Phone Comparison - Asus Zenfone 6 vs Lenovo S850 vs Xiaomi Redmi Note

general General Info

Manufacturer Asus Lenovo Xiaomi
Announced January 2014 February 2014 March 2014
Status Available - June 2014 Coming Soon - June 2014 Available - March 2014
Colors Black, White, Red, Gold White, Pink Various
Form Factor Candybar Candybar Candybar
Dimension 166.9 x 84.3 x 5.5-9.9 mm
(6.57 x 3.32 x 0.22-0.39 in)
141 x 71 x 8.2 mm
(5.55 x 2.8 x 0.32 in)
154 x 78.7 x 9.45 mm
(6.06 x 3.1 x 0.37 in)
Weight 196 g (6.91 oz) 140 g (4.94 oz) 199 g (7.02 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900
GSM 850 / 1800 / 1900
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
HSDPA 850 / 1900
HSDPA 1900 / 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.2.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Dual-core 2 GHz, Intel Atom Z2580 Quad-core 1.3 GHz Cortex-A7, Mediatek MT6582 Octa-core 1.4 GHz Cortex-A7 / Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592
GPU PowerVR SGX544MP2 Mali-400MP2 Mali-450MP4
RAM 1/2 GB 1 GB 1/2 GB
Internal Memory 8/16/32 GB 16 GB ROM 8 GB
External Memory microSD, up to 64 GB No microSD, up to 32 GB

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD Capacitive Touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.0 inches 5.0 inches 5.5 inches
Resolution 720 x 1280 pixels (245 ppi) 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 70.40% 68.71% 68.82%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No 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 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR
Video Yes Yes, 1080p@30fps 1080p@30fps
Front Camera Yes, 2 MP [Similar] Yes, 5 MP, Wide Angle [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA+
Bluetooth Yes, v4.0 with A2DP, EDR Yes, v3.0 with A2DP, HS v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS
Browser HTML HTML5 HTML5

memory User Memory

Internal 8/16/32 GB, 1/2 GB RAM 16 GB ROM, 1 GB RAM 8 GB, 1/2 GB RAM
Expandable Storage microSD, up to 64 GB No 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 not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Po Battery Li-Po Battery
Capacity 3300 mAh 2000 mAh 3100 mAh
Stand by Up to 398 h (3G) Up to 336 h -
Talk Time Up to 28 h (3G) Up to 13 h -