Comparison between:
- Samsung Galaxy S7 SD820
- Samsung Galaxy S7 Exynos
- Samsung Galaxy J7 (2016)

Brand and model

Information about the brand, model and model alias (if any) of a specific device.

Samsung Galaxy S7 SD820Samsung Galaxy S7 ExynosSamsung Galaxy J7 (2016)
Samsung Galaxy S7 SD820
Prices
Samsung Galaxy S7 Exynos
Prices
Samsung Galaxy J7 (2016)
Prices
Model aliasSM-G9300
G9300
SM-G9308
G9308
SM-G930A
G-930A
SM-G930P
G930P
SM-G930R4
G930R4
SM-G930V
G930V
SM-G930F
G930F
SM-G930FD
G930FD
SM-G930K
G930K
SM-G930L
G930L
SM-G930S
G-930S
SM-G930T
G930T
SM-G930W8
G930W8
SM-J7108
J7108
SM-J710F
J710F

Design

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width69.6 mm
6.96 cm
0.228 ft
2.74 in
69.6 mm
6.96 cm
0.228 ft
2.74 in
76 mm
7.6 cm
0.249 ft
2.992 in
Height142.4 mm
14.24 cm
0.467 ft
5.606 in
142.4 mm
14.24 cm
0.467 ft
5.606 in
151.7 mm
15.17 cm
0.498 ft
5.972 in
Thickness7.9 mm
0.79 cm
0.026 ft
0.311 in
7.9 mm
0.79 cm
0.026 ft
0.311 in
7.8 mm
0.78 cm
0.026 ft
0.307 in
Weight152 g
0.34 lbs
5.36 oz
152 g
0.34 lbs
5.36 oz
169 g
0.37 lbs
5.96 oz
Volume78.3 cm³
4.75 in³
78.3 cm³
4.75 in³
89.93 cm³
5.46 in³
ColorsBlack
Gold
Black
Gold
Rose-gold
Gold
White
Body materialsAluminium alloy
Glass
Aluminium alloy
Glass
Metal
Plastic
CertificationIP68IP68-

SIM card

The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.

SIM card typeNano-SIMNano-SIMMicro-SIM
Number of SIM cards112
Features-Dual SIM optional (A variant of the model with two SIM card slots is available)Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)
--SM-J710F - Single SIM

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSMGSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
GSM 850 MHz
GSM 900 MHz
GSM 1800 MHz
GSM 1900 MHz
CDMACDMA 800 MHz (SM-G930R; SM-G930V)
CDMA 1900 MHz (SM-G930R; SM-G930V)
--
CDMA20001xEV-DO Rev. A (SM-G930R; SM-G930V)--
TD-SCDMA--TD-SCDMA 1880-1920 MHz (SM-J7108)
TD-SCDMA 2010-2025 MHz (SM-J7108)
UMTSUMTS 850 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 900 MHz (SM-G930A; SM-G930V)
UMTS 1700/2100 MHz (SM-G930T)
UMTS 850 MHz
UMTS 900 MHz
UMTS 1700/2100 MHz
UMTS 1900 MHz
UMTS 2100 MHz
UMTS 850 MHz
UMTS 900 MHz
UMTS 1900 MHz
UMTS 2100 MHz
LTELTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 850 MHz
LTE 1700/2100 MHz
LTE 1900 MHz
LTE 700 MHz Class 13 (SM-G930R; SM-G930T; SM-G930V)
LTE 700 MHz Class 17 (SM-G930R)
LTE 900 MHz (SM-G930A)
LTE 700 MHz (B12) (SM-G930A; SM-G930R; SM-G930T)
LTE 2100 MHz (SM-G930A; SM-G930T)
LTE 1800 MHz (SM-G930A; SM-G930T; SM-G930V)
LTE 2600 MHz (SM-G930A; SM-G930T; SM-G930V)
LTE 800 MHz (SM-G930A; SM-G930T; SM-G930V)
LTE 700 MHz Class 13
LTE 700 MHz Class 17
LTE 800 MHz
LTE 850 MHz
LTE 900 MHz
LTE 1700/2100 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 1900 MHz (B39)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)
LTE 700 MHz (B12)
LTE 900 MHz
LTE 1800 MHz
LTE 2100 MHz
LTE 2600 MHz
LTE-TDD 2300 MHz (B40)
LTE-TDD 1900 MHz (B39) (SM-J7108)
LTE-TDD 2500 MHz (B41) (SM-J7108)
LTE-TDD 2600 MHz (B38) (SM-J7108)
LTE 850 MHz (SM-J710F)
LTE 800 MHz (SM-J710F)

Mobile network technologies and bandwidth

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile network technologiesUMTS
EDGE
GPRS
HSPA+
LTE Cat 9
EV-DO Rev. A
UMTS
EDGE
GPRS
HSPA+
LTE Cat 9
UMTS
EDGE
GPRS
HSPA+
LTE Cat 4
TD-SCDMA
TD-HSDPA

Operating system

Operating system is the system software, which manages and controls the functioning of the hardware components of the device.

