Phone Comparison - Asus Zenfone 6 vs Xiaomi Redmi Note vs Xiaomi Mi 4

general General Info

Manufacturer Asus Xiaomi Xiaomi
Announced January 2014 March 2014 July 2014
Status Available - June 2014 Available - March 2014 Available - Q3 2014
Colors Black, White, Red, Gold Various Black, White
Form Factor Candybar Candybar Candybar
Dimension 166.9 x 84.3 x 5.5-9.9 mm
(6.57 x 3.32 x 0.22-0.39 in)
154 x 78.7 x 9.45 mm
(6.06 x 3.1 x 0.37 in)
139.2 x 68.5 x 8.9 mm
(5.48 x 2.7 x 0.35 in)
Weight 196 g (6.91 oz) 199 g (7.02 oz) 149 g (5.26 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - - LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.2 (Jelly Bean) Android OS, v4.4.3 (KitKat)
Processor Dual-core 2 GHz, Intel Atom Z2580 Octa-core 1.4 GHz Cortex-A7 / Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801
GPU PowerVR SGX544MP2 Mali-450MP4 Adreno 330
RAM 1/2 GB 1/2 GB 3 GB
Internal Memory 8/16/32 GB 8 GB 16/64 GB
External Memory microSD, up to 64 GB microSD, up to 32 GB No

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.0 inches 5.5 inches 5.0 inches
Resolution 720 x 1280 pixels (245 ppi) 720 x 1280 pixels (267 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 70.40% 68.82% 72.14%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No 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
Flash LED flash LED flash Dual-LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR Auto focus, 1/3' Sensor Size, 1.12┬Ám Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR
Video Yes 1080p@30fps 2160p, 1080p@30fps, HDR
Front Camera Yes, 2 MP [Similar] 5 MP [Similar] 8 MP, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSPA+ DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE
Bluetooth Yes, v4.0 with A2DP, EDR v4.0, A2DP, LE v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
USB Yes, microUSB v2.0 microUSB v2.0, USB On-the-go microUSB v2.0 (MHL), USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS Yes, with A-GPS, GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 8/16/32 GB, 1/2 GB RAM 8 GB, 1/2 GB RAM 16/64 GB, 3 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB No
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 supported

battery Battery

Type Non-removable Li-Po Battery Li-Po Battery Non-removable Li-Ion Battery
Capacity 3300 mAh 3100 mAh 3080 mAh
Stand by Up to 398 h (3G) - -
Talk Time Up to 28 h (3G) - -