OPPO has become a popular choice in India’s budget smartphone market by offering phones that combine good looks, strong features, and reliable performance. With the OPPO A78 5G launched in January 2023, the brand added another impressive OPPO smartphone to its mid-range collection.
Like many OPPO models, the OPPO A78 5G has a slim design, a stylish finish, and a powerful 50MP main camera. One of its standout features is the dependable 33 W SuperVOOC fast charging and various tools that help save power. From its 7 nm processor to the Super Night-time Standby Mode, this OPPO smartphone is built to give you more value. Priced competitively, the OPPO A78 5G is a solid OPPO 5G mobile in India for anyone looking for a capable device without spending too much.
OPPO A78 5G - Key specs
The OPPO A78 5G is a smartphone with many useful features to make daily use better. It has a 6.56-inch screen with 90Hz refresh rate and Eye-Care Display, which shows smooth pictures and is gentle on the eyes. It runs on a MediaTek Dimensity 700 chip with 8GB RAM, so it works fast and handles many apps at once. The 5000mAh battery lasts long, and the 33W SUPERVOOC fast charging fills it quickly. The 50MP AI dual back camera takes clear photos, and the dual stereo speakers give loud and clear sound. With 5G, you get faster internet for downloading and watching videos, making this phone good for both work and fun.
Specifications: OPPO A78 5G
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RAM
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8GB
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Storage
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128GB
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Front camera
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8MP
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Rear camera
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50MP + 2MP
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Display
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6.56-inch HD+ LCD display
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Battery
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5,000 mAh
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Processor
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MediaTek 6833 Dimensity 700 5G
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OPPO A78 5G - Full specifications and features
The OPPO A78 5G is an affordable option for users looking to experience 5G speeds. It comes with a large 6.56-inch display with a 90Hz refresh rate for a smooth and enjoyable viewing experience, whether you're scrolling through social media or watching videos. The 50MP main camera on the back lets you capture clear photos, while the 5000mAh battery offers long-lasting power throughout the day.
Size
This mid-range OPPO smartphone keeps dimensions slim, easily fitting into your pocket or handbag. The slim 7.9 mm body of the device weighs just 188 g, guaranteeing impeccable user comfort. Moreover, these sleek dimensions also give the phone a premium feel and finish.
Dimensions
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163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)
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Weight
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188 g (6.63 oz)
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Type
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IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
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Size
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6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio)
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Display resolution and quality
OPPO A78 5G flaunts a 6.56-inch HD+ 90 Hz display with a screen-to-body ratio of 89.8%. This 8-bit display supports gentle and vivid colour gamut modes, 600 nits peak brightness, and boasts an AI backlight adjustment feature. This advanced feature lets the screen learn your brightness preferences and intuitively adjust levels. The OPPO A78 5G display eliminates eye fatigue further, boasting an Eye Protection Mode that filters blue light for a comfortable smartphone experience.
Height
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163.8 mm
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Width
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75.1 mm
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Thickness
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7.9 mm
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Weight
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188 g
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Colours
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Glowing Black, Glowing Purple
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Waterproof
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Yes, splash proof, IPX4
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Also read: Shop for the latest OPPO A57 online
Performance
The OPPO A78 5G processor comes with a MediaTek (6833) Dimensity 700 5G chipset that clocks frequencies of up to 2.2 GHz, the OPPO A78 offers a smooth multitasking experience. Made with a 7 nm process architecture, this chipset optimises power use while processing the most demanding tasks. For an extra performance boost, this OPPO smartphone comes with RAM Expansion technology that gives you up to 16GB of Virtual RAM. This power-packed, lag-free performance is fuelled by a robust 5,000 mAh battery that comes with 33 W SuperVOOC fast-charging support and complete battery protection.
OS
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Android 12, upgradable to Android 14, ColorOS 14
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Chipset
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Mediatek Dimensity 700 (7 nm)
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CPU
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Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
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GPU
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Mali-G57 MC2
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Hardware and design
Crafted with OPPO’s Glow Design philosophy, the OPPO A78 features a shimmering rear panel, rounded edges, and a flat display. The plastic rear cover of the phone flaunts a matte finish, protecting it from fingerprints. The dual camera console comes housed in a glossy side panel that adds contrast to the phone’s look. Moreover, the OPPO A78 5G gets an IPX4 rating, making the device splash-proof and spill resistant. The phone retains a 3.5 mm jack and comes with a right-side power button that doubles up as a fingerprint scanner.
Processor
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2.2GHz octa-core
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Processor make
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MediaTek Dimensity 700
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RAM
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8GB
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Internal storage
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128GB
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Expandable storage
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Yes
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Expandable storage type
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microSD
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Expandable storage up to (GB)
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1000
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Dedicated microSD slot
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Yes
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Also check: Big screen mobile phones
Camera
The OPPO A78 5G flaunts a dual camera setup on the rear. The device's 50MP AI primary lens captures hi-res shots with impressive detail and reduced noise distortions. With 108MP images, you get to super-zoom into frames without worrying about losing details or blurring shots. This is complemented by a 2MP macro shooter that picks up minute details on ultra-close-up shots.
