Phone Comparison - Asus PadFone mini vs Asus Zenfone 4 vs Xiaomi Redmi Note

general General Info

Manufacturer Asus Asus Xiaomi
Announced December 2013 January 2014 March 2014
Status Coming soon Available - June 2014 Available - March 2014
Colors Titanium Black, Platinum White, Soft Pink Black, White, Red, Blue, Yellow Various
Form Factor Candybar Candybar Candybar
Dimension 129.3 x 65.6 x 8.7 mm
(5.09 x 2.58 x 0.34 in)
124.4 x 61.4 x 6.3-11.2
(4.9 x 2.42 x 0.25-0.44)
154 x 78.7 x 9.45 mm
(6.06 x 3.1 x 0.37 in)
Weight 105 g (3.7 oz) 115 g (4.06 oz) 199 g (7.02 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA HSDPA 850 / 900 / 1900 / 2100 HSDPA 1900 / 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.2 (Jelly Bean)
Processor Quad-core 1.4 GHz, Qualcomm Snapdragon MSM8226 Dual-core 1.2 GHz, Intel Atom Z2520 Octa-core 1.4 GHz Cortex-A7 / Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592
GPU Adreno 305 PowerVR SGX544MP2 Mali-450MP4
RAM 1 GB 1 GB 1/2 GB
Internal Memory 16 GB 8 GB 8 GB
External Memory microSD, up to 64 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type Super IPS LCD capacitive touchscreen LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.0 inches 5.5 inches
Resolution 540 x 960 pixels (256 ppi) 480 x 800 pixels (233 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 60.17% 59.74% 68.82%
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 8 MP, 3264 x 2448 pixels 5 MP, 2592 x 1944 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash No LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Panorama Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR
Video Yes Yes, 1080p@30fps 1080p@30fps
Front Camera Yes, 2 MP [Similar] Yes, VGA [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, HSUPA HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSPA+
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP, EDR v4.0, A2DP, LE
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 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS
Browser HTML5 HTML HTML5

memory User Memory

Internal 16 GB, 1 GB RAM 8 GB, 1 GB RAM 8 GB, 1/2 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 64 GB microSD, up to 32 GB
USB OTG - - 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 Non-removable Li-Po Battery Li-Po Battery Li-Po Battery
Capacity 1500 mAh 1200/1600 mAh 3100 mAh
Stand by - Up to 192 h -
Talk Time - Up to 10 h -