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.

Ki Note

Ki Cost-effectiveness
9.3
Cost-effectiveness
9.7
Cost-effectiveness
9.3
Cost-effectiveness
Design & Materials
8.8
7.5
9.5
Performance & Hardware
9.5
9.4
9.3
Camera
9.8
9.8
7.8
Connectivity
9.8
9.7
8.9
Battery
7.7
8.3
8.1

Basics

Brand

Brand
Aliases
--
--
--

Presentation

Unveiled
September 2016, 1 year ago
August 2017, 1 year ago
September 2017, 11 months ago
State
On Sale
On Sale
On Sale

Design & Materials

Structure

Size
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
Usable surface
67 %
71 %
79 %
Materials
Aluminium alloy
Metal
Aluminium alloy
Resistance
IP67
-
-
Colors
Black

Gold

Jet Black

Rose-gold

Silver
Black

Green

White
Black

Gold

Rose-gold

Screen

Diagonal
5.5"
5.5"
6.01"
Type
LCD IPS
LCD IPS
Super Amoled
Resolution
1080 x 1920 px
1080 x 1920 px
1080 x 2160 px
Density
401 Pixels per inch
401 Pixels per inch
402 Pixels per inch
Others
  • 1300:1 dynamic contrast ratio
  • 625 cd/m²
  • Capacitive
  • Force Touch
  • Full sRGB standard
  • Ion-strengthtened glass
  • LED-backlit
  • Multi-touch
  • Oleophobic (lipophobic) coating
  • Retina HD display
  • Scratch resistant
  • 2.5D curved glass screen
  • 600 cd/m2
  • Bluelight Filter
  • Capacitive
  • Color LED Notifications
  • Multi-touch
  • Scratch resistant
  • 420 cd/m²
  • 95% NTSC
  • Capacitive
  • Multi-touch
  • NTSC

Prototypes







Prototypes
Apple iPhone 7 Plus
Print 3D Model
Asus ZenFone 4 ZE554KL
Print 3D Model
Vivo X20
Print 3D Model

Photos

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
Frequency
2.4 GHz
2.2 GHz
2.2 GHz
64 Bits
Yes
Yes
Yes

Graphics

GPU
PowerVR 7XT Plus
Adreno 512
Adreno 512

RAM

RAM
3 GB
6 GB
4 GB

Antutu

Score
181.000
Antutu v6, Overall performance better than 96% of devices
102.356
Overall performance better than 88% of devices
142.062
Antutu v7, Overall performance better than 92% of devices

Storage

Capacity
32 GB
Capacity with the OS (depends on the brand and ROM version): 25-30.8 GB
64 GB
Capacity with the OS (depends on the brand and ROM version): 57-62.8 GB
64 GB
Capacity with the OS (depends on the brand and ROM version): 57-62.8 GB
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
  • Accelerometer
  • Barometer
  • Compass
  • Gyroscope
  • Light sensor
  • Proximity
  • Fingerprint
  • Accelerometer
  • Compass
  • Gyroscope
  • Hall
  • Light sensor
  • Proximity
  • Fingerprint
  • Accelerometer
  • Compass
  • Gyroscope
  • Light sensor
  • Proximity

Others

Notifications LED
No
Color LED Notifications
No

Camera

Main

Resolution
12 Mpx
12.2 Mpx
12.2 Mpx
Pixel size
--
--
--
Sensor
Apple iSight Duo Camera (7)
Sony IMX362 Exmor RS
Unknown Unknown
Type
CMOS BSI
CMOS
CMOS
Aperture
f/1.8
f/1.8
f/1.8
Flash
Quad LED
Dual LED
LED
Features
  • 4K Video
  • Autofocus
  • Continuous shooting
  • Digital zoom
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Macro mode
  • Manual focus
  • Optical Stabilization (OIS)
  • Optical zoom
  • Panorama
  • RAW
  • Scene mode
  • Self-timer
  • Touch focus
  • 4K Video
  • Autofocus
  • Continuous autofocus
  • Continuous shooting
  • Digital image stabilization
  • Digital zoom
  • Dual camera
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Optical Stabilization (OIS)
  • Panorama
  • Scene mode
  • Self-timer
  • Touch focus
  • White balance settings
  • Autofocus
  • Continuous shooting
  • Digital zoom
  • Dual camera
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Panorama
  • Scene mode
  • Self-timer
  • Touch focus
  • White balance settings
Slow Motion Video
Yes
240.0 fps
Yes
120.0 fps
Yes
120.0 fps
Optical Stabilisation
Yes
Yes
No

Selfie

Resolution
7 Mpx
8 Mpx
12.2 Mpx

Connectivity

Networks

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)
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+)
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)
  • B28 (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)
  • B28 (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)

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

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
  • A-GPS
  • Cell ID
  • GLONASS
  • GPS
  • Wi-Fi
  • A-GPS
  • Beidou
  • GLONASS
  • GPS
  • A-GPS
  • 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
  • Computer sync
  • NFC
  • OTA sync
  • Tethering.
  • UMA
  • VoLTE
  • Audio Jack
  • Radio FM
  • Computer sync
  • NFC
  • OTA sync
  • Tethering.
  • VoLTE
  • Audio Jack
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE

Battery

Capacity
2900 mAh
3300 mAh
3245 mAh
Type
Li-Polymer
Li-Polymer
Li-Polymer
Others
Non-removable
Non-removable
Fast Charging
Non-removable

Software

Operating System
iOS 10
Android 7.1.1 Nougat
Funtouch 3.2 OS (Android 7.1.1 Nougat)

Prices

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