ROBBER 3E
Specifications
Hull
| LOA | 24.75 ft |
| LWL | 20 ft |
| Beam | 10 ft |
| Draft | 4.92 ft |
| Displacement | 3,406 lb |
| Ballast | 1,803.1 lb |
| Hull speed1.34·√LWL | 6.0 kn |
About the ROBBER 3E
Based on an earlier IOR 1/4 ton prototype built by the designers (1973). Built in the UK with modifications (IOR tweaks) by Stuart Jardine. Last 2 built by Thames Marine. Flush deck and blister cabin versions were advertised. Numbers unknown but rare.
Performance
ORC Performance Data(3 certificates)
Measured performance data from ORC (Offshore Racing Congress) certificates.
Polar Diagram
Boat speed (kn) vs. true wind angle. Source: ORC
Racing Ratings
Triple Number
ORC Measured
Sail Areas (ORC)
Speed Table (kn)
| TWA \ TWS | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 |
|---|---|---|---|---|---|---|---|---|---|
| 52° | 3.2 | 4.3 | 5.0 | 5.5 | 5.7 | 5.9 | 6.0 | 6.1 | 6.0 |
| 60° | 3.4 | 4.5 | 5.2 | 5.6 | 5.9 | 6.0 | 6.2 | 6.3 | 6.3 |
| 75° | 3.5 | 4.6 | 5.3 | 5.7 | 6.0 | 6.2 | 6.4 | 6.7 | 6.8 |
| 90° | 3.4 | 4.6 | 5.5 | 5.9 | 6.2 | 6.4 | 6.5 | 6.8 | 7.1 |
| 110° | 3.5 | 4.7 | 5.5 | 6.0 | 6.3 | 6.7 | 6.9 | 7.4 | 7.7 |
| 120° | 3.3 | 4.5 | 5.4 | 5.9 | 6.3 | 6.6 | 7.0 | 7.7 | 8.4 |
| 135° | 2.9 | 4.1 | 5.0 | 5.7 | 6.1 | 6.4 | 6.7 | 7.5 | 8.7 |
| 150° | 2.5 | 3.5 | 4.5 | 5.3 | 5.8 | 6.1 | 6.5 | 7.1 | 8.0 |
| Beat VMG | 2.1 | 2.8 | 3.4 | 3.8 | 4.0 | 4.2 | 4.3 | 4.3 | 4.1 |
| Run VMG | 2.1 | 3.1 | 3.9 | 4.6 | 5.2 | 5.7 | 6.0 | 6.6 | 7.2 |
Estimated Value
Limited DataEstimated Cost of Ownership
Based on 24.75ft LOA. Actual costs vary by condition, usage, and local rates.
Known Issues & Pre-Purchase Inspection
2 reported issues across 1 systems for the ROBBER 3E, compiled from owner reports in sailing forums and owner-association material.
Unlock the full inspection report
Thinking of buying a ROBBER 3E? This is an in-depth report on the faults this model is known for — so you know exactly what to check when you walk the boat. For the price of a coffee.
- ✓ All 2 specific issues — severity, symptoms & fixes
- ✓ Model-specific pre-purchase inspection checklist
- ✓ Downloadable PDF to take to your surveyor — yours to keep
One-time $2.99 · secure checkout by Stripe · instant access · 30 days online, PDF yours to keep
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