Samsung Galaxy S4 Mini vs Xiaomi Redmi Note 4G vs Xiaomi Redmi 4X

General Info

Manufacturer
Samsung	Xiaomi	Xiaomi
Announced
May 2013	August 2014	February 2017
Status
Available - July 2013	Available - November 2014	Available - March 2017
Price
-	-	Rs. 6,790 ($100.00) [Similarly Priced]
Colors
White Frost, Black Mist	Black/White	Cherry Pink, Champagne Gold, Matte Black
Form Factor
Candybar	Candybar	Candybar
Dimension
124.6 x 61.3 x 8.94 mm (4.91 x 2.41 x 0.35 in)	154 x 78.7 x 9.5 mm (6.06 x 3.1 x 0.37 in)	139.24 x 69.96 x 8.65 mm (5.48 x 2.75 x 0.34 in)
Weight
107 g (3.77 oz)	199 g (7.02 oz)	150 g (5.29 oz)
SIM Type
-	-	Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card)
2G Network
GSM 850 / 900 / 1800 / 1900 - GT-I9190 GSM 850 / 900 / 1800 / 1900 - GT-I9192 (SIM 1 & SIM 2)	GSM 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 900 / 1900 / 2100	TD-SCDMA 1900 / 2000	HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan
4G Network
LTE - GT-I9195	TD-LTE 1900 / 2300 / 2600	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
Messaging
SMS, MMS, EMail, IM	SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM
Build Features
-	-	- Fingerprint Sensor - Infrared Sensor - Metal Build - 2.5D Curved Glass
Notification LED
-	-	Yes

OS
Android OS, v4.2.2 (Jelly Bean)	Android OS, v4.2 (Jelly Bean)	Android OS, v6.0.1 (Marshmallow)
Processor
Dual-core 1.7 GHz Krait 200, Qualcomm MSM8930 Snapdragon 400	Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8928 Snapdragon 400	Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8940 Snapdragon 435
GPU
Adreno 305	Adreno 305	Adreno 505
RAM
1.5 GB	2 GB	2/3 GB
Internal Memory
8 GB (5 GB user available)	8 GB	16/32 GB
External Memory
microSD, up to 32 GB	microSD, up to 64 GB	microSD, up to 128 GB (uses SIM 2 slot)

Type
Super AMOLED capacitive touchscreen	IPS LCD capacitive touchscreen	IPS LCD Capacitive Touchscreen
Colors
16M colors	16M colors	16M colors
Size
4.3 inches	5.5 inches	5.0 inches
Resolution
540 x 960 pixels (256 ppi)	720 x 1280 pixels (267 ppi)	720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio
66.82%	68.82%	70.62%
Multi-Touch

Rear Camera
8 MP, 3264 x 2448 pixels	13 MP, 4128 x 3096 pixels	13 MP, 4160 x 3120 pixels
Flash
LED flash	LED flash	Dual-LED (dual Tone)
Features
Auto focus, Geo-tagging, Touch Focus, Face Detection	Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR	Phase Detection Autofocus, f/2.2 aperture, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video
Yes, 1080p@30fps	1080p@30fps	1080p@30fps
Front Camera
Yes, 1.9 MP	5 MP	5 MP

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSDPA 14.4 Mbps, HSUPA 5.76 Mbps	TD-SCDMA; LTE	HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE
Bluetooth
Yes, v4.0 with A2DP, LE, EDR	v4.0, A2DP, LE	v4.2, A2DP, EDR, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi Direct, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot
USB
Yes, microUSB v2.0	microUSB v2.0, USB On-the-go	microUSB v2.0, USB OTG
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS, BDS
Browser
HTML5	HTML5	HTML5