Kokiri Sword

This weapon can be bought from gondo at goron city.
It has 11 attack damage and 2 attack speed, which makes it better than a netherite sword with sharpness 5, which has 11 damage and 1.6 attack speed.
Although it cannot be enchanted so you will be missing out on fire aspect.
In addition the kokiri sword gives a speed 2 buff when held.
This makes it quite an economical alternative to netherite swords as it only costs 1,200 rupees.