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Samsung Galaxy S8 vs Asus Zenfone 5Z 256GB

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Summary
84%
78%
Performance

Samsung Exynos 9 Octa 8895

4 GB RAM

Snapdragon 845

8 GB RAM

Display

5.8" (14.73 cm)

1440x2960 px (QHD+)

6.2" (15.75 cm)

1080x2246 px (FHD+)

Rear Camera

12 MP

Single Camera

12 MP + 8 MP

Dual Camera

Front Camera

8 MP

Single Camera

8 MP

Single Camera

Battery

3000 mAh

20 h talktime (3G)

3300 mAh

25.5 h talktime (3G)

Storage

64 GB

256 GB (Expandable)

256 GB

2 TB (Expandable)

Expert Rating

4.0/5

Read Expert Review

User Rating

★★★★★
★★★★★

4.6/5 based on 31,139 ratings

★★★★★
★★★★★

4.5/5 based on 21,927 ratings

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General
Launch Date

May 5, 2017 (Official)

July 30, 2018 (Official)

Operating System

Android v7.0 (Nougat)

Android v8.0 (Oreo)

Custom UI

Zen UI

Performance
Good
Very Good
Chipset

Samsung Exynos 9 Octa 8895

Qualcomm Snapdragon 845

CPU

Octa core (2.3 GHz, Quad core, M2 Mongoose + 1.7 GHz, Quad core, Cortex A53)

Octa core (2.8 GHz, Quad core, Kryo 385 + 1.8 GHz, Quad core, Kryo 385)

Architecture

64 bit

64 bit

Graphics

Mali-G71 MP20

Adreno 630

RAM

4 GB

8 GB

RAM Type

LPDDR4

LPDDR4X

Display
Excellent
Good
Display Type

Super AMOLED

IPS LCD

Screen Size

5.8 " (14.73 cm)

6.2 " (15.75 cm)

Resolution

1440x2960 px (QHD+)

1080x2246 px (FHD+)

Aspect Ratio

18.5:9

19:9

Pixel Density

568 ppi

402 ppi

Screen to Body Ratio (calculated)

84.57 %

83.64 %

Screen Protection

Corning Gorilla Glass v5

Corning Gorilla Glass

Bezel-less display

with notch

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen, Multi-touch

Screen to Body Ratio (claimed by the brand)

90 %

Design
Size Compare
Size Compare
Dimensions

Height: 148.9 mm
Width: 68.1 mm
Thickness: 8.0 mm

Height: 153 mm
Width: 75.6 mm
Thickness: 7.8 mm

Weight

155 grams

155 grams

Build Material

Case: Metal
Back: Metal

Back: Aluminium

Colours

Midnight Black, Orchid Gray, Coral Blue, Arctic Silver, Maple Gold, Burgundy Red

Meteor Silver, Midnight Blue

Waterproof

, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68

Ruggedness

Dust proof

Camera
Main Camera
Camera Setup

Single

Dual

Resolution

12 MP f/1.7, Wide Angle, Primary Camera(26 mm focal length, 2.55" sensor size, 1.4µm pixel size)

12 MP f/1.8, Wide Angle, Primary Camera(25 mm focal length, 2.55" sensor size, 1.4µm pixel size)8 MP f/2.2(12 mm focal length)

Sensor

IMX260, Exmor-RS CMOS Sensor

IMX363, Exmor-RS CMOS Sensor

Autofocus

, Phase Detection autofocus, Dual Pixel autofocus

, Phase Detection autofocus

OIS

Flash

, Dual-color LED Flash

, Dual-color LED Flash

Image Resolution

4000 x 3000 Pixels

4000 x 3000 Pixels

Settings

Exposure compensation, ISO control

Exposure compensation, ISO control

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

8 x Digital Zoom
Auto Flash
Digital image stabilization
Face detection
Touch to focus

Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

3840x2160 @ 30 fps
1920x1080 @ 60 fps
1280x720 @ 120 fps

3840x2160 @ 30 fps
1920x1080 @ 60 fps
1280x720 @ 30 fps

Front Camera
Very Good
Good
Camera Setup

Single

Single

Resolution

8 MP f/1.7, Wide Angle, Primary Camera(25 mm focal length, 3.6" sensor size, 1.22µm pixel size)

8 MP f/2.0, Wide Angle, Primary Camera(24 mm focal length, 1.12µm pixel size)

Autofocus

Flash

, Screen flash

Camera Features

Wide Angle Selfie

Video Recording

1920x1080 @ 30 fps

Battery
Average
Average
Capacity

3000 mAh

3300 mAh

Type

Li-ion

Li-ion

Removable

No

No

TalkTime

Up to 20 Hours(3G)

Up to 25.5 Hours(3G)

Wireless Charging

Quick Charging

, Fast

, Quick, v3.0

USB Type-C

Storage
Best in Class
Best in Class
Internal Memory

64 GB

256 GB

Expandable Memory

, Up to 256 GB

, Up to 2 TB

User Available Storage

Up to 52.3 GB

USB OTG

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM, Dual VoLTE

SIM Size

SIM1: Nano
SIM2: Nano (Hybrid)

SIM1: Nano
SIM2: Nano (Hybrid)

Network Support

5G Not Supported in India, 4G Supported in India, 3G, 2G

5G Not Supported in India, 4G Supported in India, 3G, 2G

VoLTE

SIM 1

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
4G Speed:
150 Mbit/s ↑ 1024 Mbit/s ↓ (LTE category 16)
3G Speed:
HSDPA 42.2 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑
GPRS:
Available
EDGE:
Available
Read More..

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 850(band 5) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
4G Speed:
150 Mbit/s ↑ 800 Mbit/s ↓ (LTE category 13)
3G Speed:
HSDPA 42 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑
GPRS:
Available
EDGE:
Available
Read More..

SIM 2

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
4G Speed:
150 Mbit/s ↑ 1024 Mbit/s ↓ (LTE category 16)
3G Speed:
HSDPA 42.2 Mbit/s ↓
GPRS:
Available
EDGE:
Available
Read More..

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 850(band 5) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
4G Speed:
150 Mbit/s ↑ 800 Mbit/s ↓ (LTE category 13)
3G Speed:
HSDPA 42 Mbit/s ↓
GPRS:
Available
EDGE:
Available
Read More..

Wi-Fi

, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz, MIMO

, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz, MIMO

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

Bluetooth

, v5.0

, v5.0

GPS

with A-GPS, Glonass

with A-GPS, Glonass

NFC

USB Connectivity

Mass storage device, USB charging

Mass storage device, USB charging

Multimedia
FM Radio

No

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Sensors
Fingerprint Sensor

Fingerprint Sensor Position

Rear

Rear

Heart Rate Monitor

IRIS Scanner

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope