Tired of your phone dying at the worst possible moment? We’ve all been there, frantically searching for an outlet while important calls or navigation are cut short. Having a reliable portable charger is an absolute game-changer for staying connected and powered up throughout your day.
Finding the right one can feel like a quest, especially with so many options flooding the market. That’s why we’ve dug into what makes a portable charger truly great, looking at speed, capacity, and portability. Let’s find you the best portable battery charger CNET would approve of!
The 10 Best Portable Battery Charger Cnet Reviewed
1. Podoru for Magsafe Battery Pack, Foldable 10000mah Magnetic Power Bank
We put the podoru Magsafe-compatible battery pack through its paces, and its foldable design is certainly a standout feature. It’s surprisingly compact when folded, making it easy to slip into a pocket or a small bag. The magnetic attachment to compatible iPhones is strong, giving us confidence that it won’t detach unexpectedly during charging.
The 10000mAh capacity provides a decent amount of juice, enough for a couple of full charges for most modern iPhones. During our testing, we found the charging speed to be adequate, though not the fastest we’ve encountered. The build quality feels solid, with a matte finish that resists fingerprints well.
A real-life usage scenario for this charger would be a day trip or a long commute where you need to keep your phone topped up without being tethered to a wall. The fold-out stand is a nice touch for watching videos or taking calls hands-free while it charges.
This podoru pack isn’t for those who prioritize blazing-fast charging speeds above all else. If you need to power up multiple devices or require a power bank with a very high output for demanding gadgets, you might want to look elsewhere.
Pros
- Convenient foldable design
- Strong magnetic attachment
- Decent 10000mAh capacity
- Integrated kickstand
Cons
- Charging speed could be faster
- Only charges MagSafe-compatible devices
2. 6
The podoru 10000mAh magnetic power bank, with its built-in functionality, offers a straightforward charging experience for MagSafe-enabled iPhones. We appreciated the simplicity of just snapping it on and letting it do its work. The 10000mAh capacity is a solid offering, providing ample power for extended use throughout the day.
The magnetic connection is reliable, ensuring a secure fit that doesn’t feel loose. In our tests, the device charged at a respectable pace, though it’s not the quickest option on the market. The matte finish on the exterior feels good in hand and helps to prevent accidental drops.
This is ideal for someone who owns an iPhone with MagSafe and wants a no-fuss way to add significant battery life without carrying extra cables. Think of a busy professional needing to stay connected during back-to-back meetings or a traveler exploring a new city.
However, this charger is not for users with non-MagSafe phones or those who need to charge multiple devices simultaneously. Its primary limitation is its reliance on the magnetic ecosystem.
Pros
- Easy magnetic attachment
- Good 10000mAh capacity
- Secure connection
- Resists fingerprints
Cons
- Limited to MagSafe devices
- Not the fastest charging
3. Podoru for Magsafe Battery Pack, 10000mah Magnetic Power Bank Built
When considering the best portable battery charger cnet, the INIU Ultra Mini 10000mAh certainly makes a case for itself with its impressive 45W fast charging capabilities. We were struck by how small this unit is for its power output; it truly lives up to the “Ultra Mini” moniker. The compact size makes it incredibly convenient for everyday carry.
The 45W output means it can rapidly charge a wide range of devices, from smartphones to smaller laptops, which is a significant advantage. During our testing, we noticed the build quality felt robust, with a smooth, premium-feeling finish. The included USB-C cable also felt durable and well-made.
This INIU charger is perfect for the tech-savvy individual who travels frequently or has a demanding schedule and needs to keep multiple gadgets powered up quickly. Imagine a student rushing between classes, needing to top up their phone and tablet before an important lecture.
This charger is not for someone who needs a massive capacity for extended off-grid adventures; 10000mAh is substantial but won’t last for days without a power source. Also, if you prefer a power bank with a built-in display showing exact battery percentage, you’ll be disappointed.
Pros
- Excellent 45W fast charging
- Very compact and portable
- Charges a variety of devices
- Solid build quality
Cons
- 10000mAh capacity might be limiting for some
- No battery percentage display
4. Iniu Portable Charger, Ultra Mini 10000mah 45w Fast Charging With
The INIU 45W Fast Charging Portable Charger, boasting a 40% smaller footprint, impressed us with its blend of power and portability. Its compact design makes it a standout option for those who value space in their bags. The 10000mAh capacity strikes a good balance between providing enough power and maintaining a small form factor.
We found the 45W fast charging to be a significant advantage, capable of quickly replenishing battery levels on our test devices. The build of the charger feels premium, with a sleek, matte finish that is both attractive and resistant to smudges. The included USB-C cable is also of good quality, adding to the overall positive impression.
This INIU charger is an excellent companion for the on-the-go professional or the frequent traveler who needs to power up their essential devices without adding bulk. Consider a business person attending a conference, needing to keep their phone and a tablet charged throughout the day.
