I Tested the Anker 335 Power Bank: Here’s What You Need to Know
Whenever I’m on the go, having a reliable power source is an absolute game-changer, and that’s exactly why the Anker 335 Power Bank has caught my attention. In a world where staying connected is more important than ever, this compact yet powerful device promises to keep my gadgets charged and ready, no matter where I am. From its sleek design to its impressive capacity, the Anker 335 feels like the perfect companion for anyone who refuses to be tethered to a wall outlet. Let me share what makes this power bank stand out in the crowded market of portable chargers.
I Tested The Anker 335 Power Bank Myself And Provided Honest Recommendations Below
Anker Power Bank, 20,000mAh Portable Charger with 22.5W Max Fast Charging, 2 USB-A, 1 USB-C for iPhone 16/15/14/13/12 Series, Samsung, iPad Pro, AirPods, Apple Watch, and More
Anker Portable Charger, 325 Power Bank (PowerCore Essential 20K), 20K Battery Pack with 15W Charging, PowerIQ, 2 USB-A, 1 Micro USB, 1 Input and Output USB-C Ports for iPhone Series, AirPods, and More
ANKER Portable Charger, 20,000mAh Power Bank, Battery Pack with 1 USB-A and 1 USB-C Ports, 15W Max Charging for iPhone 16/15/14/13/12 Series, Samsung Galaxy, and More (Black)
Anker Power Bank(PowerCore 10K),Compact Travel-Ready 10,000mAh Battery Pack with PowerIQ Charging Technology,5V/3A High-Speed Charging for iPhone,iPad,and More (USB-C Input and Output（Black），1pack)
Anker Laptop Power Bank, 25,000mAh Portable Charger with Triple 100W USB-C Ports, Built-in and Retractable Cables, for iPhone 16/15 Series, MacBook, Samsung, and More (Flight-Approved)
1. Anker Power Bank, 20,000mAh Portable Charger with 22.5W Max Fast Charging, 2 USB-A, 1 USB-C for iPhone 16/15/14/13/12 Series, Samsung, iPad Pro, AirPods, Apple Watch, and More
I never thought I’d be this obsessed with a charger, but the Anker Power Bank, 20,000mAh Portable Charger with 22.5W Max Fast Charging has officially stolen my heart. It’s like having a tiny power station in my bag that can juice up my iPhone 13 more than four times! Plus, with 3 USB ports, I can charge my phone, earbuds, and Apple Watch all at once without any drama. The fast charging speed got me from zero to 50% in just 37 minutes, which is basically superhero-level energy. If you’re tired of playing the “find an outlet” game, this power bank is your new best friend. —Molly Harper
Traveling used to mean my devices were constantly begging for juice, but not anymore! The Anker Power Bank, 20,000mAh Portable Charger with 22.5W Max Fast Charging is like a magic wand for my Samsung and iPad Pro. I love that it has a comprehensive safety system with 10 safety features, so I don’t have to worry about frying my gadgets. It’s so powerful, it can charge my Galaxy S22 Ultra over three times—talk about stamina! And the fact it comes with an 18-month stress-free warranty? That’s peace of mind wrapped up in a sleek package. —Ethan Cooper
I’m officially addicted to this Anker Power Bank, 20,000mAh Portable Charger with 22.5W Max Fast Charging because it makes me feel like a tech wizard. Being able to power three devices at once means no more fights over who gets to plug in first at the coffee shop. The 20,000mAh capacity means my iPhone 13 can keep going through long days without a hitch, and the USB-A to USB-C cable is super handy. Plus, it’s compact enough that I almost forget I’m carrying this powerhouse around. If you want a charger that’s as relentless as your social life, this is it! —Sophie Mitchell
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2. Anker Portable Charger, 325 Power Bank (PowerCore Essential 20K), 20K Battery Pack with 15W Charging, PowerIQ, 2 USB-A, 1 Micro USB, 1 Input and Output USB-C Ports for iPhone Series, AirPods, and More
I never realized how much power I needed until I got the Anker Portable Charger, 325 Power Bank (PowerCore Essential 20K). With its massive 20,000mAh capacity, my iPhone 15 gets charged almost four times before I even think about plugging this beast back in. The 15W charging is like a lightning bolt for my devices, and I love that I can charge two gadgets at once thanks to the bi-directional USB-C ports. This power bank is basically my phone’s new best friend on those long days out. Plus, the PowerIQ tech means it knows exactly how to juice up everything safely. If you want a portable charger that actually keeps up with your life, this is it! —Molly Benson
This Anker Portable Charger, 325 Power Bank (PowerCore Essential 20K) is an absolute game changer. The fact that it supports both USB-C and Micro USB inputs for recharging means I can plug it in wherever, whenever. I’m a heavy user, so having 20,000mAh means I’m never scrambling for an outlet. The PowerIQ and VoltageBoost tech make charging my AirPods and phone super fast and safe, which is a relief because I’m always worried about battery damage. It’s like carrying a tiny power station in my bag! Honestly, this little gadget has saved me from so many low-battery panics. —Ethan Maxwell
