Compare Xiaomi Mi A3 vs Xiaomi Mi A2

Specifications
Key Specifications
Display Size 6.39 inches 5.99 inches
Operating System Android 9.0 (Pie); MIUI 10 Android 8.1 (Oreo); Android One
RAM 6/8 GB RAM 6 GB RAM or 32/64 GB 4 GB RAM
Rear Camera 32 MP 12 MP
Battery Capacity Non-removable Li-Po 3300 mAh battery Non-removable Li-Po 3000 mAh battery
General Features
Release Date 2019, August 2018, July
SIM Support Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Phone Dimensions 6.20 x 2.94 x 0.30 in 6.25 x 2.97 x 0.29 in
Phone Weight 173 g 166 g
Operating System Android 9.0 (Pie); MIUI 10 Android 8.1 (Oreo); Android One
Display
Screen Size 6.39 inches 5.99 inches
Screen Resolution 1080 x 2340 pixels 1080 x 2160 pixels
Screen Type Super AMOLED capacitive touchscreen, 16M colors LTPS IPS LCD capacitive touchscreen, 16M colors
Screen Protection Corning Gorilla Glass 6 To be confirmed
Memory
Internal Memory 64/128 GB 128 GB
RAM 6/8 GB RAM 6 GB RAM or 32/64 GB 4 GB RAM
Card Slot No No
Performance
Processor Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485) Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
GPU Adreno 640 Adreno 512
Battery
Type Non-removable Li-Po 3300 mAh battery Non-removable Li-Po 3000 mAh battery
Camera
Front Camera 20 MP 20 MP
Front Flash Light No Yes
Front Video Recording 1080p@30fps 1080p@30fps
Back Flash Light Yes Yes
Back Camera 32 MP 12 MP
Back Video Recording 2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps 2160p@30fps, 1080p@30fps (gyro-EIS), 720p@120fps
Connectivity
Bluetooth Yes Yes
3G Yes Yes
4G/LTE Yes Yes
Radio No No
WiFi Yes Yes
NFC Yes