Xiaomi Redmi 4X vs Xiaomi Redmi 5a vs Xiaomi Redmi Y1

Price Comparison (India)

Manufacturer
Xiaomi	Xiaomi	Xiaomi
Announced
February 2017	October 2017	November 2017
Status
Available - March 2017	Available - October 2017	Available - November 2017
Price
Rs. 6,790 ($100.00) [Similarly Priced]	Rs. 4,999 ($90.00) [Similarly Priced]	Rs. 8,999 ($140.00) [Similarly Priced]
Colors
Cherry Pink, Champagne Gold, Matte Black	Gold, Rose Gold, Gray	Gold, Silver, Gray
Form Factor
Candybar	Candybar	Candybar
Dimension
139.24 x 69.96 x 8.65 mm (5.48 x 2.75 x 0.34 in)	140.4 x 70.1 x 8.4 mm (5.53 x 2.76 x 0.33 in)	153 x 76.2 x 7.7 mm (6.02 x 3 x 0.3 in)
Weight
150 g (5.29 oz)	137 g (4.83 oz)	153 g (5.4 oz)
SIM Type
Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card)	Hybrid Dual SIM (Nano-SIM, dual stand-by)	Dedicated Dual-SIM
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan	HSDPA 850 / 900 / 1900 / 2100	HSDPA 2100
4G Network
LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Taiwan	LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)	LTE
Messaging
SMS, MMS, Push Mail, EMail, IM	SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail
Build Features
- Fingerprint Sensor - Infrared Sensor - Metal Build - 2.5D Curved Glass	-	- Fingerprint Sensor
Notification LED
Yes	Yes	Yes

OS
Android OS, v6.0.1 (Marshmallow)	Android 7.1 (Nougat)	Android OS, v7.1.1 (Nougat)
User Interface
MIUI 8	MIUI 9	MIUI 9
Processor
Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8940 Snapdragon 435	Quad-core 1.4 GHz Cortex-A53, Qualcomm MSM8917 Snapdragon 425	1.4 GHz Quad-core Cortex-A53, Qualcomm MSM8940 Snapdragon 435
GPU
Adreno 505	Adreno 308	Adreno 505
RAM
2/3 GB	2 GB	3/4 GB
Internal Memory
16/32 GB	16 GB	32/64 GB
External Memory
microSD, up to 128 GB (uses SIM 2 slot)	microSD, up to 256 GB (uses SIM 2 slot)	microSD, up to 256 GB (dedicated slot)

Type
IPS LCD Capacitive Touchscreen	IPS LCD Capacitive Touchscreen	IPS LCD Capacitive Touchscreen, Corning Gorilla Glass
Colors
16M colors	16M colors	16M colors
Size
5.0 inches	5.0 inches	5.5 inches
Resolution
720 x 1280 pixels (294 ppi)	720 x 1280 pixels (294 ppi)	720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio
70.62%	69.89%	71.54%
Multi-Touch

Rear Camera
13 MP, 4160 x 3120 pixels	13 MP	13 MP
Flash
Dual-LED (dual Tone)	LED Flash	LED Flash
Features
Phase Detection Autofocus, f/2.2 aperture, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR	Autofocus, f/2.2, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama	Autofocus, f/2.0 aperture, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video
1080p@30fps	1080p@30fps	1080p@30fps, 720p@120fps
Front Camera
5 MP	5 MP, f/2.0	16 MP

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE	HSPA, LTE, VoLTE	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE
Bluetooth
v4.2, A2DP, EDR, LE	4.1, A2DP, LE	v4.2, A2DP, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot	Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot
USB
microUSB v2.0, USB OTG	microUSB 2.0	microUSB v2.0
GPS
Yes, with A-GPS, GLONASS, BDS	Yes, with A-GPS, GLONASS, BDS	Yes, with A-GPS
Browser
HTML5	HTML5	HTML5

Internal
16/32 GB, 2/3 GB RAM	16 GB, 2 GB RAM	32/64 GB, 3/4 GB RAM
Expandable Storage
microSD, up to 128 GB (uses SIM 2 slot)	microSD, up to 256 GB (uses SIM 2 slot)	microSD, up to 256 GB (dedicated slot)
USB OTG
Supported	Supported	Supported