 years
International Perspective
According to CLASSIC.COM, top examples in the USA reach up to $175,000. The European market is following this trend.
Why Prices Are Exploding
1. Unique Combination
The RS4 B5 combines:
- Quattro AWD for daily usability
- V6 biturbo power
- Practical Avant body
- Subtle design without aggression
2. Collector Status
The RS4 B5 is considered the beginning of the “modern” RS era. It has achieved cult status.
3. No Real Alternative
No other vehicle of its time offers this combination of performance, AWD and practicality.
Buying Guide
Known Weaknesses
Engine:
- Turbos (originals becoming scarce)
- Intake manifold side covers (crack)
- Crankcase ventilation
Drivetrain:
- Transfer case (seals)
- Haldex unit requires regular service
- Driveshaft (U-joints)
Body:
- Front fenders (stone chips)
- Sills under covers
- Wheel arches
Buying Criteria
- Complete history is mandatory at this price level
- Compression test should be done on every example
- Turbo check: Play, oil consumption, boost pressure
- Rust-free body: At this value, corrosion is unacceptable
Cost Reality
Running Costs
| Item | Annual |
|---|---|
| Insurance | €1,500-3,000 |
| Maintenance | €2,000-4,000 |
| Wear items | €1,500-3,000 |
| Reserves | €3,000-5,000 |
Total budget: Plan for at least €8,000-15,000/year.
Expensive Repairs
- Turbochargers (set): €4,000-8,000
- Transmission rebuild: €3,000-6,000
- Engine overhaul: €8,000-15,000
Investment Perspective
Comparison with Other Sports Cars
| Model | Avg Price 2020 | Avg Price 2025 | Increase |
|---|---|---|---|
| Audi RS4 B5 | €32,000 | €45,678 | +43% |
| BMW E39 M5 | €25,000 | €34,989 | +40% |
| Mercedes W210 E55 AMG | €18,000 | €26,500 | +47% |
The RS4 is developing parallel to the competition but remains the most expensive.
Forecast
- Short-term (1-2 years): Further 10-15% increase
- Medium-term (5 years): Average above €60,000
- Long-term: Establishment as collector vehicle at Porsche level
Recommendations
For Buyers
- Calculate budget generously: €50,000+ for good examples
- Definitely consult an expert: RS4 specialists know all the tricks
- History is everything: Without documentation, devalue drastically
- Original is better: Tuning reduces collector value
For Owners
- Keep it original: No modifications that are reversible
- Document: Every service, every repair
- Store properly: Dry, temperature-controlled garage
- Drive regularly: Avoid storage damage
Conclusion
The RS4 B5 is no longer a bargain – and never will be again. Those who want to buy should act now. Prices will continue to rise, and selection will become smaller.
For existing owners: You’ve already won. Take care of your vehicle, and it will prove to be an excellent investment.
Price data from our current market analysis. Details on the RS4 B5 model page.