Asus ZenFone 2 ZE550ML vs BQ Aquaris M5.5 vs Lenovo K920 Vibe Z2 Pro vs Sony Xperia Z3: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Asus ZenFone 2 ZE550ML vs BQ Aquaris M5.5 vs Lenovo K920 Vibe Z2 Pro vs Sony Xperia Z3. The complete information of specifications to decide which to buy.

Compare
Asus ZenFone 2 ZE550MLAsus ZenFone 2 ZE550MLGlobal · 4GB · 16GB
BQ Aquaris M5.5BQ Aquaris M5.5Global · 3GB · 16GB
Lenovo K920 Vibe Z2 ProLenovo K920 Vibe Z2 ProChina · 3GB · 32GB
Sony Xperia Z3Sony Xperia Z3Global · 3GB · 16GB
Technical data sheets

Basics
Asus ZenFone 2 ZE550ML
Asus ZenFone 2 ZE550ML
Global · 4GB · 16GB
View datasheet
vs
BQ Aquaris M5.5
BQ Aquaris M5.5
Global · 3GB · 16GB
View datasheet
vs
Lenovo K920 Vibe Z2 Pro
Lenovo K920 Vibe Z2 Pro
China · 3GB · 32GB
View datasheet
vs
Sony Xperia Z3
Sony Xperia Z3
Global · 3GB · 16GB
View datasheet
vs

Score
Ki Cost-effective
Score		 -- Not available -- Not available -- Not available 6.5 Ki Cost-effective
Score
Design and Screen score --Design & Materials --Design & Materials --Design & Materials 5.7Design & Materials
Performance and Hardware score --Performance & Hardware --Performance & Hardware --Performance & Hardware 4.7Performance & Hardware
Camera score --Camera --Camera --Camera 5.3Camera
Connectivity score -- Connectivity -- Connectivity -- Connectivity 6.2 Connectivity
Battery score --Battery --Battery --Battery 5.2 Battery

User reviews
User score
6.5
5 reviews
7.8
25 reviews
9.6
5 reviews
8.1
189 reviews

Technical specifications of the Asus ZenFone 2 ZE550ML vs BQ Aquaris M5.5 vs Lenovo K920 Vibe Z2 Pro vs Sony Xperia Z3

Specs where to buy Asus ZenFone 2 ZE550ML Asus ZenFone 2 ZE550ML
Global · 4GB · 16GB 		stores to buy BQ Aquaris M5.5 BQ Aquaris M5.5
Global · 3GB · 16GB 		Lenovo K920 Vibe Z2 Pro price compare Lenovo K920 Vibe Z2 Pro
China · 3GB · 32GB 		Sony Xperia Z3 prices Sony Xperia Z3
Global · 3GB · 16GB
Inches 5.5" 5.5" 6" 5.2"
Resolution FHD FHD QHD FHD
Usable surface 70% useful 72% useful 78% useful 71% useful
Aspect Ratio 16:9 16:9 16:9 16:9
Dimensions 77.2 mm
152.5 mm
10.9 mm 		75.5 mm
151.8 mm
8.5 mm 		81.3 mm
156.0 mm
7.7 mm 		72.0 mm
146.0 mm
7.3 mm
Weight 170 g 162 g 180 g 152 g
Micro Atom Z3560
Quad-Core 		SnapD. 615
Octa-Core 		SnapD. 801
Quad-Core 		SnapD. 801
Quad-Core
RAM 4 GB RAM 3 GB RAM 3 GB RAM 3 GB RAM
Storage 16 GB 16 GB 32 GB 16 GB
AnTuTu 41.329
v? 		32.123
v? 		36.267
v? 		59.887
v?
Battery 3000 mAh 3620 mAh 4000 mAh 3100 mAh
Main Camera 1
13 Mpx · ƒ/2.0

1
13 Mpx · ƒ/2.0
5K3M2
1
16 Mpx · ƒ/2.2
S5K2P2XX
1
20.7 Mpx · ƒ/2.0
IMX220 Exmor RS
Selfie Camera SELF 4.9 Mpx · ƒ/-- SELF 5 Mpx · ƒ/-- SELF 5 Mpx · ƒ/-- SELF 2.2 Mpx · ƒ/--
Bands
OS Android 5.0 Lollipop Android 6.0 Marshmallow Android 4.4 KitKat Android 6.0 Marshmallow

Brand
Brand Asus BQ Lenovo Sony
Aliases -- -- -- D6603, D6616, D6633 - Dual SIM, D6643, D6653, L55t, L55u

Release Date
Release date March 2015,
9 years ago 		August 2015,
8 years ago 		August 2014,
9 years ago 		September 2014,
9 years ago
State Not available Not available Not available On Sale
Market Global Global China Global

