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Anker 621 Magnetic Battery vs Nitecore NB20000 Gen 3: Comparison
Anker 621 Magnetic Battery and Nitecore NB20000 Gen 3 separate most on capacity: Anker 621 Magnetic Battery at 5000 mAh, Nitecore NB20000 Gen 3 at 20000 mAh, 75% in favour of Nitecore NB20000 Gen 3. USB-C Ports splits them by another 50%, again favouring Nitecore NB20000 Gen 3. They match on ac outlet, built-in cable and laptop charging 60w+.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Brand | Anker | Nitecore |
| AC Outlet | false | false |
| Built-in Cable | No | No |
| Weight | 129 | 291 |
| Capacity | 5000 mAh-75% | 20000 mAh |
| Max Single-Port Output | 12W (USB-C, 5V/2.4A) | 22.5 W |
| Total Output | 12W Max | 15 W |
| Laptop Charging 60W+ | No | No |
| Ports | 1x USB-C, Magnetic Wireless | 2x USB-C (IN1/OUT1, IN2/OUT2), USB-C to USB-A adapter included |
| USB-C Ports | 1-50% | 2 |
| Recharge Input | 12W (USB-C 5V/2.4A) | 18 W |
| Dimensions | 4.13 x 2.62 x 0.45 in | 118.0 x 69.0 x 21.5mm |
Price comparison
| Retailer | Anker 621 Magnetic Battery | Nitecore NB20000 Gen 3 |
|---|---|---|
| Anker.com | View on Anker.com | |
| Nitecore | View on Nitecore |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
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