Battery life test of
Oppo R9 smartphone

Oppo R9 battery life test is

2850 mAh

Oppo Find 7a | 2800 mAh | Li-Ion

Oppo F1 Plus International V1 | 2850 mAh | Li-Ion

Oppo R9 | 2850 mAh | Li-Ion

Oppo A57 | 2900 mAh | Li-Ion

Oppo A39 | 2900 mAh | Li-Ion

Oppo R11 | 2900 mAh | Li-Ion

Oppo R9 | 2850 mAh | Li-Ion

Samsung Galaxy S20 FE 5G 6GB · 128GB · 5G | 4500 mAh | Li-Ion

HiSense Infinity H30 Lite | 4530 mAh | Li-Ion

TCL P618L | 5000 mAh | Li-Ion

BQ BQ-5206L Balance | 5000 mAh | Li-Ion

Black Shark BlackShark 3 Pro 8GB · 256GB | 5000 mAh | Li-Ion

ZTE Blade V2020 Smart 4GB · 64GB | 5000 mAh | Li-Ion

It's possible that some stores do not send the product to your country. Check on their website.