EcoFlow Portable Power Station Buying Guide
Choose EcoFlow by capacity, appliance output, charging method, UPS performance, expansion and portability.
EcoFlow now spans compact RIVER models through 120/240V DELTA Pro systems.
This guide explains the current model hierarchy and the practical tradeoffs between size classes.
Start With Capacity and Output
RIVER fits light travel loads, DELTA 3 fits 1kWh general use, DELTA Max fits 2kWh backup, and DELTA Pro fits home integration.
Buying Guidance
DELTA 3 Plus is the best default for most buyers; DELTA Pro 3 is for serious home backup.
EcoFlow Product Families
| Series | Capacity Range | Output Range | Best Use |
|---|---|---|---|
| RIVER | 245–768Wh class | 300–800W+ | Portable electronics |
| DELTA 2/3 | 1–3kWh class | 1800–3600W | General backup |
| DELTA Max | 2kWh class | 2400–3000W | Home/RV |
| DELTA Pro | 3.6–4kWh+ | 3600–4000W | Home backup |
How to Choose
Light Loads
Choose RIVER 3.
1kWh General Use
Choose DELTA 3 Plus.
2kWh Backup
Choose DELTA 2 Max or DELTA 3 Max Plus.
240V Loads
Choose DELTA Pro 3.
Expansion
Check exact battery compatibility.
Road Charging
Consider the 500W or 800W Alternator Charger.
Frequently Asked Questions
What is the difference between RIVER and DELTA?
RIVER is compact; DELTA offers more capacity and output.
Which EcoFlow supports 240V?
DELTA Pro 3 provides 120/240V output.
Which is easiest to carry?
RIVER 3.
Can DELTA 2 expand?
Yes, with compatible extra batteries.
What is X-Boost?
A load-handling feature that can run some higher-rated resistive devices at reduced voltage.
Do all models support UPS use?
Many do, but transfer time varies.