Asus ZenFone 2 ZE551ML vs Asus ZenFone 2 ZE551ML vs Asus ZenFone 2 ZE550ML: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Asus ZenFone 2 ZE551ML vs Asus ZenFone 2 ZE551ML vs Asus ZenFone 2 ZE550ML. The complete information of specifications to decide which to buy.

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Asus ZenFone 2 ZE551MLAsus ZenFone 2 ZE551MLGlobal · 4GB · 32GB
Asus ZenFone 2 ZE551MLAsus ZenFone 2 ZE551MLGlobal · 4GB · 32GB
Asus ZenFone 2 ZE550MLAsus ZenFone 2 ZE550MLGlobal · 4GB · 16GB
Technical data sheets

Basics
Asus ZenFone 2 ZE551ML
Asus ZenFone 2 ZE551ML
Global · 4GB · 32GB
View datasheet
vs
Asus ZenFone 2 ZE551ML
Asus ZenFone 2 ZE551ML
Global · 4GB · 32GB
View datasheet
vs
Asus ZenFone 2 ZE550ML
Asus ZenFone 2 ZE550ML
Global · 4GB · 16GB
View datasheet
vs

Score
Ki Cost-effective
Score		 -- Not available -- Not available -- Not available
Design and Screen score --Design & Materials --Design & Materials --Design & Materials
Performance and Hardware score --Performance & Hardware --Performance & Hardware --Performance & Hardware
Camera score --Camera --Camera --Camera
Connectivity score -- Connectivity -- Connectivity -- Connectivity
Battery score --Battery --Battery --Battery

User reviews
User score
7.7
36 reviews
7.8
65 reviews
6.5
6 reviews

Technical specifications of the Asus ZenFone 2 ZE551ML vs Asus ZenFone 2 ZE551ML vs Asus ZenFone 2 ZE550ML

Specs where to buy Asus ZenFone 2 ZE551ML Asus ZenFone 2 ZE551ML
Global · 4GB · 32GB 		stores to buy Asus ZenFone 2 ZE551ML Asus ZenFone 2 ZE551ML
Global · 4GB · 32GB 		where to buy Asus ZenFone 2 ZE550ML Asus ZenFone 2 ZE550ML
Global · 4GB · 16GB
Inches 5.5" 5.5" 5.5"
Resolution FHD FHD+ FHD
Usable surface 70% useful 70% useful 70% useful
Aspect Ratio 16:9 16:9 16:9
Dimensions 77.2 mm
152.5 mm
10.9 mm 		77.2 mm
152.5 mm
10.9 mm 		77.2 mm
152.5 mm
10.9 mm
Weight 170 g 170 g 170 g
Micro Atom Z3580
Quad-Core 		Atom Z3580
Quad-Core 		Atom Z3560
Quad-Core
RAM 4 GB RAM 4 GB RAM 4 GB RAM
Storage 32 GB 32 GB 16 GB
AnTuTu 41.380
v? 		50.401
v? 		41.329
v?
Battery 3000 mAh 3000 mAh 3000 mAh
Main Camera 1
13 Mpx · ƒ/2.0
T4K37
1
13 Mpx · ƒ/2.0
T4K37
1
13 Mpx · ƒ/2.0

Selfie Camera SELF 4.9 Mpx · ƒ/-- SELF 5 Mpx · ƒ/-- SELF 4.9 Mpx · ƒ/--
Bands
OS Android 5.0 Lollipop Android 5.0 Lollipop Android 5.0 Lollipop

Brand
Brand Asus Asus Asus
Aliases ZE550ML ZE551ML --

Release Date
Release date August 2015,
11 years ago 		August 2015,
11 years ago 		March 2015,
11 years ago
State Not available Not available Not available
Market Global Global Global

Design & Materials

Structure

Asus ZenFone 2 ZE551ML
Asus ZenFone 2 ZE551ML
Asus ZenFone 2 ZE550ML
Asus ZenFone 2 ZE551ML
Asus ZenFone 2 ZE551ML
Asus ZenFone 2 ZE550ML
Size
77.2 mm • 152.5 mm • 10.9 mm
See more details
 Print 3D Model
77.2 mm • 152.5 mm • 10.9 mm
See more details
 Print 3D Model
77.2 mm • 152.5 mm • 10.9 mm
See more details
 Print 3D Model
Weight 170 g 170 g 170 g
Usable surface 70 % 70 % 70 %
Materials - - -
Resistance - - -
Colors
Black
White
Gold
Red
Gray
Black
White
Gold
Red
Gray
Black
White
Gold
Red
Gray

