Samsung Galaxy J8 vs Samsung Galaxy A21s Specs Comparison

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

Display

Size:

6.0 inches
6.5 inches

Resolution:

1480 x 720 pixels, 18.5:9 ratio, 274 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI

Technology:

Super AMOLED
TFT

Screen-to-body:

75.79 %
82.94 %

Features:

Proximity sensor
Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 450 SDM450 (14 nm)
Samsung Exynos 850

Processor:

Octa-core, 1800 MHz, ARM Cortex-A53, 64-bit
Octa-core, 8x 2.0GHz Cortex-A55, 64-bit

GPU:

Adreno 506
Mali-G76

RAM:

4GB LPDDR3
3GB LPDDR4

Internal storage:

64GB, available to use: 51 GB
32GB (eMMC 5.1), available to use: 19.5 GB

Storage expansion:

microSDXC up to 256 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone

OS:

Android (10, 8.0 Oreo), Samsung TouchWiz UI
Android (10), Samsung One UI

Battery

Capacity:

3500 mAh
5000 mAh

Type:

Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results:

Charging:

Fast charging

Camera

Rear:

Dual camera
Quad camera

Main camera:

16 MP (PDAF, CCD image sensor)
48 MP (PDAF)

Specifications:

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

5 MP (Depth information)
8 MP (Ultra-wide)

Specifications:

Aperture size: F1.9; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm

Third camera:

2 MP (Macro)

Specifications:

Aperture size: F2.4

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Flash:

LED
LED

Video recording:

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features:

Video calling, Video sharing

Front:

16 MP (Flash, HDR)
13 MP

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

6.27 x 2.98 x 0.32 inches (159.2 x 75.7 x 8.2 mm)
6.44 x 2.96 x 0.35 inches (163.7 x 75.3 x 8.9 mm)

Weight:

6.24 oz (177.0 g)
6.77 oz (192.0 g)

Materials:

Back: Plastic

Biometrics:

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

Keys:

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

Colors:

Black, Gold, Pink, Blue
Black, White, Blue, Red

Cellular

4G (FDD):

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)

4G (TDD):

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

3G:

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

Data Speed:

LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes
Yes

SIM type:

Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Dolby Atmos, Album art cover, Background playback

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Connectivity & Features

Bluetooth:

4.2
5.0

Wi-Fi:

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

USB:

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

Features:

Charging, Mass storage device
Charging

Location:

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

Sensors:

Accelerometer, Hall (for flip covers)
Accelerometer, Gyroscope

Other:

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

Buyers information

Price:

€ 240

User Manual:

This is the official Samsu​ng Galaxy A21s User Guide in English provided from the manufacturer.

In The Box:

Charger, microUSB cable, Documentation, Quick Start Guide, Headphones and SIM removal tool.

Availability

Officially announced:

Jun 27, 2018
May 15, 2020
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