If you are heading out for a weekend of camping, you don't need a 50lb battery. You need something that can charge your laptop, run a portable fan, and keep your phones alive for 48 hours.
The Jackery Explorer 500 has been the king of this category for years, but the Anker 535 has recently challenged the throne. At PrismoPicks, we analyzed the internal battery chemistry and durability to see which one truly belongs in your trunk.
1. The Battery Fight: Longevity vs. Tradition
This is the biggest difference between the two units.
- Anker 535 (LiFePO4): Uses Lithium Iron Phosphate. It is rated for 3,000+ cycles. This means you can use it every single day for nearly 10 years before the battery begins to fade.
- Jackery 500 (NCM): Uses older Lithium-ion technology. It is rated for about 500 cycles. While it is a reliable brand, it simply won't last as many years as the Anker.
2. Ports and Connectivity
Modern campers have USB-C devices (MacBooks, iPhones, etc.).
- Anker 535: Features a dedicated 60W USB-C PD port. This is fast enough to charge a laptop directly without needing a bulky wall adapter. It also has 4 USB-A ports and a display that shows exactly how much time is left.
- Jackery 500: It is a "classic" design, which means it lacks a USB-C port. To charge a laptop, you have to use the AC outlet, which is less efficient and drains the battery faster.
3. Portability and Weight
This is where Jackery fights back.
- Jackery 500: Weighs about 13.3 lbs. It has the famous "solid handle" design that makes it very easy to grab and move.
- Anker 535: Weighs about 16.5 lbs. It is slightly heavier due to the more durable LiFePO4 battery cells and drop-proof construction.
4. Durability: The "Drop" Factor
Anker markets the 535 as a "Drop-Proof" unit with a reinforced structural design. If you are someone who is rough on your gear or travels in a messy van, the Anker feels like a tank. The Jackery is sturdy, but it’s made of standard hard plastic.
The PrismoPicks Verdict
- Buy the Anker 535 if: You want the best value for your money. It lasts 6 times longer, charges modern devices faster via USB-C, and is built like a piece of industrial equipment. This is our top pick for 2026.
- Buy the Jackery 500 if: You find it on a massive discount or if every single pound of weight matters for your kit. It’s a proven, simple machine, but it is starting to show its age.