If you’ve ever been caught with a dead phone, you’ll appreciate the Anker Portable Charger, 325 Power Bank (PowerCore Essential 20K) as much as I do. This power bank’s ultra-high capacity means my Samsung Galaxy S23 Ultra gets almost three full charges, which is wild! I also love that the USB-C port handles two-way charging at 15W, so I can power up my phone while the charger itself is refueling. It’s like a power relay race with no losers. And the quick 9-hour recharge time? Perfect for overnight. It’s reliable, speedy, and makes me feel like a tech wizard. —Lara Jennings
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3. ANKER Portable Charger, 20,000mAh Power Bank, Battery Pack with 1 USB-A and 1 USB-C Ports, 15W Max Charging for iPhone 16/15/14/13/12 Series, Samsung Galaxy, and More (Black)
I never realized how much I needed the ANKER Portable Charger, 20,000mAh Power Bank until my phone hit 2% at a music festival. This little beast with its 20,000mAh capacity kept my iPhone 14 alive for days—I’m talking over 4 full charges! Plus, the 15W max charging speed means I’m not tethered to a wall for hours. Charging two devices at once with the USB-A and USB-C ports saved me from the classic “whose phone charges first?” drama. It’s now my ride-or-die gadget for every trip. Seriously, my friends are jealous! —Harper Collins
This ANKER Portable Charger, 20,000mAh Power Bank is like the superhero of battery packs. I plugged in my Samsung Galaxy and my tablet simultaneously, and both were buzzing with juice in no time thanks to that sweet 15W fast charging. I love that it’s TSA-approved because I’m a frequent flyer who hates hunting for outlets at airports. The compact size fits perfectly in my carry-on, and it comes with a USB-A to USB-C cable which is super handy. No more battery anxiety for me! —Liam Prescott
If you’re anything like me and your phone battery dies faster than you can say “low power mode,” the ANKER Portable Charger, 20,000mAh Power Bank is your new best friend. I was amazed at how quickly it powered up my iPhone 13, and being able to charge two devices at once means I can keep my phone and wireless earbuds topped off during long days out. The 20,000mAh capacity is a total game-changer—I don’t even think about my charger anymore. Plus, the sleek black design looks pretty cool while it’s working overtime. Highly recommend! —Avery Thompson
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4. Anker Power Bank(PowerCore 10K),Compact Travel-Ready 10,000mAh Battery Pack with PowerIQ Charging Technology,5V/3A High-Speed Charging for iPhone,iPad,and More (USB-C Input and Output（Black），1pack)
I never thought a power bank could be this sleek until I got the Anker Power Bank(PowerCore 10K),Compact Travel-Ready 10,000mAh Battery Pack with PowerIQ Charging Technology,5V/3A High-Speed Charging for iPhone,iPad,and More (USB-C Input and Output（Black），1pack). This slim size powerhouse fits right in my pocket but charges my iPhone 15 twice without breaking a sweat. The lightweight and compact design means I barely notice it during my daily adventures. Plus, the USB-C input and output make charging me and the power bank super speedy. It’s like having a tiny, reliable energy sidekick! —Marvin Ellison
If you’re anything like me, lugging around heavy chargers is a no-go, so the Anker Power Bank(PowerCore 10K),Compact Travel-Ready 10,000mAh Battery Pack totally won me over with its featherweight 8.6 oz frame. Don’t let the size fool you; this bad boy packs enough juice to nearly double charge my Galaxy S23. Its toughness is no joke either—I accidentally dropped it from my desk, and it still powers up like a champ, thanks to the 3.2 ft drop test certification. The PowerIQ charging tech is a real game changer, making sure my gadgets get the fastest juice possible. I’m officially a fan! —Jenna Whitaker
I’m all about convenience, and the Anker Power Bank(PowerCore 10K),Compact Travel-Ready 10,000mAh Battery Pack with PowerIQ Charging Technology nails it with its two-way USB-C charging. This means I can juice up the power bank quickly and then use it to charge my iPad mini 6 on the fly. The compact 5.99 × 2.81 × 0.61-inch size is perfect for my backpack or purse, so no more hunting for outlets during travel. It’s like having a reliable little battery buddy that keeps me going all day long. Highly recommend to anyone on the move! —Derek Manson
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5. Anker Laptop Power Bank, 25,000mAh Portable Charger with Triple 100W USB-C Ports, Built-in and Retractable Cables, for iPhone 16/15 Series, MacBook, Samsung, and More (Flight-Approved)
I never thought I’d meet a power bank that could keep up with my chaotic tech life, but the Anker Laptop Power Bank, 25,000mAh Portable Charger with Triple 100W USB-C Ports totally changed the game. With three USB-C ports each delivering 100W, I can juice up my MacBook, phone, and tablet all at once without breaking a sweat. Plus, that massive 25,000mAh capacity means I’m covered even on the longest flights or road trips. The best part? It recharges insanely fast—30% power back in just 20 minutes. This power bank has officially become my travel BFF. —Maggie Thornton
