Samsung Galaxy A02s vs Google Pixel 4a Specs Comparison

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

Display

Size:

6.5 inches
5.8 inches

Resolution:

1600 x 720 pixels, 20:9 ratio, 270 PPI
2340 x 1080 pixels, 19.5:9 ratio, 444 PPI

Technology:

IPS LCD
OLED

Refresh rate:

60Hz

Screen-to-body:

81.80 %
82.53 %

Features:

Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 450 SDM450 (14 nm)
Qualcomm Snapdragon 730G SM7150-AA (8 nm)

Processor:

Octa-core, 8x 1.8GHz Cortex-A53, 64-bit
Octa-core, 2200 MHz, Kryo 470, 64-bit

GPU:

Adreno 506
Adreno 618

RAM:

3GB
6GB LPDDR4

Internal storage:

32GB (eMMC 5.1), available to use: 20.5 GB
128GB (UFS 2.1), not expandable

Storage expansion:

microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone

OS:

Android (12, 11, 10)
Android (12, 11, 10)

Battery

Capacity:

5000 mAh
3140 mAh

Type:

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

Battery life test results:

Charging:

Samsung Adaptive Fast Charging
USB Power Delivery

Max charge speed:

Wired: 15.0W
Wired: 18.0W

Camera

Rear:

Triple camera
Single camera

Main camera:

13 MP (Autofocus)
12.2 MP (OIS, PDAF)

Specifications:

Aperture size: F2.2
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

2 MP (Macro)

Specifications:

Aperture size: F2.4

Third camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Flash:

LED
LED

Video recording:

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

Features:

EIS

Front:

5 MP
8 MP

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

6.46 x 2.99 x 0.36 inches (164.2 x 75.9 x 9.1 mm)
5.67 x 2.73 x 0.32 inches (144 x 69.4 x 8.2 mm)

Weight:

6.91 oz (196.0 g)
5.04 oz (143.0 g)

Materials:

Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic

Biometrics:

Fingerprint (touch)

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black, White, Blue
Just black

Cellular

4G (FDD):

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 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), 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)

4G (TDD):

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

3G:

Bands 1(2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes
Yes

SIM type:

Nano SIM
Nano SIM, eSIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

aptX, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
5.1

Wi-Fi:

802.11 b, g, n, 802.1x; 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
Type-C (reversible), USB 3.1

Features:

Charging, Mass storage device
Charging

Location:

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

Sensors:

Accelerometer
Accelerometer, Gyroscope, Compass, Barometer

Other:

NFC

Hearing aid compatible:

M3, T4

Regulatory Approval

FCC approval:

Date approved:

Feb 07, 2021
Jun 25, 2020

FCC ID value:

ZCASMA025U
A4RG025J

Measured SAR:

Head:

1.00 W/kg
1.18 W/kg

Body:

0.85 W/kg
1.19 W/kg

Simultaneous Transmission:

1.40 W/kg
1.59 W/kg

Wireless Router:

0.85 W/kg
1.00 W/kg

Buyers information

Price:

$ 349

In The Box:

Power brick, USB Cable, Headphones, Sim Card extractor tool
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:

Aug 03, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless