Samsung Galaxy J3(2017) vs Galaxy J7 Prime2
Specs compared side by side, measured on real phones shared by owners with the Device Info app.
Key differences
- 1Chipset: the Galaxy J3(2017) uses the Exynos 7570 (14 nm), the Galaxy J7 Prime2 the Exynos 7870 (14 nm). The Galaxy J3(2017)'s fastest core runs at 1.43 GHz, the Galaxy J7 Prime2's at 1.60 GHz.
- 2Screen: 5 inches on the Galaxy J3(2017), 5.5 inches on the Galaxy J7 Prime2. Both run at up to 60 Hz.
- 3Battery: 2,400 mAh on the Galaxy J3(2017), 3,300 mAh on the Galaxy J7 Prime2.
- 4Versions: owners have shared the Galaxy J3(2017) as 2GB | 16GB, the Galaxy J7 Prime2 as 3GB | 32GB.
The same on both: Android 9.
Chipset
Chipset
Exynos 7570Exynos 7870Process
14 nm14 nm
CPU
4× 1.43 GHz Cortex-A538× 1.60 GHz Cortex-A53
Top CPU speed
1.43 GHz1.60 GHz
CPU cores
48
GPU
Mali-T720Mali-T830
Memory
Versions seen
2GB | 16GB3GB | 32GB
RAM type
LPDDR3LPDDR3
Display
Size
5 in5.5 in
Resolution
720 × 12801080 × 1920
Pixel density
295 ppi403 ppi
Refresh rates
60 Hz60 Hz
Battery
Capacity
2,400 mAh3,300 mAh
Cameras
Back camera
12.9 MP4144 × 3106 · f/1.9 · 4.3 mm12.9 MP4144 × 3106 · f/1.9 · 3.6 mm
Front camera
5 MP2576 × 1932 · f/2.4 · 1.86 mm12.9 MP4144 × 3106 · f/1.9 · 2.53 mm
Megapixels are what Android reports to apps. Many phones combine pixels by default, so the advertised megapixels can be higher.
Connectivity
NFC
NoNo
UWB
NoNo
USB host
YesYes
Software
Android
Android 9Android 9
Released with
Android 7.0Android 7.1
Widevine DRM
L3L1
Sensors
Sensors
4 sensors4 sensors
These two phones have the same specs in every row.
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