What difference between UWELL Crown 3 Mini & Uwell Crown 3 III

Hi vapers,
It's me again! Do you remember Uwell Crown 3 III, I have ever compared it with other product. Now, we will compare it with our new product>>UWELL Crown 3 Mini Sub Ohm Tank 2ml!

UWELL Crown 3 Mini Sub Ohm Tank 2ml-$19.99
The tank has a threaded top fill method that exposes dual fill ports for an easy pour to fill method, and includes two crown 3 plug and pull replacement mechanisms: a 0.25 ohm SUS316 parallel coil that can be ran from 80 to 90W and a 0.4 ohm kanthal parallel coil that can be run from 55 to 65W.

The  Dual Coil Atomizer Head is suitable for UWELL Crown 3 Mini >>
4pcs Uwell Crown 3 II Mini SS316L Dual Coil Atomizer Head just $9.99

Uwell Crown 3 III Sub Ohm Tank - 5.0ml-$19.99
The new coil system has been optimized for the perfect balance of vapor and flavor production. Adopting a Parallel coil structure along with a convenient plug-pull mechanism for a fast and easy replacement process. The 0.25 ohm Crown 3 SUS316 Parallel Coils features a wattage range of 80-90 watts and 0.5 ohm coils rated for 70-80 watts.

If you are the buyer, you prefer to chooose which one?  :-*