Samsung Galaxy A21 vs Galaxy J2 Pro

Samsung Galaxy A21Helio P35Change
Samsung Galaxy J2 ProSamsung Galaxy J2 ProSnapdragon 425Change

Chipset

Chipset
Helio P35Snapdragon 425
Process
12 nm28 nm
CPU
4× 2.30 GHz Cortex-A53
4× 1.80 GHz Cortex-A534× 1.40 GHz Cortex-A53
Top CPU speed
2.30 GHz1.40 GHz
CPU cores
84
GPU
PowerVR Rogue GE8320Adreno 308

Memory

Versions seen
3GB | 32GB1.5GB | 16GB
RAM type
LPDDR4XLPDDR3

Display

Size
6.5 in5 in
Resolution
720 × 1600540 × 960
Pixel density
269 ppi222 ppi
Refresh rates
60 Hz60 Hz

Battery

Capacity
3,900 mAh2,600 mAh

Cameras

Back camera
16.2 MP4640 × 3488 · f/1.8 · 4.05 mm8 MP3264 × 2448 · 3.3 mm
Front camera
13.1 MP4208 × 3120 · f/2 · 3.76 mm5 MP2576 × 1932 · 1.92 mm

Megapixels are what Android reports to apps. Many phones combine pixels by default, so the advertised megapixels can be higher.

Connectivity

NFC
YesNo
UWB
NoNo
USB host
YesYes

Software

Android
Android 10Android 7.1.1
Released with
Android 10Android 7.1
Widevine DRM
L1L1

Sensors

Sensors
26 sensors4 sensors
Galaxy A21 full specs Galaxy J2 Pro full specs

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From phones shared with the Device Info app · updated November 2026 Hardware specs only. No personal data. Privacy