Oppo A78 5G

The Oppo A78 5G is a straightforward Android smartphone released in January 2023. Two generations old by 2025, it stays relevant with its reliable performance, 5G support, and practical design. This model isn’t chasing flagship status but nails the essentials: a large display, responsive fingerprint sensor, and trusted connectivity in a slim package. If you’re looking for a device that gets the basics right, the Oppo A78 5G checks those boxes—no more, no less.

• Release Date: January 2023
• Display: 6.56-inch IPS LCD, HD+ (1612 x 720 px), 90Hz refresh rate
• Processor: MediaTek Dimensity 700 (7nm)
• Camera: Dual rear cameras: 50MP main + 2MP depth sensor
• Front Camera: 8MP selfie camera
• Operating System: Ships with Android 13
• Build: Plastic frame and back with Gorilla Glass front
• Biometrics: Side-mounted fingerprint sensor
• Connectivity: 5G compatible; Bluetooth 5.3; Wi-Fi 5 (802.11ac); USB-C port

The Oppo A78 5G is ideal for everyday users, students, and anyone who wants a no-fuss smartphone for calls, messaging, and occasional streaming. Its big screen and 5G support make it a reliable daily driver for commuters and digital minimalists who don’t need high-end performance—or the unnecessary bells and whistles. If you want stellar gaming chops or a flagship-grade camera, Oppo’s higher-end models (like the Reno or Find X series) will get you closer to that.

Opting for a refurbished Oppo A78 5G means you’re extending the device’s lifecycle and keeping tech out of landfills. Every pre-owned device on Back Market is rigorously tested and restored by professionals—no guessing games, just reliable smartphones that meet our standards. Learn more about our quality standards.