Vivo S1 smartphone was launched in March 2019. The phone comes with a 6.53-inch touchscreen display with a resolution of 1080x2340 pixels and an aspect ratio of 19.5:9.

Vivo S1 is powered by an octa-core MediaTek P70 processor. It comes with 6GB of RAM.

The Vivo S1 runs Android Pie and is powered by a 3,940mAh battery.

As far as the cameras are concerned, the Vivo S1 on the rear packs a 12-megapixel primary camera with an f/1.78 aperture; a second 8-megapixel camera with an f/2.2 aperture and a third 5-megapixel camera with an f/2.4 aperture. It sports a 24.8-megapixel camera on the front for selfies, with an f/2.0 aperture.

The Vivo S1 runs FunTouch OS 9 based on Android Pie and packs 128GB of inbuilt storage that can be expanded via microSD card (up to 256GB). The Vivo S1 is a dual-SIM smartphone.

Connectivity options on the Vivo S1 include Wi-Fi, GPS, and USB OTG. Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and fingerprint sensor.

The Vivo S1 measures 161.97 x 75.93 x 8.54mm (height x width x thickness) and weighs 189.50 grams. It was launched in Blue and Peach Pink colours.

Vivo X27 Pro smartphone was launched in March 2019. The phone comes with a 6.70-inch touchscreen display with a resolution of 1080x2340 pixels.

Vivo X27 Pro comes with 8GB of RAM.

The Vivo X27 Pro runs Android Pie and is powered by a 4,000mAh battery.

As far as the cameras are concerned, the Vivo X27 Pro on the rear packs a 48-megapixel primary camera; a second 13-megapixel camera and a third 5-megapixel camera. The rear camera setup has autofocus. It sports a 32-megapixel camera on the front for selfies.

The Vivo X27 Pro runs FunTouch OS 9 based on Android Pie and packs 256GB of inbuilt storage that can be expanded via microSD card. The Vivo X27 Pro is a dual-SIM (GSM) smartphone that accepts Nano-SIMsmartphone.

Connectivity options on the Vivo X27 Pro include Wi-Fi, GPS, NFC, 3G, and 4G. Sensors on the phone include accelerometer, ambient light sensor, proximity sensor, and fingerprint sensor.

Oppo A9 smartphone was launched in April 2019. The phone comes with a 6.53-inch display.

Oppo A9 comes with 6GB of RAM.

The Oppo A9 runs Android Pie and is powered by a 4,020mAh battery.

As far as the cameras are concerned, the Oppo A9 on the rear packs a 16-megapixel primary camera and a second 2-megapixel camera. It sports a 16-megapixel camera on the front for selfies.

The Oppo A9 runs ColorOS 6.0 based on Android Pie and packs 128GB of inbuilt storage.

Connectivity options on the Oppo A9 include Wi-Fi 802.11 a, Bluetooth v4.20, and USB Type-C. Sensors on the phone include fingerprint sensor.

It was launched in Mica Green and Jade White and Fluorite Purple colours.

Oppo Reno 10x Zoom Edition smartphone was launched in April 2019. The phone comes with a 6.60-inch touchscreen display with a resolution of 1080x2340 pixels at a pixel density of 387 pixels per inch (ppi) and an aspect ratio of 19.5:9.

Oppo Reno 10x Zoom Edition is powered by a 2.8GHz octa-core Qualcomm Snapdragon 855 processor. It comes with 6GB of RAM.

The Oppo Reno 10x Zoom Edition runs Android 9.0 Pie and is powered by a 4,065mAh battery.

As far as the cameras are concerned, the Oppo Reno 10x Zoom Edition on the rear packs a 48-megapixel primary camera with an f/1.7 aperture; a second 13-megapixel camera with an f/3.0 aperture and a third 8-megapixel camera with an f/2.2 aperture. The rear camera setup has autofocus. It sports a 16-megapixel camera on the front for selfies, with an f/2.0 aperture.

The Oppo Reno 10x Zoom Edition runs ColorOS 6 based on Android 9.0 Pie and packs 128GB of inbuilt storage. The Oppo Reno 10x Zoom Edition is a dual-SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM cards.

Connectivity options on the Oppo Reno 10x Zoom Edition include Wi-Fi 802.11 a/b/g/n/ac, GPS, Bluetooth v5.00, NFC, USB Type-C, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and fingerprint sensor. The Oppo Reno 10x Zoom Edition supports face unlock.

The Oppo Reno 10x Zoom Edition measures 162.00 x 77.20 x 9.30mm (height x width x thickness) and weighs 210.00 grams. It was launched in Fog Sea Green and Extreme Night Black colours.