Asus Zenfone Zoom ZX551ML vs Asus Zenfone 3 ZE552KL vs Asus Zenfone 3 ZE520KL

Price Comparison (India)

Rs. 27,999

Manufacturer
Asus	Asus	Asus
Announced
September 2015	May 2016	July 2016
Status
Available - January 2016	Available - June 2016	Available - August 2016
Price
Rs. 37,999 ($558.81) [Similarly Priced]	Rs. 21,999 ($323.51) [Similarly Priced]	Rs. 19,987 ($249.00) [Similarly Priced]
Colors
Pure Black, Ceramic White	Shimmer Gold, Aqua Blue, Sapphire Black, Moonlight White	Sapphire Black, Moonlight White, Shimmer Gold
Form Factor
Candybar	Candybar	Candybar
Dimension
158.9 x 78.8 x 12 mm (6.26 x 3.1 x 0.47 in)	152.6 x 77.4 x 7.7 mm (6.01 x 3.05 x 0.3 in )	146.9 x 74 x 7.7 mm (5.78 x 2.91 x 0.3 in)
Weight
185 g (6.53 oz)	155 g (5.47 oz)	144 g (5.08 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 TD-SCDMA	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan
4G Network
LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 9(1800), 18(800), 19(800), 28(700)	LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)	LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Taiwan
Messaging
SMS, MMS, Push Mail, EMail, IM	SMS, MMS, EMail, IM	SMS, MMS, Push Mail, EMail, IM
Build Features
-	Fingerprint sensor Scratch Resistant Display	- Fingerprint Sensor

OS
Android OS, v5.0 (Lollipop)	Android OS, v6.0.1 (Marshmallow) with ZEN UI 3.0	Android OS, v6.0.1 (Marshmallow)
Processor
Quad-core 2.5 GHz, Intel Atom Z3590	Octa-core, 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625	Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625
GPU
PowerVR G6430	Adreno 506	Adreno 506
RAM
4 GB	3/4 GB	3 GB
Internal Memory
128 GB	32/64 GB	32 GB
External Memory
microSD, up to 128 GB	microSD, up to 128 GB (uses SIM 2 slot)	microSD, up to 256 GB (uses SIM 2 slot)

Type
IPS Capacitive Touchscreen, Corning Gorilla Glass 4	IPS LCD capacitive touchscreen	Super IPS+ Capacitive Touchscreen, Corning Gorilla Glass 3
Colors
16M colors	16M colors	16M colors
Size
5.5 inches	5.5 inches	5.2 inches
Resolution
1080 x 1920 pixels (401 ppi)	1080 x 1920 pixels (401 ppi)	1080 x 1920 pixels (424 ppi)
Screen-to-Body Ratio
66.44%	70.44%	68.46%
Multi-Touch

3.5mm Jack

Radio
No	Stereo FM Radio with Recording	FM Radio
Games
Yes + Downloadable	Yes + Downloadable	Yes + Downloadable
Loud Speaker

Rear Camera
13 MP, 4128 x 3096 pixels	16 MP	16 MP
Flash
Dual-LED (Dual Tone)	Dual-LED (Dual Tone)	Dual-LED (dual Tone)
Features
Laser Autofocus, Optical Image Stabilization, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR	Phase Detection Auto-focus, Laser AutoFocus, OIS, EIS, f/2.0, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama	Laser/phase Detection Autofocus, f/2.0, OIS (4-axis), Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video
1080p@30fps	1080p@30fps	1080p@30fps
Front Camera
5 MP	8 MP, f/2.0, 1080p	8 MP, f/2.0, 1080p

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSPA 42.2/5.76 Mbps, LTE Cat4+ 250/50 Mbps	HSPA, LTE	HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps
Bluetooth
v4.0, A2DP, EDR	v4.1, A2DP, LE	v4.2, A2DP, EDR, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot
USB
microUSB v2.0	Type-C 1.0 reversible connector	Type-C 1.0 reversible connector
GPS
Yes, with A-GPS, GLONASS, Beidou	Yes, with A-GPS, GLONASS, BDS	Yes, with A-GPS, GLONASS, BDS
Browser
HTML5	HTML5	HTML5