Phone Comparison - Xiaomi Redmi Note 4G vs Samsung Galaxy Alpha (S801) vs Lenovo K3 Note

general General Info

Manufacturer Xiaomi Samsung Lenovo
Announced August 2014 August 2014 March 2015
Status Available - November 2014 Available - September 2014 Available - March 2015
Price - - Rs. 9,058 ($133.21) [Similarly Priced]
Colors Black/White Charcoal Black, Sleek Silver, Dazzling White, Frosted Gold, Scub Yellow, White
Form Factor Candybar Candybar Candybar
Dimension 154 x 78.7 x 9.5 mm
(6.06 x 3.1 x 0.37 in)
132.4 x 65.5 x 6.7 mm
(5.21 x 2.58 x 0.26 in)
152.6 x 76.2 x 8 mm
(6.01 x 3 x 0.31 in)
Weight 199 g (7.02 oz) 115 g (4.06 oz) 150 g (5.29 oz)
2G Network GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network TD-SCDMA 1900 / 2000 HSDPA HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880 / 2010
4G Network TD-LTE 1900 / 2300 / 2600 LTE LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300)
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, v4.4.4 (KitKat) Android OS, v5.0 (Lollipop)
Processor Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8928 Snapdragon 400 Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752
GPU Adreno 305 Adreno 330 Mali-T760MP2
RAM 2 GB 2 GB 2 GB
Internal Memory 8 GB 32 GB 16 GB
External Memory microSD, up to 64 GB No microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen Super AMOLED capacitive touchscreen IPS capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 4.7 inches 5.5 inches
Resolution 720 x 1280 pixels (267 ppi) 720 x 1280 pixels (312 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 68.82% 70.43% 71.55%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 12 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 And Smile Detection, HDR Auto focus, Dual Camera, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video 1080p@30fps 2160p@30fps, 1080p@60fps, 720p@120fps 1080p@30fps
Front Camera 5 MP [Similar] 2.1 MP [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G TD-SCDMA; LTE HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL, 50 Mbps UL HSPA, TD-SCDMA, LTE, TD-LTE
Bluetooth v4.0, A2DP, LE v4.0, A2DP, EDR, LE v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, 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, hotspot
USB microUSB v2.0, USB On-the-go microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

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

battery Battery

Type Li-Po Battery Li-Ion Battery Li-Po Battery
Capacity 3200 mAh 1860 mAh 3000 mAh
Stand by Up to 775 h (3G) - Up to 750 h (3G)
Talk Time Up to 38 h (2G)
Up to 14 h (3G)
- Up to 36 h (3G)