The EcoFlow RIVER 3 Plus portable power station offers a compelling solution for backup power needs, boasting impressive features and capabilities. This review delves into the RIVER 3 Plus's performance, examining its compact design, robust build quality, and extensive connectivity options. We'll explore its key features, including its lightning-fast UPS functionality, long-lasting LFP battery technology, and versatile charging methods. Discover how this power station handles a range of devices, from small electronics to larger appliances, and learn about the convenience offered by the accompanying EcoFlow app.This in-depth review evaluates the RIVER 3 Plus's practical performance, exploring its charging speed, battery life, and overall user experience. We assess the value proposition considering its higher price point, focusing on the long-term cost savings associated with its durable LFP battery and the convenience of features like app control and cloud monitoring. Ultimately, we determine whether the EcoFlow RIVER 3 Plus justifies its investment for users seeking reliable and versatile portable power.
Pros And Cons
- Top-tier protection with a swift 10-millisecond switch-over.
- Uses stable LFP batteries that can last over 10 years before dropping to 80% capacity.
- Features a cloud-based battery monitoring system (Xard) with over 40 safety measures.
- Provides a 5-year warranty.
- Capacity of 286 Wh.
- Advanced GaN technology.
- Can power a 3W Wi-Fi router for up to 35 hours or a 600W desktop for at least 20 minutes.
- Capacity can be expanded with two additional battery modules.
- 600W rated output power with UPS protection.
- X-Boost technology allows powering appliances up to 1200W (without UPS protection).
- Can reduce charging time to 1 hour with AC charging.
- Supports solar, car, and generator charging.
- Seven output ports (three AC outlets, two USB-A ports, one USB-C port, and one car output port).
- Can be controlled remotely via the Ecoflow app.
- Compact and lightweight (10 lbs).
- Built-in light strip.
Read more: OUKITEL P2001 PLUS Review: Best Budget Portable Power Station?
Unboxing and First Impressions
The EcoFlow RIVER 3 Plus arrived in a well-packaged box. Inside, I found the power station itself, a quick start guide, and a variety of cables and adapters. The unit is surprisingly compact and lightweight, making it easily portable.

The included accessories are comprehensive, covering various power needs and devices. The build quality seems solid, and the overall design is sleek and modern.

UPS Functionality and Battery Technology
A key feature of the RIVER 3 Plus is its UPS (Uninterruptible Power Supply) functionality. It boasts a lightning-fast 10-millisecond switch-over time, protecting sensitive electronics from sudden power outages.

Unlike traditional UPS systems that rely on unstable lead-acid batteries, the RIVER 3 Plus uses LFP (Lithium Ferro Phosphate) batteries, known for their long lifespan (over 10 years before significant capacity degradation) and enhanced safety. This translates to less frequent, and costly, replacements.

Power Output and Charging Capabilities
The RIVER 3 Plus offers a robust 286Wh capacity and supports a rated output power of 600W, expandable to 1200W with X-Boost technology. This allows it to power a range of devices, from small electronics to larger appliances.

Charging options are plentiful: AC, solar, car, and generator. The fast-charging capability (1 hour with AC) is a significant advantage, minimizing downtime. Multiple output ports cater to various device types.

Smart Features and App Control
The EcoFlow app provides comprehensive remote control and monitoring capabilities. You can check battery health, adjust charging settings, and receive alerts for low battery levels.

Features like the cloud-based battery monitoring system add convenience and peace of mind. The built-in LED light strip is a thoughtful extra for use during power outages.

Conclusion and Verdict
The EcoFlow RIVER 3 Plus is a highly versatile and capable portable power station. Its impressive battery life, fast charging, and extensive output options make it an excellent choice for various scenarios.

The inclusion of smart features like the app control and cloud monitoring adds significant value. While the price is relatively high, the long-term cost savings from reduced battery replacements make it a worthy investment for those seeking reliable backup power.