Phone Comparison - Samsung Galaxy A21 vs Samsung Galaxy A02

Samsung Galaxy A21
samsung galaxy a21
Samsung Galaxy A02
samsung galaxy a02
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general General Info

Manufacturer Samsung Samsung
Announced 2020, April 8 2021, January 27
Status Coming soon. Exp. release 2020, April Available. Released 2021, January 27
Colors Various Black, Blue, Red
Form Factor Candybar Candybar
Dimension - 164 x 75.9 x 9.1 mm
(6.46 x 2.99 x 0.36 in)
Weight - 206 g (7.27 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) 20(800), 28(700), 32(1500), 38(2600), 40(2300), 41(2500)
Messaging
Build Features - Fingerprint Sensor
Glass front, plastic back, plastic frame
-

hardware Hardware and OS

OS Android 10.0 Android 10
User Interface One UI 2.0 One UI 2.5
Processor Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) [Similar] Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm) [Similar]
GPU PowerVR GE8320 [Similar] Adreno 506 [Similar]
RAM 3 GB [Browse Similar] 2 GB [Browse Similar]
Internal Memory 64 GB 32 GB
External Memory microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type HD+ Super AMOLED Capacitive Touchscreen PLS TFT Display
Colors 16M colors 16M Colour
Size 6.5 inches [Similar] 6.5 inches [Similar]
Resolution 720 x 1600 pixels (270 ppi) 720 x 1520 pixels (259 ppi)
Screen-to-Body Ratio - 84.56%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio FM radio FM radio
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 16 MP + 8 MP + 2 MP + 2 MP [Similar] 13 MP + 2 MP [Similar]
Flash No LED Flash
Features 16 MP, f/1.9, 28mm (wide), AF
8 MP, f/2.2, 12mm (ultrawide)
2 MP, (macro)
2 MP, (depth)
panorama, HDR
13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, AF
2 MP, f/2.4, (depth)
Video 1080p@30fps 1080p@30fps
Front Camera 13 MP
HDR
1080p@30fps [Similar]
8 MP, f/2.2, 1/4", 1.12µm [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth 5.0, A2DP, LE 4.2, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go microUSB 2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes

memory User Memory

Internal 64 GB, 3 GB RAM eMMC 5.1 32 GB, 2 GB RAM
Expandable Storage microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor not present
Gyroscope Sensor gyroscope sensor present gyroscope sensor not present
NFC NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Battery Charging 10W
Capacity 4000 mAh 5000 mAh
Stand by - -
Talk Time - -