Design & Materials

Structure

Asus ZenFone 2 ZE550ML
BQ Aquaris M5.5
Lenovo K920 Vibe Z2 Pro
Sony Xperia Z3
Asus ZenFone 2 ZE550ML
BQ Aquaris M5.5
Lenovo K920 Vibe Z2 Pro
Sony Xperia Z3
Size
77.2 mm • 152.5 mm • 10.9 mm
See more details
 Print 3D Model
75.5 mm • 151.8 mm • 8.5 mm
See more details
 Print 3D Model
81.3 mm • 156.0 mm • 7.7 mm
See more details
 Print 3D Model
72.0 mm • 146.0 mm • 7.3 mm
See more details
 Print 3D Model
Weight 170 g 162 g 180 g 152 g
Usable surface 70 % 72 % 78 % 71 %
Materials - - Aluminium alloy -
Resistance - - - IP65
IP68
Colors
Black

White

Gold

Red

Gray
Black

White
Black

Silver
Black

White

Brown

Green

Screen
Diagonal 5.5" 5.5" 6" 5.2"
Type LCD IPS LCD IPS • JDI LCD IPS LCD IPS
Aspect Ratio 16:9 16:9 16:9 16:9
Resolution FHD
1080 x 1920 px 		FHD
1080 x 1920 px 		QHD
1440 x 2560 px 		FHD
1080 x 1920 px
Density 401 Pixels per inch 401 Pixels per inch 490 Pixels per inch 424 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
  • Dragontrail glass
  • Capacitive
  • Multi-touch
  • Without Notch
  • Capacitive
  • Multi-touch
  • Without Notch
  • Triluminos display for mobile
  • Scratch resistant
  • Capacitive
  • Multi-touch
  • X-Reality display

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
8.2
7.7
7.8
6.6
Do you think it's a nice phone?
8.8
7.5
9.8
8.9
Is it comfortable?
8.8
7.8
9.6
8.0
Can you see it well in the sunlight?
6.8
7.6
9.8
7.9
Number of reviews
5 reviews
25 reviews
5 reviews
189 reviews

Performance & Hardware

Processor
Model Intel Atom Z3560 Qualcomm Snapdragon 615 MSM8939 1.5Ghz Qualcomm Snapdragon 801 MSM8974AC Qualcomm Snapdragon 801 MSM8974AC
CPU Intel Silvermont 4x Cortex-A53 1.5GHz + 4x Cortex-A53 1GHz 4x Krait 400 2.5 GHz 4x Krait 400 2.5 GHz
Type Quad-Core Octa-Core Quad-Core Quad-Core
Manufacturing 22 nm 28 nm 28 nm 28 nm
64 Bits Yes Yes No No

Graphics
GPU PowerVR G6430 Qualcomm Adreno 405 550 Mhz Qualcomm Adreno 330 Qualcomm Adreno 330

RAM
RAM 4 GB 3 GB 3 GB 3 GB
Type -- -- -- --

Antutu
Score
41.329
Antutu v?
Overall performance better than 36% of devices
See more details
32.123
Antutu v?
Overall performance better than 7% of devices
See more details
36.267
Antutu v?
Overall performance better than 16% of devices
See more details
59.887
Antutu v?
Overall performance better than 44% of devices
See more details

Storage
Capacity 16 GB 16 GB 32 GB 16 GB
Type -- -- -- --
SD Slot Yes ,
Independent SD slot 		Yes ,
Independent SD slot 		No Yes ,
Independent SD slot

Security
Fingerprint No 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
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Barometer

Audio

Audio
-
-
-
-

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

User reviews

Does it have good sound?
6.4
7.6
9.8
7.8
Does it work smoothly in everyday use?
7.0
8.2
9.8
8.8
What's your experience been with demanding games?
7.0
7.4
8.0
8.3
Number of reviews
5 reviews
25 reviews
5 reviews
189 reviews

Camera

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

Standard

Standard

Standard

Standard
Resolution 13 Mpx 13 Mpx 16 Mpx 20.7 Mpx
Sensor Unknown Samsung 5K3M2 Samsung S5K2P2XX Sony IMX220 Exmor RS
Type CMOS ISOCELL ISOCELL CMOS
Aperture ƒ/ 2.0 ƒ/ 2.0 ƒ/ 2.2 ƒ/ 2.0
ISO -- 100 - 800 -- --
Pixel size -- 1.13 µm 1.12 µm 1.20 µm
Pixel Binning -- -- -- --
Sensor size -- 1/3.06" 1/2.6" 1/2.3"

Features
Flash Dual LED Dual LED Dual LED LED
Optical Stabilisation No Yes Yes No
Slow Motion Video No,
30 fps 		Yes,
120 fps 		Yes,
120 fps 		Yes,
120 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
  • Optical Stabilization (OIS)
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Optical Stabilization (OIS)
  • Autofocus
  • Touch focus
  • Geotagging
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Digital zoom
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Self-timer

Selfie
SELF
Camera type

Dedicated

Dedicated

Dedicated

Dedicated
Resolution 4.9 Mpx 5 Mpx 5 Mpx 2.2 Mpx
Sensor Unknown Unknown Unknown Unknown
Type -- -- -- --
Aperture ƒ/ -- ƒ/ -- ƒ/ -- ƒ/ --
Pixel size -- -- -- --
Pixel Binning -- -- -- --
Sensor size -- -- -- --
Others
--
--
--
--