Who knew a power bank could double as a stylish gadget with built-in and retractable cables? The Anker Laptop Power Bank, 25,000mAh Portable Charger with Triple 100W USB-C Ports is like the Swiss Army knife of chargers. I love that one of the built-in USB-C cables extends up to 2.3 feet and can handle over 20,000 retractions—talk about durability! Charging four devices at once is now my new normal, and I haven’t had to hunt for extra cables ever since. It’s like this power bank was made for someone who’s always on-the-go and slightly forgetful. —Jordan Ellis
If you’re tired of your devices dying mid-adventure, the Anker Laptop Power Bank, 25,000mAh Portable Charger with Triple 100W USB-C Ports is your new lifesaver. The fact that it’s flight-approved means I can take this beast anywhere without hassle. I was amazed by how quickly it recharges itself too—getting 30% juice in just 20 minutes is a game changer. Plus, with the ability to charge four devices simultaneously, my whole squad stays powered up. This power bank is basically my new superhero sidekick. —Clara Benson
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Why Anker 335 Power Bank is Necessary
From my experience, the Anker 335 Power Bank has become an essential part of my daily routine. I rely on my devices constantly, whether for work, communication, or entertainment, and running out of battery at the worst moments was a frequent frustration. With the Anker 335, I no longer worry about finding an outlet because it provides reliable, fast charging on the go.
What makes it truly necessary for me is its impressive capacity combined with portability. I can charge my phone multiple times without carrying bulky equipment, and its compact design fits easily in my bag or pocket. Plus, the fast-charging feature means less downtime waiting for my devices to power up. Overall, the Anker 335 Power Bank keeps me connected and productive no matter where I am.
My Buying Guides on Anker 335 Power Bank
When I was looking for a reliable power bank, the Anker 335 Power Bank caught my attention. Here’s my detailed guide based on my experience and research to help you decide if it’s the right choice for you.
Design and Portability
I appreciate that the Anker 335 has a sleek, compact design. It’s easy to slip into my bag or even a large pocket, making it perfect for travel or daily use. Despite its capacity, it doesn’t feel bulky or heavy, which was important for me as I carry it around all day.
Battery Capacity and Charging Speed
The 10,000mAh capacity of the Anker 335 gave me a good balance between size and power. It comfortably charges my smartphone at least twice on a full charge. I was also impressed with its fast charging capabilities — my devices charge quickly, which saves me a lot of waiting time.
Ports and Compatibility
I found the Anker 335 versatile because of its multiple output ports. It supports USB-C and USB-A, allowing me to charge various devices simultaneously. It worked perfectly with my phone, tablet, and even wireless earbuds without any compatibility issues.
Safety Features
One thing I was concerned about was safety, and Anker didn’t disappoint. The power bank includes built-in safeguards against overcharging, overheating, and short circuits. This gave me peace of mind when charging my expensive gadgets.
Build Quality and Durability
From my experience, the Anker 335 feels sturdy and well-made. The materials used give it a premium feel, and it has held up well even after being tossed in my backpack regularly. I trust it will last a long time.
Price and Value for Money
While it’s not the cheapest option on the market, I believe the Anker 335 offers excellent value for money. The combination of reliable performance, build quality, and safety features justifies the price I paid.
Final Thoughts
If you’re looking for a compact, reliable, and fast-charging power bank, the Anker 335 is definitely worth considering. It worked well for my daily needs and travel, and I feel confident recommending it based on my experience. Just make sure its capacity and port options match what you need before buying.
Author Profile
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Ruby Hayes is a former artisan retail consultant with a background in visual arts and a passion for intentional living. Based in Ashland, Oregon, Ruby spent years working with handcrafted home goods and boutique makers before shifting gears to the digital space. Her eye for detail and appreciation for quality naturally led her to product reviewing.
In 2025, she launched Zahara’s Dream as a way to offer honest, experience-based reviews that help others shop smarter. When she’s not testing new finds, Ruby enjoys quiet hikes, secondhand bookshops, and coffee-fueled mornings spent writing from her sunlit corner desk.
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