Samsung Galaxy A02 vs Samsung Galaxy A21s: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Samsung Galaxy A02 vs Samsung Galaxy A21s. The complete information of specifications to decide which to buy.

Compare
Samsung Galaxy A02Samsung Galaxy A02Global · 3GB · 32GB · SM-A022F
Samsung Galaxy A21sSamsung Galaxy A21sGlobal · 3GB · 32GB · SM-A217FDS
Technical data sheets

Basics
Samsung Galaxy A02
Samsung Galaxy A02
Global · 3GB · 32GB · SM-A022F
View datasheet
vs
Samsung Galaxy A21s
Samsung Galaxy A21s
Global · 3GB · 32GB · SM-A217FDS
View datasheet
vs

Score
Ki Cost-effective
Score		 -- Not available 6.6 Ki Cost-effective
Score
Design and Screen score --Design & Materials 5.2Design & Materials
Performance and Hardware score --Performance & Hardware 5.2Performance & Hardware
Camera score --Camera 6.6Camera
Connectivity score -- Connectivity 6.3 Connectivity
Battery score --Battery 6.5 Battery

User reviews
User score
2.8
48 reviews
7.2
100 reviews

Technical specifications of the Samsung Galaxy A02 vs Samsung Galaxy A21s

Specs Samsung Galaxy A02 price comparison Samsung Galaxy A02
Global · 3GB · 32GB · SM-A022F 		Samsung Galaxy A21s prices Samsung Galaxy A21s
Global · 3GB · 32GB · SM-A217FDS
Inches 6.5" 6.5"
Resolution HD+ HD+
Usable surface 84% useful 82% useful
Aspect Ratio 19:9 20:9
Dimensions 75.9 mm
164.0 mm
9.1 mm 		75.3 mm
163.7 mm
8.9 mm
Weight 206 g 192 g
Micro MT6739
Quad-Core 		Exynos 850
Octa-Core
RAM 3 GB RAM 3 GB RAM
Storage 32 GB 32 GB
AnTuTu 50.774
v8 		117.341
v8
Battery 5000 mAh 5000 mAh
Main Camera 1
13 Mpx · ƒ/1.9

2 		1
48 Mpx · ƒ/2.0
S5KGM2
2 3 4
Selfie Camera SELF 5 Mpx · ƒ/2.0 SELF 13 Mpx · ƒ/2.2
Bands
OS Android 10 Q Android 10 Q

Brand
Brand Samsung Samsung
Aliases SM-A022F SM-A217F, SM-A217F/DS

Release Date
Release date January 2021,
5 years ago 		May 2020,
6 years ago
State Not available On Sale
Market Global Global

Design & Materials

Structure

Samsung Galaxy A02
Samsung Galaxy A21s
Samsung Galaxy A02
Samsung Galaxy A21s
Size
75.9 mm • 164.0 mm • 9.1 mm
See more details
 Print 3D Model
75.3 mm • 163.7 mm • 8.9 mm
See more details
 Print 3D Model
Weight 206 g 192 g
Usable surface 84 % 82 %
Materials Plastic Plastic
Resistance - -
Colors
Black
Blue
Red
Gray
Black
White
Blue

Screen
Diagonal 6.5" 6.5"
Type TFT LCD (IPS) LCD IPS
Aspect Ratio 19:9 20:9
Resolution HD+
720 x 1520 px 		HD+
720 x 1600 px
Brightness -- --
Peak brightness -- --
Maximum brightness (HBM) -- --
Density 259 Pixels per inch 270 Pixels per inch

Others

Others
  • Water Drop Notch
  • Capacitive
  • Multi-touch
  • Frameless
  • Infinity-V
  • Hole-punch Notch
  • Scratch resistant
  • Capacitive
  • Multi-touch

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
5.5
7.4
Do you think it's a nice phone?
4.3
7.7
Is it comfortable?
4.4
7.8
Can you see it well in the sunlight?
3.6
6.0
Number of reviews
48 reviews
100 reviews

Performance & Hardware

Processor
Model MediaTek MT6739V/WW Samsung Exynos 850
CPU 4x Cortex-A53 1.5 GHz 4x Cortex-A55 2.0 GHz + 4x Cortex-A55 2.0 GHz
Type Quad-Core Octa-Core
Manufacturing 28 nm 8 nm
64 Bits Yes Yes

Graphics
GPU PowerVR GE8100 ARM Mali-G52

RAM
RAM 3 GB 3 GB
Type -- LPDDR4X RAM

Antutu
Score
50.774
Antutu v8
Overall performance better than 7% of devices
See more details
117.341
Antutu v8
Overall performance better than 52% of devices
See more details

Storage
Capacity 32 GB 32 GB
Type -- eMMC 5.1 Storage
SD Slot Yes ,
Independent SD slot 		Yes ,
Slot for SD or second SIM card

Security
Fingerprint No Yes, in the back

Sensors
Sensors
  • Proximity
  • Light sensor
  • Accelerometer
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Hall

Audio

Audio
  • Dolby Atmos
-

Others
Notifications LED -- --
Cooling system No No
Gaming buttons No No

User reviews

Does it have good sound?
4.9
7.3
Does it work smoothly in everyday use?
2.4
7.1
What's your experience been with demanding games?
1.0
5.7
Number of reviews
48 reviews
100 reviews

