EcoFlow Delta 2 Max vs EcoFlow Delta Pro

As the demand for reliable portable power solutions continues to grow, EcoFlow has emerged as a leader in the market, offering high-performance power stations that cater to various off-grid, emergency, and home backup power needs. Among its most advanced and versatile models, the EcoFlow Delta 2 Max and EcoFlow Delta Pro stand out as top-tier choices for serious power users.

Both models come equipped with high-capacity LiFePO4 batteries, rapid recharge speeds, multiple output options, and smart app connectivity. However, key differences in battery capacity, expandability, and overall power output make them suitable for different scenarios and user needs.

In this detailed comparison, we analyze the EcoFlow Delta 2 Max vs EcoFlow Delta Pro, helping you determine which one is the best investment for your power needs.

Differences EcoFlow Delta 2 Max vs EcoFlow Delta Pro

Below is a summary of the specifications:

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The Winner (#1)
EF ECOFLOW Portable Power Station 3600Wh DELTA Pro, 120V AC Outlets x 5, 3600W, 2.7H Fast Charge, Lifepo4 Power Station, Solar Generator for Home Use, Power Outage, Camping, RV, Emergencies
The Runner-up (#2)
EF ECOFLOW Portable Power Station DELTA 2 Max, 2400W LFP Solar Generator, Full Charge in 1 Hr, 2048Wh Solar Powered Generator for Home Backup(Solar Panel Optional)
Model
EcoFlow Delta Pro
EcoFlow Delta 2 Max
Battery Capacity
3,600Wh (expandable to 25,000Wh)
2,048Wh (expandable to 6,144Wh)
Battery Type
LiFePO4 (LFP)
LiFePO₄ (LFP)
Lifespan (to 80% Capacity)
3,500+ cycles
3,000+ cycles
Continuous Output
3,600W
2,400W
Surge Capacity
7,200W
5,000W
Weight
99 lbs (45 kg)
50 lbs (22.7 kg)
Portability
Wheels and telescopic handle
Integrated handle, compact design
Solar Input Capacity
1,600W
1,000W
Recharging Time (AC)
1.8-2.3 hours (2,700W input)
1.1-1.6 hours (2,400W input)
AC Outlets
5 (120V/240V, 3,600W total)
6 (120V, 2,400W total)
USB-C Ports
2 (100W PD)
2 (100W PD)
USB-A Ports
4
4
Car Port
1 (12V/10A)
1 (12V/10A)
EV Charging Support
Smart App Control
Best For
Whole-home backup, off-grid cabins, large appliances
Portable power, RV, camping, off-grid living
The Winner (#1)
Image
EF ECOFLOW Portable Power Station 3600Wh DELTA Pro, 120V AC Outlets x 5, 3600W, 2.7H Fast Charge, Lifepo4 Power Station, Solar Generator for Home Use, Power Outage, Camping, RV, Emergencies
Model
EcoFlow Delta Pro
Battery Capacity
3,600Wh (expandable to 25,000Wh)
Battery Type
LiFePO4 (LFP)
Lifespan (to 80% Capacity)
3,500+ cycles
Continuous Output
3,600W
Surge Capacity
7,200W
Weight
99 lbs (45 kg)
Portability
Wheels and telescopic handle
Solar Input Capacity
1,600W
Recharging Time (AC)
1.8-2.3 hours (2,700W input)
AC Outlets
5 (120V/240V, 3,600W total)
USB-C Ports
2 (100W PD)
USB-A Ports
4
Car Port
1 (12V/10A)
EV Charging Support
Smart App Control
Best For
Whole-home backup, off-grid cabins, large appliances
More Info
The Runner-up (#2)
Image
EF ECOFLOW Portable Power Station DELTA 2 Max, 2400W LFP Solar Generator, Full Charge in 1 Hr, 2048Wh Solar Powered Generator for Home Backup(Solar Panel Optional)
Model
EcoFlow Delta 2 Max
Battery Capacity
2,048Wh (expandable to 6,144Wh)
Battery Type
LiFePO₄ (LFP)
Lifespan (to 80% Capacity)
3,000+ cycles
Continuous Output
2,400W
Surge Capacity
5,000W
Weight
50 lbs (22.7 kg)
Portability
Integrated handle, compact design
Solar Input Capacity
1,000W
Recharging Time (AC)
1.1-1.6 hours (2,400W input)
AC Outlets
6 (120V, 2,400W total)
USB-C Ports
2 (100W PD)
USB-A Ports
4
Car Port
1 (12V/10A)
EV Charging Support
Smart App Control
Best For
Portable power, RV, camping, off-grid living
More Info


Battery Capacity and Expandability

When it comes to battery capacity, the EcoFlow Delta Pro is the undisputed winner. With a massive 3,600Wh LiFePO₄ battery, it offers nearly twice the base capacity of the Delta 2 Max (2,048Wh). Additionally, the Delta Pro can be expanded up to 25,000Wh by connecting extra EcoFlow Smart Batteries and the EcoFlow Smart Generator, making it a true whole-home backup system.

The EcoFlow Delta 2 Max features expandable battery support up to 6,144Wh, which is more than sufficient for RV users, campers, and moderate home backup needs. However, it cannot compete with the Delta Pro’s unmatched capacity and scalability.

Winner: EcoFlow Delta Pro

With a higher base capacity and significantly greater expandability, the Delta Pro is the superior choice for whole-home power backup and large-scale off-grid needs.

