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We are living what was once science fiction to a past generation. Imagine telling someone back in the late 90s and early 2000s that one day, it would be possible to charge a cell phone from zero to full in under five minutes, and they’d likely call you a dreamer. That is exactly what 300W fast charging offers.

I was around in the early 2000s and remember what charging phones then was like. You would need to have your cell phone plugged in for two to three hours in order to get a full charge from zero.
As a matter of fact, the best way to get a full charge was to leave the phone plugged all night. Any other time of the day and you’d almost be unable to leave your phone plugged and unused for three hours at a stretch.
Today, thanks to fast charging technology, we are able to charge many smartphones fully from zero or ear zero in about an hour. This is bearing in mind that modern smartphones are power guzzling monsters with massive batteries.
300W fast charging
300W fast charging solutions can take your phone battery from zero to full in under five minutes. Think about that for a minute. With that kind of technology, you would never have to worry about running out of battery juice and how to top it up, again, no matter how hectic the situation. All you would need is five minutes, and your smartphone is ready for a full day of use.
It is an amazing thing, in real life. You probably wouldn’t grasp how mind blowing this is until you experience it. And once you do, you would never want to ever have to use anything less than that.
When will the first smartphone with 300W fast charging arrive in the market? That is difficult to say. Back in 2023, Xiaomi had spoken of its plans to develop this technology, but till now, nothing has been heard from them. Now in August 2024, another Chinese phone brand, Realme, has teased us with their own 300W fast charging solution in the works.
Perhaps it will happen this year, now that there is some competition over it. Let’s see who will beat the other to it. One thing is certain, we are seeing a growing amount of innovation around battery capacity and battery chargers .
We already have smartphones with 240W fast charging technology in the market. These includes pioneers like the Realme GT3 and Realme GT5 240W. 240W fast charging fills up the batteries of these phones in 10 minutes max. Even that is already super impressive. But I am itching for the reality of getting a full charge in five minutes that 300W fast charging promises.
The fastest charging technologies are being developed by Chinese smartphone brands and no-one else is coming close. Fast charging solutions by Samsung, Apple, and Google are super slow in comparison. Pitted against what brands like OnePlus, Xiaomi, Huawei, Infinix, OPPO, and Realme are deploying, there is no competition. The Chinese are the fastest kids on the block and are hundreds of miles ahead of the rest of the pack.
320W SuperSonic Charge by Realme becomes the fastest charging technology for smartphones
August 14, 2024, Update : Realme provided details of its 320W charging technology, called SuperSonic Charge. The new technology fills up a smartphone’s battery in 4 minutes and 30 seconds. The battery will go from zero to 50% in less than two minutes. Again, Realme maintains the lead in mobile phone fast charging solutions, as 320W charging becomes the fastest smartphone charging technology in the world.
According to Realme, the 320W power adaptor supports charging standards like Power Delivery (PD), Universal Fast Charging Specification (UFCS) , and SuperVOOC. The 320W adapter is called “Pocket Cannon”. It is the UFCS standard that delivers the 320W charge.
Author:Mister Mobility
Digital Skills and Communication Coach | Mobile Phone Connoisseur since 2001 | Tech Blogging since 2004
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OPPO today introduces Reno12 F 5G in Nigeria, adding to its popular Reno Series with a highly stylish and accessible AI phone. Featuring a brand-new Cosmos Ring Design, a dynamic Halo Light, and a 120Hz Smart Adaptive Screen, all protected by the robust All-Round Armour, Reno12 F 5G impresses with its stylish design and solid build.