Operating system (OS)Android 6.0.1 Marshmallow
Android 7.0 Nougat
Android 8.0 Oreo
Android 6.0.1 Marshmallow
Android 7.0 Nougat
Android 8.0 Oreo
Android 5.1.1 Lollipop
Android 6.0.1 Marshmallow
Android 7.0 Nougat
Android 8.1 Oreo
User interface (UI)TouchWizTouchWiz-

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoCQualcomm Snapdragon 820 MSM8996Samsung Exynos 8 Octa 8890Samsung Exynos 7 Octa 7870
Process technology14 nm14 nm14 nm
CPU2x 2.15 GHz Kryo, 2x 1.6 GHz Kryo4x 2.3 GHz Exynos M1 Mongoose, 4x 1.6 GHz ARM Cortex-A53ARM Cortex-A53
CPU bits64 bit64 bit64 bit
Instruction setARMv8-AARMv8-AARMv8-A
Level 1 cache memory (L1)32 KB + 32 KB--
Level 2 cache memory (L2)1536 KB
1.5 MB
--
CPU cores488
CPU frequency2150 MHz2300 MHz1600 MHz
GPUQualcomm Adreno 530ARM Mali-T880 MP12ARM Mali-T830 MP2
GPU cores-122
GPU frequency624 MHz650 MHz-
RAM capacity4 GB4 GB2 GB
3 GB
RAM typeLPDDR4LPDDR4LPDDR3
RAM channelsDouble channelDouble channelSingle channel
RAM frequency1866 MHz1794 MHz933 MHz
--SM-J710F - 2 GB RAM

Storage

Every mobile device has a built-in storage (internal memory) with a fixed capacity.

Storage32 GB
64 GB
32 GB
64 GB
16 GB
UFS 2.0UFS 2.0-

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.

TypesmicroSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC
microSD
microSDHC
microSDXC

Display

The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.

Type/technologySuper AMOLEDSuper AMOLEDSuper AMOLED
Diagonal size5.1 in
129.54 mm
12.95 cm
5.1 in
129.54 mm
12.95 cm
5.5 in
139.7 mm
13.97 cm
Width2.5 in
63.51 mm
6.35 cm
2.5 in
63.51 mm
6.35 cm
2.7 in
68.49 mm
6.85 cm
Height4.45 in
112.9 mm
11.29 cm
4.45 in
112.9 mm
11.29 cm
4.79 in
121.76 mm
12.18 cm
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution1440 x 2560 pixels1440 x 2560 pixels720 x 1280 pixels
Pixel density576 ppi
226 ppcm
576 ppi
226 ppcm
267 ppi
104 ppcm
Color depth24 bit
16777216 colors
24 bit
16777216 colors
24 bit
16777216 colors
Display area72.58 %72.58 %72.56 %
Other featuresCapacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Scratch resistant
Capacitive
Multi-touch
Corning Gorilla Glass 4
2.5D curved glass screen
Corning Gorilla Glass 4
2.5D curved glass screen
-

Sensors

Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.

SensorsProximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
Heart rate
Proximity
Light
Accelerometer
Compass
Gyroscope
Barometer
Fingerprint
Hall
Heart rate
Proximity
Light
Accelerometer

Rear camera

The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.

Sensor modelSony IMX260 Exmor RSSony IMX260 Exmor RS-
Sensor typeCMOSCMOSCMOS
Pixel size1.4 µm
0.001400 mm
--
ISO--100 - 800
Aperturef/1.7f/1.7f/1.9
Focal length and 35 mm equivalent4.2 mm4.2 mm3.7 mm
Flash typeLEDLEDDual LED
Image resolution4032 x 3024 pixels
12.19 MP
4032 x 3024 pixels
12.19 MP
4160 x 3120 pixels
12.98 MP
Video resolution3840 x 2160 pixels
8.29 MP
3840 x 2160 pixels
8.29 MP
1920 x 1080 pixels
2.07 MP
Video FPS30 fps30 fps30 fps
FeaturesAutofocus
Continuous shooting
Digital zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
RAW
Phase detection autofocus (PDAF)
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Optical image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Macro mode
RAW
Phase detection autofocus (PDAF)
Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Available also with Samsung S5K2L1 (ISOCELL)
Phase detection with Dual Pixel
Object tracking AF
Smart OIS
1080p @ 60 fps
720p @ 120 fps
Available also with Samsung S5K2L1 (ISOCELL)
Phase detection with Dual Pixel
Object tracking AF
Smart OIS
1080p @ 60 fps
720p @ 120 fps
-

Front camera

Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.

Sensor modelSamsung S5K4E6Samsung S5K4E6-
Sensor typeISOCELLISOCELL-
Sensor size3.2 x 2.4 mm
0.16 in
3.2 x 2.4 mm
0.16 in
-
Pixel size1.25 µm
0.001250 mm
1.25 µm
0.001250 mm
-
Crop factor10.8210.82-
Aperturef/1.7f/1.7f/1.9
Focal length and 35 mm equivalent2.1 mm
22.71 mm *(35 mm / full frame)
2.1 mm
22.71 mm *(35 mm / full frame)
2 mm
Image resolution2560 x 1440 pixels
3.69 MP
2560 x 1440 pixels
3.69 MP
2576 x 1932 pixels
4.98 MP
Video resolution1920 x 1080 pixels
2.07 MP
1920 x 1080 pixels
2.07 MP
-
Video FPS30 fps30 fps-
Auto HDRAuto HDR-

Audio

Information about the type of speakers and the audio technologies supported by the device.

