Apple iPhone 7 Plus vs Asus ZenFone 4 ZE554KL vs vivo X20: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Apple iPhone 7 Plus vs Asus ZenFone 4 ZE554KL vs vivo X20. The complete information of specifications to decide which to buy.

Compare
Apple iPhone 7 PlusApple iPhone 7 PlusGlobal · 3GB · 32GB
Asus ZenFone 4 ZE554KLAsus ZenFone 4 ZE554KLGlobal · 6GB · 64GB · SD660
vivo X20vivo X20China · 4GB · 64GB
Technical data sheets

Basics
Apple iPhone 7 Plus
Apple iPhone 7 Plus
Global · 3GB · 32GB
View datasheet
vs
Asus ZenFone 4 ZE554KL
Asus ZenFone 4 ZE554KL
Global · 6GB · 64GB · SD660
View datasheet
vs
vivo X20
vivo X20
China · 4GB · 64GB
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
8.0
85 reviews
8.3
13 reviews
--
No user reviews

Technical specifications of the Apple iPhone 7 Plus vs Asus ZenFone 4 ZE554KL vs vivo X20

Specs where to buy Apple iPhone 7 Plus Apple iPhone 7 Plus
Global · 3GB · 32GB 		Asus ZenFone 4 ZE554KL price compare Asus ZenFone 4 ZE554KL
Global · 6GB · 64GB · SD660 		where to buy vivo X20 vivo X20
China · 4GB · 64GB
Inches 5.5" 5.5" 6.01"
Resolution FHD FHD FHD+
Usable surface 67% useful 71% useful 79% useful
Aspect Ratio 16:9 16:9 18:9
Dimensions 77.9 mm
158.2 mm
7.3 mm 		75.2 mm
155.2 mm
7.5 mm 		75.2 mm
155.9 mm
7.2 mm
Weight 188 g 165 g 159 g
Micro A10
Quad-Core 		SnapD. 660
Octa-Core 		SnapD. 660
Octa-Core
RAM 3 GB RAM 6 GB RAM 4 GB RAM
Storage 32 GB 64 GB 64 GB
AnTuTu 240.017
v8 		102.356
v? 		142.062
v7
Battery 2900 mAh 3300 mAh 3245 mAh
Main Camera 1
12 Mpx · ƒ/1.8
iSight Duo Camera (7)
1
12 Mpx · ƒ/1.8
IMX362 Exmor RS
2 		1
12.2 Mpx · ƒ/1.8

2
Selfie Camera SELF 7 Mpx · ƒ/-- SELF 8 Mpx · ƒ/2.0 SELF 12.2 Mpx · ƒ/2.0
Bands
OS iOS 15 Android 7.0 Nougat Android 7.0 Nougat

Brand
Brand Apple Asus vivo
Aliases -- ZE554KL --

Release Date
Release date September 2016,
9 years ago 		August 2017,
8 years ago 		September 2017,
8 years ago
State Not available Not available Not available
Market Global Global China

Design & Materials

Structure

Apple iPhone 7 Plus
Asus ZenFone 4 ZE554KL
vivo X20
Apple iPhone 7 Plus
Asus ZenFone 4 ZE554KL
vivo X20
Size
77.9 mm • 158.2 mm • 7.3 mm
See more details
 Print 3D Model
75.2 mm • 155.2 mm • 7.5 mm
See more details
 Print 3D Model
75.2 mm • 155.9 mm • 7.2 mm
See more details
 Print 3D Model
Weight 188 g 165 g 159 g
Usable surface 67 % 71 % 79 %
Materials Aluminium alloy Metal Aluminium alloy
Resistance IP67 - -
Colors
Black
Gold
Silver
Rose Gold
Jet Black
Black
White
Green
Black
Gold
Rose Gold

Screen
Diagonal 5.5" 5.5" 6.01"
Type LCD IPS LCD IPS Super AMOLED
Aspect Ratio 16:9 16:9 18:9
Resolution FHD
1080 x 1920 px 		FHD
1080 x 1920 px 		FHD+
1080 x 2160 px
Density 401 Pixels per inch 401 Pixels per inch 402 Pixels per inch