As an AI Portrait Expert, OPPO Reno12 F 5G not only takes the lead in enhancing creativity in photography with advanced AI features like AI Eraser 2.0 and Smart Image Matting 2.0, but it also boosts productivity with AI tools including AI Recording Summary, AI Writer, and more. Powered for high performance by the MediaTek Dimensity 6300 Platform, and with AI LinkBoost for enhanced connectivity, OPPO Reno12 F 5G is the top choice for users’ entry into the world of AI Phones.
“We are thrilled to introduce the OPPO Reno12 F 5G to the Nigerian market. This phone is a true testament to our commitment to blending style, durability, and cutting-edge AI technology. Whether you’re a photography enthusiast or someone looking to boost productivity, the Reno12 F 5G is designed to meet all your needs with ease and elegance,” said Folasade Omonijo, Marketing Manager, OPPO Nigeria.
Premium Design and Unbreakable Build
Style Meets Strength in All-New Design
OPPO Reno12 F 5G revolutionizes the design of the Reno Series with the introduction of the new Cosmos Ring Design. Drawing inspiration from classic wristwatches, the meticulously crafted circular camera module on the back cover exudes a sleek, elegant and luxurious feel, while a Halo Light encircles the camera to add a unique dynamic lighting effect that syncs up with music and adds an extra vibe to users’ listening experience. Not only does the Halo Light provide a variety of customizable lighting effects for different scenarios, but it also serves as a subtle notification system for charging, calls, and messages, alerting users with minimal interruption during situations like meetings and classes.
Complementing the stunning Cosmos Ring Design are three captivating color options fusing both contemporary and classic color schemes on OPPO Reno12 F 5G. Amber Orange, with a texture that dances like flickering flames; Olive Green, with a curved light column texture exuding dynamic fluidity. Measuring just 7.69mm in Olive Green and 7.76mm in Amber Orange, the phone weighs a mere 187g, combining stylish design with comfort for all occasions.
OPPO Reno12 F 5G boasts a 120Hz Smart Adaptive Screen with a remarkable local peak brightness of up to 2,100 nits for visual experiences that are both vivid and comfortable, while ensuring responsiveness in every interaction. The screen’s Splash Touch feature eliminates difficulties caused by wet screens or hands by improving the accuracy of taps and swipes even in rainy or other wet conditions. Additionally, the phone offers top level smart eye protection, leveraging both hardware and software solutions to minimize blue light emissions and display the optimal screen temperature throughout the day.
Despite its elegant and stylish looks, OPPO Reno12 F 5G boasts incredible durability fortified with All-Round Armour to defend against everyday drops, scratches, pressure, and water splashes. The robust armour includes an advanced glass screen and OPPO’s in-house developed High-strength Alloy Framework, while internal components are safeguarded by a Sponge Bionic Cushioning structure. Thanks to this inside-out protection, OPPO Reno12 F 5G is rated for IP64 Water and Dust Resistance and certified for 5 Stars in SGS Performance Multi-Scene Protection Testing.
A World of Rich AI Featuresat Your Fingertips
Boosting Creativity and Productivity through Accessible GenAI
At the heart of Reno12 F 5G is OPPO’s commitment to making AI technology accessible by providing more users with advanced GenAI features that ignite creativity in photography and enhance productivity. When it comes to AI photography, AI Eraser 2.0 offers a smooth way to remove unwanted passers-by from photos with just a tap, supporting removal of a wide range of objects and natural filling in generated backgrounds at a faster speed.
AI Smart Image Matting 2.0 meanwhile has been updated with enhanced accuracy, allowing for multi-subject cutouts that can be saved as standalone stickers for future use. Also included on the phone is AI Studio, which provides a personalized AI-powered photography experience that can transform regular portraits into unique digital avatars.

The Brand-New AI Portrait Expert
Natural and Clear Images with the AI Portrait Expert
Beyond its suite of GenAI Features, OPPO Reno12 F 5G elevates the photography experience with an Ultra-Clear Camera System designed to capture sharp and natural portraits. The system includes a top-grade 50MP Main Camera, a 2MP Macro Camera for perfect close-up portraits, and a 112-degree 8MP Ultra-Wide-Angle camera, complemented by a 32MP selfie camera with multiple focal lengths.
On top of this powerful camera combo, Pro Portrait Mode leverages both the main and macro cameras to deliver professional-grade bokeh effects for stunning portraits, while AI Portrait Retouching provides more vivid and natural retouching effects. Together, the hardware-software combinations ensure every portrait on Reno12 F 5G captures full natural beauty with exceptional details.
Always Connected, Always On
The Fastest Network, Anywhere
Ensuring a significant uplift to the fundamental experience on Reno12 F 5G is the best-ever network performance in the history of the Reno Series. This includes OPPO’s AI LinkBoost technology coupled with a 360° Surround Antenna solution that leverages a system-level AI model to boost signal reception and optimize network selection.
By intelligently adapting to challenging network conditions, AI LinkBoost ensures users enjoy the best connection possible. For example, it accelerates video sharing speeds and reducing video call buffering on congested networks or those with weak signals. When exiting an elevator, AI LinkBoost helps Reno12 F 5G swiftly reconnect to a network 36% faster than the previous generation, and enhance location accuracy when navigating with Google Maps, For extreme cases with no network coverage at all, OPPO’s BeaconLink supports device-to-device voice calls over Bluetooth based on a self-developed protocol, making ad-hoc network communication possible even in a completely disconnected environment.
Powerful Performance and Lasting Smoothness
OPPO Reno12 F 5G is powered by a MediaTek Dimensity 6300 Platform boasting a 10% overall improvement in energy efficiency compared to the previous generation. It is available in large memory configurations of 8/12GB of RAM and 256/512GB ROM, with up to 12GB of additional virtual RAM available through OPPO’s RAM Expansion technology to guarantee seamless multitasking.
The addition of OPPO’s exclusive Trinity Engine also ensures long-term system smoothness through the precise allocation of computational resources. This includes ROM-Vita, which can smartly compress and clean storage to create more space for user files. Thanks to these enhancements, Reno12 F 5G has passed OPPO’s 50-Month Fluency Protection test, guaranteeing system smoothness for more than four years of use.
With its 5,000mAh Large Battery, OPPO Reno12 F 5G can provide up to 1.94 days of regular use, or an impressive 13.95 hours of non-stop TikTok streaming. Thanks to OPPO’s advanced technology, the battery is also able to maintain optimal performance for over four years of normal use. This long-lasting battery is supplemented by 45W SUPERVOOC TM Flash Charge, which enables a full 100% charge in 71 minutes. Even a quick 10-minute charge from 1% can deliver over 7 hours of music playback or more than 6 hours of call time, ensuring users are never more than a few minutes away from staying connected and entertained.
Pricing and Availability
OPPO Reno12 F 5G will be available in nationwide in Amber Orange, Olive Green from 13 August 2024. The 8/12GB RAM + 256/512GB ROM model will be available in both colors.