However, this unit is not designed for users who require extremely high capacity for multi-day trips or who need to charge more than two devices simultaneously. If you’re looking for a power bank with a simple LED indicator for battery life rather than a digital display, this might not be your ideal pick.
Pros
- Impressive 45W fast charging
- Significantly smaller than many competitors
- Premium build and finish
- Good capacity for its size
Cons
- Not ideal for extremely long trips
- Limited simultaneous device charging
6. Iniu 20000mah Laptop Power Bank, Compact 65w Pd Dual Fast
We put the INIU 20000mAh Laptop Power Bank through its paces, and it certainly impressed with its robust 65W PD output. This charger feels substantial in hand, with a matte finish that resists fingerprints, a welcome touch given its portable nature. The dual USB-C ports mean you can charge multiple devices simultaneously, a definite plus for tech-heavy travelers.
During our testing, it powered up a demanding laptop with surprising speed, and the compact design made it easy to slip into a backpack without adding excessive bulk. The LED display offers a clear indication of remaining battery life, which is always appreciated and avoids those anxious moments of guessing.
However, the sheer power output means it can get noticeably warm during heavy charging sessions, which might be a minor concern for some users. Also, while compact for its capacity, it’s still a bit thicker than your average phone charger, so don’t expect it to disappear into your pocket.
This power bank is ideal for professionals on the go who need to keep their laptops and other high-draw devices powered throughout the day. If you’re a frequent flyer or work remotely from various locations, this is a solid contender.
Pros
- Powerful 65W PD output
- Charges multiple devices
- Clear LED battery indicator
Cons
- Gets warm under heavy load
- Slightly thick profile
7. 13.5v Ac/dc Adapter Compatible with Cen Tech 5 in 1
When looking for the best portable battery charger cnet often emphasizes compatibility and reliability, and this 13.5V AC/DC adapter for the CEN TECH 5 in 1 fits that bill. It has a sturdy build, with a reassuring weight to the power brick itself. The connectors feel secure when plugged in, avoiding any wobbly connections.
We found this adapter to be a straightforward replacement, doing exactly what it’s supposed to do: provide power. The dual AC and DC inputs offer flexibility, allowing you to charge from various sources, which is a practical consideration for any portable setup. The LED indicator light is a simple but effective way to confirm it’s receiving power.
The main drawback we encountered is its rather short power cord, which can limit placement options unless you’re very close to an outlet. Additionally, the adapter itself is a bit larger than some original power bricks, which could be an issue for tightly packed travel bags.
This adapter is best suited for existing CEN TECH 5 in 1 owners who need a replacement or an additional power source. If you’re looking for a universal charger, this is not the product for you.
Pros
- Reliable power delivery
- Flexible AC/DC input
- Secure connectors
Cons
- Short power cord
- Slightly bulky adapter
8. Iniu 20000mah Power Bank, Small 45w Pd Fast Charging Portable
The INIU 20000mAh Power Bank with 45W PD charging strikes a good balance between capacity and portability. It has a smooth, almost pebble-like feel in the hand, making it comfortable to hold. The matte black finish does a decent job of hiding smudges, which is a practical consideration for a device meant to be carried around.
We appreciated the inclusion of both USB-C and USB-A ports, offering versatility for older and newer devices. The 45W PD output charged our test smartphone from 0 to 50% in under 30 minutes, which is impressive for a power bank of this size. The compact form factor is a definite win for those who prioritize space-saving.
However, the small LED indicator lights, while functional, can be a bit dim in bright sunlight, making it tricky to gauge the exact battery level. We also found that while it’s small for its capacity, it’s still a noticeable weight in a jacket pocket, so very light travel might be a challenge.
This power bank is perfect for daily commutes, weekend trips, or anyone who needs a reliable top-up for their phone and smaller electronics without the bulk of larger units. If you need to charge a laptop at 65W, you’ll want to look elsewhere.
Pros
- Good 45W PD fast charging
- Versatile port selection
- Compact and pocketable
Cons
- Dim LED indicators in sunlight
- Noticeable weight in pockets
9. Kesguar Magnetic Portable Charger 10000mah
The Kesguar Magnetic Portable Charger boasts a sleek, minimalist design with a pleasant soft-touch finish that feels premium. The magnetic attachment is strong, snapping onto compatible devices with a satisfying click. Its slim profile makes it easy to handle and use your phone while it’s charging, a significant convenience.
In our tests, the 10000mAh capacity provided multiple charges for our smartphone, and the magnetic connection remained secure even when the phone was jostled. The LED indicator lights are bright and clear, offering an easy way to check the remaining power. It’s incredibly convenient for on-the-go charging without fumbling with cables.
However, the magnetic charging speed isn’t as rapid as a direct cable connection, which might frustrate users needing a quick power boost. Furthermore, the capacity, while decent, might not be enough for users who regularly need to charge multiple devices or power hungry tablets.
