Google Pixel 3a vs Xiaomi Redmi Note 9
Compare phone and tablet specifications of up to three devices. Type a model name in the search field of our phone comparison tool or pick a popular device from the ones below.
Display
Size
Resolution
Technology
OLED
IPS LCD
Screen-to-body
73.93 %
83.52 %
Features
Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Hardware
System chip
Qualcomm Snapdragon 670 SDM670
MediaTek Helio G85
Processor
GPU
Adreno 615
Mali G52 MC2
RAM
Internal storage
64GB (eMMC), not expandable
64GB (eMMC 5.1)
Storage expansion
microSDXC up to 128 GB
OS
Android (10, 9.0 Pie)
Android (10), Xiaomi MI UI
Battery
Capacity
3000 mAh
5020 mAh
Type
Not user replaceable
Li - Polymer, Not user replaceable
Charging
USB Power Delivery
Fast charging, Reverse charging
Max charge speed
Wired: 18.0W
Camera
Rear
Single camera
Quad 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; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Specifications
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.2 μm
Third camera
2 MP (Macro, Autofocus)
Specifications
Aperture size: F2.4; Pixel size: 1.75 μm
Fourth camera
2 MP
Specifications
Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.7 μm
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
Features
OIS, EIS, Video calling, Video sharing
Front
8 MP
13 MP (HDR)
Design
Dimensions
Weight
5.19 oz
7.02 oz
147.0 g
199.0 g
Materials
Back: Plastic
Frame: Plastic
Resistance
Splash
Biometrics
Fingerprint (touch)
Fingerprint (touch)
Colors
Black, Purple, White
Forest green, Polar white, Midnight gray
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), 20(800 DD), 28(700 APT)
LTE (TDD)
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
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
VoLTE
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
Speakers
Earpiece, Multiple speakers
Earpiece, Loudspeaker
Features
aptX-HD
Screen mirroring
Wireless screen share
Wireless screen share
Additional microphone(s)
for Noise cancellation
for Noise cancellation
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; Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0
Features
Charging, Mass storage device
Charging
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass
Other
NFC, VoIP, Tethering, Computer sync, OTA sync
NFC, Infrared
Regulatory Approval
Measured SAR
Head
1.15 W/kg
Body
1.13 W/kg
Simultaneous Transmission
1.59 W/kg
Wireless Router
1.19 W/kg
Buyers 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
22.5W Charger, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card
Price
$ 399
