Phone Comparison - Lenovo S920 vs Samsung Galaxy Grand 2 vs Xiaomi Redmi Note

general General Info

Manufacturer Lenovo Samsung Xiaomi
Announced March 2013 November 2013 March 2014
Status Available - May 2013 Available - Q4 2013 Available - March 2014
Colors White, Blue Black, White, Pink Various
Form Factor Candybar Candybar Candybar
Dimension 154 x 77.7 x 7.9 mm
(6.06 x 3.06 x 0.31 in)
146.8 x 75.3 x 8.9 mm
(5.78 x 2.96 x 0.35 in)
154 x 78.7 x 9.45 mm
(6.06 x 3.1 x 0.37 in)
Weight 159 g (5.61 oz) 163 g (5.75 oz) 199 g (7.02 oz)
2G Network GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SM-G7100
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 1900 / 2100
4G Network - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105 -
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Quad-core 1.2 GHz Cortex-A7, MTK 6589 Quad-core 1.2 GHz Cortex-A7 Octa-core 1.4 GHz Cortex-A7 / Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592
GPU PowerVR SGX544 - Mali-450MP4
RAM 1 GB 1.5 GB 1/2 GB
Internal Memory 4 GB 8 GB 8 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen TFT capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.3 inches 5.25 inches 5.5 inches
Resolution 720 x 1280 pixels (277 ppi) 720 x 1280 pixels (280 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 64.76% 68.61% 68.82%
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 And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR
Video Yes Yes, 1080p@30fps, stereo sound rec. 1080p@30fps
Front Camera Yes, 2 MP [Similar] Yes, 1.9 MP, 720p [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, 21 Mbps; HSUPA, 5.76 Mbps HSPA+
Bluetooth Yes, v3.0 with A2DP Yes, v4.0 with A2DP, LE, EDR v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot, DLNA Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS, support and GLONASS Yes, with A-GPS
Browser HTML HTML5 HTML5

memory User Memory

Internal 4 GB, 1 GB RAM 8 GB, 1.5 GB RAM 8 GB, 1/2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 GB
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 2600 mAh 3100 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)
Up to 17 h -