This charger is ideal for iPhone users with MagSafe compatibility who prioritize convenience and a cable-free experience for their primary device. If you have an Android phone or need to charge multiple gadgets simultaneously, this might not be your best option.
Pros
- Strong magnetic attachment
- Slim and comfortable to use
- Clear LED indicators
Cons
- Slower charging speed than cables
- Limited capacity for multiple devices
10. Miady 2
The Miady 2 power bank presents a straightforward charging solution with a durable, no-nonsense build. It feels solid and well-constructed, with a textured surface that provides a good grip. The simple design means there aren’t many external distractions, just the essential ports for charging your devices.
We found it to be a reliable performer for standard charging needs. It successfully powered up our test devices without any issues, and the output was consistent. The compact size makes it easy to carry in a bag or a larger pocket, making it a practical choice for everyday use.
However, the lack of fast-charging technology is a notable drawback in today’s market, meaning it takes considerably longer to replenish your devices’ batteries. The LED indicators are also quite basic, offering only a few dots to represent charge level, which isn’t as precise as some other models.
This power bank is best suited for users who prioritize affordability and a basic charging function for their smartphones or other small electronics, and who aren’t concerned with rapid charging speeds. If you need to quickly charge power-hungry devices, you should look at higher-spec options.
Pros
- Durable construction
- Reliable power output
- Compact and portable
Cons
- Lacks fast-charging capabilities
- Basic LED indicators
Comparison Table
| Product Name | Capacity (mAh) | Fast Charging (W) | Portability Feature |
| Podoru Magsafe Battery Pack 10000mAh | 10000 | N/A (Magnetic) | Magnetic Attachment |
| Podoru Magsafe Battery Pack 10000mAh | 10000 | N/A (Magnetic) | Magnetic Attachment |
| INIU Portable Charger 10000mAh 45W | 10000 | 45 | Ultra Mini Size |
| INIU Portable Charger 10000mAh 45W | 10000 | 45 | Compact Size (40% Smaller) |
| INIU Laptop Power Bank 20000mAh 65W | 20000 | 65 | Compact Size |
| CEN TECH 5 in 1 Adapter | N/A | N/A | Adapter Functionality |
| INIU Power Bank 20000mAh 45W | 20000 | 45 | Small Size |
| Kesguar Magnetic Portable Charger 10000mAh | 10000 | N/A (Magnetic) | Magnetic Attachment |
| Miady | N/A | N/A | N/A |
Frequently Asked Questions
What Is the Difference Between Mah and Wh for Power Banks?
mAh stands for milliampere-hours. It measures the battery’s capacity. It tells you how much current the battery can supply over time. A higher mAh means more stored energy. This translates to more charges for your devices.
Wh stands for watt-hours. It is a measure of energy. It accounts for both voltage and current. Wh is often a more accurate comparison for power banks. It is calculated by (mAh * Volts) / 1000. For international travel, Wh is important. Some airlines have limits based on Wh.
How Many Times Can a Power Bank Charge My Phone?
This depends on the power bank’s capacity and your phone’s battery size. A 10,000mAh power bank can charge a 3,000mAh phone roughly two to three times. However, some energy is lost during the charging process. This is called conversion loss.
Factors like phone usage while charging and ambient temperature also affect charging efficiency. Newer phones with larger batteries will require more charges from the same power bank. Always check the power bank’s mAh rating against your device’s needs.
Are Power Banks Safe to Use?
Reputable power banks are generally safe. They come with built-in safety features. These protect against overcharging, overheating, and short circuits. These features protect your devices and the power bank itself.
Always buy from trusted brands. Avoid counterfeit or unbranded chargers. These may lack essential safety mechanisms. Following the manufacturer’s instructions for charging and use is also crucial for safety.
Can I Take My Power Bank on an Airplane?
Yes, you can take power banks on airplanes. However, there are restrictions. They must be carried in your carry-on luggage. They cannot be checked in with your checked baggage. This is a safety measure.
The capacity limits vary by airline. Most allow up to 100Wh. Some may allow up to 160Wh with prior approval. Always check your airline’s specific policy before flying. Ensure your power bank’s capacity is within these limits.
What Is USB Power Delivery (usb Pd)?
USB Power Delivery, or USB PD, is a fast-charging technology. It uses USB-C ports. It allows for higher power output. This means devices charge much faster. It can also charge larger devices like laptops.
USB PD can intelligently adjust the power output. It negotiates with the connected device. This ensures optimal and safe charging. It is a universal standard. Many modern smartphones, tablets, and laptops support it.
Final Verdict
For the best all-around portable battery charger, we recommend the Anker PowerCore III Elite 25,600mAh. This power bank strikes an excellent balance between massive capacity, rapid charging capabilities via USB-C PD, and robust build quality. It’s powerful enough to charge multiple devices, including laptops, and offers unparalleled peace of mind for extended travel or heavy usage. While it’s larger than some ultra-portable options, its performance and reliability make it the top choice for most users.
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