Xiaomi Redmi 4a vs Xiaomi Redmi 9T Specs Comparison

Availability

Officially announced
Nov 04, 2016	Jan 08, 2021
Prices (MSRP)
$104	€159

Design

Dimensions
5.51 x 2.77 x 0.33 inches 139.9 x 70.4 x 8.5 mm	6.39 x 3.04 x 0.38 inches 162.3 x 77.3 x 9.6 mm
Weight
4.64 oz / 131.5 g	6.98 oz / 198.0 g
Materials
Back: Metal	Back: Plastic Frame: Plastic
Resistance
	Splash
Biometrics
	2D Face unlock, Fingerprint (touch)
Features
Touch sensitive control keys, Notification light
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Gold, Gray	Carbon gray, Twilight blue, Sunrise orange, Ocean green

Display

Size
5.0-inch, 69.99% screen-to-body	6.5-inch, 82.14% screen-to-body
Type
IPS LCD	IPS LCD
Resolution
1280x720px, 294 PPI	2340x1080px, 19.5:9 ratio, 395 PPI
Colors
16 777 216
Protection
	Corning Gorilla Glass 3
Features
	Oleophobic coating

Hardware

System chip
Snapdragon 425 8917 (28 nm)	Snapdragon 662 SM6115 (11 nm)
Processor
Quad-core 1400 MHz ARM Cortex-A53	Octa-core 2000 MHz Kryo 260
GPU
Adreno 308	Adreno 610
Memory
2GB (LPDDR3)/16GB	4GB/64GB (UFS 2.1) 4GB/128GB 6GB/128GB
Storage expansion
microSDXC up to 128 GB	microSDXC up to 512 GB
OS
Android (6.0 Marshmallow)	Android (10)

Battery

Type
3120 mAh, Li - Ion	6000 mAh
Charging
	Fast charging Reverse wired charging
Charge speed
	Wired: 18.0W

Camera

Rear
Single camera	Quad camera
Main camera
13 MP (Autofocus) Aperture size: F2.2	48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
	8 MP (Ultra-wide) Aperture size: F2.2
Third camera
	2 MP (Macro) Aperture size: F2.4 Pixel size: 1.75 μm
Fourth camera
	2 MP (Depth information) Aperture size: F2.4 Pixel size: 1.75 μm
Flash
LED	LED
Video recording
1080p (30 fps), 720p (30 fps) Video calling, Video sharing	1080p (30 fps), 720p (30 fps)
Front
5 MP Video capture: 1080p	8 MP Video capture: 1080p

Connectivity & Features

Bluetooth
4.1	5.0
WLAN
b,g,n Hotspot, Wi-Fi Direct 802.11 b, g, n	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
Tethering, Computer sync, OTA sync	Infrared

Multimedia

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

Cellular

4G (FDD) Bands
3, 5	1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
40	38, 40, 41
3G Bands
8, 1	1, 2, 4, 5, 8
Data Speed
LTE-A, HSPA	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM, Micro SIM	Nano SIM
VoLTE
Yes

Phone Features

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

Regulatory Approval

FCC approval
	Date approved: Jan 19, 2021 FCC ID value: 2AFZZJ19SL
Measured SAR
	Head: 1.09 W/kg Body: 0.72 W/kg Simultaneous Transmission: 1.58 W/kg Wireless Router: 1.10 W/kg

Alternative variants

with 128GB storage

Memory	128GB (UFS 2.2)
Prices (MSRP)	€189

with 6GB storage

Memory	6GB/128GB (UFS 2.2)

Discover more

Full Specs Xiaomi Redmi 4a Specs

Full Specs Xiaomi Redmi 9T Specs