There is no definitive answer to this question as it depends on a number of factors, such as what type of bikepacking you are doing, how long you will be out for and what devices you need to power. However, we have compiled a list of some of the best power banks for bikepacking based on our own experience and research. First up is the Anker PowerCore 10000. This small but mighty power bank packs a punch with its 10000mAh capacity, meaning it can charge most phones at least three times over. It also features quick charging technology, so you can get your devices back up and running in no time at all. Plus, it comes with a handy carrying case so you can keep everything organised while on the go. If you need something with a bit more oomph, then check out the Jackery Titan S333 Portable Solar Generator. This bad boy has a huge 3300mAh capacity and comes with its own solar panel so you can recharge it while on the move. It also features AC and DC outputs, so you can charge multiple devices at once or even run mini appliances off it in an emergency situation. Finally, we've got the Goal Zero Yeti 400 Portable Power Station. This one is perfect for longer bikepacking trips as it has a whopping 400Wh battery capacity. That's enough to keep most phones charged for days or even run small items like lights and portable speakers for hours on end. It's also super lightweight and rugged, so it can take whatever punishment your adventure throws its way. So there you have it – our pick of the best power banks for bikepacking based on performance, capacity and versatility. No matter what your needs are, one of these options should be able to meet them while helping you enjoy your time out on the open road that much more!