OPPO A3 4G vs A9

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

OPPO A3 4GSnapdragon 6s 4G Gen1Change
OPPO A9Helio P70Change

Key differences

  1. Chipset: the A3 4G uses the Snapdragon 6s 4G Gen1 (11 nm), the A9 the Helio P70 (12 nm).
  2. Screen: 6.7 inches on the A3 4G, 6.5 inches on the A9. Up to 90 Hz on the A3 4G, 60.2 Hz on the A9.
  3. Battery: 5,100 mAh on the A3 4G, 4,020 mAh on the A9.
  4. Main camera: 12.5 MP on the A3 4G, 15.9 MP on the A9.

Chipset

Chipset
Snapdragon 6s 4G Gen1Helio P70
Process
11 nm12 nm
CPU
4× 2.11 GHz Cortex-A73
4× 2.02 GHz Cortex-A534× 2.11 GHz Cortex-A73
4× 1.99 GHz Cortex-A53
Top CPU speed
2.11 GHz2.11 GHz
CPU cores
88
GPU
Adreno 610Mali-G72 MP3

Memory

Versions seen
8GB | 256GB4GB | 128GB
RAM type
LPDDR4XLPDDR4X

Display

Size
6.7 in6.5 in
Resolution
720 × 16041080 × 2340
Pixel density
263 ppi395 ppi
Refresh rates
90 Hzalso 6060.2 Hz

Battery

Capacity
5,100 mAh4,020 mAh

Cameras

Back camera
12.5 MP4080 × 3072 · f/1.8 · 3.88 mm15.9 MP4608 × 3456 · f/1.8 · 4.05 mm
Front camera
5 MP2592 × 1944 · f/2.2 · 2.23 mm16.2 MP4640 × 3488 · f/2 · 3.58 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
NoNo
UWB
NoNo
USB host
YesYes

Software

Android
Android 14Android 9
Released with
Android 14Android 9
Widevine DRM
L1L3

Sensors

Sensors
24 sensors30 sensors
A3 4G full specs A9 full specs

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