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Samsung

Galaxy S7

Samsung galaxy s7 front small
 

Samsung

Galaxy S9

Samsung galaxy s9 front small
 
Operating System
Android 6.0
Android 8.0
Cpu Speed
2.3 GHz
2.7 GHz
CPU Cores
Octa Core
Octa Core
CPU Model
Samsung Exynos 8 Octa 8890
Samsung Exynos 9 Octa (9810)
GPU
GPU Model
ARM Mali-T880MP12 GPU
ARM Mali-G72 MP18
Ram memory
4GB
4GB
Touchscreen
Colors
16M
16M
Screen size
5.1 in
5.8 in
Resolution
2560x1440
1440x2960
Technology
Super AMOLED
OLED (AMOLED)
Pixel Density
576 ppi
570 ppi
Screen Material
Corning Gorilla Glass 5.0
-
Dual screen support
Scratch resistant display
HDR
-
Ambient light sensor
Multi touch
Number of cameras
2
2
Front Resolution
5 Mpx
8 Mpx
Primary rear resolution
12 Mpx
12 Mpx
Primary rear lens aperture
1.7 f
1.9 f
Primary rear sensor size
1/2.6"
1/2.55"
Video recording
Highest Video Resolution
4096x2160
3840x2160
Maximum FPS at the highest resolution
30 fps
60 fps
Maximum FPS (regardless of res.)
240 fps
960 fps
Max resolution (highest frame rate)
1280x720
1280x720
Autofocus
Burst Mode
-
Digital Image Stabilization
-
Digital Zoom
-
Face Detection
-
Geo-tagging
HDR Capture
-
LED Flash
Optical image stabilization
Panorama
-
Touch Focus
Memory card reader
Card Storage Max
200 GB
400GB
Types of memory card supported
microSD, microSDHC, microSDXC
microSD, microSDHC, microSDXC
Material
Aluminum
Aluminium, Glass
Height
142.49 mm
147.7 mm
Width
69.6 mm
68.7 mm
Depth
7.9 mm
8.5 mm
Weight
152 g
163 g
Physical keyboard/numpad
Water resistant
Shock resistant
Fully Waterproof
-
Dust resistant
-
Available Colors
-
Black, Blue, Grey, Purple
Accelerometer
Digital Compass
-
Fingerprint
Gyroscope
Barometer
Pedometer
-
Heart Rate Monitor
Proximity
ANT+
Face scanner
-
Built-in navigation system
GPS
A-GPS
BeiDou
GLONASS
Galileo
-
Dual sim support
Sim Card Size
Nano-SIM
Nano-SIM
DLNA certified
Bluetooth
Bluetooth Version
4.2
5.0
Bluetooth profile
A2DP, A2DP, AVRCP
A2DP, AVRCP, HFP, HSP, OPP, PBAP
NFC
Connector type
USB
USB
Headphone Connection
3.5 mm
3.5 mm
USB version
2.0
3.1 (Gen 2)
Type of USB connector
Micro-USB
USB-C
USB On-The-Go (OTG)
Video output
DisplayPort over USB-C
Bluetooth codec
-
aptX, SBC
2G GSM
GSM Frequencies
850 MHz, 900 MHz, 1800 MHz, 1900 MHz
-
3G UMTS
UMTS Frequences
850 MHz, 900 MHz, 1900 MHz, 2100 MHz
-
HSPA
HSPA+
DC-HSPA
HSDPA speed
42 Mbps
42 Mbps
HSUPA speed
5.76 Mbps
5.76 Mbps
LTE Frequencies
700 MHz, 900 MHz, 1700 MHz, 2100 MHz, 2500 MHz
-
4G Speed (download/upload)
450/50
1200/200
Mobile hotspot function
Wireless network (Wi-Fi)
Streaming standards
Google Cast, Miracast, MirrorLink
Google Cast, Miracast
Wireless networking standard
802.11a, 802.11ac, 802.11b, 802.11g, 802.11n
802.11a, 802.11ac, 802.11b, 802.11g, 802.11n
Exchangeable battery
Battery Type
Lithium Ion
-
Capacity
3000 mAh
3000 mAh
Talk Time 2G
28 h
22 h
Standby Time 3G
288 h
-
Talk Time 3G
27 h
22 h
Supports fast charging
Fast charging standard
Qualcomm Quick Charge 2.0
Samsung Adaptive Fast Charge
Supports wireless charging
Wireless charging standard
PMA, QI
PMA, QI
Built-in wireless charging
Standby Time 2G
-
326 h
Voice over LTE (VoLTE)
Voice over WiFi (VoWiFi)
-
Built-in stereo speakers
-
IR
-