Others

Others
  • Without Notch
  • Brightnes 625 cd/m² (typ)
  • 1300:1 dynamic contrast ratio
  • Full sRGB standard
  • Retina HD display
  • LED Notifications
  • Scratch resistant
  • Ion-strengthtened glass
  • Capacitive
  • Multi-touch
  • Oleophobic (lipophobic) coating
  • Force Touch
  • Without Notch
  • Brightnes 600 cd/m² (typ)
  • Color LED Notifications
  • Scratch resistant
  • 2.5D curved glass screen
  • Capacitive
  • Multi-touch
  • Bluelight Filter
  • Without Notch
  • Brightnes 420 cd/m² (typ)
  • 95% NTSC
  • NTSC
  • Capacitive
  • Multi-touch

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
7.2
4.9
--
Do you think it's a nice phone?
8.5
9.3
--
Is it comfortable?
8.1
8.7
--
Can you see it well in the sunlight?
7.7
8.6
--
Number of reviews
85 reviews
13 reviews
--

Performance & Hardware

Processor
Model Apple A10 Fusion Qualcomm Snapdragon 660 MSM8976 Plus Qualcomm Snapdragon 660 MSM8976 Plus
CPU 2x low energy core + 2x high performance core 4x Kryo 260 2.2 Ghz + 4x Kryo 260 1.8 Ghz 4x Kryo 260 2.2 Ghz + 4x Kryo 260 1.8 Ghz
Type Quad-Core Octa-Core Octa-Core
Manufacturing 16 nm 14 nm 14 nm
64 Bits Yes Yes Yes

Graphics
GPU PowerVR 7XT Plus Qualcomm Adreno 512 Qualcomm Adreno 512

RAM
RAM 3 GB 6 GB 4 GB
Type -- -- --

Antutu
Score
240.017
Antutu v8
Overall performance better than 37% of devices
See more details
102.356
Antutu v?
Overall performance better than 31% of devices
See more details
142.062
Antutu v7
Overall performance better than 31% of devices
See more details

Storage
Capacity 32 GB 64 GB 64 GB
Type -- -- --
SD Slot No Yes ,
Slot for SD or second SIM card 		Yes ,
Slot for SD or second SIM card

Security
Fingerprint Yes, on the front Yes, on the front Yes, in the back

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

Audio

Audio
-
  • DTS / DTS X
-

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

User reviews

Does it have good sound?
7.8
8.5
--
Does it work smoothly in everyday use?
8.6
8.6
--
What's your experience been with demanding games?
8.2
7.8
--
Number of reviews
85 reviews
13 reviews
--

Camera

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

Standard

Standard

Standard
Resolution 12 Mpx 12 Mpx 12.2 Mpx
Aperture ƒ/ 1.8 ƒ/ 1.8 ƒ/ 1.8
Optical zoom -- -- --
View angle -- -- --
Sensor Apple iSight Duo Camera (7) Sony IMX362 Exmor RS Unknown
Type CMOS BSI CMOS BSI CMOS
ISO -- -- --
Pixel size 1.22 µm 1.40 µm --
Pixel Binning -- -- --
Sensor size 1/3" 1/2.55" --
2
Camera type
--

Wide Angle lens

Portrait mode (depth)
Resolution
8 Mpx
5 Mpx
Aperture
ƒ/ --
ƒ/ --
Optical zoom
--
--
View angle
--
--
Sensor
Unknown
Unknown
Type
--
--
Pixel size
--
--
Pixel Binning
--
--
Sensor size
--
--

Features
Flash Quad LED Dual LED LED
Optical Stabilisation Yes Yes No
Slow Motion Video Yes,
240 fps 		Yes,
120 fps 		Yes,
120 fps
Others
  • 4K Video
  • Digital zoom
  • Optical zoom
  • Optical Stabilization (OIS)
  • Autofocus
  • Touch focus
  • Manual focus
  • Continuous shooting
  • Geotagging
  • HDR
  • Face detection
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • RAW
  • 4K Video
  • Digital zoom
  • Dual camera
  • Digital image stabilization
  • Optical Stabilization (OIS)
  • Autofocus
  • Touch focus
  • Continuous autofocus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Digital zoom
  • Dual camera
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer

Selfie
SELF
Camera type

Dedicated

Dedicated

Dedicated
Resolution 7 Mpx 8 Mpx 12.2 Mpx
Aperture ƒ/ -- ƒ/ 2.0 ƒ/ 2.0
Optical zoom -- -- --
View angle -- -- --
Sensor Unknown Unknown Unknown
Type -- -- --
Pixel size -- -- --
Pixel Binning -- -- --
Sensor size -- -- --
Others
--
--
--

DxOMark Score
DxOMark Score
88
Mobile
90
Photo
84
Video
 -- --

User reviews

Quality of daytime photos
8.8
8.6
--
Quality of nighttime photos
7.0
7.3
--
Quality of selfies
7.8
7.3
--
Does it have a powerful flash?
8.2
8.0
--
Number of reviews
85 reviews
13 reviews
--

Connectivity

Network compatibility

5G -- -- --
4G LTE
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B12 (700)
  • B13 (700)
  • B17 (700)
  • B18 (800)
  • B19 (800)
  • B20 (800)
  • B25 (1900+)
  • B26 (850)
  • B27 (800)
  • B28b (700)
  • B28a (700)
  • B29 (700)
  • B30 (2300)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B18 (800)
  • B19 (800)
  • B20 (800)
  • B26 (850)
  • 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)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
3G
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
  • B20 (800)
  • B34 (TD 2000)
  • B39 (TD 1900+)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B34 (TD 2000)
  • B39 (TD 1900+)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • CDMA BC0 (800)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card
Dual SIM Single Sim Dual Sim Dual Standby Dual Sim Dual Standby
Type
  • Nano SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM

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

Bluetooth
Version Bluetooth 4.2 LE Low energy consumption Bluetooth 5.0 Bluetooth 5.0
Others
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)
  • A2DP (Advanced Audio Distribution Profile)

Navigation
Navigation
  • GPS
  • A-GPS
  • GLONASS
  • Wi-Fi
  • Cell ID
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • GPS
  • A-GPS

USB
USB
  • Charging
  • Mass Storage
  • Proprietary
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C
  • 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.

 1.340 W/Kg on head
0.950 W/Kg on body 		-- --
American measurement

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

 1.190 W/Kg on head
1.170 W/Kg on body 		-- --

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

User reviews

Does it have good coverage for calls?
8.7
8.8
--
Quality of the GPS
8.5
8.8
--
And the WiFi?
8.7
9.1
--
Number of reviews
85 reviews
13 reviews
--

Battery

Battery
Capacity
2900 mAh
See more details
3300 mAh
See more details
3245 mAh
See more details
Type Li-Polymer Li-Polymer Li-Polymer
Fast charge No No Yes
Others
  • Non-removable
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 17%
    Less than half day
  • 42%
    Less than a day
  • 26%
    One day
  • 13%
    More than one day
  • 2%
    Two days or more
  • 0%
    Less than half day
  • 38%
    Less than a day
  • 31%
    One day
  • 31%
    More than one day
  • 0%
    Two days or more
--
Number of reviews
85 reviews
13 reviews
--

Software

Software
Operating System
  • iPadOS 15
    iOS 15 , 5 years ago
  • Android 7.1.1 Nougat
    Android 7.0 Nougat, 9 years ago
  • Funtouch 3.2 OS (Android 7.1.1 Nougat)
    Android 7.0 Nougat, 9 years ago
Google Services -- With Google Mobile Services Without Google Mobile services

User reviews

Did it come with preinstalled applications?
  • 21%
    It comes with a clean operating system
  • 74%
    It has preinstalled apps but they don't bother me
  • 5%
    It has preinstalled apps that I can't uninstall
  • 8%
    It comes with a clean operating system
  • 54%
    It has preinstalled apps but they don't bother me
  • 38%
    It has preinstalled apps that I can't uninstall
--
Do you regularly receive updates?
  • 10%
    Never
  • 5%
    Once a year
  • 40%
    Every six months
  • 44%
    Every two months or less
  • 0%
    Never
  • 33%
    Once a year
  • 50%
    Every six months
  • 17%
    Every two months or less
--
Number of reviews
85 reviews
13 reviews
--
Prices
Prices unavailable
Prices unavailable
Prices unavailable

Others

Common comparisons