Samsung Galaxy A40 vs Galaxy A51
Specs compared side by side, measured on real phones shared by owners with the Device Info app.
Key differences
- 1Chipset: the Galaxy A40 uses the Exynos 7904 (14 nm), the Galaxy A51 the Exynos 9611 (10 nm). The Galaxy A40's fastest core runs at 1.77 GHz, the Galaxy A51's at 2.31 GHz.
- 2Screen: 5.9 inches on the Galaxy A40, 6.5 inches on the Galaxy A51. Both run at up to 60 Hz.
- 3Battery: 3,020 mAh on the Galaxy A40, 3,890 mAh on the Galaxy A51.
- 4Main camera: 15.9 MP on the Galaxy A40, 12 MP on the Galaxy A51.
The same on both: NFC and Widevine L1.
Chipset
Chipset
Exynos 7904Exynos 9611Process
14 nm10 nm
CPU
2× 1.77 GHz Cortex-A73
6× 1.59 GHz Cortex-A534× 2.31 GHz Cortex-A73
4× 1.74 GHz Cortex-A53
6× 1.59 GHz Cortex-A534× 2.31 GHz Cortex-A73
4× 1.74 GHz Cortex-A53
Top CPU speed
1.77 GHz2.31 GHz
CPU cores
88
GPU
Mali-G71Mali-G72
Memory
Versions seen
4GB | 64GB6GB | 128GB
RAM type
LPDDR4LPDDR4X
Display
Size
5.9 in6.5 in
Resolution
1080 × 23401080 × 2400
Pixel density
439 ppi407 ppi
Refresh rates
60 Hz60 Hz
Battery
Capacity
3,020 mAh3,890 mAh
Cameras
Back camera 1
15.9 MP4608 × 3456 · f/1.7 · 3.92 mm · OIS12 MP4000 × 3000 · f/2 · 4.6 mm · OIS
Back camera 2
—12 MP4000 × 3000 · f/2.2 · 1.74 mm · OIS
Front camera 1
24.8 MP5760 × 4312 · f/2 · 3.75 mm8 MP3264 × 2448 · f/2.2 · 3.72 mm
Front camera 2
16.5 MP4688 × 3516 · f/2 · 3.75 mm5.2 MP2640 × 1980 · f/2.2 · 3.72 mm
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 6—
6 GHz Wi-Fi
NoNo
Bluetooth LE Audio
—No
NFC
YesYes
UWB
NoNo
USB host
YesYes
Software
Android
Android 11Android 13
UI
—One UI 5.1
Released with
Android 9Android 10
Widevine DRM
L1L1
Sensors
Sensors
26 sensors35 sensors
These two phones have the same specs in every row.
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