EF ECOFLOW Portable Power Station DELTA 3 Plus, vs PowerSmart
Updated July 2026 — EF ECOFLOW Portable Power Station DELTA 3 Plus, wins on noise and capacity, PowerSmart wins on weight and size.
The EF ECOFLOW DELTA 3 Plus excels in capacity and charging speed, while the PowerSmart generator offers versatility and lower cost. Choose based on your specific needs.
Why EF ECOFLOW Portable Power Station DELTA 3 Plus, is better
Higher Capacity
1024Wh vs 3800 surge watts
Faster Charging
80% in 40 mins vs longer fuel setup
Silent Operation
Battery-powered vs 70dB noise
Why PowerSmart is better
Lower Price
$449.99 vs $899.00
Dual Fuel
Gasoline and propane options
Portability
Lighter weight at 50.7 lbs
Overall score
Specifications
| Spec | EF ECOFLOW Portable Power Station DELTA 3 Plus, | PowerSmart |
|---|---|---|
| Power Output | 1800W | 3300W |
| Fuel Type | Battery | Dual Fuel |
| Charging Time | 40 mins | N/A |
| Safety Features | Smart System | CO Sensor |
| Lifespan | 10 years | Standard |
Dimension comparison
Overview of the Products
The EF ECOFLOW Portable Power Station DELTA 3 Plus is priced at $899.00, while the PowerSmart 3800 Watt Dual Fuel Inverter Generator is available for $449.99, making it about 50% cheaper. Both products cater to outdoor enthusiasts and those needing backup power, but they serve different purposes and have distinct features. The DELTA 3 Plus focuses on providing clean, portable energy for a variety of devices, whereas the PowerSmart generator offers versatility with dual fuel options and a more traditional generator experience.
Power Output and Capacity
The EF ECOFLOW DELTA 3 Plus boasts a substantial 1024Wh capacity, allowing it to power 13 appliances simultaneously with a continuous output of 1800W. In contrast, the PowerSmart generator delivers 3800 surge watts and 3300 rated watts when using gasoline, and slightly lower output when using propane. This means while the DELTA 3 Plus excels in powering multiple devices at once, the PowerSmart generator is better suited for high-wattage appliances, particularly during short bursts of power.
Portability and Design
Weighing only 50.7 lbs, the PowerSmart generator is designed for easy transport and storage, making it ideal for camping and tailgating. Its compact dimensions of 21.9 x 13.4 x 19.5 inches further enhance its portability. On the other hand, while the DELTA 3 Plus is also portable, its weight and size may not be as convenient for on-the-go use. Ultimately, if portability is your primary concern, the PowerSmart generator has the edge.
Charging and Fueling Options
The DELTA 3 Plus offers five fast charging options, including solar, AC, and hybrid charging, reaching 80% in as little as 40 minutes. This flexibility makes it a superior choice for users who prioritize quick and versatile charging solutions. Conversely, the PowerSmart generator excels in dual fuel versatility, allowing users to switch between gasoline and propane, providing flexibility in fuel choice based on availability or cost-effectiveness. Each product excels in its area, but the DELTA 3 Plus leads in charging speed.
Noise Level and Operation
The PowerSmart generator operates at a noise level of 70dB, making it comparable to a normal conversation. This whisper-quiet operation is ideal for quiet environments like campgrounds or residential areas. The DELTA 3 Plus, being a battery-powered unit, operates silently, making it more suitable for sensitive situations. If noise level is a significant concern for your activities, the DELTA 3 Plus may be the preferable option, given its silent operation.
Safety Features
Safety is paramount for both products. The PowerSmart generator includes a built-in Carbon Monoxide (CO) shutdown sensor, which is a critical feature for any gas-powered device. It also has overload protection and low-oil shutoff, ensuring safe operation. Meanwhile, the DELTA 3 Plus incorporates a smart energy management system that includes alerts for low battery and optimal charging times, ensuring efficient and safe energy use. Both options provide robust safety features, but the PowerSmart's CO sensor is particularly important for gas-powered safety.
Lifespan and Durability
The DELTA 3 Plus is powered by LiFePO4 (LFP) cells, offering a lifespan of approximately 10 years with 4000 cycles to 80%, which is significantly higher than industry standards. This durability is a major selling point for long-term users. In contrast, the PowerSmart generator's durability is more aligned with traditional gas engines that require regular maintenance and have a shorter lifespan. For those seeking a long-lasting power solution, the DELTA 3 Plus stands out as the more durable choice.
Which should you buy?
Choosing between the EF ECOFLOW Portable Power Station DELTA 3 Plus and the PowerSmart 3800 Watt Dual Fuel Inverter Generator ultimately depends on your specific needs. If you need high capacity, quick charging, and silent operation, the DELTA 3 Plus, despite its higher price of $899.00, is the better option. However, if you prefer versatility in fuel sources, compact design, and a lower price of $449.99, the PowerSmart generator is a strong contender. Evaluate your priorities—whether it’s power output, portability, or safety features—to make the best choice for your power needs.

