Phone Comparison - Lenovo Vibe Z K910 vs Xiaomi Mi 4 vs Lenovo Vibe Z2

general General Info

Manufacturer Lenovo Xiaomi Lenovo
Announced November 2013 July 2014 September 2014
Status Available - January 2014 Available - Q3 2014 Available - October 2014
Colors Black Black, White White, Gold, Titanium
Form Factor Candybar Candybar Candybar
Dimension 7.9 mm thickness
(0.31 in thickness)
139.2 x 68.5 x 8.9 mm
(5.48 x 2.7 x 0.35 in)
148.5 x 76.4 x 7.8 mm
(5.85 x 3.01 x 0.31 in)
Weight 147 g (5.19 oz) 149 g (5.26 oz) 158 g (5.57 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100 - SIM 1 & SIM 2
4G Network LTE LTE LTE 800 / 1800 / 2100 / 2600 - SIM 1 & SIM 2
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean) Android OS, v4.4.3 (KitKat) Android OS, v4.4 (KitKat)
Processor Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800 Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 1.2 GHz Krait 400, Qualcomm MSM8916 Snapdragon 410
GPU Adreno 330 Adreno 330 Adreno 306
RAM 2 GB 3 GB 2 GB
Internal Memory 16 GB ROM 16/64 GB 32 GB
External Memory microSD, up to 32 GB No No

display Display

Type IPS LCD Capacitive Touchscreen IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.0 inches 5.5 inches
Resolution 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (441 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio - 72.14% 73.51%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio - FM radio -
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4160 x 3120 pixels
Flash Dual-LED flash Dual-LED Flash optical image stabil
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, 1/3' Sensor Size, 1.12µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video Yes, 1080p@30fps 2160p, 1080p@30fps, HDR 1080p@30fps
Front Camera Yes, 5 MP [Similar] 8 MP, 1080p@30fps [Similar] 8 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 DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE HSDPA, 42 Mbps; HSUPA; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n/ac, dual band, Wi-Fi hotspot
USB Yes, microUSB v2.0 microUSB v2.0 (MHL), USB On-the-go microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB ROM, 2 GB RAM 16/64 GB, 3 GB RAM 32 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB No No
USB OTG - 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 not supported NFC supported NFC not supported

battery Battery

Type - Non-removable Li-Ion Battery Non-removable Li-Po Battery
Capacity - 3080 mAh 3000 mAh
Stand by - - Up to 408 h (3G)
Talk Time - - Up to 30 h (2G)
Up to 28 h (3G)