Camera

Main
No. of cameras Double rear camera Quad rear camera
1
Camera type

Standard

Standard
Resolution 13 Mpx 48 Mpx
Aperture ƒ/ 1.9 ƒ/ 2.0
Optical zoom -- --
View angle -- --
Sensor Unknown Samsung S5KGM2
Type CMOS ISOCELL
ISO -- --
Pixel size 1.12 µm 0.80 µm
Pixel Binning -- 1-4 (2x2)
Sensor size -- 1/2"
2
Camera type

Macro lens

Wide Angle lens
Resolution
2 Mpx
8 Mpx
Aperture
ƒ/ 2.4
ƒ/ 2.2
Optical zoom
--
--
View angle
--
--
Sensor
Unknown
Unknown
Type
--
CMOS
Pixel size
--
--
Pixel Binning
--
--
Sensor size
--
--
3
Camera type
--

Macro lens
Resolution
2 Mpx
Aperture
ƒ/ 2.4
Optical zoom
--
View angle
--
Sensor
Unknown
Type
CMOS
Pixel size
--
Pixel Binning
--
Sensor size
--
4
Camera type
--

Portrait mode (depth)
Resolution
2 Mpx
Aperture
ƒ/ 2.4
Optical zoom
--
View angle
--
Sensor
Unknown
Type
CMOS
Pixel size
--
Pixel Binning
--
Sensor size
--

Features
Flash LED LED
Optical Stabilisation No No
Slow Motion Video No,
30 fps 		No,
30 fps
Others
  • Digital zoom
  • Dual camera
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Digital zoom
  • Quadruple camera
  • Autofocus
  • Touch focus
  • Phase detection autofocus (PDAF)
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer

Selfie
SELF
Camera type

Dedicated

Dedicated
Resolution 5 Mpx 13 Mpx
Aperture ƒ/ 2.0 ƒ/ 2.2
Optical zoom -- --
View angle -- --
Sensor Unknown Unknown
Type -- CMOS
Pixel size -- 1.12 µm
Pixel Binning -- --
Sensor size -- --
Others
--
--

DxOMark Score
DxOMark Score -- --

User reviews

Quality of daytime photos
4.4
7.7
Quality of nighttime photos
2.4
5.8
Quality of selfies
3.0
7.2
Does it have a powerful flash?
5.6
8.3
Number of reviews
48 reviews
100 reviews

Connectivity

Network compatibility

5G -- --
4G LTE
  • B1 (2100)
  • B3 (1800)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
3G
  • B1 (2100)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card
Dual SIM Dual Sim Dual Standby Dual Sim Dual Standby
Type
  • Nano SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM

Wi-Fi
Wi-Fi
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
Others
  • Wi-Fi Hotspot
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display

Bluetooth
Version Bluetooth 4.2 LE Low energy consumption Bluetooth 5.0 LE Low energy consumption
Others
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)
  • A2DP (Advanced Audio Distribution Profile)
  • AVRCP (Audio/Visual Remote Control Profile)
  • DIP (Device ID Profile)
  • HFP (Hands-Free Profile)
  • HID (Human Interface Profile)
  • HSP (Headset Profile)
  • LE (Low Energy)
  • MAP (Message Access Profile)
  • PAN (Personal Area Networking Profile)
  • OPP (Object Push Profile)
  • PBAP/PAB (Phone Book Access Profile)
  • HOGP

Navigation
Navigation
  • GPS
  • A-GPS
  • GLONASS
  • GPS
  • A-GPS
  • GLONASS
  • Beidou

USB
USB
  • Charging
  • Mass Storage
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C

SAR
European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

 1.710 W/Kg on head
0.650 W/Kg on body 		0.230 W/Kg on head
1.380 W/Kg on body
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

 -- --

Others
Others
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE
  • NFC
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE

User reviews

Does it have good coverage for calls?
6.1
8.4
Quality of the GPS
5.6
8.4
And the WiFi?
5.5
8.0
Number of reviews
48 reviews
100 reviews

Battery

Battery
Capacity
5000 mAh
See more details
5000 mAh
See more details
Type Li-Ion Li-Polymer
Fast charge Yes,
7.5W 		Yes,
15.0W
Others
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 8%
    Less than half day
  • 21%
    Less than a day
  • 40%
    One day
  • 29%
    More than one day
  • 2%
    Two days or more
  • 2%
    Less than half day
  • 7%
    Less than a day
  • 25%
    One day
  • 47%
    More than one day
  • 19%
    Two days or more
Number of reviews
48 reviews
100 reviews

Software

Software
Operating System
  • Android 10
    Android 10 Q, 7 years ago
  • Android 10
    Android 10 Q, 7 years ago
Google Services With Google Mobile Services With Google Mobile Services

User reviews

Did it come with preinstalled applications?
  • 8%
    It comes with a clean operating system
  • 65%
    It has preinstalled apps but they don't bother me
  • 27%
    It has preinstalled apps that I can't uninstall
  • 4%
    It comes with a clean operating system
  • 73%
    It has preinstalled apps but they don't bother me
  • 23%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
  • 37%
    Never
  • 17%
    Once a year
  • 32%
    Every six months
  • 15%
    Every two months or less
  • 8%
    Never
  • 20%
    Once a year
  • 36%
    Every six months
  • 36%
    Every two months or less
Number of reviews
48 reviews
100 reviews
Prices
Prices unavailable
From $ 138 --

Others

Common comparisons