vivo S1

Like other mid-range devices from Vivo, the Vivo S1 is quite a looker. The handset features a plastic body wrapped by a layer of toughened glass and plastic panel on the rear. The phone is also offered in dual-tone color variants, Diaomond Blue and Skyline Black, thereby enhancing the overall premiums of the device. The front fascia of the Vivo S1 is dominated by the huge 6.38-inch Super AMOLED Halo FullView display that boasts of full HD+ resolution (1080x2340 pixels) and a pixel density value of 395ppi. There's a dedicated button for activating Google Assistant and an under-display optical fingerprint reader.

At the heart of the Vivo S1 is the all-important MediaTek Helio P65 chipset. This SoC which competes with the Qualcomm Snapdragon 660 is based on a 12nm manufacturing process and is an octa-core chipset that comes with six Cortex-A53 little cores operating at up to 1.7GHz and two Cortex-A75 cores operating at up to 2.0GHz. Additionally, the chipset also uses the powerful Mali-G52 MC2 GPU for graphics. While the chipset supports up to 8GB of RAM, the Vivo S1 ships with 4GB of RAM. There's 128GB of storage space on this variant of the phone. The Vivo S1 runs Android 9 Pie-based FunTouchOS 9 UI with various customisations and advanced features like Always On Display.

The camera setup on the Vivo S1 consists of a 16-megapixel primary camera (Sony IMX499 1/2.8-inch sensor with F1.78 aperture), an 8-megapixel camera with an ultrawoide-angle lens with F2.2 aperture, and a 5-megapixel camera with F2.4 aperture which performs the duty of a depth sensor. These three cameras aside, the Vivo S1 also incorporates a fourth camera at the front which happens to be a 32-megapixel unit with F2.0 aperture for selfies and video calling. The Vivo S1 also packs in a large 4500mAh battery under the hood which promises day-long battery life. It supports 18W Dual Engine fast charging, too. The handset also boasts of a wide array of connectivity options that include dual-SIM card slot, dual-band Wi-Fi b/g/n/ac, India-specific 4G LTE and VoLTE bands, microUSB 2.0 port, USB OTG, Bluetooth 5.0, FM Radio, and A-GPS.