The vivo S1 Pro was only announced on Monday but it's already available for purchase in China via the company's site. The Pro is identical in appearance to the regular vivo S1 with the real differences coming under the hood. The phone packs a Snapdragon 675 SoC compared to alongside 6GB or 8GB RAM. Somewhat strangely the 8GB RAM variant comes with 128GB of storage while the 6GB RAM version packs 256GB. The S1 Pro is available in either Blue or Red and pricing for both the 6/256GB and 8/128 GB versions comes at CNY2,698 ($395/€355). The phone is built around a 6.39-inch FHD Super...