Phone Comparison - Lenovo Vibe Z K910 vs Samsung Galaxy Grand 2 vs Asus Zenfone 5

general General Info

Manufacturer Lenovo Samsung Asus
Announced November 2013 November 2013 January 2014
Status Available - January 2014 Available - Q4 2013 Available - June 2014
Colors Black Black, White, Pink Black, White, Red, Blue, Gold
Form Factor Candybar Candybar Candybar
Dimension 7.9 mm thickness
(0.31 in thickness)
146.8 x 75.3 x 8.9 mm
(5.78 x 2.96 x 0.35 in)
148.2 x 72.8 x 5.5-10.3
(5.83 x 2.87 x 0.22-0.41)
Weight 147 g (5.19 oz) 163 g (5.75 oz) 140 g (4.94 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SM-G7100
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102
GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105 -
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean) Android OS, v4.3 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat)
Processor Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800 Quad-core 1.2 GHz Cortex-A7 Dual-core 2.0 GHz / Dual-core 1.6 GHz, Intel Atom Z2580/Z2560
GPU Adreno 330 - PowerVR SGX544MP2
RAM 2 GB 1.5 GB 1/2 GB
Internal Memory 16 GB ROM 8 GB 8/16 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 64 GB

display Display

Type IPS LCD Capacitive Touchscreen TFT capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.25 inches 5.0 inches
Resolution 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (280 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio - 68.61% 63.76%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio - FM Radio with Recording 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, 3264x2448 pixels 8 MP, 3264 x 2448 pixels
Flash Dual-LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes, 1080p@30fps Yes, 1080p@30fps, stereo sound rec. Yes
Front Camera Yes, 5 MP [Similar] Yes, 1.9 MP, 720p [Similar] Yes, 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 150 Mbps DL HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP, LE, EDR Yes, v4.0 with A2DP, EDR
Wi-Fi 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, DLNA Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, support and GLONASS Yes, with A-GPS support
Browser HTML5 HTML5 HTML

memory User Memory

Internal 16 GB ROM, 2 GB RAM 8 GB, 1.5 GB RAM 8/16 GB, 1/2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 64 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 - Li-Ion Battery Non-removable Li-Po Battery
Capacity - 2600 mAh 2110 mAh
Stand by - - Up to 353 h (3G)
Talk Time - Up to 17 h Up to 18 h 30 min (3G)