Samsung Galaxy A8 Star vs Samsung Galaxy A9 (2018)

$399.99 VIEW ON AMAZON

Display

Display size

6.3 inches
6.3 inches

Resolution

1080 x 2220 pixels
1080 x 2220 pixels

Pixel density

392 ppi
392 ppi

Technology

Super AMOLED
Super AMOLED

Screen-to-body ratio

80.77 %
80.51 %

Features

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Camera

Rear

Dual camera
Quad camera

Main camera

16 megapixels
24 megapixels

Hardware Features

Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 0.9 μm

Second camera

24 megapixels
10 megapixels

Hardware Features

Phase detection autofocus, CMOS image sensor
Telephoto, Autofocus

Specifications

Aperture size: F1.7; Focal Length: 26 mm; Sensor size: 1/2.8"; Pixel size: 0.9 μm
Optical zoom: 2x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.9"; Pixel size: 1 μm

Third camera

 
8 megapixels

Hardware Features

 
Ultra-wide

Specifications

 
Aperture size: F2.4; Focal Length: 12 mm; Sensor size: 1/4"; Pixel size: 1.12 μm

Fourth camera

 
5 megapixels

Hardware Features

 
Depth information

Specifications

 
Aperture size: F2.2; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Flash

LED
LED

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps)

Features

Hyperlapse, Digital image stabilization, Video calling, Video sharing
Hyperlapse, Continuous autofocus, Digital image stabilization, Video calling, Video sharing

Front

24 megapixels
24 megapixels

Features

Wide Angle
 

Design

Dimensions

6.39 x 3.03 x 0.30 inches (162.4 x 77 x 7.6 mm)
6.40 x 3.03 x 0.31 inches (162.5 x 77 x 7.8 mm)

Weight

6.74 oz (191 g)
the average is 6 oz (172 g)
6.46 oz (183 g)
the average is 6 oz (172 g)

Materials

Back: Glass; Frame: Metal
Back: Glass; Frame: Metal

Biometrics

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

Colors

Black, White
Black, Pink, Blue

Hardware & Performance

System chip

Qualcomm Snapdragon 660 SDM660
Qualcomm Snapdragon 660 SDM660

Processor

Octa-core, 2200 MHz, Kryo 260, 64-bit, 14 nm
Octa-core, 2200 MHz, Kryo 260, 64-bit, 14 nm

GPU

Adreno 512
Adreno 512

RAM

6 GB
6 GB

Internal storage

64 GB
128 GB

Maximum User Storage

49.6 GB
108.9 GB

Storage expansion

up to 400 GB
up to 512 GB

OS

Android (9.0 Pie, 8.0 Oreo), Samsung One UI
Android (8.0 Oreo), Samsung Experience UI

Battery

Capacity

3700 mAh
3800 mAh

Charging

Yes
Samsung Adaptive Fast Charging

Talk time (3G)

23.00 hours
the average is 23 h (1364 min)
23.00 hours
the average is 23 h (1364 min)

Internet use

 
 

3G

13 hours
13 hours

LTE

15 hours
15 hours

Wi-Fi

15 hours
15 hours

Music playback

59.00 hours
112.00 hours

Video playback

19.00 hours
19.00 hours

Cellular

LTE (FDD)

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

LTE (TDD)

Bands 38, 40, 41
Bands 38, 40, 41

UMTS

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

GSM

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

Data

LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA, UMTS

Dual SIM

Yes
 

SIM type

Nano SIM
Nano SIM

Connectivity

Bluetooth

5.0
5.0

Wi-Fi

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

USB

USB 2.0
USB 2.0

Connector

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

Features

Mass storage device
Mass storage device

Mobile Payment

Samsung Pay
Samsung Pay

Location

GPS, A-GPS, Glonass, Galileo, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou

Other

NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Phone features

Sensors

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

Notifications

Notification light, Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Multimedia

Screen mirroring

Wireless screen share, MirrorLink
Wireless screen share

Radio

FM
FM

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

for Noise cancellation
 

Regulatory Approval

FCC approval

 
 

Date approved

 
Oct 18, 2018

 
FCC ID value: A3LSMA920F link

FCC measured SAR

 
 

Head

0.43 W/kg
0.24 W/kg

Body

1.73 W/kg
0.84 W/kg

Simultaneous Transmission

 
1.58 W/kg

Wireless Router

 
1.40 W/kg

Phablet

 
3.95 W/kg

Shopping information

In The Box

Charger, USB Type-C cable, Headphones, SIM Removal Tool, Documentation
Charger, USB cable, Headphones, SIM removal tool, Documentation
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