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Asus ZenFone 3 ZE520KL vs Asus Zenfone 2 ZE551ML

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Asus ZenFone 3 ZE520KL

Asus Zenfone 2 ZE551ML

Asus Zenfone 3 Laser

Motorola Moto Z Play


All Features Differences
Asus ZenFone 3 ZE520KL
Rs. 20,599
Asus Zenfone 2 ZE551ML
Rs. 15,990
Overview Advantages (Factors To Decide Which Device You Should Buy) Remove All Devices
Rankings # 2# 1
Specs Score   76 / 100   78 / 100
Operating System Android, v6.0.1 (Marshmallow) Android, v5.0 (Lollipop)
Features Present In Only One Device
(Unique Features)

Octa Core CPU

Asus ZenFone 3 ZE520KL
Octa Core
Asus Zenfone 2 ZE551ML
Quad Core

More cores result in better parallelism, meaning more tasks can be processed in parallel without slowing down the User Interface.

Faster CPU

Asus ZenFone 3 ZE520KL
2 GHz
Asus Zenfone 2 ZE551ML
2.3 GHz

Around 14% faster CPU than Asus ZenFone 3 ZE520KL. Faster CPU means more smooth experience.

Supports VoLTE

Asus ZenFone 3 ZE520KL
Asus Zenfone 2 ZE551ML

Asus ZenFone 3 ZE520KL is VoLTE Enabled. You can use this to make calls over 4G network. It is compatible with Reliance Jio.

More RAM

Asus ZenFone 3 ZE520KL
3 GB
Asus Zenfone 2 ZE551ML
4 GB

Around 33% more RAM than Asus ZenFone 3 ZE520KL. More RAM means more applications can run at the same time, which makes the device faster.


Asus ZenFone 3 ZE520KL
7.7 mm
Asus Zenfone 2 ZE551ML
10.9 mm

Around 29% slimmer than Asus Zenfone 2 ZE551ML. Slimmer devices are easier to carry in pocket and look more fashionable.

Bigger Screen

Asus ZenFone 3 ZE520KL
5.2 inches
Asus Zenfone 2 ZE551ML
5.5 inches

Around 5% bigger screen than Asus ZenFone 3 ZE520KL. Reading, browsing internet and watching movies is more pleasing experience on a bigger screen.

Better Camera Resolution

Asus ZenFone 3 ZE520KL
16 MP
Asus Zenfone 2 ZE551ML
13 MP

Around 23% more mega pixels (MP) than Asus Zenfone 2 ZE551ML. More resolution generally means better picture quality, though it's not always necessary.

Bigger Battery

Asus ZenFone 3 ZE520KL
2650 mAH
Asus Zenfone 2 ZE551ML
3000 mAH

Around 13% more Battery Capacity than Asus ZenFone 3 ZE520KL. With more battery size, device's battery can generally last more time, though it depends on various other factors too.

Has Fingerprint Sensor

Asus ZenFone 3 ZE520KL
Asus Zenfone 2 ZE551ML

Fingerprint sensor support allows you to quickly unlock your device using your fingerprint.

Supports NFC

Asus ZenFone 3 ZE520KL
Asus Zenfone 2 ZE551ML

NFC enables wireless payments through your device. You can also connect two NFC enabled devices just by touching them with each other.

Sim TypeGSM+GSM (Hybrid Slot)GSM+GSM
Dual SimYesYes
Sim SizeNano + Micro SIMMicro SIM
Device TypeSmartphoneSmartphone
Release DateMay, 2016January, 2015
Dimensions152.6 x 77.4 x 7.7 mm77.2 x 152.5 x 10.9 mm
Weight155 g170 g
TypeColor IPS+ screen, 16M colorsColor IPS screen, 16M colors
TouchYes, with MultitouchYes, with Multitouch
Size5.2 inches, 1080 x 1920 pixels5.5 inches, 1080 x 1920 pixels
PPI~ 424 PPI~ 401 PPI
FeaturesCorning Gorilla Glass 3 Screen Protection
Internal32 GB inbuilt, 3 GB RAM32 GB inbuilt, 4 GB RAM
Card SlotYes (Hybrid Slot), upto 128 GBYes, upto 64 GB
VoLTEYes (Supports Reliance Jio)
WifiYes, with wifi-hotspotYes, with wifi-hotspot
BluetoothYes, v4.2Yes, v4.0
USBYes v2.0Yes, microUSB v2.0
CameraYes, 16 MP with autofocusYes, 13 MP with autofocus
FeaturesFace detection, Geo tagging, Panorama, Touch to focusFace detection, Geo tagging, Panorama, Touch to focus
Video RecordingYes, 1080p @ 30fpsYes, 1080p @ 30fps
FlashDual LEDDual LED
Front CameraYes, 8 MPYes, 5 MP
OSAndroid, v6.0.1 (Marshmallow)Android, v5.0 (Lollipop)
CPU2 GHz, Octa Core, Qualcomm MSM8953 Snapdragon 625 Processor2.3 GHz, Quad Core, Intel Atom Z3580 Processor
GPUAdreno 506PowerVR G6430
BrowserYes, supports HTMLYes, supports HTML
SupportsMMS, Instant MessagingMMS, Instant Messaging
EmailYes, with Push MailYes, with Push Mail
MusicMP3, WAV, eAAC+MP3, WAV, eAAC+
VideoMP4, H.264MP4, H.264
FM RadioYesYes
Document ReaderYesYes
GPSYes, with A-GPS SupportYes
Fingerprint SensorYes
SensorsAccelerometer, Gyroscope, Compass, FingerprintAccelerometer, Gyroscope, Compass
3.5mm Headphone JackYesYes
TypeNon-Removable BatteryNon-Removable Battery
Size2650 mAH, Li-ion Battery3000 mAH, Li-Po Battery

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