Phone Comparison - Lenovo Vibe X2 Pro vs Xiaomi Mi 4i vs Asus Zenfone Zoom ZX551ML

general General Info

Manufacturer Lenovo Xiaomi Asus
Announced January 2015 April 2015 September 2015
Status Available - April 2015 Available - April 2015 Available - January 2016
Price Rs. 13,099 ($192.63) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced] Rs. 37,999 ($558.81) [Similarly Priced]
Colors Champagne Gold, Rock Pink, Electric Blue Black, White, Blue, Yellow, Pink Pure Black, Ceramic White
Form Factor Candybar Candybar Candybar
Dimension 146.3 x 71 x 7 mm
(5.76 x 2.8 x 0.28 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
158.9 x 78.8 x 12 mm
(6.26 x 3.1 x 0.47 in)
Weight 140 g (4.94 oz) 130 g (4.59 oz) 185 g (6.53 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 800 / 1800 / 2100 / 2600 (Bands 1, 3, 7, 20) LTE LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 9(1800), 18(800), 19(800), 28(700)
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.x (KitKat) Android OS, v5.0 (Lollipop) Android OS, v5.0 (Lollipop)
Processor Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm Snapdragon 615 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 2.5 GHz, Intel Atom Z3590
GPU Adreno 405 Adreno 405 PowerVR G6430
RAM 2 GB 2 GB 4 GB
Internal Memory 32 GB 16/32 GB 128 GB
External Memory microSD, up to 128 GB No microSD, up to 128 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen IPS Capacitive Touchscreen, Corning Gorilla Glass 4
Colors 16M colors 16M colors 16M colors
Size 5.3 inches 5.0 inches 5.5 inches
Resolution 1080 x 1920 pixels (416 ppi) 1080 x 1920 pixels (441 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 74.42% 71.57% 66.44%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4160 x 3120 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash Dual-LED (Dual Tone)
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR Laser Autofocus, Optical Image Stabilization, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 13 MP, autofocus [Similar] 5 MP [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE HSPA 42.2/5.76 Mbps, LTE Cat4+ 250/50 Mbps
Bluetooth v4.0, A2DP, LE v4.0, A2DP v4.0, A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n/ac, dual band, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 32 GB, 2 GB RAM 16/32 GB, 2 GB RAM 128 GB, 4 GB RAM
Expandable Storage microSD, up to 128 GB No microSD, up to 128 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 supported

battery Battery

Type Non-removable Li-Po Battery Li-Po Battery Non-removable Li-Po Battery
Capacity 2410 mAh 3120 mAh 3000 mAh
Stand by - - -
Talk Time - - -