Xiaomi Redmi 4X vs Google Pixel 4a Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

	9.1
Xiaomi Redmi 4X	Google Pixel 4a
4100 mAh	3140 mAh
5.0-inch · 1280x720px	5.8-inch · 2340x1080px
Single camera	Single camera
3GB · 32GB	6GB · 128GB
	Released · Aug 20, 2020
	Check prices

Design

Dimensions
5.48 x 2.75 x 0.34 inches 139.24 x 69.96 x 8.65 mm	5.67 x 2.73 x 0.32 inches 144 x 69.4 x 8.2 mm
Weight
5.15 oz (146.0 g)	5.04 oz (143.0 g)
Materials
Back: Aluminum	Back: Plastic Frame: Plastic
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Features
Touch sensitive control keys
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold	Just black

Display

Size
5.0-inch	5.8-inch
Resolution
1280x720px, 294 PPI	2340x1080px, 19.5:9 ratio, 444 PPI
Technology
IPS LCD	OLED
Refresh rate
	60Hz
Screen-to-body
70.89 %	82.53 %
Colors
16 777 216
Peak brightness
450 cd/m2 (nit)
Features
Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 435 8940 (28 nm)	Qualcomm Snapdragon 730G SM7150-AA (8 nm)
Processor
Octa-core 1400 MHz ARM Cortex-A53	Octa-core 2200 MHz Kryo 470
GPU
Adreno 505	Adreno 618
RAM
3GB (LPDDR3)	6GB (LPDDR4)
Internal storage
32GB	128GB (UFS 2.1)
Storage expansion
microSDXC up to 128 GB	not expandable
OS
Android (6.0 Marshmallow)	Android (12, 11, 10)

Battery

Capacity
4100 mAh	3140 mAh
Type
	Li - Polymer
Charging
	USB Power Delivery
Charge speed
	Wired: 18.0W

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

4h 15min

Browsing

9h 27min

Video

6h 48min

Gaming

4h 51min

Camera

Rear
Single camera	Single camera
Main camera
13 MP (PDAF) Aperture size: F2.0	12.2 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps) Video calling, Video sharing	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) EIS
Front
5 MP, Video capture: 1280x720 (HD) (30 fps)	8 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.2	5.1
WLAN
802.11 b,g,n,dual-band Hotspot, Wi-Fi Direct	802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0	Type-C, USB 3.1
Hearing aid compatible
	M3/T4
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope	Accelerometer, Gyroscope, Compass, Barometer
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Features
Album art cover, Background playback	aptX, aptX-HD
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
	Noise cancellation

Cellular

4G (FDD)
	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 7 (300/100 Mbit/s), HSPA	LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM, Micro SIM	Nano SIM, eSIM

Phone Features

Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
	Date approved: Jun 25, 2020 FCC ID value: A4RG025J
Measured SAR
	Head: 1.18 W/kg Body: 1.19 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.00 W/kg

Buyers information

MSRP
	$ 349
In The Box
power adapter, USB cable, warranty card, user guide, SIM insertion tool	18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

Availability

Officially announced
Feb 28, 2017	Aug 03, 2020

Links

Full specifications
Xiaomi Redmi 4X Specs	Google Pixel 4a Specs
PhoneArena Review
	Google Pixel 4a Review
User Reviews
Xiaomi Redmi 4X User Reviews	Google Pixel 4a User Reviews