Phone Comparison - Samsung Galaxy S4 Active LTE-A vs Oppo R3 vs Xiaomi Mi 3

	Samsung Galaxy S4 Active LTE-A ✖	Oppo R3 ✖	Xiaomi Mi 3 ✖

General Info
	Samsung Galaxy S4 Active LTE-A ✖	Oppo R3 ✖	Xiaomi Mi 3 ✖


Manufacturer	Samsung	Oppo	Xiaomi
Announced	December 2013	June 2014	September 2013
Status	Available - December 2013	Available - June 2014	Available - December 2013
Colors	Dive Blue, Pink	Black, white	Various
Form Factor	Candybar	Candybar	Candybar
Dimension	139.7 x 71.3 x 9.1 mm (5.5 x 2.81 x 0.36 in)	142.3 x 70.4 x 6.3 mm (5.6 x 2.77 x 0.25 in)	144 x 73.6 x 8.1 mm (5.67 x 2.9 x 0.32 in)
Weight	147 g (5.19 oz)	140 g (4.94 oz)	145 g (5.11 oz)
2G Network	GSM 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network	HSDPA	TD-SCDMA 1880-1920/ 2010-2025	HSDPA 850 / 900 / 1900 / 2100
4G Network	LTE-A	TD-LTE 1880-1920/ 2300-2400/ 2570-2620	-
Messaging	SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail	SMS, MMS, EMail, IM
Hardware and OS
OS	Android OS, v4.2.2 (Jelly Bean)	Android OS, v4.3 (Jelly Bean)	Android OS, v4.4 (KitKat) optimized with MIUI version 5
Processor	Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800	Quad-core 1.6 GHz Cortex-A7, Qualcomm Snapdragon 400	Quad-core 2.3 GHz Krait 400, Qualcomm MSM8274AB Snapdragon 800
GPU	Adreno 330	Adreno 305	Adreno 330
RAM	2 GB	1 GB	2 GB
Internal Memory	16/32 GB	8 GB	16/64 GB
External Memory	microSD, up to 64 GB	microSD, up to 128 GB	No

Display
Type	TFT capacitive touchscreen	IPS LCD capacitive touchscreen	IPS LCD capacitive touchscreen
Colors	16M colors	16M colors	16M colors
Size	5.0 inches	5.0 inches	5.0 inches
Resolution	1080 x 1920 pixels (441 ppi)	720 x 1280 pixels (294 ppi)	1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio	69.06%	68.67%	64.90%
Multi-Touch
Multimedia
3.5mm Jack
Radio	No	Stereo FM radio with RDS	FM radio
Games	Yes + Downloadable	Yes + Downloadable	Yes + Downloadable
Loud Speaker
Camera
Rear Camera	13 MP, 4128 x 3096 pixels	8 MP, 3264 x 2448 pixels	13 MP, 4128 x 3096 pixels
Flash	LED flash	LED flash	dual-LED flash
Features	Auto focus, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR, Aqua Mode	Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR	Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR
Video	Yes, 1080p@30fps	Yes, 1080p	1080p@30fps, HDR
Front Camera	Yes, 2 MP,1080p@30fps [Similar]	Yes, 5 MP [Similar]	2 MP, 1080p@30fps [Similar]
Connectivity and Data Rate
GPRS	Class 33	Yes	Yes
Edge	Class 33	Yes	Yes
3G	HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE-A, Cat4, 50 Mbps UL, 150 Mbps DL	HSPA+, LTE	DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth	Yes, v4.0 with A2DP, EDR, LE	Yes, v4.0 with A2DP	v4.0, A2DP
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot
USB	Yes, microUSB v2.0 (MHL 2), USB On-the-go, USB Host	Yes, microUSB v2.0	microUSB v2.0 (MHL), USB On-the-go
GPS	Yes, with A-GPS support and GLONASS	Yes, with A-GPS support	Yes, with A-GPS, GLONASS
Browser	HTML5	HTML5	HTML5

User Memory
Internal	16/32 GB, 2 GB RAM	8 GB, 1 GB RAM	16/64 GB, 2 GB RAM
Expandable Storage	microSD, up to 64 GB	microSD, up to 128 GB	No
USB OTG	Supported	-	Supported
Sensors
Fingerprint
Proximity Sensor
Accelerometer Sensor
NFC
Battery
Type	Li-Ion Battery	Li-Ion Battery	Non-removable Li-Ion Battery
Capacity	2600 mAh	2410 mAh	3050 mAh
Stand by	-	-	Up to 500 h
Talk Time	-	-	Up to 4 h

Phone Comparison - Samsung Galaxy S4 Active LTE-A vs Oppo R3 vs Xiaomi Mi 3

General Info

Hardware and OS

Display

Multimedia

Camera

Connectivity and Data Rate

User Memory

Sensors

Battery

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