Samsung Galaxy S8 vs Samsung Galaxy S9 Plus

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Main
Model
Price
Advantages

launch
Announced
Status
platform
OS
Chipset
CPU
GPU
camera
Rear
Front
Video
Features
display
Size
Resolution
Technology
Protection
Multitouch
battery
General
body
Dimensions
Weight
Build
SIM card
Miscellaneous
Colors
memory
Internal Storage & RAM
Card slot
comms
WLAN
Bluetooth
GPS
NFC
Radio
USB
features
Sensors
Messaging
Browser
Java
sound
3.5mm jack
network
Technology
2G bands
3G bands
4G bands
Speed
GPRS
EDGE
Videos

9.33/10

Main
Model
Samsung Galaxy S8
Price
$369.99
Advantages
DISPLAY Resolution: 1440 x 2960 pixels (~570 ppi pixel density)
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9.00/10

Main
Model
Samsung Galaxy S9 Plus
Price
$599.99
Advantages
PLATFORM CPU: Octa-core (4x2.8 GHz Mongoose M3 & 4x1.7 GHz Cortex-A55) - EMEA Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver) - USA & China
PLATFORM GPU: Mali-G72 MP18 - EMEA Adreno 630 - USA & China
CAMERA Rear: Dual: 12 MP (f/1.5-2.4, 26mm, 1/2.55", 1.4 µm, Dual Pixel PDAF) + 12MP (f/2.4, 52mm, 1/3.6", 1 µm, AF), OIS, phase detection autofocus, 2x optical zoom, LED flash
BATTERY General: Non-removable Li-Ion 3500 mAh battery (13.48 Wh)
BODY Dimensions: 158.1 x 73.8 x 8.5 mm (6.22 x 2.91 x 0.33 in)
MEMORY Internal Storage & RAM: 64/128/256 GB, 6 GB RAM
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launch
Announced
2017, March
Status
Coming soon. Exp. release 2017, April 21st
platform
OS
Android OS, v7.0
Chipset
Qualcomm MSM8998 Snapdragon 835 - US model Exynos 8895 Octa - EMEA
CPU
Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) - US model Octa-core (4x2.3 GHz & 4x1.7 GHz) - EMEA
GPU
Adreno 540 - US model
camera
Rear
12 MP, f/1.7, 26mm, phase detection autofocus, OIS, LED flash
Front
8 MP, f/1.7, autofocus, 1440p@30fps, dual video call, Auto HDR
Video
2160p@30fps, 1080p@60fps, HDR, dual-video rec.
Features
1/2.5" sensor size, 1.4 Âµm pixel size, geo-tagging, simultaneous 4K video and 9MP image recording, touch focus, face/smile detection, Auto HDR, panorama
display
Size
5.8 inches
Resolution
1440 x 2960 pixels (~570 ppi pixel density)
Technology
Super AMOLED capacitive touchscreen, 16M colors
Protection
Corning Gorilla Glass 5 - 3D Touch (home button only) - Always-on display - TouchWiz UI
Multitouch
Yes
battery
General
Non-removable Li-Ion 3000 mAh battery
body
Dimensions
148.9 x 68.1 x 8 mm (5.86 x 2.68 x 0.31 in)
Weight
155 g (5.47 oz, 0.34 lb)
Build
Corning Gorilla Glass 5 back panel
SIM card
Single SIM
Miscellaneous
Colors
Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold
memory
Internal Storage & RAM
64 GB, 4 GB RAM
Card slot
microSD, up to 256 GB (dedicated slot) - single-SIM model microSD, up to 256 GB (uses SIM 2 slot) - dual-SIM model
comms
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
v5.0, A2DP, LE, aptX
GPS
Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC
Yes
Radio
No
USB
v3.1, Type-C 1.0 reversible connector
features
Sensors
Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
Messaging
SMS(threaded view), MMS, Email, Push Mail, IM
Browser
HTML5
Java
No
sound
3.5mm jack
Yes
network
Technology
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 20(800), 28(700)
Speed
HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/150 Mbps
GPRS
Yes
EDGE
Yes
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launch
Announced
2018, February
Status
Coming soon. Exp. release 2018, March
platform
OS
Android 8.0 (Oreo)
Chipset
Exynos 9810 Octa - EMEA Qualcomm MSM8998 Snapdragon 845 - USA & China
CPU
Octa-core (4x2.8 GHz Mongoose M3 & 4x1.7 GHz Cortex-A55) - EMEA Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver) - USA & China
GPU
Mali-G72 MP18 - EMEA Adreno 630 - USA & China
camera
Rear
Dual: 12 MP (f/1.5-2.4, 26mm, 1/2.55", 1.4 µm, Dual Pixel PDAF) + 12MP (f/2.4, 52mm, 1/3.6", 1 µm, AF), OIS, phase detection autofocus, 2x optical zoom, LED flash
Front
8 MP (f/1.7, 25mm, 1/3.6", 1.22 µm), autofocus, 1440p@30fps, dual video call, Auto HDR
Video
2160p@60fps, 1080p@240fps, 720p@960fps, HDR, dual-video rec.
Features
Geo-tagging, simultaneous 4K video and 9MP image recording, touch focus, face/smile detection, Auto HDR, panorama
display
Size
6.2 inches, 98.3 cm2
Resolution
1440 x 2960 pixels, 18.5:9 ratio (~529 ppi density)
Technology
Super AMOLED capacitive touchscreen, 16M colors
Protection
Corning Gorilla Glass 5 - HDR10 compliant - 3D Touch (home button only) - Always-on display
Multitouch
Yes
battery
General
Non-removable Li-Ion 3500 mAh battery (13.48 Wh)
body
Dimensions
158.1 x 73.8 x 8.5 mm (6.22 x 2.91 x 0.33 in)
Weight
189 g (6.67 oz, 0.42 lb)
Build
Front/back glass (Gorilla Glass 5), aluminum frame
SIM card
Single SIM
Miscellaneous
Colors
Midnight Black, Coral Blue, Titanium Gray, Lilac Purple
memory
Internal Storage & RAM
64/128/256 GB, 6 GB RAM
Card slot
microSD, up to 400 GB (uses SIM 2 slot) - dual SIM model only
comms
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE, aptX
GPS
Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC
Yes
Radio
FM radio (USA & Canada only) - To be confirmed
USB
3.1, Type-C 1.0 reversible connector
features
Sensors
Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
Messaging
SMS(threaded view), MMS, Email, Push Mail, IM
Browser
HTML5 - Samsung DeX (desktop experience support) - Fast battery charging (Quick Charge 2.0) - Qi/PMA wireless charging (market dependent) - ANT+ support - Bixby natural language commands and dictation - MP4/DivX/XviD/H.265 player - MP3/WAV/eAAC+/FLAC player - Photo/video editor - Document editor
Java
—
sound
3.5mm jack
Yes
network
Technology
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
LTE
Speed
HSPA 42.2/5.76 Mbps, LTE-A (6CA) Cat18 1200/200 Mbps
GPRS
Yes
EDGE
Yes
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Summary