The 8MP front camera of the device captures breath-taking selfies and is equipped with AI Portrait Retouching algorithms that fine-tune photos to perfection. OPPO A78 5G also comes with various shooting modes like Portrait Mode, Night Mode, Extra HDR, Panorama, Time-Lapse, Slo-Mo, and others. Moreover, the front and rear cameras can be used to shoot 1080p videos at 30 fps.
Rear camera
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Camera setup
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Dual
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Resolution
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50MP f/1.8, wide angle (77° field-of-view), primary camera
2MP f/2.4, depth camera
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Autofocus
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Yes
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Flash
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Yes, LED flash
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Image resolution
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8150 x 6150 pixels
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Settings
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Exposure compensation, ISO control
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Shooting modes
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Continuous shooting
High Dynamic Range mode (HDR)
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Camera features
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Digital zoom
Auto flash
Face detection
Touch to focus
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Video recording
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1920 x 1080 @ 30 fps
1280 x 720 @ 30 fps
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Video recording features
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Extra HD
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Front camera
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Camera setup
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Single
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Resolution
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8MP f/2.0, wide angle, primary camera
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Camera features
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Fixed focus
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Video recording
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1920x1080 @ 30 fps
1280x720 @ 30 fps
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Also check: Camera phones
Memory and storage
The OPPO A78 5G comes in a single configuration with 8GB of RAM and 128GB of storage. While this may be sufficient for many users, heavy users who store a lot of games, videos, or photos might find themselves wanting more space. Unfortunately, the OPPO A78 5G lacks a microSD card slot for expandable storage, so choosing the right storage option upfront is important.
Card slot
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microSDXC
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Internal
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128GB 4GB RAM, 128GB 8GB RAM
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UFS 2.2
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Also check: 6GB RAM mobiles
Connectivity and network
The OPPO A78 5G offers a variety of network connection options to keep you connected. It has dual SIM support, so you can use two different cellular networks at once. The phone is compatible with 4G LTE networks, providing good internet speeds and reliable connectivity for everyday use. But the highlight is 5G connectivity. With 5G, you can experience blazing-fast download and upload speeds for activities like streaming high-definition videos, downloading large files in seconds, and enjoying lag-free online gaming.
Wi-Fi
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Yes
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Wi-Fi standards supported
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802.11 a/b/g/n/ac
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GPS
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Yes
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Bluetooth
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Yes, v 5.30
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USB OTG
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Yes
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USB Type-C
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Yes
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Headphones
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3.5mm
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Also check: Upcoming 5G mobile phones
Sensors
The OPPO A78 5G keeps things basic with a set of essential sensors. It includes an accelerometer to track orientation and motion, which is useful for various apps and games. An ambient light sensor automatically adjusts the screen brightness based on your surroundings, saving battery life. The proximity sensor turns off the display when you hold the phone to your ear during calls to prevent accidental touches. While it does not have some of the more advanced sensors found on high-end phones, the OPPO A78 5G's sensor package provides the essentials for a good user experience.
Face unlock
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Yes
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Fingerprint sensor
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Yes
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Compass/ Magnetometer
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Yes
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Proximity sensor
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Yes
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Accelerometer
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Yes
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Ambient light sensor
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Yes
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Also check: Fingerprint phones
Battery
The 5000 mAh battery in the OPPO A78 5G supports 33 W SuperVOOC fast charging. It can deliver nearly a full day’s usage on one charge, making it a reliable choice for gaming, streaming, and everyday tasks without frequent charging interruptions.
Type
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Li-Po 5000 mAh, non-removable
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Charging
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33W wired, PD, 52% in 30 min, 100% in 67 min (advertised)
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Also check: Best phones with 7000 mAh battery
OPPO A78 5G - Price in India (2025)
The OPPO A78 5G is a budget-friendly option for those looking for a 5G phone in India. The price starts at Rs. 15,999 for the base variant with 8GB of RAM and 128GB of storage. There does not seem to be much difference in price across retailers, but it is always a good idea to compare offers before making a purchase.
Product Name
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Price in India
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OPPO A78 5G (8GB RAM, 128GB) - Glowing Blue
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Rs. 17,400
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OPPO A78 5G (8GB RAM, 128GB) - Glowing Black
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Rs. 17,400
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Disclaimer: Prices are subject to change. Please check the official website for the most accurate and up-to-date information.
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Now, you can buy the OPPO A78 5G without worrying about paying a lot of money at once. With Bajaj Finserv’s easy payment options, you can pay for your new phone in simple monthly amounts called Easy EMIs. You can find out if you can get a loan easily and visit the nearest Bajaj Finserv partner store to see the phone for yourself. Some models even let you take the phone home without paying any money upfront. You can choose the OPPO A78 5G model you like and pick a way to pay that works best for you. Visit Bajaj Mall to see the different options available.
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