Samsung Galaxy A21 vs Galaxy M04

Specs compared side by side, measured on real phones shared by owners with the Device Info app.

Samsung Galaxy A21Helio P35Change
Samsung Galaxy M04Samsung Galaxy M04Helio P35Change

Key differences

  1. Battery: 3,900 mAh on the Galaxy A21, 4,900 mAh on the Galaxy M04.
  2. Main camera: 16.2 MP on the Galaxy A21, 13.2 MP on the Galaxy M04.
  3. Versions: owners have shared the Galaxy A21 as 3GB | 32GB, the Galaxy M04 as 4GB | 64GB.
  4. Software: Android 10 on the Galaxy A21, Android 14 on the Galaxy M04 (newest seen).

The same on both: the Helio P35 chip, a 60 Hz screen and Widevine L1.

Chipset

Chipset
Helio P35Helio P35
Process
12 nm12 nm
CPU
4× 2.30 GHz Cortex-A53
4× 1.80 GHz Cortex-A534× 2.30 GHz Cortex-A53
4× 1.80 GHz Cortex-A53
Top CPU speed
2.30 GHz2.30 GHz
CPU cores
88
GPU
PowerVR Rogue GE8320PowerVR Rogue GE8320

Memory

Versions seen
3GB | 32GB4GB | 64GB
RAM type
LPDDR4XLPDDR4X

Display

Size
6.5 in6.5 in
Resolution
720 × 1600720 × 1600
Pixel density
269 ppi271 ppi
Refresh rates
60 Hz60 Hz

Battery

Capacity
3,900 mAh4,900 mAh

Cameras

Back camera
16.2 MP4640 × 3488 · f/1.8 · 4.05 mm13.2 MP4224 × 3136 · f/2.8 · 3.38 mm
Front camera
13.1 MP4208 × 3120 · f/2 · 3.76 mm5 MP2592 × 1944 · f/2.8 · 2.24 mm

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

Connectivity

6 GHz Wi-Fi
—No
Bluetooth LE Audio
—No
NFC
YesNo
UWB
NoNo
USB host
YesYes

Software

Android
Android 10Android 14
UI
—One UI 6.1
Released with
Android 10Android 12
Widevine DRM
L1L1

Sensors

Sensors
26 sensors8 sensors
Galaxy A21 full specs Galaxy M04 full specs

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