Phone Comparison - Samsung I9100 Galaxy S II vs Asus Zenfone 2 ZE551ML vs Lenovo K3 Note

general General Info

Manufacturer Samsung Asus Lenovo
Announced February 2011 January 2015 March 2015
Status Available - April 2011 Available - March 2015 Available - March 2015
Price - Rs. 14,999 ($220.57) [Similarly Priced] Rs. 9,058 ($133.21) [Similarly Priced]
Colors Black, White, Pink Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit Yellow, White
Form Factor Candybar Candybar Candybar
Dimension 125.3 x 66.1 x 8.5 mm
(4.93 x 2.6 x 0.33 in)
152.5 x 77.2 x 10.9 mm
(6 x 3.04 x 0.43 in)
152.6 x 76.2 x 8 mm
(6.01 x 3 x 0.31 in)
Weight 116 g (4.09 oz) 170 g (6 oz) 150 g (5.29 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 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880 / 2010
4G Network - LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600
(Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29)
LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300)
Messaging SMS, MMS, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 Android OS, v5.0 (Lollipop) Android OS, v5.0 (Lollipop)
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset Quad-core 2.3 GHz
Quad-core 1.8 GHz, Intel Atom Z3580
Intel Atom Z3560
Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752
GPU Mali-400MP PowerVR G6430 Mali-T760MP2
RAM 1 GB 2/4 GB 2 GB
Internal Memory 16 GB/32 GB storage 16/32/64 GB 16 GB
External Memory microSD, up to 32GB, 8 GB included microSD, up to 64 GB microSD, up to 32 GB

display Display

Type Super AMOLED Plus capacitive touchscreen IPS Capacitive Touchscreen, Corning Gorilla Glass 3 IPS capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 5.5 inches 5.5 inches
Resolution 480 x 800 pixels (217 ppi) 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 63.52% 70.67% 71.55%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash dual-LED (dual tone) dual-LED (dual tone)
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video Yes, 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera Yes, 2 MP [Similar] 5 MP [Similar] 5 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 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, TD-SCDMA, LTE, TD-LTE
Bluetooth Yes, v3.0+HS v4.0, A2DP, EDR v4.0, A2DP, LE
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/ac, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB Yes, v2.0 microUSB (MHL), USB On-the-go microUSB v2.0, USB Host microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 16GB/32GB storage, 1 GB RAM 16/32/64 GB, 2/4 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32GB, 8 GB included microSD, up to 64 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 supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Non-removable Li-Po Battery Li-Po Battery
Capacity 1650 mAh 3000 mAh 3000 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)
- Up to 750 h (3G)
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)
- Up to 36 h (3G)