Screen
Diagonal 5.5" 5.5" 5.5"
Type LCD IPS LCD IPS LCD IPS
Aspect Ratio 16:9 16:9 16:9
Resolution FHD
1080 x 1920 px 		FHD+
1080 x 1920 px 		FHD
1080 x 1920 px
Brightness 400 nits 400 nits 400 nits
Peak brightness -- -- --
Maximum brightness (HBM) -- -- --
Density 401 Pixels per inch 401 Pixels per inch 401 Pixels per inch

Others

Others
  • Without Notch
  • Brightnes 400 cd/m² (typ)
  • Color LED Notifications
  • Scratch resistant
  • Corning Gorilla Glass 3
  • Capacitive
  • Multi-touch
  • Without Notch
  • Brightnes 400 cd/m² (typ)
  • Color LED Notifications
  • Scratch resistant
  • Corning Gorilla Glass 3
  • Capacitive
  • Multi-touch
  • Without Notch
  • Brightnes 400 cd/m² (typ)
  • Color LED Notifications
  • Scratch resistant
  • Corning Gorilla Glass 3
  • Capacitive
  • Multi-touch

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
7.8
7.5
7.7
Do you think it's a nice phone?
8.0
7.9
7.8
Is it comfortable?
7.7
7.9
7.8
Can you see it well in the sunlight?
6.5
6.9
7.0
Number of reviews
36 reviews
65 reviews
6 reviews

Performance & Hardware

Processor
Model Intel Atom Z3580 Intel Atom Z3580 Intel Atom Z3560
CPU Intel Silvermont Intel Silvermont Intel Silvermont
Type Quad-Core Quad-Core Quad-Core
Manufacturing 22 nm 22 nm 22 nm
64 Bits Yes Yes Yes

Graphics
GPU PowerVR G6430 MP4 PowerVR G6430 MP4 PowerVR G6430

RAM
RAM 4 GB 4 GB 4 GB
Type -- -- --

Antutu
Score
41.380
Antutu v?
Overall performance better than 40% of devices
See more details
50.401
Antutu v?
Overall performance better than 43% of devices
See more details
41.329
Antutu v?
Overall performance better than 43% of devices
See more details

Storage
Capacity 32 GB 32 GB 16 GB
Type -- -- --
SD Slot Yes ,
Independent SD slot 		Yes ,
Independent SD slot 		Yes ,
Independent SD slot

Security
Fingerprint No No No

Sensors
Sensors
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Hall
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Hall
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Hall

Audio

Audio
-
-
-

Others
Notifications LED Color LED Notifications Color LED Notifications Color LED Notifications
Cooling system No No No
Gaming buttons No No No

User reviews

Does it have good sound?
7.1
7.9
6.7
Does it work smoothly in everyday use?
9.0
8.7
7.5
What's your experience been with demanding games?
8.1
7.8
7.3
Number of reviews
36 reviews
65 reviews
6 reviews

Camera

Main
No. of cameras Rear camera Rear camera Rear camera
1
Camera type

Standard

Standard

Standard
Resolution 13 Mpx 13 Mpx 13 Mpx
Aperture ƒ/ 2.0 ƒ/ 2.0 ƒ/ 2.0
Optical zoom -- -- --
View angle -- -- --
Sensor Toshiba T4K37 Toshiba T4K37 Unknown
Type CMOS CMOS CMOS
ISO -- -- --
Pixel size 1.12 µm 1.12 µm --
Pixel Binning -- -- --
Sensor size 1/3.07" 1/3.07" --

Features
Flash Dual LED Dual LED Dual LED
Optical Stabilisation No No No
Slow Motion Video No,
30 fps 		No,
30 fps 		No,
30 fps
Others
  • Digital zoom
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Digital zoom
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Digital zoom
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode

