Bluetti Elite 300
EcoFlow DELTA Pro Ultra
EcoFlow DELTA Pro Ultra X
Bluetti Elite 300 VS EcoFlow DELTA Pro Ultra VS EcoFlow DELTA Pro Ultra X
We combine over twenty key factors — including battery capacity, inverter power, available outlets, charging speeds, portability, and more — to generate a comparison score out of 100 for each power station.
In this matchup,
EcoFlow DELTA Pro Ultra earns the highest score (89/100), standing out with its superior performance, features, and overall value compared to the competition.
Below is a brief overview of how each power station performs across important metrics, along with a link to learn more about how we calculate this precise comparison rating.
PECRON power stations often deliver more capacity and features per dollar than competitors.
Pecron F3000LFP
is a model in this category worth a closer look.
Key Features Overview
Bluetti Elite 300
Score: 61/100
EcoFlow DELTA Pro Ultra
Score: 89/100
EcoFlow DELTA Pro Ultra X
Score: 79/100
Expert Quick Take
Bluetti Elite 300
The BLUETTI Elite 300 stands out by packing 3,014Wh of LiFePO₄ capacity and a 2,400W inverter with 4,800W surge into a body that is surprisingly compact and manageable for its class at about 58 pounds. Its output layout is especially smart for RV and van users, with 4 standard AC outlets, 1 NEMA TT-30, and a rare 12V/30A high-amp DC port that makes it far more useful for serious DC setups than most power stations in this size range. Add 1,800W AC charging, up to 1,200W solar input, and a fast 10ms UPS, and it becomes a highly versatile option for both backup power and mobile off-grid use. Overall, this is one of the more impressive blends of portability, battery size, and real-world output flexibility in the mid-to-large power station category.
EcoFlow DELTA Pro Ultra
The EcoFlow DELTA Pro Ultra stands as EcoFlow's most advanced power station, tailored for substantial energy requirements. It boasts a 6kWh internal battery, expandable up to 90kWh, and delivers up to 21.6kW inverter output. Designed for comprehensive home backup, it integrates seamlessly with EcoFlow's Smart Home Panel 2, facilitating automatic switchover and efficient energy management. Its 5.6kW solar input per inverter unit ensures rapid recharging, and the online UPS feature guarantees uninterrupted power. This monster system is ideal for users seeking reliable, large-scale energy solutions.
EcoFlow DELTA Pro Ultra X
The EcoFlow DELTA Pro Ultra X represents a major leap forward in whole-home, off-grid capability. Starting at 12 kW/12 kWh and expandable up to 36 kW/180 kWh, it bridges the gap between portable systems and permanent battery walls. The Ultra X’s floor-standing inverter and stackable LFP batteries simplify setup. With < 10 ms transfer time, it behaves like a true UPS, keeping circuits powered through outages. The system’s dual 5 kW MPPT solar inputs charge from rooftop solar or off-peak grid power, then supply the home during expensive hours. It's squarely in the professional-grade tier for homeowners wanting backup, load management, and energy independence without a full grid-tie commitment.
Performance & Capacity
When it comes to ranking power stations, nothing is more important than the available electricity. This includes the battery size and amount of energy stored, as well as the inverter power and the maximum output available at any one time. We also include aspects about the longevity you can expect, based on warranty coverage and the battery type.
Battery Capacity
Amount of energy stored in the battery. Higher number equals longer runtime without recharging.
Expandable Capacity
The maximum battery capacity achievable by adding extra battery packs and/or power stations.
Inverter Power
The maximum continuous power the inverter can supply. Higher wattage inverters can power larger devices.
Peak Inverter Power
Maximum short-term surge power the inverter can provide, typically lasting just a few seconds.
Inverter Power System Max
Maximum power output achievable by connecting multiple power stations together.
Warranty
The period of time the product is covered by manufacturer warranty against defects.
UPS Function
Indicates if the power station can instantly switch from grid power to battery backup without interruption.
Battery Type
Type of battery chemistry used (e.g., LiFePO4, NMC, etc.). Influences longevity and safety.
Battery Lifespan
The number of charging cycles before battery drops to about 80% of its original capacity.