SpeakerLoudspeaker
Earpiece
Loudspeaker
Earpiece
Loudspeaker
Earpiece
Qualcomm WCD9335 DACCirrus Logic CS47L91-

Radio

The radio in a mobile device is a built-in FM radio receiver.

RadioNoNoYes
--RDS

Tracking/Positioning

Information about the positioning and navigation technologies supported by the device.

Tracking/PositioningGPS
A-GPS
GLONASS
BeiDou
GPS
A-GPS
GLONASS
BeiDou
GPS
A-GPS
GLONASS
BeiDou

Wi-Fi

Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Wi-Fi802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Dual band
Wi-Fi Hotspot
Wi-Fi Direct
802.11b
802.11g
802.11n
Wi-Fi Hotspot
Wi-Fi Direct
2x2 MiMO2x2 MiMO-

Bluetooth

Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.

Version4.24.24.1
FeaturesA2DP
AVRCP
DIP
HFP
HID
HSP
LE
MAP
OPP
PAN
PBAP
A2DP
AVRCP
DIP
HFP
HID
HSP
LE
MAP
OPP
PAN
PBAP
A2DP
AVRCP
DIP
HFP
HID
HSP
MAP
OPP
PAN
PBAP

USB

The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector typeMicro USBMicro USBMicro USB
Version2.02.02.0
FeaturesCharging
Host
Mass storage
Charging
Host
Mass storage
Charging
Mass storage
On-The-Go

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jackYesYesYes

Connectivity

Information about other important connectivity technologies supported by the devices.

ConnectivityComputer sync
OTA sync
Tethering
NFC
Computer sync
OTA sync
Tethering
NFC
Computer sync
OTA sync
Tethering
NFC
ANT+

Browser

A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.

BrowserHTML
HTML5
CSS 3
HTML
HTML5
CSS 3
HTML
HTML5
CSS 3

Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecsAAC
AAC+
AMR
AMR-WB
aptX
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
XMF
AAC
AAC+
AMR
AMR-WB
aptX
eAAC+
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
XMF
AAC
AMR
AMR-WB
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs3GPP
3GPP2
AVI
DivX
Flash Video
H.263
H.264
MKV
MP4
WebM
WMV
Xvid
ASF
3GPP
3GPP2
AVI
DivX
Flash Video
H.263
H.264
MKV
MP4
WebM
WMV
Xvid
ASF
3GPP
3GPP2
AVI
Flash Video
MP4
WebM
WMV
Xvid

Battery

The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity3000 mAh3000 mAh3300 mAh
TypeLi-IonLi-IonLi-Ion
2G talk time--23 h
1380 min
1 days
2G stand-by time--354 h
21240 min
14.8 days
3G talk time--23 h
1380 min
1 days
3G stand-by time--354 h
21240 min
14.8 days
Charger output power5 V / 2 A
9 V / 1.67 A
5 V / 2 A
9 V / 1.67 A
5 V / 1.55 A
Quick charge technologyQualcomm Quick Charge 2.0--
FeaturesWireless charging
Fast charging
Non-removable
Wireless charging
Fast charging
Non-removable
Removable
Qi/PMA wireless chargingQi/PMA wireless charging-

Specific Absorption Rate (SAR)

The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.

Head SAR (EU)-0.406 W/kg0.465 W/kg
Body SAR (EU)-1.48 W/kg0.473 W/kg
Head SAR (USA)1.24 W/kg1.4 W/kg0.97 W/kg
Body SAR (USA)1.59 W/kg1.59 W/kg1.23 W/kg

Additional features

Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.

Additional featuresSM-G930A - SAR (Specific Absorption Rate) US: head - 1.240 W/kg; body - 1.590 W/kg
SM-G930P - SAR (Specific Absorption Rate) US: head - 1.240 W/kg; body - 1.590 W/kg
SM-G930V - SAR (Specific Absorption Rate) US: head - 1.240 W/kg; body - 1.590 W/kg
SM-G930F - SAR (Specific Absorption Rate) EU: head - 0.406 W/kg; body - 1.480 W/kg
SM-G930F - SAR (Specific Absorption Rate) US: head - 1.400 W/kg; body - 1.590 W/kg
SM-G930FD - SAR (Specific Absorption Rate) EU: head - 0.406 W/kg; body - 0.621 W/kg
SM-G930T - SAR (Specific Absorption Rate) US: head - 1.240 W/kg; body - 1.590 W/kg
SM-J710F - SAR (Specific Absorption Rate) EU: head - 0.349 W/kg; body - 1.390 W/kg
SM-J710F - SAR (Specific Absorption Rate) US: head - 1.100 W/kg; body - 1.010 W/kg
 Samsung Galaxy S7 SD820Samsung Galaxy S7 ExynosSamsung Galaxy J7 (2016)