Selfie
SELF
Camera type

Dedicated

Dedicated

Dedicated
Resolution 4.9 Mpx 5 Mpx 4.9 Mpx
Aperture ƒ/ -- ƒ/ -- ƒ/ --
Optical zoom -- -- --
View angle -- -- --
Sensor Unknown Omnivision OV5670F Unknown
Type -- PureCel --
Pixel size -- 1.12 µm --
Pixel Binning -- -- --
Sensor size -- 1/3.4" --
Others
--
--
--

DxOMark Score
DxOMark Score -- -- --

User reviews

Quality of daytime photos
8.4
8.5
9.0
Quality of nighttime photos
6.5
6.5
6.3
Quality of selfies
7.5
7.9
8.2
Does it have a powerful flash?
8.3
8.2
8.5
Number of reviews
36 reviews
65 reviews
6 reviews

Connectivity

Network compatibility

5G -- -- --
4G LTE
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B17 (700)
  • B20 (800)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
3G
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card
Dual SIM Dual Sim Full Active Dual Sim Full Active Dual Sim Full Active
Type
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Micro SIM

Wi-Fi
Wi-Fi
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11ac
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11ac
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11ac
Others
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Hotspot
  • Wi-Fi Direct

Bluetooth
Version Bluetooth 4.0 Bluetooth 4.0 Bluetooth 4.0
Others
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)

Navigation
Navigation
  • GPS
  • A-GPS
  • GLONASS
  • GPS
  • A-GPS
  • GLONASS
  • GPS
  • A-GPS
  • GLONASS

USB
USB
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)

SAR
European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

 0.351 W/Kg on head
0.332 W/Kg on body 		0.351 W/Kg on head
0.332 W/Kg on body 		0.351 W/Kg on head
0.332 W/Kg on body
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

 0.920 W/Kg on head
0.870 W/Kg on body 		0.920 W/Kg on head
0.870 W/Kg on body 		0.920 W/Kg on head
0.870 W/Kg on body

Others
Others
  • NFC
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • NFC
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • NFC
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.

User reviews

Does it have good coverage for calls?
8.3
8.2
8.5
Quality of the GPS
8.4
8.6
8.7
And the WiFi?
8.7
8.2
8.7
Number of reviews
36 reviews
65 reviews
6 reviews

Battery

Battery
Capacity
3000 mAh
See more details
3000 mAh
See more details
3000 mAh
See more details
Type Li-Polymer Li-Polymer Li-Polymer
Fast charge Yes,
18.0W 		Yes No
Others
  • Non-removable
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 6%
    Less than half day
  • 33%
    Less than a day
  • 44%
    One day
  • 14%
    More than one day
  • 3%
    Two days or more
  • 9%
    Less than half day
  • 42%
    Less than a day
  • 23%
    One day
  • 22%
    More than one day
  • 5%
    Two days or more
  • 0%
    Less than half day
  • 67%
    Less than a day
  • 17%
    One day
  • 17%
    More than one day
  • 0%
    Two days or more
Number of reviews
36 reviews
65 reviews
6 reviews

Software

Software
Operating System
  • Android 5.0 Lollipop
    Android 5.0 Lollipop, 11 years ago
  • Android 5.0 Lollipop
    Android 5.0 Lollipop, 11 years ago
  • Android 5.0 Lollipop
    Android 5.0 Lollipop, 11 years ago
Google Services With Google Mobile Services With Google Mobile Services With Google Mobile Services

User reviews

Did it come with preinstalled applications?
  • 0%
    It comes with a clean operating system
  • 57%
    It has preinstalled apps but they don't bother me
  • 43%
    It has preinstalled apps that I can't uninstall
  • 0%
    It comes with a clean operating system
  • 65%
    It has preinstalled apps but they don't bother me
  • 35%
    It has preinstalled apps that I can't uninstall
  • 17%
    It comes with a clean operating system
  • 33%
    It has preinstalled apps but they don't bother me
  • 50%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
  • 18%
    Never
  • 18%
    Once a year
  • 32%
    Every six months
  • 32%
    Every two months or less
  • 10%
    Never
  • 30%
    Once a year
  • 40%
    Every six months
  • 21%
    Every two months or less
  • 50%
    Never
  • 17%
    Once a year
  • 17%
    Every six months
  • 17%
    Every two months or less
Number of reviews
36 reviews
65 reviews
6 reviews
Prices
Prices unavailable
Prices unavailable
Prices unavailable