Phone Comparison - Micromax Unite 2 A106 vs Lenovo K4 Note vs Vivo Y21L

general General Info

Manufacturer Micromax Lenovo vivo
Announced May 2014 January 2016 August 2016
Status Available - May 2014 Available - January 2016 Available - August 2016
Price - Rs. 10,999 ($161.75) [Similarly Priced] Rs. 7,170 ($105.44) [Similarly Priced]
Colors Pristine White, Balmy Green, Mystic Grey, Raging Red Black Black, White
Form Factor Candybar Candybar Candybar
Dimension 138.9 x 71.9 x 9.4 mm
(5.47 x 2.83 x 0.37 in)
153.6 x 76.5 x 9.15 mm
(6.05 x 3.01 x 0.36 in)
130.7 x 66.4 x 9.2 mm
(5.15 x 2.61 x 0.36 in)
Weight 158.5 g (5.57.0.18 oz) 158 g (5.57 oz) 145 g (5.11 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 2100 HSDPA 900 / 1900 / 2100 HSDPA 850 / 1700 / 1900 / 2100 - XT1527, XT1511
HSDPA 850 / 900 / 1900 / 2100 - XT1505
4G Network - LTE LTE 700 / 850 / 1700 / 1900 / 2100 / 2600 (Bands 2, 4, 5, 7, 12, 17) - XT1527
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features - - Fingerprint Sensor
- Dual Front Speakers
- Fast Charging
-

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v5.1 (Lollipop) Android OS, v5.1 (Lollipop)
Processor Quad-core 1.3 GHz, Mediatek MT6582M Octa-core 1.3 GHz Cortex-A53, Mediatek MT6753 Quad-core 1.2 GHz Cortex-A53, Qualcomm Snapdragon 410
GPU Mali-400MP2 Mali-T720MP3 Adreno 306
RAM 1 GB 3 GB 1 GB
Internal Memory 4/8 GB (0.89 GB for apps, 1.67 GB for mass storage) 16 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 128 GB microSD, up to 32 GB

display Display

Type IPS LCD Capacitive Touchscreen Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16.7M colors 16M colors 16M colors
Size 4.7 inches 5.5 inches 4.5 inches
Resolution 480 x 800 pixels (199 ppi) 1080 x 1920 pixels (401 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 62.64% 70.80% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592x1944 pixels 13 MP, 4208 x 3120 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash Dual-LED (Dual Tone) LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR Phase Detection Auto focus, 1/3.06' Sensor Size, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Auto focus, Geo-tagging, Panorama, HDR
Video Yes, 1080p 1080p@30fps 720p@30fps
Front Camera Yes, 2 MP, 720p [Similar] 5 MP, 1080p [Similar] 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP, LE v4.0, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB Yes, microUSB v2.0, USB On-the-go microUSB v2.0, USB Host, Fast Charge 2.0 microUSB v2.0, USB OTG
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML

memory User Memory

Internal 4/8 GB (0.89 GB for apps, 1.67 GB for mass storage), 1 GB RAM 16 GB, 3 GB RAM 16 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 128 GB microSD, up to 32 GB
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint 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-Ion Battery Non-removable Li-Po Battery Li-Ion battery
Capacity 2000 mAh 3300 mAh 2000 mAh
Stand by Up to 190 h Up to 265 h -
Talk Time Up to 8 h Up to 22 h -