Samsung Galaxy S9 vs Samsung Galaxy A8 (2018) Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.0
Samsung Galaxy S9
6.5
Samsung Galaxy A8 (2018)
Samsung Galaxy S9 Samsung Galaxy A8 (2018)
Released · Mar 16, 2018
Released · Jan 06, 2018
5.8-inch · 2960x1440px
5.6-inch · 2220x1080px
Single camera
Single camera
4GB · 64GB
4GB · 64GB
3000 mAh
3000 mAh
Check prices

Design

Dimensions
5.81 x 2.70 x 0.33 inches
147.7 x 68.7 x 8.5 mm
5.87 x 2.78 x 0.33 inches
149.2 x 70.6 x 8.4 mm
Weight
5.75 oz (163.0 g) 6.07 oz (172.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5)
Frame: Aluminum
Back: Glass (Corning Gorilla Glass 5)
Frame: Aluminum
Resistance
Water, Dust; IP68 Water, Dust; IP68
Biometrics
Iris scanner, 2D Face unlock, Fingerprint (touch) Fingerprint (touch)
Features
Notification light Notification light
Keys
Left: Volume control, Other; Right: Lock/Unlock key Left: Volume control; Right: Lock/Unlock key
Colors
Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue Black, Gold, Orchid grey, Blue

Display

Size
5.8-inch 5.6-inch
Resolution
2960x1440px, 18.5:9 ratio, 568 PPI 2220x1080px, 18.5:9 ratio, 441 PPI
Technology
Super AMOLED Super AMOLED
Screen-to-body
84.36 % 75.60 %
Features
HDR 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

Hardware

System chip
Qualcomm Snapdragon 845 SDM845 (10 nm) Samsung Exynos 5 Octa 7885 (14 nm)
Processor
Octa-core
2800 MHz
Kryo 385
Octa-core
2200 MHz
ARM Cortex-A73 and ARM Cortex-A53
GPU
Adreno 630 Mali-G71
RAM
4GB (LPDDR4) 4GB (LPDDR4)
Internal storage
64GB 64GB
Storage expansion
microSDXC up to 400 GB microSDXC up to 256 GB
OS
Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI Android (9.0 Pie, 8.0 Oreo, 7.1 Nougat), Samsung One UI

Battery

Capacity
3000 mAh 3000 mAh
Type
Li - Ion Li - Polymer
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging Fast charging

Camera

Rear
Single camera Single camera
Main camera
12 MP (OIS, PDAF)
Aperture size: F1.5/F2.4
Sensor size: 1/2.55"
Pixel size: 1.4 μm
16 MP (PDAF)
Aperture size: F1.7
Flash
LED LED
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing
1920x1080 (Full HD) (30 fps)
Hyperlapse, EIS, Video calling, Video sharing
Front
8 MP (Autofocus, HDR), Video capture: 2560x1440 (QHD) (30 fps) 16 MP (Dual-Camera), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1 Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou GPS, A-GPS, Glonass, BeiDou
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, ANT+ NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Loudspeaker
Features
32-Bit DAC, aptX-HD Album art cover, Background playback
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46 Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA LTE-A Cat 11 (600/75 Mbit/s), HSPA, HSUPA
Dual SIM
Yes
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Jan 11, 2018
FCC ID value: A3LSMG960U
Date approved: Nov 14, 2017
FCC ID value: A3LSMA530F
Measured SAR
Head: 0.35 W/kg
Body: 0.96 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 0.95 W/kg
Head: 0.26 W/kg
Body: 0.76 W/kg
Simultaneous Transmission: 1.54 W/kg
Wireless Router: 0.98 W/kg

Buyers information

MSRP
$ 720

Availability

Officially announced
Feb 25, 2018 Dec 19, 2017

Alternative variants

International version
System chip Samsung Exynos 9 9810 (10 nm)
Processor Octa-core
2900 MHz
Exynos M3 and ARM Cortex-A55
GPU Mali-G72 MP18
FCC approval Date approved: Dec 27, 2017
FCC ID value: A3LSMG960F
Measured SAR Head: 0.26 W/kg
Body: 1.00 W/kg
Simultaneous Transmission: 1.56 W/kg
Wireless Router: 1.04 W/kg
with 32 GB storage
Internal storage 32GB, available to use: 22.7 GB
MSRP € 500
with Dual SIM
System chip Samsung Exynos 9 9810 (10 nm)
Processor Octa-core
2900 MHz
Exynos M3 and ARM Cortex-A55
GPU Mali-G72 MP18
Dual SIM Yes
with 256 GB storage
Internal storage 256GB
MSRP $ 820
with 128 GB storage
Internal storage 128GB
MSRP $ 770
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