Google Pixel 3a vs Xiaomi Mi 9
Display
Size
Resolution
Technology
OLED
AMOLED
Screen-to-body
73.93 %
85.23 %
Features
Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor
HDR video support, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor
Hardware & Performance
System chip
Qualcomm Snapdragon 670 SDM670
Qualcomm Snapdragon 855
Processor
GPU
Adreno 615
Adreno 640
RAM
Internal storage
64GB, not expandable
128GB, not expandable
OS
Android (10, 9.0 Pie)
Android (9.0 Pie), Xiaomi MI UI
Battery
Capacity
3000 mAh
3300 mAh
Type
Not user replaceable
Not user replaceable
Charging
USB Power Delivery
Qualcomm Quick Charge 4+, Qi wireless charging
Camera
Rear
Single camera
Triple camera
Main camera
Specifications
Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera
12 MP (Telephoto, Sapphire crystal lens cover, PDAF)
Specifications
Optical zoom: 2x; Aperture size: F2.2; Focal Length: 50 mm; Sensor size: 1/3.4"; Pixel size: 1 μm
Third camera
16 MP (Ultra-wide, Sapphire crystal lens cover, PDAF)
Specifications
Aperture size: F2.2; Focal Length: 17 mm; Sensor size: 1/3"; Pixel size: 1 μm
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)
Features
OIS, EIS, Video calling, Video sharing
Continuous autofocus, EIS, Video calling, Video sharing
Front
8 MP
20 MP (HDR)
Design
Dimensions
Weight
the average is 6.4 oz (184 g)
the average is 6.4 oz (184 g)
Materials
Back: Plastic
Back: Glass (Corning Gorilla Glass 5); Frame: Metal
Biometrics
Fingerprint (touch)
In-screen fingerprint
Colors
Black, Purple, White
Black, Purple, Blue
Cellular
LTE (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT)
LTE (TDD)
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300)
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
Yes
VoLTE
Yes
Multimedia
Headphones
3.5mm jack
No 3.5mm jack
Features
aptX-HD
aptX-HD
Connectivity & Features
Bluetooth
5.0
5.0
Wi-Fi
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0
Features
Charging, Mass storage device
Mass storage device, OTG, Charging, Headphones port
Sensors
Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass
Other
NFC, VoIP, Tethering, Computer sync, OTA sync
NFC, Infrared, VoIP, Tethering, Computer sync, OTA sync
Phone features
Notifications
Haptic feedback, Music ringtones, Vibration
Other features
Voice dialing, Voice commands, Voice recording
Shopping information
In The Box
18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool
Case, 18W Charger, USB Type-C cable, Type-c to 3.5 mm adapter, SIM removal tool, Documentation
MSRP
$ 399
