Chines smartphone maker Vivo has revealed that it is going to launch a special, all-black Mars Edition along with the earlier announced standard version of the X20 device. The images of this Mars Edition device were posted on Weibo, just a day after the company’s official account posted the teaser on the same platform, announcing that it is going to launch the X20 on September 21. As per recent leaks and rumours, Vivo X20 will reportedly come with a 5.2-inch display with aspect ratio of 18:9 with full HD resolution. A 64-bit octa-core Qualcomm Snapdragon 630 processor might power the X20. The smartphone is said to run Android 7.1.1 Nougat operating system and will be backed by a 3500mAh battery. Reports also suggest that the smartphone will sport a 24MP front shooter like the Vivo V7+.Vivo recently launched its flagship smartphone Vivo V7+ in India. Priced at Rs 21,999, the smartphone is the world’s first to sport a 24MP selfie camera with flash. The Vivo V7+ features a 5.99-inch full view HD display with 720×1440 pixel resolution and 18:9 aspect ratio. The display is made scratch resistant with a coating of Corning Gorilla Glass 3 on top. The USP of the smartphone is its front camera. The device sports a 24MP front camera with f/2.0 aperture and soft flash for low light selfies. There’s also a 16MP rear camera with f/2.0 aperture and LED flash. The camera also offers features like Face Beauty 7.0 and Portrait mode. The Vivo V7+ runs Android 7.1 Nougat operating system topped with the company’s own UI Funtouch 3.2. The smartphone is powered by an octa-core Qualcomm Snapdragon 450 processor coupled with 4GB of RAM. It offers 64GB of internal storage which can be expanded up to 256GB by adding a microSD card. The device is backed by a 3225mAh battery and offers 4G LTE, Wi-Fi, Bluetooth 4.2, FM Radio, and USB OTG as connectivity options.