Phone Comparison - Asus PadFone X vs Apple iPhone 6 vs Xiaomi Mi 4i

Price Comparison (India) - -

general General Info

Manufacturer Asus Apple Xiaomi
Announced March 2014 September 2014 April 2015
Status Coming Soon - Q2 2014 Available - September 2014 Available - April 2015
Price - - Rs. 8,999 ($132.34) [Similarly Priced]
Colors Titanium Black, Platinum White Space Gray, White/Silver, Gold Black, White, Blue, Yellow, Pink
Form Factor Candybar Candybar Candybar
Dimension 143.4 x 72.5 x 10 mm
(5.65 x 2.85 x 0.39 in)
137.5 x 67 x 7.1 mm
(5.41 x 2.64 x 0.28 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
Weight 150 g (5.29 oz) 113 g (3.99 oz) 130 g (4.59 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - all models
CDMA 800 / 1700 / 1900 / 2100
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA HSDPA 850 / 900 / 1700 / 1900 / 2100
CDMA2000 1xEV-DO
HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE - all models LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM
Build Features - 500 dpi Pixel Density Fingerprint Sensor (Touch ID)
Shatter proof glass, oleophobic coating
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hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) iOS 8, Upgradable to iOS 10 Android OS, v5.0 (Lollipop)
Processor Quad-core 2.3 GHz Krait 400, Qualcomm Snapdragon 800 Dual-core 1.4 GHz, Apple A8 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 330 PowerVR GX6450 Adreno 405
RAM 2 GB 1 GB 2 GB
Internal Memory 16 GB 16/64/128 GB 16/32 GB
External Memory microSD, up to 64 GB No No

display Display

Type Super IPS+ LCD capacitive touchscreen LED-backlit IPS LCD, Capacitive Touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 4.7 inches 5.0 inches
Resolution 1080 x 1920 pixels (441 ppi) 750 x 1334 pixels (326 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 66.16% 65.93% 71.57%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 8 MP, 3264 x 2448 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash Dual-LED Flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, 1.5µm pixel size, geo-tagging, touch focus, face and smile detection, panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR
Video Yes, 1080p@30fps Yes, 1080p@60fps, video stabilization 1080p@30fps
Front Camera Yes, 2 MP, 1080p@30fps [Similar] 1.2 MP, 720p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G DC-HSPA+, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat6, 300 Mbps DL; EV-DO Rev. A, up to 3.1 Mbps HSPA, LTE
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, dual-band, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
USB Yes, microUSB v2.0 (SlimPort), USB Host Yes, v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML (Safari) HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 16/64/128 GB, 1 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB No No
USB OTG Supported - -

Apps Sensors

Fingerprint fingerprint not supported fingerprint 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 supported NFC supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Po battery Li-Po Battery
Capacity 2300 mAh 1810 mAh 3120 mAh
Stand by - - -
Talk Time - Up to 14 h -