EF ECOFLOW Portable Power Station 3600Wh DELTA Pro

Power Output and Appliance Compatibility

The EcoFlow Delta Pro offers an impressive 3,600W continuous power output with a surge capacity of 7,200W, making it suitable for running high-wattage appliances such as refrigerators, air conditioners, electric stoves, and heavy power tools. Additionally, it supports 120V and 240V output, allowing it to power large appliances or even an entire home through the EcoFlow Smart Home Panel.

The EcoFlow Delta 2 Max, while still powerful, delivers 2,400W continuous output and 5,000W surge capacity, making it ideal for moderate energy needs such as charging electronics, powering small appliances, and running essential devices during power outages. However, it does not support 240V output, which limits its ability to run certain heavy-duty appliances.

Winner: EcoFlow Delta Pro

With higher continuous output, greater surge power, and 240V support, the Delta Pro is the best choice for powering high-wattage devices.


Solar Charging and Recharging Speed

Both models excel in fast recharging, but there are key differences.

The EcoFlow Delta 2 Max supports 1,000W of solar input, allowing it to fully charge in 2-3 hours under optimal sunlight conditions. Additionally, its AC charging speed is faster, recharging from 0 to 100% in just 1.1 to 1.6 hours using 2,400W AC input.

The EcoFlow Delta Pro supports a higher 1,600W solar input, meaning it recharges faster via solar panels, making it an excellent choice for extended off-grid living. However, its AC recharge speed is slightly slower, taking 1.8 to 2.3 hours due to its larger battery size.

Winner: Tie

  • Delta 2 Max wins in AC recharge speed
  • Delta Pro wins in solar efficiency
EF ECOFLOW DELTA 2 Max Solar Generator

Portability and Design

Portability is another major factor when choosing between these two models.

The EcoFlow Delta 2 Max, weighing only 50 lbs (22.7 kg), is significantly lighter and easier to transport. It features integrated handles, making it ideal for RV trips, camping, and outdoor adventures.

The EcoFlow Delta Pro, at 99 lbs (45 kg), is twice as heavy. However, it compensates for this with built-in wheels and a telescopic handle, making it easier to maneuver despite its weight.

Winner: EcoFlow Delta 2 Max

For portability and ease of transport, the Delta 2 Max is the better option.


Quick Rundown Of EcoFlow Delta 2 Max

Sale
EF ECOFLOW Portable Power Station DELTA 2 Max, 2400W LFP Solar Generator, Full Charge in 1 Hr, 2048Wh Solar Powered Generator for Home Backup(Solar Panel Optional)
  • Fuel up 80% in Only 43 Mins. With DELTA 2 Max's upgraded tech, combine up to 1000W solar input with AC for world-leading charging speeds. In only...
  • 10-Year Long-Lasting LFP Battery. LFP battery chemistry provides 3000 cycles till it lowers to 80% capacity. That's 6× more cycles than the...
  • Expandable Capacity from 2kWh to 6kWh. Triple the capacity of DELTA 2 Max with up to 2 extra solar powered batteries. Customize your energy...
  • Power 99% of Your Household Devices. Run pretty much any of your home appliances with up to 2400W. With 15 outlets, there's space for any device,...
  • Quiet Charging. With volume levels starting from only 30 dB, DELTA 2 Max outdoor generator is perfect for powering devices overnight without...

Pros
  • More affordable compared to Delta Pro
  • Lightweight and highly portable
  • Faster AC recharge time
  • Expandable up to 6,144Wh
  • Perfect for RVs, camping, and moderate home backup
Cons
  • Lower power output
  • No 240V output or EV charging support
  • Less expandability than Delta Pro


Quick Rundown Of EcoFlow Delta Pro

Sale
EF ECOFLOW Portable Power Station 3600Wh DELTA Pro, 120V AC Outlets x 5, 3600W, 2.7H Fast Charge, Lifepo4 Power Station, Solar Generator for Home Use, Power Outage, Camping, RV, Emergencies
  • 30% Tax Credit Could be Applied. You could apply for the Residential Clean Energy Credit for qualified solar electric property costs. Please...
  • Large Capacity. Featuring a 3600Wh LFP battery capacity, DELTA Pro provides strong electrical storage for home battery backup power supply and...
  • Maximum Output Flexibility. A single DELTA Pro unit packs a 3600W AC output, which can be expanded up to 4500W with X-Boost technology. You can...
  • X-Stream Fast Charging. Fully recharge the lifepo4 battery in 1.8 hrs with 240V outlets(3000W), 2.7 hrs with 1800W wall outlets or solar charged...
  • 5 Ways to Charge. Pick from EV station charging, solar, wall outlets, using the smart outdoor generator or via a car outlet. Faster than any...

Pros
  • Massive 3,600Wh capacity, expandable to 25,000Wh
  • Higher continuous and surge power
  • Supports 240V output for heavy-duty appliances
  • Faster solar charging
  • Ideal for whole-home backup and large off-grid setups
Cons
  • Heavier and less portable
  • More expensive
  • Slightly slower AC recharge speed


Conclusion

The EcoFlow Delta Pro is the clear winner for home backup and high-power applications. If you need a robust power solution for large appliances, off-grid cabins, or whole-home energy storage, the Delta Pro is unmatched in its capabilities.

The EcoFlow Delta 2 Max, however, is perfect for RV owners, campers, and those looking for a more portable power station. With fast charging, good expandability, and a lightweight design, it is an excellent choice for moderate power needs.

For maximum power and expandability, the EcoFlow Delta Pro is the superior choice.

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