Phone Comparison - Lenovo S920 vs Asus Zenfone 6 vs Lenovo Vibe Z2 Pro

general General Info

Manufacturer Lenovo Asus Lenovo
Announced March 2013 January 2014 August 2014
Status Available - May 2013 Available - June 2014 Available - September 2014
Colors White, Blue Black, White, Red, Gold Black, Gold, White
Form Factor Candybar Candybar Candybar
Dimension 154 x 77.7 x 7.9 mm
(6.06 x 3.06 x 0.31 in)
166.9 x 84.3 x 5.5-9.9 mm
(6.57 x 3.32 x 0.22-0.39 in)
156 x 81.3 x 7.7 mm
(6.14 x 3.2 x 0.3 in)
Weight 159 g (5.61 oz) 196 g (6.91 oz) 179 g (6.31 oz)
2G Network GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G Network - - LTE 800 / 850 / 900 / 1800 / 2100 / 2600
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Quad-core 1.2 GHz Cortex-A7, MTK 6589 Dual-core 2 GHz, Intel Atom Z2580 Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801
GPU PowerVR SGX544 PowerVR SGX544MP2 Adreno 330
RAM 1 GB 1/2 GB 3 GB
Internal Memory 4 GB 8/16/32 GB 32 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB No

display Display

Type IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.3 inches 6.0 inches 6.0 inches
Resolution 720 x 1280 pixels (277 ppi) 720 x 1280 pixels (245 ppi) 1440 x 2560 pixels (490 ppi)
Screen-to-Body Ratio 64.76% 70.40% 78.10%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio No -
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 13 MP, 4128 x 3096 pixels 16 MP, 3456 x 4608 pixels
Flash LED flash LED flash optical image stabil
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video Yes Yes 2160p@30fps, 1080p@30fps, optical stabilization
Front Camera Yes, 2 MP [Similar] Yes, 2 MP [Similar] Yes [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, 7.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 42 Mbps; HSUPA; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth Yes, v3.0 with A2DP Yes, v4.0 with A2DP, EDR v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS, GLONASS
Browser HTML HTML HTML5

memory User Memory

Internal 4 GB, 1 GB RAM 8/16/32 GB, 1/2 GB RAM 32 GB, 3 GB RAM
Expandable Storage microSD, up to 32 GB 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 supported

battery Battery

Type Li-Po Battery Non-removable Li-Po Battery Non-removable Li-Po Battery
Capacity 2250 mAh 3300 mAh 4000 mAh
Stand by Up to 480 h (2G)
Up to 480 h (3G)
Up to 398 h (3G) -
Talk Time Up to 25 h (2G)
Up to 12 h (3G)
Up to 28 h (3G) -