Phone Comparison - Lenovo S920 vs Lenovo S939 vs Xiaomi Redmi Note 2

general General Info

Manufacturer Lenovo Lenovo Xiaomi
Announced March 2013 February 2014 August 2015
Status Available - May 2013 Available - February 2014 Available - August 2015
Price - - Rs. 9,700 ($141.99) [Similarly Priced]
Colors White, Blue Black, White Black, White, Yellow, Mint Green, Blue
Form Factor Candybar Candybar Candybar
Dimension 154 x 77.7 x 7.9 mm
(6.06 x 3.06 x 0.31 in)
170 x 86.5 x 8.65 mm
(6.69 x 3.41 x 0.34 in)
152 x 76 x 8.3 mm
(5.98 x 2.99 x 0.33 in)
Weight 159 g (5.61 oz) 180 g (6.35 oz) 160 g (5.64 oz)
2G Network GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100, TD-SCDMA
4G Network - - LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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, v4.2.2 (Jelly Bean) Android OS, v5.0 (Lollipop) based MIUI 7
Processor Quad-core 1.2 GHz Cortex-A7, MTK 6589 Octa-core 1.7 GHz, Mediatek MT6592 Octa-core 2.0 GHz Cortex-A53, Mediatek MT6795
GPU PowerVR SGX544 Mali-450MP4 PowerVR G6200
RAM 1 GB 1 GB 2 GB
Internal Memory 4 GB 8 GB ROM 16 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB Yes

display Display

Type IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen, OGS IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.3 inches 6.0 inches 5.5 inches
Resolution 720 x 1280 pixels (277 ppi) 720 x 1280 pixels (245 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 64.76% 67.36% 72.02%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 8 MP, 3264x2448 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, 360 degree Panorama, HDR, Image Stabilization Phase Detection Auto focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR
Video Yes Yes, 1080p@30fps 1080p@30fps
Front Camera Yes, 2 MP [Similar] Yes, 1.6 MP [Similar] 5 MP [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, 11.5 Mbps TD-SCDMA
Bluetooth Yes, v3.0 with A2DP Yes, v4.0 v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0, USB Host
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS, GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 4 GB, 1 GB RAM 8 GB ROM, 1 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB Yes
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 not supported NFC not supported

battery Battery

Type Li-Po Battery Li-Ion Battery Li-Po Battery
Capacity 2250 mAh 3000 mAh 3060 mAh
Stand by Up to 480 h (2G)
Up to 480 h (3G)
- -
Talk Time Up to 25 h (2G)
Up to 12 h (3G)
- -