The Galaxy S9 Plus uses a faster CPU Octa-core (4x2.8 GHz Mongoose M3 & 4x1.7 GHz Cortex-A55) than the Galaxy S8. This is an important difference between these models because fast processor allows you to play more part of modern games without lags.

The Galaxy S9 Plus has more powerful graphics processor Adreno 540 - US model thanks to which the user will be able to run more number of new games.

The Samsung Galaxy S8 has 4K UHD (1440 x 2960 pixels) screen resolution with 567 ppi pixel density which is more high than the Samsung Galaxy S9 Plus 4K UHD (1440 x 2960 pixels) screen resolution with 530 ppi pixel density. It makes this model a better choice for playing games. The Galaxy S9 Plus device is easier to use as it has smaller dimensions in comparison to the Samsung Galaxy S8: 158.1 x 73.8 x 8.5 mm versus 148.9 x 68.1 x 8 mm. The Samsung Galaxy S8 cell phone weight 155g which is 34g less than the weight of the Samsung Galaxy S9 Plus.

The Samsung Galaxy S9 Plus has a better battery life as it is equipped with 3500mah battery which is 500mah bigger than the Samsung Galaxy S8 cell. It means that this phone can be used for a longer time without charging.

The Galaxy S9 Plus has 5 advantages and the Galaxy S8 only 2 so the Galaxy S9 Plus is the best buy. Get the lowest price on Amazon.