Phone Comparison - Apple iPhone 4S vs Lenovo K900 vs Lenovo Vibe Z K910

general General Info

Manufacturer Apple Lenovo Lenovo
Announced October 2011 January 2013 November 2013
Status Available - October 2011 Available - April 2013 Available - January 2014
Colors Black, White Black Black
Form Factor Candybar Candybar Candybar
Dimension 115.2 x 58.6 x 9.3 mm
(4.54 x 2.31 x 0.37 in)
157 x 78 x 6.9 mm
(6.18 x 3.07 x 0.27 in)
7.9 mm thickness
(0.31 in thickness)
Weight 140 g (4.94 oz) 162 g (5.71 oz) 147 g (5.19 oz)
2G Network GSM 850 / 900 / 1800 / 1900
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 2100 HSDPA 2100
4G Network - - LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS iOS 5 Android OS, v4.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean)
Processor 1 GHz dual-core ARM Cortex-A9 processor, Apple A5 chipset Dual-core 2.0 GHz, Intel Atom Z2580 Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800
GPU PowerVR SGX543MP2 PowerVR SGX544 Adreno 330
RAM 512 MB 2 GB 2 GB
Internal Memory 16/32/64 GB storage 16 GB 16 GB ROM
External Memory No microSD, up to 32 GB microSD, up to 32 GB

display Display

Type LED-backlit IPS TFT IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen
Colors capacitive touchscreen 16M colors 16M colors
Size 3.5 inches 5.5 inches 5.5 inches
Resolution 640 x 960 pixels (330 ppi) 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 53.92% 67.94% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 13 MP, autofocus 13 MP, 4128 x 3096 pixels
Flash LED flash dual-LED flash Dual-LED flash
Features Auto focus, Touch Focus, Geo-tagging, Face Detection, HDR Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes, 1080p@30fps, LED video light, video stabilization, geo-tagging Yes, 1080p@30fps Yes, 1080p@30fps
Front Camera Yes, VGA [Similar] Yes, 2 MP [Similar] Yes, 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 HSPA+ DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 150 Mbps DL
Bluetooth Yes, v4.0 with A2DP Yes, with A2DP Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot
USB Yes, v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML (Safari) HTML5 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 16 GB, 2 GB RAM 16 GB ROM, 2 GB RAM
Expandable Storage No microSD, up to 32 GB microSD, up to 32 GB

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 Li-Ion battery -
Capacity 1432 mAh 2500 mAh -
Stand by Up to 200 h (2G)
Up to 200 h (3G)
- -
Talk Time Up to 14 h (2G)
Up to 8 h (3G)
- -