Phone Comparison - Xiaomi Redmi Note vs Lenovo Vibe X2 vs Samsung Galaxy Note 4 Duos

general General Info

Manufacturer Xiaomi Lenovo Samsung
Announced March 2014 September 2014 October 2014
Status Available - March 2014 Available - October 2014 Available - October 2014
Colors Various White, Gold, Red, Dark Grey Frosted white, Charcoal black, Bronze Gold, Blossom Pink
Form Factor Candybar Candybar Candybar
Dimension 154 x 78.7 x 9.45 mm
(6.06 x 3.1 x 0.37 in)
140.2 x 68.6 x 7.3 mm
(5.52 x 2.7 x 0.29 in)
153.5 x 78.6 x 8.5 mm
(6.04 x 3.09 x 0.33 in)
Weight 199 g (7.02 oz) 120 g (4.23 oz) 175 g (6.17 oz)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1
TD-SCDMA 1880 / 2010 - SIM 1
3G Network HSDPA 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - SIM 1
4G Network - LTE 800 / 1800 / 2100 / 2600 LTE 1800 / 2100 / 2600 (Bands 1, 3, 7) - SIM 1
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - - Fingerprint sensor (PayPal certified)
- S Pen stylus

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.4 (KitKat) Android OS, v4.4.4 (KitKat)
Processor Octa-core 1.4 GHz Cortex-A7 / Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 Octa-core 2.0 GHz, MediatTek MT6595m True8Core Quad-core 2.7 GHz Krait 450, Qualcomm Snapdragon 805
GPU Mali-450MP4 PowerVR G600 Adreno 420
RAM 1/2 GB 2 GB 3 GB
Internal Memory 8 GB 32 GB 16 GB
External Memory microSD, up to 32 GB No microSD, up to 128 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen Super AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.0 inches 5.7 inches
Resolution 720 x 1280 pixels (267 ppi) 1080 x 1920 pixels (441 ppi) 1440 x 2560 pixels (515 ppi)
Screen-to-Body Ratio 68.82% 71.52% 74.32%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4160 x 3120 pixels 16 MP, 5312 x 2988 pixels
Flash LED flash LED flash optical image stabil
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR
Video 1080p@30fps 1080p@30fps 2160p@30fps, 1080p@60fps, optical stabilization, dual-video rec.
Front Camera 5 MP [Similar] 5 MP [Similar] 3.7 MP, 1440p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA+ HSDPA, 42 Mbps; HSUPA; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSDPA, HSUPA, LTE
Bluetooth v4.0, A2DP, LE v4.0, A2DP v4.1, A2DP, EDR, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n/ac, dual band, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot
USB microUSB v2.0, USB On-the-go microUSB v2.0 microUSB v2.0 (MHL 3), USB Host, USB On-the-go
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 1/2 GB RAM 32 GB, 2 GB RAM 16 GB, 3 GB RAM
Expandable Storage microSD, up to 32 GB No microSD, up to 128 GB
USB OTG Supported - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint 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 supported

battery Battery

Type Li-Po Battery Non-removable Li-Po Battery Li-Ion Battery
Capacity 3100 mAh 2300 mAh 3000 mAh
Stand by - Up to 228 h (2G)
Up to 216 h (3G)
Up to 381 h (3G)
Talk Time - Up to 17 h (2G)
Up to 19 h (3G)
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