Samsung Galaxy A07 vs Galaxy J7 Prime2

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

Samsung Galaxy A07Helio G99Change
Samsung Galaxy J7 Prime2Exynos 7870Change

Key differences

  1. Chipset: the Galaxy A07 uses the Helio G99 (6 nm TSMC), the Galaxy J7 Prime2 the Exynos 7870 (14 nm). The Galaxy A07's fastest core runs at 2.20 GHz, the Galaxy J7 Prime2's at 1.60 GHz.
  2. Screen: 6.7 inches on the Galaxy A07, 5.5 inches on the Galaxy J7 Prime2. Up to 90 Hz on the Galaxy A07, 60 Hz on the Galaxy J7 Prime2.
  3. Battery: 4,855 mAh on the Galaxy A07, 3,300 mAh on the Galaxy J7 Prime2.
  4. Main camera: 12.5 MP on the Galaxy A07, 12.9 MP on the Galaxy J7 Prime2.

The same on both: Widevine L1.

Chipset

Chipset
Helio G99Exynos 7870
Process
6 nm TSMC14 nm
CPU
2× 2.20 GHz Cortex-A76
6× 2.00 GHz Cortex-A558× 1.60 GHz Cortex-A53
Top CPU speed
2.20 GHz1.60 GHz
CPU cores
88
GPU
Mali-G57 MC2Mali-T830

Memory

Versions seen
6GB | 128GB
8GB | 256GB3GB | 32GB
RAM type
LPDDR4XLPDDR3

Display

Size
6.7 in5.5 in
Resolution
720 × 16001080 × 1920
Pixel density
260 ppi403 ppi
Refresh rates
90 Hzalso 6060 Hz

Battery

Capacity
4,855 mAh3,300 mAh

Cameras

Back camera
12.5 MP4080 × 3072 · f/1.8 · 3.98 mm12.9 MP4144 × 3106 · f/1.9 · 3.6 mm
Front camera
8 MP3264 × 2448 · f/2 · 2.83 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

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

Software

Android
Android 16Android 9
UI
One UI 8.5—
Released with
Android 15Android 7.1
Widevine DRM
L1L1

Sensors

Sensors
15 sensors4 sensors
Galaxy A07 full specs Galaxy J7 Prime2 full specs

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