EcoFlow Delta 3 and EcoFlow Delta Pro 3 are two popular mid-range models designed for camping, backup power, and daily outdoor use. EcoFlow Delta Pro 3 is the newer generation of EcoFlow’s flagship power station with higher capacity, faster solar input, and better integration features, while Delta Pro remains reliable with strong expandability and affordability. This comparison will help you quickly understand the differences and decide which one is the better fit for you.
Feature-by-Feature Breakdown
Capacity:
- EcoFlow Delta Pro 3 has a 4096Wh battery that expands to 48kWh to support whole-home backup needs.
- EcoFlow Delta Pro includes a 3600Wh battery expandable to 25kWh.
Winner:
EcoFlow Delta Pro 3
|
|
AC Output:
- EcoFlow Delta Pro 3 features 4000W continuous AC output that allows more appliances to run at the same time.
- EcoFlow Delta Pro supports 3600W continuous output.
Winner:
EcoFlow Delta Pro 3
|
|
Surge Power:
- EcoFlow Delta Pro 3 supports 8000W surge power that is useful for starting heavy-duty equipment.
- EcoFlow Delta Pro peaks at 7200W surge output.
Winner:
EcoFlow Delta Pro 3
|
|
X-Boost Limit:
- EcoFlow Delta Pro 3 comes with a 6000W X-Boost mode that helps handle short-term power spikes without tripping.
- EcoFlow Delta Pro supports a 4500W X-Boost limit.
|
Solar Input:
- EcoFlow Delta Pro 3 supports 2600W maximum solar input that enables faster off-grid charging.
- EcoFlow Delta Pro supports up to 1600W solar input.
Winner:
EcoFlow Delta Pro 3
|
|
Dual PV Inputs:
- EcoFlow Delta Pro 3 includes dual PV inputs with dual MPPT that provide more flexible solar array connections.
- EcoFlow Delta Pro has a single PV input.
Winner:
EcoFlow Delta Pro 3
|
|
UPS Switchover:
- EcoFlow Delta Pro 3 features a 10ms UPS switchover that keeps sensitive electronics running during outages.
- EcoFlow Delta Pro switches in about 20ms.
Winner:
EcoFlow Delta Pro 3
|
|
IP65 Battery Pack:
- EcoFlow Delta Pro 3 comes with IP65-rated expansion batteries that protect against dust and water for outdoor use.
- EcoFlow Delta Pro expansion batteries are not IP rated.
Winner:
EcoFlow Delta Pro 3
|
|
Expansion:
- EcoFlow Delta Pro 3 has an expansion capacity up to 48kWh that scales for full-house energy backup.
- EcoFlow Delta Pro expands up to 25kWh.
Winner:
EcoFlow Delta Pro 3
|
|
Specs at a Glance
| Feature |
EcoFlow Delta Pro 3 |
EcoFlow Delta Pro |
| Battery Capacity |
4096Wh base, expandable to 48kWh |
3600Wh base, expandable to 25kWh |
| AC Output |
4000W continuous |
3600W continuous |
| Surge Power |
8000W peak |
7200W peak |
| X-Boost Limit |
6000W |
4500W |
| Solar Input |
2600W max |
1600W max |
| PV Inputs |
Dual MPPT, dual PV inputs |
Single MPPT, single PV input |
| UPS Switchover |
10ms |
20ms |
| Voltage Output |
Native 120V and 240V |
Requires two units for 240V |
| Battery Expansion |
Up to 48kWh |
Up to 25kWh |
| Weather Resistance |
IP65-rated external battery pack |
No IP rating on expansion packs |
Who Should Buy What?
Buy the EcoFlow Delta Pro 3 if you:
- Want the newest model with higher capacity and expandability up to 48kWh.
- Need faster solar charging with 2600W input and dual PV ports.
- Require native 240V output from a single unit for large appliances.
- Value a faster 10ms UPS switchover for protecting sensitive devices.
- Plan to use expansion batteries outdoors with IP65 weather resistance.
Check EcoFlow Delta Pro 3 Best Price
Buy the EcoFlow Delta Pro if you:
- Want a proven and more affordable power station for home or RV use.
- Do not need native 240V and are fine pairing two units if necessary.
- Have smaller-scale solar needs under 1600W.
- Prefer a simpler system with fewer expansion requirements.
- Are looking for solid long-term backup at a lower price point.
Check EcoFlow Delta Pro Best Price |
Winner by Category
| Category |
Winner |
| Capacity |
EcoFlow Delta Pro 3 |
| Higher AC Output |
EcoFlow Delta Pro 3 |
| Higher Surge Power |
EcoFlow Delta Pro 3 |
| Higher X-Boost Limit |
EcoFlow Delta Pro 3 |
| 2600W Solar Input |
EcoFlow Delta Pro 3 |
| Dual PV Inputs |
EcoFlow Delta Pro 3 |
| 10ms UPS Switchover |
EcoFlow Delta Pro 3 |
| Native 120V/240V Output |
EcoFlow Delta Pro 3 |
| Expansion to 48kWh |
EcoFlow Delta Pro 3 |
| IP65 Battery Pack |
EcoFlow Delta Pro 3 |
What They Have in Common
- Fast Charging: Both the EcoFlow Delta Pro 3 and EcoFlow Delta 3 support rapid charging, ensuring that users can quickly recharge their units and minimize downtime.
- Multiple Output Ports: Each model comes with a wide range of AC, DC, and USB outlets, allowing you to power multiple devices and appliances at the same time.
- Expandable Capacity: Both power stations allow users to expand storage capacity with additional batteries, making them flexible solutions for short trips or long-term backup.
- App Control: Each model integrates with the EcoFlow app, giving users remote monitoring, real-time usage data, and convenient control from a smartphone.
- Clean Energy Compatibility: Both are designed to work seamlessly with solar panels, letting users recharge with renewable energy and reduce reliance on the grid.
FAQ (Quick Answers)
How much battery capacity do these power stations provide?
The EcoFlow Delta Pro 3 has a base capacity of 4096Wh expandable up to 48kWh, whereas the EcoFlow Delta Pro starts with 3600Wh and expands up to 25kWh.
Which model has more AC output power?
The EcoFlow Delta Pro 3 delivers 4000W continuous AC output, while the EcoFlow Delta Pro provides 3600W continuous AC output.
Do both models support 240V output?
The EcoFlow Delta Pro 3 supports native 120V and 240V from a single unit, but the EcoFlow Delta Pro requires pairing two units together to achieve 240V.
How fast can each model charge with solar panels?
The EcoFlow Delta Pro 3 supports up to 2600W solar input with dual PV ports, while the EcoFlow Delta Pro supports up to 1600W solar input with a single PV port.
What is the UPS switchover speed for each unit?
The EcoFlow Delta Pro 3 has a 10ms UPS switchover to protect sensitive devices, while the EcoFlow Delta Pro has a switchover time of about 20ms.
Are the expansion batteries weather-resistant?
The EcoFlow Delta Pro 3 supports IP65-rated expansion packs that withstand dust and water, while the EcoFlow Delta Pro expansion batteries do not have an IP rating.
Which product is better for whole-home backup?
The EcoFlow Delta Pro 3 is better suited for full-home backup because of its higher expandability up to 48kWh and stronger output features. The EcoFlow Delta Pro is still suitable for partial backup and smaller energy needs.
Is there a big difference in surge power between the two models?
Yes, the EcoFlow Delta Pro 3 supports up to 8000W surge power, while the EcoFlow Delta Pro supports 7200W surge power.
