Phone Comparison - Asus Padfone vs Asus Zenfone 6 vs Xiaomi Redmi Note 2

general General Info

Manufacturer Asus Asus Xiaomi
Announced February 2012 January 2014 August 2015
Status Available - July 2012 Available - June 2014 Available - August 2015
Price - - Rs. 9,700 ($141.99) [Similarly Priced]
Colors Black Black, White, Red, Gold Black, White, Yellow, Mint Green, Blue
Form Factor Candybar Candybar Candybar
Dimension 128 x 65.4 x 9.2 mm
(5.04 x 2.57 x 0.36 in)
166.9 x 84.3 x 5.5-9.9 mm
(6.57 x 3.32 x 0.22-0.39 in)
152 x 76 x 8.3 mm
(5.98 x 2.99 x 0.33 in)
Weight 129 g (4.55 oz) 196 g (6.91 oz) 160 g (5.64 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100, TD-SCDMA
4G Network - - LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich), upgradeable to 4.1 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v5.0 (Lollipop) based MIUI 7
Processor Dual-core 1.5 GHz Krait, Qualcomm MSM8260A Snapdragon Dual-core 2 GHz, Intel Atom Z2580 Octa-core 2.0 GHz Cortex-A53, Mediatek MT6795
GPU Adreno 225 PowerVR SGX544MP2 PowerVR G6200
RAM 1 GB 1/2 GB 2 GB
Internal Memory 16/32/64 GB storage 8/16/32 GB 16 GB
External Memory microSD, up to 32GB microSD, up to 64 GB Yes

display Display

Type Capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 6.0 inches 5.5 inches
Resolution 540 x 960 pixels (256 ppi) 720 x 1280 pixels (245 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 60.96% 70.40% 72.02%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No No FM radio
Games Yes Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592x1944 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash No LED flash LED flash
Features Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face Detection Phase Detection Auto focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR
Video Yes Yes 1080p@30fps
Front Camera Yes [Similar] Yes, 2 MP [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 TD-SCDMA
Bluetooth Yes, v2.1 with A2DP Yes, v4.0 with A2DP, EDR v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, 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, hotspot
USB Yes, v2.0 Yes, microUSB v2.0 microUSB v2.0, USB Host
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS, GLONASS
Browser HTML, Adobe Flash HTML HTML5

memory User Memory

Internal 16/32/64 GB storage, 1 GB RAM 8/16/32 GB, 1/2 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32GB microSD, up to 64 GB Yes
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 Standard battery, Li-Ion Non-removable Li-Po Battery Li-Po Battery
Capacity 1520 mAh 3300 mAh 3060 mAh
Stand by Up to 360 h (2G)
Up to 370 h (3G)
Up to 398 h (3G) -
Talk Time Up to 15 h 40 min (2G)
Up to 8 h (3G)
Up to 28 h (3G) -