The weight of a real samurai sword, such as a katana, can vary depending on several factors, including the specific design, craftsmanship, and historical period. On average, a katana typically weighs between 2.2 to 3.3 pounds (1 to 1.5 kilograms).

The weight of a katana is carefully balanced to provide optimal handling and maneuverability. The blade of a katana is typically made of a combination of hard and soft steel, which helps achieve the desired balance of strength and flexibility.

While the average weight of a katana falls within the range mentioned above, it's important to note that individual swords can vary in weight depending on factors such as the length and thickness of the blade, the type of steel used, and the specific craftsmanship of the swordsmith.

Furthermore, the weight of a katana can also be influenced by the preferences of the sword owner or collector. Some individuals may prefer a slightly lighter or heavier sword based on their intended use or personal preferences.

In summary, a real samurai sword, such as a katana, typically weighs between 2.2 to 3.3 pounds (1 to 1.5 kilograms). However, individual swords can vary in weight based on factors such as design, materials, craftsmanship, and personal preferences.