Phone Comparison - Asus Zenfone 2 ZE551ML vs Asus Zenfone 3 ZE520KL vs Asus Zenfone 3 Zoom

Price Comparison (India) - -

general General Info

Manufacturer Asus Asus Asus
Announced January 2015 July 2016 January 2017
Status Available - March 2015 Available - August 2016 Coming Soon - February 2017
Price Rs. 14,999 ($220.57) [Similarly Priced] Rs. 19,987 ($249.00) [Similarly Priced] -
Colors Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit Sapphire Black, Moonlight White, Shimmer Gold Grey, Silver, Pink
Form Factor Candybar Candybar Candybar
Dimension 152.5 x 77.2 x 10.9 mm
(6 x 3.04 x 0.43 in)
146.9 x 74 x 7.7 mm
(5.78 x 2.91 x 0.3 in)
154.3 x 77 x 7.99 mm
(6.07 x 3.03 x 0.31 in)
Weight 170 g (6 oz) 144 g (5.08 oz) 170 g (6 oz)
SIM Type - - Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
TD-SCDMA
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 / 800 - Taiwan HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600
(Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29)
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 LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM
Build Features - - Fingerprint Sensor - Fingerprint sensor
- Scratch Resistant Display
Notification LED - - Yes

hardware Hardware and OS

OS Android OS, v5.0 (Lollipop) Android OS, v6.0.1 (Marshmallow) Android OS, v6.0.1 (Marshmallow)
Processor Quad-core 2.3 GHz
Quad-core 1.8 GHz, Intel Atom Z3580
Intel Atom Z3560
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 2/4 GB 3 GB 2/3/4 GB
Internal Memory 16/32/64 GB 32 GB 16/32/64 GB
External Memory microSD, up to 64 GB microSD, up to 256 GB (uses SIM 2 slot) microSD, up to 128 GB (uses SIM 2 slot)

display Display

Type IPS Capacitive Touchscreen, Corning Gorilla Glass 3 Super IPS+ Capacitive Touchscreen, Corning Gorilla Glass 3 AMOLED Capacitive Touchscreen with Gorilla Glass 5 protection
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.2 inches 5.5 inches
Resolution 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (424 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 70.67% 68.46% 70.02%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 16 MP 12 MP + 12 MP
Flash dual-LED (dual tone) Dual-LED (dual Tone) Dual-LED (Dual Tone)
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Laser/phase Detection Autofocus, f/2.0, OIS (4-axis), Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Phase Detection Autofocus, Laser AutoFocus, OIS, EIS, f/1.7 aperture, Sony IMX362 Sensor, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video 1080p@30fps 1080p@30fps 2160p@30fps, 1080p@60fps, 720p@120fps
Front Camera 5 MP [Similar] 8 MP, f/2.0, 1080p [Similar] 13 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps HSPA, LTE, VoLTE
Bluetooth v4.0, A2DP, EDR v4.2, A2DP, EDR, LE v4.1, A2DP, 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, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
USB microUSB v2.0, USB Host Type-C 1.0 reversible connector Type-C 1.0 reversible connector
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/32/64 GB, 2/4 GB RAM 32 GB, 3 GB RAM 16/32/64 GB, 2/3/4 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 256 GB (uses SIM 2 slot) microSD, up to 128 GB (uses SIM 2 slot)
USB OTG Supported - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint 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 supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Po Battery
Capacity 3000 mAh 2650 mAh 5000 mAh
Stand by - - -
Talk Time - - -