Comparing BLUETTI AC500 and AC300: Evaluating Portable Power Stations for Your Energy Needs

As the demand for reliable, environmentally-friendly energy solutions surges, portable power stations have emerged as essential tools in situations where conventional power sources are inaccessible or unavailable, such as remote locations or natural disasters. Advancements in technology have driven the development of these portable power stations, making them more efficient, powerful, and versatile to cater to the growing need for dependable energy alternatives.

In this article, we will delve into the BLUETTI AC500 and AC300 power stations, highlighting their distinctions and exploring their suitability for different applications.

Comparison of AC300 & AC500

The AC500 is an enhanced version of the well-regarded AC300, featuring superior power capacity and scalability. The AC300 delivers a continuous output power of 3,000W, while the AC500 steps up to 5,000W. In addition, the AC300 can be combined with up to four B300 battery packs for a total capacity of 12,288Wh, while the AC500 can accommodate up to six B300S battery packs for a maximum capacity of 18,432Wh or four B300 packs for 12,288Wh.

Both models boast Split Phase Bonding for 120V markets and can be connected to a home distribution panel for up to 240V and 10,000W of power. This makes them ideal for handling heavy loads and serving as backup power sources during emergencies.

Fast Charging

The AC500 outpaces the AC300 in terms of charging speed, with a maximum input rate of 8,000W compared to the AC300’s 5,400W. This enables the AC500 system to charge from 0 to 80% in a mere 40 minutes, ranking it among the fastest charging portable power stations on the market.

Solar Energy

Both models are engineered for solar power compatibility, with the AC300 supporting a maximum solar input of 2,400W and the AC500 accommodating up to 3,000W. This enables users to tap into clean, renewable solar energy, even in remote areas lacking traditional power sources.

Upgrading Battery Packs

Although the B300 and B300S battery packs share the same capacity, the B300S has been upgraded with a maximum solar input of 500W and a smart self-heating feature. These enhancements improve low-temperature discharging performance and prolong battery life, making the B300S an ideal choice for those requiring dependable power storage in colder climates.

Compatibility and Upgrading Options

The AC500 is compatible with both B300 and B300S battery packs, allowing current B300 users to upgrade their power system by purchasing the AC500 head unit rather than replacing the entire system. This presents a cost-effective and convenient solution for users seeking to boost their power capacity.

Choosing Between AC300 and AC500: Which is the better choice?

The AC300 remains a practical choice for users who do not necessitate high performance and prefer a more budget-conscious solution. However, the AC500 boasts greater power capacity, quicker charging, and enhanced performance in cold climates, making it a more suitable choice for those with specific needs or demands. Ultimately, the decision between the two models will hinge on the user’s unique needs and preferences.


BLUETTI has been committed to promoting sustainability and green energy solutions since its inception. By offering eco-friendly energy storage solutions for both indoor and outdoor use, BLUETTI aims to provide exceptional experiences for our homes while also contributing to a sustainable future for our planet. This commitment to sustainable energy has helped BLUETTI expand its reach to over 70 countries and gain the trust of millions of customers worldwide.

For more information about AC300 and AC500, please visit BLUETTI online at https://bluettipower.co.uk/