DxOMark Score
DxOMark Score -- -- --
79
Mobile
81
Photo
76
Video

User reviews

Quality of daytime photos
9.2
8.1
9.8
8.6
Quality of nighttime photos
4.0
6.5
9.0
7.0
Quality of selfies
9.2
7.8
8.6
6.6
Does it have a powerful flash?
8.4
7.9
9.8
6.9
Number of reviews
5 reviews
25 reviews
5 reviews
189 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)
  • B3 (1800)
  • B7 (2600)
  • B20 (800)
  • B1 (2100)
  • B3 (1800)
  • B7 (2600)
  • B20 (800)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B17 (700)
  • B20 (800)
3G
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
  • B34 (TD 2000)
  • B39 (TD 1900+)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • 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)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card
Dual SIM Dual Sim Full Active Dual Sim Dual Standby Dual Sim Full Active Single Sim
Type
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Nano SIM

Wi-Fi
Wi-Fi
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
Others
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Dual band
  • Wi-Fi Hotspot
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct

Bluetooth
Version Bluetooth 4.0 Bluetooth 4.0 Bluetooth 4.0 Bluetooth 4.0
Others
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • AVRCP (Audio/Visual Remote Control Profile)
  • DIP (Device ID Profile)
  • GAP (Generic Access Profile)
  • GATT (Generic Attribute Profile)
  • HFP (Hands-Free Profile)
  • HID (Human Interface Profile)
  • HSP (Headset Profile)
  • MAP (Message Access Profile)
  • PAN (Personal Area Networking Profile)
  • SPP (Serial Port Protocol)
  • OPP (Object Push Profile)
  • PBAP/PAB (Phone Book Access Profile)
  • HDP (Health Device Profile)

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

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)
  • Charging
  • Host
  • 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 		0.395 W/Kg on head
0.800 W/Kg on body 		0.428 W/Kg on head
0.130 W/Kg on body 		0.691 W/Kg on head
0.712 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 		-- 1.192 W/Kg on head
0.215 W/Kg on body 		0.885 W/Kg on head
1.501 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.
  • DLNA
  • NFC
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • DLNA
  • ANT+
  • Mirrorlink

User reviews

Does it have good coverage for calls?
9.2
8.2
8.2
8.7
Quality of the GPS
8.8
8.0
8.8
8.6
And the WiFi?
9.0
7.9
8.6
8.5
Number of reviews
5 reviews
25 reviews
5 reviews
189 reviews

Battery

Battery
Capacity
3000 mAh
See more details
3620 mAh
See more details
4000 mAh
See more details
3100 mAh
See more details
Type Li-Polymer Li-Polymer Li-Polymer Li-Ion
Fast charge No No No No
Others
  • Non-removable
  • Non-removable
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 0%
    Less than half day
  • 80%
    Less than a day
  • 20%
    One day
  • 0%
    More than one day
  • 0%
    Two days or more
  • 8%
    Less than half day
  • 4%
    Less than a day
  • 28%
    One day
  • 44%
    More than one day
  • 16%
    Two days or more
  • 0%
    Less than half day
  • 0%
    Less than a day
  • 0%
    One day
  • 60%
    More than one day
  • 40%
    Two days or more
  • 5%
    Less than half day
  • 8%
    Less than a day
  • 27%
    One day
  • 48%
    More than one day
  • 12%
    Two days or more
Number of reviews
5 reviews
25 reviews
5 reviews
189 reviews

Software

Software
Operating System
  • Android 5.0 Lollipop
    Android 5.0 Lollipop, 9 years ago
  • Android 6.0.1 Marshmallow
    Android 6.0 Marshmallow, 8 years ago
  • Android 4.4 KitKat
    Android 4.4 KitKat, 10 years ago
  • Android 6.0 Marshmallow
    Android 6.0 Marshmallow, 8 years ago
Google Services (official) Yes Yes Yes Yes

User reviews

Did it come with preinstalled applications?
  • 0%
    It comes with a clean operating system
  • 40%
    It has preinstalled apps but they don't bother me
  • 60%
    It has preinstalled apps that I can't uninstall
  • 25%
    It comes with a clean operating system
  • 46%
    It has preinstalled apps but they don't bother me
  • 29%
    It has preinstalled apps that I can't uninstall
  • 0%
    It comes with a clean operating system
  • 80%
    It has preinstalled apps but they don't bother me
  • 20%
    It has preinstalled apps that I can't uninstall
  • 2%
    It comes with a clean operating system
  • 72%
    It has preinstalled apps but they don't bother me
  • 26%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
  • 40%
    Never
  • 20%
    Once a year
  • 20%
    Every six months
  • 20%
    Every two months or less
  • 14%
    Never
  • 14%
    Once a year
  • 59%
    Every six months
  • 14%
    Every two months or less
  • 0%
    Never
  • 67%
    Once a year
  • 33%
    Every six months
  • 0%
    Every two months or less
  • 6%
    Never
  • 24%
    Once a year
  • 60%
    Every six months
  • 10%
    Every two months or less
Number of reviews
5 reviews
25 reviews
5 reviews
189 reviews
Prices
Prices unavailable
Prices unavailable
Prices unavailable
From $ 94 --