Samsung Galaxy J6+ vs Samsung Galaxy A12 vs Samsung Galaxy A21s

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

Comparison mode:

Display

Size:

6.0 inches
6.5 inches
6.5 inches

Resolution:

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

Technology:

TFT
LCD
TFT

Screen-to-body:

73.60 %
85.80 %
82.94 %

Colors:

16 777 216

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 425 MSM8917
Mediatek Helio P35 MT6765
Samsung Exynos 850

Processor:

Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 2350 MHz, Cortex-A53, 64-bit, 12 nm
Octa-core, 2000 MHz, Arm Cortex-A55, 64-bit

GPU:

Adreno 308
PowerVR GE8320
Mali-G76

RAM:

3GB
4GB LPDDR4
3GB LPDDR4

Internal storage:

32GB, available to use: 22.4 GB
64GB (eMMC 5.1), available to use: 48.2 GB
32GB (eMMC 5.1), available to use: 19.5 GB

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 1024 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (9.0 Pie, 8.1 Oreo), Samsung One UI
Android (10), Samsung One UI UI
Android (10), Samsung One UI

Battery

Capacity:

3300 mAh
5000 mAh
5000 mAh

Type:

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

Battery life test results:

Charging:

Samsung Adaptive Fast Charging
Fast charging

Max charge speed:

Wired: 15.0W

Camera

Rear:

Dual camera
Quad camera
Quad camera

Main camera:

13 MP (PDAF)
48 MP (Autofocus)
48 MP (PDAF)

Specifications:

Aperture size: F1.9; Focal length: 28 mm; Sensor size: 1/3"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal length: 26 mm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

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

Specifications:

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

Third camera:

2 MP (Macro)
2 MP (Macro)

Specifications:

Aperture size: F2.4
Aperture size: F2.4

Fourth camera:

2 MP (Depth information)
2 MP (Depth information)

Specifications:

Aperture size: F2.4
Aperture size: F2.4

Video recording:

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

Features:

Video calling, Video sharing

Front:

8 MP (Flash)
8 MP
13 MP

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

6.35 x 3.03 x 0.31 inches (161.4 x 76.9 x 7.9 mm)
6.46 x 2.98 x 0.35 inches (164 x 75.8 x 8.9 mm)
6.44 x 2.96 x 0.35 inches (163.7 x 75.3 x 8.9 mm)

Weight:

6.28 oz (178.0 g)
7.23 oz (205.0 g)
6.77 oz (192.0 g)

Materials:

Back: Plastic; Frame: Plastic

Biometrics:

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

Keys:

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

Colors:

Black, Silver, Red
Black, White, Blue, Red
Black, White, Blue, Red

Cellular

LTE (FDD):

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

LTE (TDD):

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

UMTS:

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

Data Speed:

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

Dual SIM:

Yes
Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback, Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share, MirrorLink
Wireless screen share

Radio:

FM, Stereo

Connectivity & Features

Bluetooth:

4.2
5.0
5.0

Wi-Fi:

802.11 b, g, n; Hotspot, Wi-Fi Direct
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
Type-C (reversible), USB 2.0

Features:

Mass storage device, Charging
Charging, Mass storage device
Charging

Location:

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

Sensors:

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

Other:

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

Phone features

Notifications:

Haptic feedback, Music ringtones, Vibration

Other features:

Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval:

Date approved:

Mar 11, 2021

FCC ID value:

A3LSMA125U

Measured SAR:

Head:

1.14 W/kg

Body:

1.20 W/kg

Simultaneous Transmission:

1.59 W/kg

Wireless Router:

1.34 W/kg

Buyers information

Price:

€ 179
€ 240

User Manual:

This is the official Samsu​ng Galaxy A12 User Guide in English provided from the manufacturer.
This is the official Samsu​ng Galaxy A21s User Guide in English provided from the manufacturer.

In The Box:

Charger, microUSB cable, headphones, SIM Removal tool, Documentation
Power brick, USB cable, Headphones, Sim card extraction tool

Availability

Officially announced:

Sep 21, 2018
Nov 24, 2020
May 15, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless