Phone Comparison - Apple iPhone 4S vs Asus Zenfone 5 vs Xiaomi Mi 4i

general General Info

Manufacturer Apple Asus Xiaomi
Announced October 2011 January 2014 April 2015
Status Available - October 2011 Available - June 2014 Available - April 2015
Price - - Rs. 8,999 ($132.34) [Similarly Priced]
Colors Black, White Black, White, Red, Blue, Gold Black, White, Blue, Yellow, Pink
Form Factor Candybar Candybar Candybar
Dimension 115.2 x 58.6 x 9.3 mm
(4.54 x 2.31 x 0.37 in)
148.2 x 72.8 x 5.5-10.3
(5.83 x 2.87 x 0.22-0.41)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
Weight 140 g (4.94 oz) 140 g (4.94 oz) 130 g (4.59 oz)
2G Network GSM 850 / 900 / 1800 / 1900
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - - LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS iOS 5 Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v5.0 (Lollipop)
Processor 1 GHz dual-core ARM Cortex-A9 processor, Apple A5 chipset Dual-core 2.0 GHz / Dual-core 1.6 GHz, Intel Atom Z2580/Z2560 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU PowerVR SGX543MP2 PowerVR SGX544MP2 Adreno 405
RAM 512 MB 1/2 GB 2 GB
Internal Memory 16/32/64 GB storage 8/16 GB 16/32 GB
External Memory No microSD, up to 64 GB No

display Display

Type LED-backlit IPS TFT IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen
Colors capacitive touchscreen 16M colors 16M colors
Size 3.5 inches 5.0 inches 5.0 inches
Resolution 640 x 960 pixels (330 ppi) 720 x 1280 pixels (294 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 53.92% 63.76% 71.57%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No FM Radio FM radio
Games Downloadable, incl. motion-bas Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 8 MP, 3264 x 2448 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Touch Focus, Geo-tagging, Face Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR
Video Yes, 1080p@30fps, LED video light, video stabilization, geo-tagging Yes 1080p@30fps
Front Camera Yes, VGA [Similar] Yes, 2 MP [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 14.4 Mbps; HSUPA, 5.8 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSPA, LTE
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP, EDR v4.0, A2DP
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 a/b/g/n, dual-band, hotspot
USB Yes, v2.0 Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS, GLONASS
Browser HTML (Safari) HTML HTML5

memory User Memory

Call Records 100 received, dialed and missed calls Practically unlimited Practically unlimited
Internal 16/32/64 GB storage, 512 MB RAM 8/16 GB, 1/2 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage No microSD, up to 64 GB No

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-Po Non-removable Li-Po Battery Li-Po Battery
Capacity 1432 mAh 2110 mAh 3120 mAh
Stand by Up to 200 h (2G)
Up to 200 h (3G)
Up to 353 h (3G) -
Talk Time Up to 14 h (2G)
Up to 8 h (3G)
Up to 18 h 30 min (3G) -