On the lookout for a dependable portable power station? The Bluetti EB70S and EcoFlow Delta Mini offer unique features that might just cater to your power needs while you’re on the go or during emergencies. Below, we’ve dived deep with a technical comparison to help you weigh the pros and cons of each, ensuring you make an informed decision.
Capacity and Battery Life
The EB70S houses a 716Wh LiFePO4 battery known for stability and durability, rated to last upwards of 2500 cycles. The Delta Mini slightly edges this with an 882Wh NCM Li-ion battery, guaranteeing retention of 80% capacity after 800 cycles.
Power Output Capabilities
Both stations pack a punch when it comes to AC outputs—the Bluetti with a total of 800W across four outlets and the Delta Mini with a whopping 1400W split across five. This wattage can determine how many devices you can run simultaneously and for how long.
Charging Input and Speed
Recharging the EB70S can take about 4-4.5 hours whether you’re using solar panels or an AC adapter, whereas the Delta Mini boasts a rapid recharge capability with its AC Wall Outlet, reaching a full charge in about 1.6 hours.
Portability and Design
Weighing 21.4lb, the EB70S is slightly lighter and comes with an ergonomic handle. The Delta Mini is a bit heavier at 23.6lb but remains compact enough to carry around comfortably.
Versatility in Use
Both units come equipped with USB-C, USB-A, and DC 12V car outlets. Specifically, the EB70S has an added bonus for modern smartphones—a 15W wireless charging pad.
Connectivity Features
An apparent downside to the EB70S is its lack of app-based monitoring—something the Delta Mini covers with the EcoFlow mobile app, allowing users to check and control their device remotely.
Safety and Temperature
Both models have a range of built-in safety features including overcurrent, short-circuit, and thermal protection. They operate efficiently in various environmental temperatures, though it’s always best to use them in recommended conditions to preserve their life.
Side-by-Side Specifications
| Feature | Bluetti EB70S | EcoFlow Delta Mini |
|---|---|---|
| Battery Capacity | 716Wh | 882Wh |
| Life Cycles | 2500+ to 80% Capacity | 800 to 80% Capacity |
| AC Outlets | 4 x 120V/20A | 5 x Pure Sine Wave |
| Total AC Output | 800W | 1400W |
| Charge Input | AC/Solar/Car | AC/Solar/Car |
| USB-C Port | 2 x 100W Max. | 1 x 100W Max. |
| Wireless Charging Pad | 15W | None |
| Weight | 21.4lb (9.7 kg) | 23.6 lb (10.7 kg) |
| Dimensions | 12.6 x 8.5 x 8.7 in | 14.9 × 7.2 × 9.4 in |
| Temperature Range | -4℉ to 104℉ | Varies with condition |
In conclusion, while both the Bluetti EB70S and EcoFlow Delta Mini power stations have their own strengths and cater to somewhat different use-cases, they nevertheless remain compelling choices depending on your specific power needs. Do you prioritize capacity and rapid charging, or are extra features like wireless charging and a higher cycle life more important to you? Your intended use will drive the right choice between these two solid contenders in the portable power space.
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