Launch X431 Pro Mini is the smallest in size and weight, but perform as the same functions as X431 Pro tools. More importantly, it is cheapest, price only $679.
X431 Pro 8 inch overseas version VS X431 V 8 inch tablet: they are the same one and performs as the same functions on same car brands, but labeled with different name ("V" and "Pro"). Recommend you order X431 V 8 inch tablet, it is cheaper than the overseas version.
The old X431 PRO 7inch is out of stock and be replaced by the 8inch one.