Samsung Galaxy S7 vs Samsung Galaxy S9+ vs Google Pixel 4a

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

Display

Size:

5.1 inches
6.2 inches
5.8 inches

Resolution:

2560 x 1440 pixels, 576 PPI
2960 x 1440 pixels, 18.5:9 ratio, 531 PPI
2340 x 1080 pixels, 19.5:9 ratio, 444 PPI

Technology:

Super AMOLED
Super AMOLED
OLED

Screen-to-body:

72.30 %
83.68 %
82.53 %

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
60Hz refresh rate, HDR video support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 820 MSM8996
Qualcomm Snapdragon 845 SDM845
Qualcomm Snapdragon 730 SM7150-AA

Processor:

Quad-core, 2200 MHz, Kryo, 64-bit, 14 nm
Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2200 MHz, Kryo 470, 64-bit, 8 nm

GPU:

Adreno 530
Adreno 630
Adreno 618

RAM:

4GB LPDDR4
6GB LPDDR4
6GB LPDDR4

Internal storage:

32GB, available to use: 24.5 GB
64GB
128GB, not expandable

Storage expansion:

microSDXC up to 200 GB
microSDXC up to 400 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow), Samsung TouchWiz UI
Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI
Android (11, 10)

Battery

Capacity:

3000 mAh
3500 mAh
3140 mAh

Type:

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

Battery life test results:

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
USB Power Delivery

Max charge speed:

Wired: 18.0W

Camera

Rear:

Single camera
Dual camera
Single camera

Main camera:

12 MP (OIS, PDAF)
12 MP (OIS, PDAF)
12.2 MP (OIS, PDAF)

Specifications:

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.5"; Pixel size: 1.4 μm
Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

12 MP (Telephoto, OIS, Autofocus)

Specifications:

Optical zoom: 2x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.6"; Pixel size: 1 μm

Video recording:

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)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features:

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

Front:

5 MP (HDR)
8 MP (Autofocus, HDR)
8 MP

Video capture:

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

Design

Dimensions:

5.61 x 2.74 x 0.31 inches (142.4 x 69.6 x 7.9 mm)
6.22 x 2.91 x 0.33 inches (158.1 x 73.8 x 8.5 mm)
5.67 x 2.73 x 0.32 inches (144 x 69.4 x 8.2 mm)

Weight:

5.36 oz (152.0 g)
6.67 oz (189.0 g)
5.04 oz (143.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 4); Frame: Aluminum
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Plastic; Frame: Plastic

Resistance:

Water, Dust; IP68
Water, Dust; IP68

Biometrics:

Fingerprint (touch)
Iris scanner, 2D Face unlock, Fingerprint (touch)
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
Right: Volume control, Lock/Unlock key

Colors:

Black, Gold, Silver, Pink, White, Pink gold
Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue, Polaris blue
Just black

Cellular

LTE (FDD):

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

UMTS:

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

Data Speed:

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
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM, eSIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

aptX-HD
32-Bit DAC, Dolby Atmos, aptX-HD
aptX, aptX-HD

Screen mirroring:

DLNA, Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
5.0
5.1

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

USB:

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

Features:

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

Location:

GPS, A-GPS, Glonass
GPS, A-GPS, Glonass, Galileo, BeiDou
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning

Sensors:

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

Other:

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

Hearing aid compatible:

M4, T3
M3, T4

Regulatory Approval

FCC approval:

Date approved:

Feb 12, 2016
Jan 11, 2018
Jun 25, 2020

FCC ID value:

A3LSMG930F link
A3LSMG965U link
A4RG025J link

Measured SAR:

Head:

0.43 W/kg
0.36 W/kg
1.18 W/kg

Body:

1.06 W/kg
0.79 W/kg
1.19 W/kg

Simultaneous Transmission:

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

Wireless Router:

1.03 W/kg
1.04 W/kg
1.00 W/kg

Phablet:

3.94 W/kg

Buyers information

Price:

$ 699
$ 840
$ 349

In The Box:

18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

Availability

Officially announced:

Feb 21, 2016
Feb 25, 2018
Aug 03, 2020
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