Samsung Galaxy S8+ vs Samsung Galaxy A8 (2018)

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Display

Display size

6.2 inches
5.6 inches

Resolution

1440 x 2960 pixels
1080 x 2220 pixels

Pixel density

529 ppi
441 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

83.32 %
75.60 %

Features

HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor

Camera

Rear

Single camera
Single camera

Main camera

12 megapixels
16 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7

Flash

LED
LED

Video recording

3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD) (30 fps)

Features

High Dynamic Range mode (HDR), Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, Digital image stabilization, Video calling, Video sharing
Hyperlapse, Digital image stabilization, Video calling, Video sharing

Front

8 megapixels
16 megapixels

Features

Wide Angle, Autofocus, High Dynamic Range mode (HDR)
Dual-Camera

Design

Dimensions

6.28 x 2.89 x 0.32 inches (159.5 x 73.4 x 8.1 mm)
5.87 x 2.78 x 0.33 inches (149.2 x 70.6 x 8.4 mm)

Weight

6.10 oz (173 g)
the average is 6 oz (172 g)
6.07 oz (172 g)
the average is 6 oz (172 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Resistance

Water, Dust
Water, Dust

IP certified

IP 68
IP 68

Biometrics

Iris scanner, 2D Face unlock, Fingerprint (touch)
Fingerprint (touch)

Colors

Black, Gold, Gray, Silver, Pink, Blue
Black, Gold, Gray, Blue

Hardware & Performance

System chip

Qualcomm Snapdragon 835 MSM8998
Samsung Exynos 5 Octa 7885

Processor

Octa-core, 2450 MHz, Kryo 280, 64-bit, 10 nm
Octa-core, 2200 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 540
Mali-G71

RAM

4 GB
4 GB

Internal storage

64 GB
64 GB

Storage expansion

up to 256 GB
up to 256 GB

OS

Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI
Android (9.0 Pie, 8.0 Oreo, 7.1 Nougat), Samsung One UI

Battery

Capacity

3500 mAh
3000 mAh

Charging

Yes, Qi and Powermat wireless charging
Yes

Talk time

34.00 hours
the average is 22 h (1342 min)
 

Stand-by time

4.3 days (103 hours)
the average is 20 days (480 h)
 

Talk time (3G)

24.00 hours
the average is 23 h (1364 min)
19.00 hours
the average is 23 h (1364 min)

Internet use

 
 

3G

14 hours
12 hours

LTE

16 hours
14 hours

Wi-Fi

15 hours
15 hours

Music playback

99.00 hours
43.00 hours

Video playback

20.00 hours
17.00 hours

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66

LTE (TDD)

 
Bands 38, 40, 41

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

CDMA

1900 MHz
 

Data

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 11 (600/75 Mbit/s), HSPA, HSUPA

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

Connectivity

Bluetooth

5.0, EDR
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band
802.11 a, b, g, n, ac, dual-band

USB

USB 3.1
USB 2.0

Connector

USB Type-C (reversible)
USB Type-C (reversible)

Features

Mass storage device, USB charging
Mass storage device, USB charging

Mobile Payment

Samsung Pay
Samsung Pay

Location

GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, BeiDou

Other

NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Phone features

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Notifications

Haptic feedback
Notification light, Haptic feedback, Music ringtones, Flight mode, Silent mode, Speakerphone

Hearing aid compatibility

M3, T3
 

Other features

Voice dialing, Voice commands, Voice recording, TTY/TDD
Voice dialing, Voice commands, Voice recording

Multimedia

Screen mirroring

DLNA, Wireless screen share, MHL
Wireless screen share

Radio

 
FM

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Regulatory Approval

FCC approval

 
 

Date approved

Apr 06, 2017
Nov 14, 2017

FCC ID value: A3LSMG955U link
FCC ID value: A3LSMA530F link

FCC measured SAR

 
 

Head

0.33 W/kg
0.26 W/kg

Body

0.29 W/kg
0.76 W/kg

Simultaneous Transmission

1.55 W/kg
1.54 W/kg

Wireless Router

0.19 W/kg
0.98 W/kg
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