Phone Comparison - Xiaomi Redmi Note 2 vs Xiaomi Mi 4i vs Oppo R7

general General Info

Manufacturer Xiaomi Xiaomi Oppo
Announced August 2015 April 2015 May 2015
Status Available - August 2015 Available - April 2015 Available - May 2015
Price Rs. 9,700 ($141.99) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced] Rs. 17,990 ($264.56) [Similarly Priced]
Colors Black, White, Yellow, Mint Green, Blue Black, White, Blue, Yellow, Pink Golden, Silver
Form Factor Candybar Candybar Candybar
Dimension 152 x 76 x 8.3 mm
(5.98 x 2.99 x 0.33 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
143 x 71 x 6.3 mm
(5.63 x 2.8 x 0.25 in)
Weight 160 g (5.64 oz) 130 g (4.59 oz) 147 g (5.19 oz)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100, TD-SCDMA HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - Global, Taiwan
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA
4G Network LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE LTE band 1(2100), 3(1800), 7(2600), 8(900), 40(2300) - Global
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 28(700), 40(2300) - Taiwan
LTE band 1(2100), 3(1800), 4(1700/2100), 7(2600), 17(700), 20(800) - USA
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - - Support for Gloved and Wet Touch Input

hardware Hardware and OS

OS Android OS, v5.0 (Lollipop) based MIUI 7 Android OS, v5.0 (Lollipop) Android OS, v5.1 (Lollipop)
Processor Octa-core 2.0 GHz Cortex-A53, Mediatek MT6795 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU PowerVR G6200 Adreno 405 Adreno 405
RAM 2 GB 2 GB 3 GB
Internal Memory 16 GB 16/32 GB 16 GB
External Memory Yes No microSD, up to 128 GB (uses SIM 2 slot)

display Display

Type IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen AMOLED Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.0 inches 5.0 inches
Resolution 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (441 ppi) 1080 x 1920 pixels (445 ppi)
Screen-to-Body Ratio 72.02% 71.57% 66.54%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio -
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels, Schneider-Kreuznach O
Flash LED flash LED flash LED Flash
Features Phase Detection Auto focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR Phase Detection Auto-focus, Geo-tagging, Touch Focus, Face Detection, Colorful Night, Slow Shutter, Expert Mode, Beautify, Ultra HD, Panorama, Audio Photo, GIF, Double Exposure, Super Macro, RAW, HDR, Gorgeous Color Filters, Blurred Background, Fast Lens,
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 5 MP [Similar] 5 MP [Similar] 8 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G TD-SCDMA HSPA, LTE HSPA, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP, LE v4.0, A2DP v4.0
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0, USB Host microUSB v2.0 microUSB v2.0, USB Host
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 16/32 GB, 2 GB RAM 16 GB, 3 GB RAM
Expandable Storage Yes No microSD, up to 128 GB (uses SIM 2 slot)
USB OTG Supported - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Li-Po Battery Li-Po Battery Non-removable Li-Po Battery
Capacity 3060 mAh 3120 mAh 2320 mAh
Stand by - - -
Talk Time - - -