Xiaomi Mi A2 (4GB) vs Vivo S1: Side by Side Specs Comparison

This is a side-by-side smartphone specs comparison of the Xiaomi Mi A2 (4GB) and Vivo S1.

The Xiaomi Mi A2 (4GB) has a 5.99-inch display, Qualcomm Snapdragon 660 processor, cameras, 4G LTE connectivity, and 3010mAh battery.

Meanwhile, the Vivo S1 has a 6.38-inch display, MediaTek MT6768 (Helio P65) processor, triple cameras, 4G LTE (with VoLTE) connectivity, and 4500mAh battery.


Specs Xiaomi Mi A2 (4GB) Vivo S1
Picture Xiaomi Mi A2 (4GB)
3.3/5 stars (6 ratings)
× Vivo S1
3.8/5 stars (118 ratings)
Screen 5.99-inch FHD+ IPS LCD Display (1080 x 2160 Pixels, 403 ppi) with 18:9 Aspect Ratio, 2.5D Arc Glass & Rounded Corners 6.38-inch FHD+ Super AMOLED Display (1080 x 2340 Pixels, 404 ppi) with Scratch Resistant Glass, 19.5:9 Aspect Ratio
OS Android 8.1 Oreo Android 9.0 Pie with Funtouch OS 9
Chipset Qualcomm Snapdragon 660 MediaTek MT6768 (Helio P65)
CPU Octa Core CPU
4x Kryo 260 @ 2.2GHz & 4x Kryo 260 @ 1.84GHz
Octa Core CPU
2x Cortex-A75 @ 2.0GHz & 6x Cortex-A55 @ 1.7GHz
GPU Adreno 512 Mali-G52 MC2
RAM 4 GB 6 GB
Rear Camera Dual Camera: 20 + 12 Megapixels (f/1.75 Aperture)
Phase Detection Autofocus
LED Flash
A.I. Portrait Mode
Triple Cameras:
16MP Main Camera (f/1.78 Aperture, PDAF)
8MP Ultra-wide (f/2.2 Aperture)
2MP Depth Sensor
-LED Flash
Front Camera 20 Megapixels (f/2.2 Aperture) with Soft LED Flash
- A.I. Beautification
32 Megapixels (f/2.0 Aperture)
Storage 64GB 128GB
Expansion 256GB via microSD 256GB via microSD
SIM Dual SIM (Nano-SIM) Dual SIM (Nano-SIM)
Networks 4G LTE, 3G HSPA+, 2G EDGE & GPRS Networks 4G LTE (with VoLTE), 3G HSPA+, 2G EDGE & GPRS Networks
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n/ac (Dual Band)
NFC No No
Bluetooth Bluetooth 5.0 Bluetooth 5.0
Position GPS A-GPS, GLONASS, Galileo & BeiDou
USB OTG Yes Yes
USB USB Type-C MicroUSB 2.0
3.5mm Audio Jack No Yes
Audio Enhancement None None
FM Radio No Yes
Sensors Face Recognition & Fingerprint Sensor
Proximity Sensor & Ambient Light Sensor
Compass, Gyroscope & Accelerometer
Face Recognition & Fingerprint Sensor
Proximity Sensor & Ambient Light Sensor
Compass, Gyroscope & Accelerometer
Battery 3010 mAh Li-ion Battery (Non-removable)

5V/2A Charging
4500 mAh Li-Po Battery (Non-removable)
18W Fast Charging
Material Metal Glossy Plastic
Size 158.7 x 75.4 x 7.3 mm 159.5 x 75.2 x 8.1 mm
Weight 168 g 179 g
Colors Black, Blue and Gold Diamond Black and Skyline Blue
Launch Date July 2018 August 8, 2019
Price 14,990.00 - Official Price in the Philippines 14,999.00 - Official Price in the Philippines
Buy Online Xiaomi Mi A2 (4GB) on Lazada
Xiaomi Mi A2 (4GB) on Shopee
Vivo S1 on Lazada
Vivo S1 on Shopee

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