Samsung Galaxy S9+ vs Samsung Galaxy A8 (2018) vs Samsung Galaxy S9

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

6.2 inches
5.6 inches
5.8 inches

Resolution:

2960 x 1440 pixels, 18.5:9 ratio, 531 PPI
2220 x 1080 pixels, 18.5:9 ratio, 441 PPI
2960 x 1440 pixels, 18.5:9 ratio, 568 PPI

Technology:

Super AMOLED
Super AMOLED
Super AMOLED

Screen-to-body:

83.68 %
75.60 %
84.36 %

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

Hardware

System chip:

Qualcomm Snapdragon 845 SDM845
Samsung Exynos 5 Octa 7885
Qualcomm Snapdragon 845 SDM845

Processor:

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2200 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm

GPU:

Adreno 630
Mali-G71
Adreno 630

RAM:

6GB LPDDR4
4GB LPDDR4
4GB LPDDR4

Internal storage:

64GB
64GB
64GB

Storage expansion:

microSDXC up to 400 GB
microSDXC up to 256 GB
microSDXC up to 400 GB

Device type:

Smartphone
Smartphone
Smartphone

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
Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI

Battery

Capacity:

3500 mAh
3000 mAh
3000 mAh

Type:

Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable
Li - Ion, Not user replaceable

Charging:

Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
Fast charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging

Camera

Rear:

Dual camera
Single camera
Single camera

Main camera:

12 MP (OIS, PDAF)
16 MP (PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7
Aperture size: F1.5/F2.4; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

12 MP (Telephoto, OIS, Autofocus)

Specifications:

Optical zoom: 2.0x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.6"; Pixel size: 1 μm

Video recording:

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, EIS, Video calling, Video sharing
Hyperlapse, EIS, Video calling, Video sharing
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing

Front:

8 MP (Autofocus, HDR)
16 MP (Dual-Camera)
8 MP (Autofocus, HDR)

Video capture:

2560x1440 (QHD) (30 fps)
1920x1080 (Full HD)
2560x1440 (QHD) (30 fps)

Design

Dimensions:

6.22 x 2.91 x 0.33 inches (158.1 x 73.8 x 8.5 mm)
5.87 x 2.78 x 0.33 inches (149.2 x 70.6 x 8.4 mm)
5.81 x 2.70 x 0.33 inches (147.7 x 68.7 x 8.5 mm)

Weight:

6.67 oz (189.0 g)
6.07 oz (172.0 g)
5.75 oz (163.0 g)

Materials:

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

Resistance:

Water, Dust; IP68
Water, Dust; IP68
Water, Dust; IP68

Biometrics:

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

Features:

Notification light
Notification light
Notification light

Keys:

Left: Volume control, Other; Right: Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key
Left: Volume control, Other; Right: Lock/Unlock key

Colors:

Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue, Polaris blue
Black, Gold, Orchid grey, Blue
Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue

Cellular

LTE (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)
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)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46

UMTS:

Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

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
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

32-Bit DAC, Dolby Atmos, aptX-HD
Album art cover, Background playback
32-Bit DAC, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

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
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.1
Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1

Features:

Charging, OTG, Video out
Charging, Mass storage device
Charging, OTG, Video out

Location:

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

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
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
NFC, ANT+

Regulatory Approval

FCC approval:

Date approved:

Jan 11, 2018
Nov 14, 2017
Jan 11, 2018

FCC ID value:

A3LSMG965U link
A3LSMA530F link
A3LSMG960U link

Measured SAR:

Head:

0.36 W/kg
0.26 W/kg
0.35 W/kg

Body:

0.79 W/kg
0.76 W/kg
0.96 W/kg

Simultaneous Transmission:

1.59 W/kg
1.54 W/kg
1.59 W/kg

Wireless Router:

1.04 W/kg
0.98 W/kg
0.95 W/kg

Phablet:

3.94 W/kg

Buyers information

Price:

$ 840
$ 720

Availability

Officially announced:

Feb 25, 2018
Dec 19, 2017
Feb 25, 2018
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