Phone Comparison - Samsung I9100 Galaxy S II vs Lenovo K900 vs Lenovo P780

general General Info

Manufacturer Samsung Lenovo Lenovo
Announced February 2011 January 2013 June 2013
Status Available - April 2011 Available - April 2013 Available - June 2013
Colors Black, White, Pink Black Black
Form Factor Candybar Candybar Candybar
Dimension 125.3 x 66.1 x 8.5 mm
(4.93 x 2.6 x 0.33 in)
157 x 78 x 6.9 mm
(6.18 x 3.07 x 0.27 in)
143 x 73 x 10 mm
(5.63 x 2.87 x 0.39 in)
Weight 116 g (4.09 oz) 162 g (5.71 oz) 176 g (6.21 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 2100 HSDPA 900 / 2100
Messaging SMS, MMS, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 Android OS, v4.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset Dual-core 2.0 GHz, Intel Atom Z2580 Quad-core 1.2 GHz Cortex-A7, MTK 6589
GPU Mali-400MP PowerVR SGX544 PowerVR SGX544
RAM 1 GB 2 GB 1 GB
Internal Memory 16 GB/32 GB storage 16 GB 4 GB
External Memory microSD, up to 32GB, 8 GB included microSD, up to 32 GB microSD, up to 32 GB

display Display

Type Super AMOLED Plus capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 5.5 inches 5.0 inches
Resolution 480 x 800 pixels (217 ppi) 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 63.52% 67.94% 65.90%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS Stereo FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 13 MP, autofocus 8 MP, 3264 x 2448 pixels
Flash LED flash dual-LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes, 1080p@30fps Yes, 1080p@30fps Yes
Front Camera Yes, 2 MP [Similar] Yes, 2 MP [Similar] Yes, 1.2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Yes Yes
Edge Class 12 Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA+ HSDPA, HSUPA
Bluetooth Yes, v3.0+HS Yes, with A2DP Yes, v3.0
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, 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 microUSB (MHL), USB On-the-go Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML5 HTML

memory User Memory

Internal 16GB/32GB storage, 1 GB RAM 16 GB, 2 GB RAM 4 GB, 1 GB RAM
Expandable Storage microSD, up to 32GB, 8 GB included microSD, up to 32 GB microSD, up to 32 GB
USB OTG Supported - 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 supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Li-Ion battery Li-Po Battery
Capacity 1650 mAh 2500 mAh 4000 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)
- Up to 840 h
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)
- Up to 43 h (2G)
Up to 25 h (3G)