EcoFlow's DELTA 3 1500 Crowned Best Portable Power Supply in 2025

EcoFlow’s DELTA 3 1500 Earns Top Spot in Portable Power Rankings

EcoFlow Technology Japan Corp. has announced that its flagship product, the DELTA 3 1500 portable power station, has clinched the top rank in the "mybest" website’s comparison of portable power supplies for May 2025. This recognition highlights EcoFlow's commitment to innovative and efficient solutions in clean energy technology.

What Is mybest?

Mybest is a product comparison platform that specializes in rigorous evaluations, aiming to help consumers find the best products based on real user experiences. Experts rigorously test various products and compile comparative rankings that serve as guidance for consumers wanting to make informed decisions.

Ranking Overview

For this comparison, mybest collected a total of 54 popular portable power products from various manufacturers, examining them on eight critical points. The DELTA 3 1500 achieved an impressive score of ★4.69, earning its position at the top of the rankings.

Key Features That Led to the Award:

- High Power Output: The DELTA 3 1500 can support a wide range of household appliances, making it versatile for different uses.
- Large Actual Capacity: With a usable capacity of 1,310Wh, it can ensure power supply for up to three days during a blackout.
- Durable Battery Technology: Featuring lithium iron phosphate (LiFePO4) batteries, this power station boasts high durability.

DELTA 3 1500 Product Highlights

The DELTA 3 1500 stands out in a competitive market segment, as it maintains a size comparable to typical 1kWh products while offering 1.5 times the capacity. Its fast charging capability allows it to reach 80% battery in just 60 minutes with a 1,500W AC input and complete charging in 90 minutes. Additionally, the DELTA 3 1500 can be charged via various methods, including solar power, making it an ideal companion for outdoor activities.

To learn more about the DELTA 3 1500 and its various capabilities, visit EcoFlow's product page.

Long-lasting Performance

One of the key attributes of the DELTA 3 1500 is its battery longevity. Thanks to the reliable lithium iron phosphate technology, users can expect a lifespan of up to 10 years, ensuring safe and dependable energy supply for various uses.

About EcoFlow

Founded in 2017, EcoFlow is committed to creating innovative energy solutions that facilitate access to clean power. The company aims to enhance the quality of life through sustainable technology, currently operating in regions including the USA, Germany, and Japan, with a user base exceeding 5 million in over 140 countries.

EcoFlow provides a range of portable power solutions, from high-capacity models suitable for family camping and road trips to lightweight units ideal for outdoor adventures. Some of their most popular products include the DELTA series and the compact RIVER series, showcasing their leadership in the development of cutting-edge clean energy technologies. For more information, visit EcoFlow's official website.