Samsung Galaxy A57 5G vs Samsung Galaxy A40

Samsung Galaxy A57 5GExynos 1680Change
Samsung Galaxy A40Exynos 7904Change

Chipset

Chipset
Exynos 1680Exynos 7904
Process
4 nm FinFET14 nm
CPU
1× 2.90 GHz Cortex-A720
3× 2.60 GHz Cortex-A720
4× 1.90 GHz Cortex-A5202× 1.77 GHz Cortex-A73
6× 1.59 GHz Cortex-A53
Top CPU speed
✓2.90 GHz1.77 GHz
CPU cores
88
GPU
ANGLE ((Samsung Xclipse 550) on Vulkan 1.4.304)Mali-G71

Memory

RAM
✓8 GB4 GB
RAM type
✓LPDDR5LPDDR4
Storage
✓256 GB64 GB
Storage type
UFS 3.1—

Display

Size
6.7 in5.9 in
Resolution
1080 × 23401080 × 2340
Pixel density
383 ppi✓439 ppi
Refresh rate
✓60–120 Hz60 Hz
HDR
HDR10, HDR10+, HLG—

Battery

Capacity
✓4,905 mAh3,020 mAh

Cameras

Back
12.5 + 12 MP15.9 MP
Front
12 + 8.3 MP24.8 + 16.5 MP
Optical stabilization
YesYes

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

Connectivity

Wi-Fi
✓Wi-Fi 6EWi-Fi 6
6 GHz Wi-Fi
✓YesNo
Bluetooth LE Audio
Yes—
NFC
YesYes
UWB
NoNo
USB host
YesYes

Software

Android
Android 17Android 11
UI
One UI 9.0—
Released with
Android 16Android 9
Widevine DRM
L1L1

Sensors

Sensors
37 sensors26 sensors
Galaxy A57 5G full specs Galaxy A40 full specs

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