When choosing the best inflatable boat, it is important to understand the technical specifications and how they affect the performance, durability and usability of the boat. Here is a more detailed review of the technical aspects:

1. material choice: PVC vs. Hypalon
PVC:
Advantages: Low weight and lower price. Modern PVC boats are often reinforced in exposed areas which improves durability.
Disadvantages: Less UV resistant and sensitive to temperature extremes. Has a shorter lifespan than Hypalon. Good if the boat has pressure relief valves.
Weight and thickness: Usually 0.9 mm to 1.2 mm thickness, with thicker material providing better wear resistance but increasing weight.

Hypalon:
Advantages: Extremely durable, UV resistant, and resists chemicals and oil well. Has a long lifespan, often up to 20 years.
Cons: More expensive and heavier than PVC.
Weight and thickness: Typically 1.2 mm to 1.5 mm thick, making them very durable but also heavier.

2. bottom construction
Soft Floor:
Common in smaller and cheaper boats.
Easy to assemble and transport, but less stable.
Suitable for shorter trips and lighter use.

Rigid Inflatable Boat (RIB):
Has a solid bottom, usually in fiberglass or aluminum, which gives better performance.
Heavier and more expensive, but ideal for rough seas and higher speeds.

High pressure bottom:
An inflatable bottom that combines the simplicity of a soft bottom with extra stability.
Popular in small and medium-sized boats, easy to store and transport. Perceived as a hard bottom if the thickness is 10cm.

3. hull design
V-bottom (Deep-V Hull):
Provides better stability and ability to cut through waves.
Common in larger RIBs and boats for higher speeds.

Flat Hull:
Provides a stable platform for fishing or diving in calmer waters.
Less effective in rough water.

Keel: Some boats have an inflatable keel that should improve course stability, but as they are small boats 2.3-3.5 meters, it does not give much effect and it is a part that often leaks air.

Catamaran hull:
Double hull design provides extreme stability and load capacity.
Common in specialty boats and workboats, but also in inflatable boats like Weststream.

4. equipment and accessories
Engine: Most inflatable boats can be equipped with outboard engines. Usually a maximum power (in horsepower, HP) is given for which the boat is designed. Examples:
Small boats: 2.5 to 10 HP.
Medium boats: 10-70HP
Larger RIBs: Up to 100 HP or more.

Valve system: The quality of the valves is critical to maintain air pressure. Boats with multiple valves and high-quality systems that do not leak. Rubber boats with multiple sections are a great advantage as they are significantly better than without for safety reasons.

D-rings and mooring points: To attach cargo, towlines or accessories such as biminis.

5. Performance and capacity
Load capacity: The maximum weight the boat can handle, including passengers and cargo. Make sure you don’t exceed this limit for safety.
Air pressure: Standard air pressure is usually between 2.5 and 3.5 PSI, but high-pressure models can go up to 8 PSI, providing increased stiffness and performance.
Size: Length affects the boat’s ability to handle waves, maneuverability and space on board.

Conclusion
The choice of inflatable boat should be based on a balance between price, durability, performance and specific uses. By carefully considering material choices, bottom construction, hull design and other technical details, you can find a boat that best suits your needs.