Phone Comparison - Karbonn A21+ vs Lenovo K3 Note vs Asus Zenfone Max ZC550KL

	Karbonn A21+ ✖	Lenovo K3 Note ✖	Asus Zenfone Max ZC550KL ✖

General Info
	Karbonn A21+ ✖	Lenovo K3 Note ✖	Asus Zenfone Max ZC550KL ✖


Manufacturer	Karbonn	Lenovo	Asus
Announced	June 2013	March 2015	August 2015
Status	Available - July 2013	Available - March 2015	Available - January 2016
Price	-	Rs. 9,058 ($133.21) [Similarly Priced]	Rs. 9,999 ($147.04) [Similarly Priced]
Colors	Black, White	Yellow, White	Black, White
Form Factor	Candybar	Candybar	Candybar
Dimension	-	152.6 x 76.2 x 8 mm (6.01 x 3 x 0.31 in)	156 x 77.5 x 10.55 mm (6.14 x 3.05 x 0.42 in)
Weight	-	150 g (5.29 oz)	202 g (7.13 oz)
2G Network	GSM 900 / 1800 - SIM 1 & SIM 2	GSM 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 TD-SCDMA 1900 / 2100 - India
3G Network	HSDPA 2100	HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1880 / 2010	HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1900 / 2100 - India
4G Network	-	LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300)	LTE band 1(2100), 3(1800), 38(2600), 39(1900), 40(2300), 41(2500) - India
Messaging	SMS, MMS, EMail, IM	SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM
Build Features	Touch and Swipe Gestures	-	-
Hardware and OS
OS	Android OS, v4.2 (Jelly Bean)	Android OS, v5.0 (Lollipop)	Android OS, v5.0 (Lollipop)
Processor	Dual-core 1 GHz, MTK 6577	Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752	Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU	PowerVR SGX531	Mali-T760MP2	Adreno 306
RAM	512 MB	2 GB	2 GB
Internal Memory	4 GB (2.1 GB User Memory)	16 GB	8/16 GB
External Memory	microSD, up to 32 GB	microSD, up to 32 GB	microSD, up to 128 GB

Display
Type	TFT Capacitive Touchscreen	IPS capacitive touchscreen	IPS capacitive touchscreen
Colors	16M colors	16M colors	16M colors
Size	5.0 inches	5.5 inches	5.5 inches
Resolution	480 x 854 pixels (196 ppi)	1080 x 1920 pixels (401 ppi)	720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio	-	71.55%	68.99%
Multi-Touch
Multimedia
3.5mm Jack
Radio	FM radio; FM recording	FM radio	Yes
Games	Yes + Downloadable	Yes + Downloadable	Yes + Downloadable
Loud Speaker
Camera
Rear Camera	5 MP, 2592х1944 pixels	13 MP, 4128 x 3096 pixels	13 MP, 4128 x 3096 pixels
Flash	LED flash	dual-LED (dual tone)	Dual-tone Flash
Features	Auto focus, Geo-tagging, Touch Focus	Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama	Geo-tagging, Laser AutoFocus, Touch Focus, Face Detection, Panorama, HDR
Video	Yes, 720p	1080p@30fps	1080p@30fps
Front Camera	Yes [Similar]	5 MP [Similar]	5 MP [Similar]
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	HSPA, TD-SCDMA, LTE, TD-LTE	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth	Yes, v4.0 with A2DP	v4.0, A2DP, LE	v4.0, A2DP, EDR
Wi-Fi	Wi-Fi 802.11 b/g/n, Wi-Fi hotspot	Wi-Fi 802.11 b/g/n, hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB	Yes, microUSB v2.0	microUSB v2.0	microUSB v2.0
GPS	Yes, with A-GPS support	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
Browser	HTML5	HTML5	HTML5

User Memory
Internal	4 GB (2.1 GB User Memory), 512 MB RAM	16 GB, 2 GB RAM	8/16 GB, 2 GB RAM
Expandable Storage	microSD, up to 32 GB	microSD, up to 32 GB	microSD, up to 128 GB
Sensors
Fingerprint
Proximity Sensor
Accelerometer Sensor
NFC
Battery
Type	Li-Ion Battery	Li-Po Battery	Non-removable Li-Po Battery
Capacity	2000 mAh	3000 mAh	5000 mAh
Stand by	Up to 240 h	Up to 750 h (3G)	-
Talk Time	-	Up to 36 h (3G)	-

Phone Comparison - Karbonn A21+ vs Lenovo K3 Note vs Asus Zenfone Max ZC550KL

General Info

Hardware and OS

Display

Multimedia

Camera

Connectivity and Data Rate

User Memory

Sensors

Battery

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