Characteristics Volterra 25 ':
- Length hull: 7.40 m
- Overall length: 8,04 m
- Length floating semi-load: 7 m
- Beam hull: 2.53 m
- Light Displacement equipped: 1.840 kg
- Draft hull semi-load: 40 cm
- Engine: 190 cv diesel with 320 cv gasoline
- Materials: composites epoxy glass

Fitting & equipment:
- double cabin
- toilets
- hairdresser
- cuisinette external
- external square for 6 people
- sun bath
- beach of bath out of teak
- pilot console with instruments
- double base
- many arrangements
- room engine
- tanks fuel + water + black water
- puit with chain
- windlass