Xiaomi Redmi Note 4X vs Xiaomi Redmi 4a Specs Comparison

Availability

Officially announced
Feb 08, 2017	Nov 04, 2016
Prices (MSRP)
$145	$104

Design

Dimensions
5.94 x 2.99 x 0.33 inches 151 x 76 x 8.45 mm	5.51 x 2.77 x 0.33 inches 139.9 x 70.4 x 8.5 mm
Weight
5.82 oz (165.0 g)	4.64 oz (131.5 g)
Materials
Back: Metal	Back: Metal
Biometrics
Fingerprint (touch)
Features
Touch sensitive control keys	Touch sensitive control keys, Notification light
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold, Gray, Pink, Green	Gold, Gray

Display

Size
5.5-inch, 72.78% screen-to-body	5.0-inch, 69.99% screen-to-body
Type
IPS LCD	IPS LCD
Resolution
1920x1080px, 401 PPI	1280x720px, 294 PPI
Colors
16 777 216	16 777 216

Hardware

System chip
Snapdragon 625 8953 (14 nm)	Snapdragon 425 8917 (28 nm)
Processor
Octa-core 2000 MHz ARM Cortex-A53	Quad-core 1400 MHz ARM Cortex-A53
GPU
Adreno 506	Adreno 308
Memory
3GB (DDR3)/32GB 3GB/16GB 4GB/64GB	2GB (LPDDR3)/16GB
Storage expansion
microSDXC up to 128 GB	microSDXC up to 128 GB
OS
Android (6.0 Marshmallow)	Android (6.0 Marshmallow)

Battery

Type
4100 mAh, Li - Polymer	3120 mAh, Li - Ion

Camera

Rear
Single camera	Single camera
Main camera
13 MP (CMOS image sensor, PDAF) Aperture size: F2.0	13 MP (Autofocus) Aperture size: F2.2
Flash
Dual LED	LED
Video recording
1080p (30 fps), 720p (120 fps) Video calling, Video sharing	1080p (30 fps), 720p (30 fps) Video calling, Video sharing
Front
5 MP	5 MP Video capture: 1080p

Connectivity & Features

Bluetooth
4.2	4.1
WLAN
a,b,g,n,dual-band Hotspot, Wi-Fi Direct 802.11 a, b, g, n	b,g,n Hotspot, Wi-Fi Direct 802.11 b, g, n
USB
microUSB, USB 2.0	microUSB, USB 2.0
Sensors
Accelerometer, Gyroscope, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, BeiDou
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	Tethering, Computer sync, OTA sync

Multimedia

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

Cellular

4G (FDD) Bands
1, 3, 5, 7	3, 5
4G (TDD) Bands
38, 39, 40, 41	40
3G Bands
5, 8, 2, 1	8, 1
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSPA	LTE-A, HSPA
Dual SIM
Yes	Yes
SIM type
Nano SIM, Micro SIM	Nano SIM, Micro SIM
HD Voice
Yes
VoLTE
Yes	Yes

Phone Features

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

Alternative variants

Memory	16GB

System chip	MediaTek Helio X20 MT6797 (20 nm)
Processor	Deca-core 2100 MHz ARM Cortex-A72 and ARM Cortex-A53
GPU	Mali-T880 MP4
Memory	4GB/64GB

Links

Full specifications
Xiaomi Redmi Note 4X Specs	Xiaomi Redmi 4a Specs