Hardware

Published on October 1st, 2025 | by Andrew Paul

Anker 737 Power Bank Review (PowerCore 24K)

Anker 737 Power Bank Review (PowerCore 24K) Andrew Paul
Score

Summary: Anker 737 Power Bank provides powerful charging on the go!

4.7

Go charging!


The Anker 737 Power Bank (PowerCore 24K) and is one of Anker’s flagship portable charging solutions designed for users who need serious power on the go. With a capacity of 24,000mAh (86.4Wh), it sits at the upper limit of what airlines allow in carry-on luggage, making it an idea choice for frequent travelers who want to keep laptops, tablets and phones running during long trips or kids for those long car trips. Its build quality is solid and slightly chunky at around 630 grams who is heavy and roughly the size of a small drink can (6.13 × 2.15 × 1.95 in / 155.7 × 54.6 × 49.5 mm), which makes it portable enough to slip into a backpack though not something you would casually carry in a pocket.

One of the standout features of the Anker 737 is its charging performance – It supports up to 140W output through Power Delivery 3.1, which is powerful enough to charge high-end laptops like the MacBook Pro at full speed. The two USB-C ports are capable of delivering 140W and 100W respectively, while the USB-A port provides up to 18W for smaller devices. This flexibility means you can charge a laptop, a phone and a pair of earbuds simultaneously without compromising too much on speed. The power bank itself also recharges quickly thanks to its 140W capabilities that charge to full capacity in under an hour (52-mins to be precise), while a 100W charger will take closer to an hour and a half that makes it perfect for in-between flights or meetings.

Gallery

The smart digital display is another highlight as the Anker 737 features a color screen that provides detailed real-time information. It shows remaining battery percentage, input and output wattage, estimated time to full recharge and even battery health metrics. This level of transparency is particularly useful when managing multiple devices or when you want to know exactly how efficiently your laptop is drawing power. It also includes a low-current charging mode for accessories like earbuds or smartwatches, which can be activated with a double press of the power button.

In terms of efficiency, the Anker 737 performs well across different loads and at a 140W output, it delivers around 85 percent of its rated capacity, which is strong for a high-wattage power bank. At more common outputs like 100W or 20W for phones, efficiency rises closer to 89 percent. Heat management is handled reasonably well, though the unit does get warm under sustained heavy loads, which is expected given the power levels involved. The use of high-quality 21700 cells and Anker’s ActiveShield 2.0 monitoring system helps maintain long-term battery health,

As for cost in Australia, the Anker 737 Power Bank is available through Anker’s official store and major retailers such as Amazon Australia and Big W for around $139AUD. Considering its premium build, high output and advanced display, this positions it at the higher end of the portable charger market, though still competitive given its capabilities.

Final Thoughts?

In conclusion, the Anker 737 Power Bank (PowerCore 24K) is a powerhouse designed for users who need more than just a phone top-up. Its combination of 140W charging, rapid self-recharge and a detailed digital display makes it one of the most capable portable chargers available today. While it is heavier and more expensive than smaller banks, its ability to keep laptops and multiple devices running smoothly justifies the investment. For professionals, travelers and anyone who relies on their tech throughout the day, it offers a level of performance and transparency that few competitors can match.

Brilliant!


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