Samsung Galaxy A7 (2017) vs Samsung Galaxy S7 vs Samsung Galaxy S9 - specs comparison

Display

Size:

5.7 inches

5.1 inches

5.8 inches

Resolution:

1920 x 1080 pixels, 386 PPI

2560 x 1440 pixels, 576 PPI

2960 x 1440 pixels, 18.5:9 ratio, 568 PPI

Technology:

Super AMOLED

Screen-to-body:

73.78 %

72.30 %

84.36 %

Features:

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor

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

Hardware

System chip:

Samsung Exynos 7 Octa 7880

Qualcomm Snapdragon 820 MSM8996

Qualcomm Snapdragon 845 SDM845

Processor:

Octa-core, 1900 MHz, ARM Cortex-A53, 64-bit, 14 nm

Quad-core, 2200 MHz, Kryo, 64-bit, 14 nm

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm

GPU:

Mali-T830 MP3

Adreno 530

Adreno 630

RAM:

3GB LPDDR3

4GB LPDDR4

Internal storage:

32GB, available to use: 23 GB

32GB, available to use: 24.5 GB

64GB

Storage expansion:

microSDXC up to 256 GB

microSDXC up to 200 GB

microSDXC up to 400 GB

Device type:

Smartphone

OS:

Android (8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow)

Android (8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow), Samsung TouchWiz UI

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

Battery

Capacity:

3600 mAh

3000 mAh

Type:

Li - Ion, Not user replaceable

Charging:

Fast charging

Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging

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

Camera

Rear:

Single camera

Main camera:

16 MP (Autofocus, CMOS image sensor)

12 MP (OIS, PDAF)

Specifications:

F1.9

F1.7; 26 mm; 1/2.5"; 1.4 μm

F1.5/F2.4; 1/2.55"; 1.4 μm

Video recording:

1920x1080 (Full HD) (30 fps)

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

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

Features:

Video calling, Video sharing

HDR, Picture-taking during video recording, Video calling, Video sharing

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

Front:

16 MP

5 MP (HDR)

8 MP (Autofocus, HDR)

Video capture:

2560x1440 (QHD) (30 fps)

Design

Dimensions:

6.17 x 3.06 x 0.31 inches (156.8 x 77.6 x 7.9 mm)

5.61 x 2.74 x 0.31 inches (142.4 x 69.6 x 7.9 mm)

5.81 x 2.70 x 0.33 inches (147.7 x 68.7 x 8.5 mm)

Weight:

6.56 oz (186.0 g)

5.36 oz (152.0 g)

5.75 oz (163.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 4); Frame: Aluminum

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

Resistance:

Water, Dust; IP68

Biometrics:

Fingerprint (touch)

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

Features:

Touch sensitive control keys

Notification light

Keys:

Left: Volume control; Right: Lock/Unlock key

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

Colors:

Black sky, Gold sand, Blue mist, Peach cloud

Black, Gold, Silver, Pink, White, Pink gold

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), 17(700 b), 20(800 DD), 28(700 APT)

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 18(800 Lower), 19(800 Upper), 20(800 DD), 29(700 d), 30(2300 WCS)

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), 40(2300), 41(2600+)

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

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

UMTS:

850, 900, 1700/2100, 1900, 2100 MHz

850, 1700/2100, 1900, 2100 MHz

850, 900, 1700/2100, 1900, 2100 MHz

Data Speed:

LTE-A Cat 6 (300/50 Mbit/s), HSPA

LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

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

Dual SIM:

Yes

SIM type:

Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack

Speakers:

Earpiece, Loudspeaker

Earpiece, Multiple speakers

Features:

Album art cover, Background playback

aptX-HD

32-Bit DAC, aptX-HD

Screen mirroring:

Wireless screen share

DLNA, Wireless screen share

Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

4.2

5.0

Wi-Fi:

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 2.0

microUSB, USB 2.0

Type-C (reversible), USB 3.1

Features:

Charging, Mass storage device

Charging, OTG, Mass storage device

Charging, OTG, Video out

Location:

GPS, A-GPS, Glonass, BeiDou

GPS, A-GPS, Glonass

GPS, A-GPS, Glonass, Galileo, BeiDou

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC, ANT+, Tethering, Computer sync, OTA sync

NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync

NFC, ANT+

Hearing aid compatible:

M4, T3

Regulatory Approval

FCC approval:

Date approved:

Dec 01, 2016

Feb 12, 2016

Jan 11, 2018

FCC ID value:

A3LSMA720F link

A3LSMG930F link

A3LSMG960U link

Measured SAR:

Head:

0.24 W/kg

0.43 W/kg

0.35 W/kg

Body:

0.71 W/kg

1.06 W/kg

0.96 W/kg

Simultaneous Transmission:

3.78 W/kg

1.59 W/kg

Wireless Router:

1.08 W/kg

1.03 W/kg

0.95 W/kg

Buyers information

Price:

$ 699

$ 720

Availability

Officially announced:

Jan 02, 2017

Feb 21, 2016

Feb 25, 2018