Connectivity: Outlets & Ports
To use a power station, you need the right number and type of connections. From AC outlets to DC ports of all types, including USB ports, this section provides a detailed look into the number of connections for each power station.
120V AC Outlets
Number of standard household outlets available for devices and appliances.
240V AC Outlets
Number of heavy-duty 240-volt outlets available.
USB-A Ports
Standard USB ports for charging phones, tablets, and smaller devices.
USB-C Ports
Modern USB-C ports for fast-charging newer devices like laptops and phones.
High Amp DC Port
Specialized high-current DC ports for larger equipment.
Low Amp DC Port
Standard DC ports for powering smaller DC accessories.
12V Car Socket
Standard automotive-style 12V DC outlet.
App Connectivity
Remote monitoring and control using apps via WiFi or Bluetooth.
AC & Solar Charging Speeds
Getting energy back into any power station is half the battle. You want a power station that can rapidly refill the power you need, no matter what source you're charging from.
AC Charging Max
Highest wattage when charging from a wall outlet. Higher wattage means quicker recharging.
AC Recharge Hours
Estimated time to fully recharge using the max AC charging power. Many factors determine actual time.
Solar Charging Max
Highest solar input wattage supported. More watts allow for faster solar charging.
Solar Recharge Hours
Estimated recharge time from the maximum solar wattage under ideal sunlight conditions.
Solar Charging System Max
Maximum solar wattage with multiple power stations and/or extra batteries connected in one system.
Portability & Design
No comparison is complete without a careful look at portability and overall design. You want a power station that fits your space and travel style, and that’s easy to move, store, and use.
Weight
Total weight of the power station. Lower weight makes transportation easier.
Volume (L×W×H)
Total size of the power station measured in cubic inches.
Learn more about understanding power station specs here.
| Specification | Elite 300 | DELTA Pro Ultra | DELTA Pro Ultra X |
|---|---|---|---|
| Battery & Power | |||
| Battery Capacity (Wh) | 3014 Wh | 6000 Wh | 12288 Wh |
| Expandable Capacity (Wh) | 3014 Wh | 90000 Wh | 184320 Wh |
| Inverter Power (W) | 2400 W | 7200 W | 12000 W |
| Inverter Power (System Max) | 2400 W | 21600 W | 36000 W |
| Peak Inverter Power (W) | 4800 W | 7200 W | 12000 W |
| Charging | |||
| AC Charging Max (W) | 1800 W | 7200 W | 12000 W |
| AC Recharge Hours (Est.) | 2 hrs | 1 hrs | 1.2 hrs |
| Solar Charging Max (W) | 1200 W | 5600 W | 10000 W |
| Solar Recharge Hours (Est.) | 3 hrs | 1 hrs | 1.5 hrs |
| Solar Charging System Max (W) | 1200 W | 16800 W | 30000 W |
| Solar Input 1 | |||
| Max Watts (W) | 1200 W | 4000 W | 5000 W |
| Voltage Range (Min - Max) | 12 - 60 V | 80 - 450 V | 80 - 500 V |
| Amps | 22 A | 15 A | 15 A |
| Connector | XT60/XT60i | MC4 | MC4 |
| Solar Input 2 | |||
| Max Input | 1600 W | 5000 W | |
| Voltage Range | 30-150 V | 80-500 V | |
| Max Current | 15 A | 15 A | |
| Connector Type | None | CP30 | MC4 |
| Ports & Connectivity | |||
| 120V AC Outlets | 5 | 5 | 2 |
| 240V AC Outlets | 0 | 2 | 2 |
| USB-A Ports | 2 | 2 | 0 |
| USB-C Ports | 2 | 2 | 0 |
| High-Amp DC Port | 1 | 1 | 0 |
| Low-Amp DC Port | 0 | 0 | 0 |
| 12V Cigarette Lighter Outlet | 1 | 0 | 0 |
| App Connectivity | WiFi, Bluetooth | WiFi, Bluetooth, Cellular | WiFi, Bluetooth |
| Physical & Build | |||
| Weight | 58 lbs (26.3 kg) | 70 lbs (32 kg) | 70 lbs (34.5 kg) |
| Dimensions (Imperial) | 14.4× 12× 11.7 in | 27× 19× 8 in | 27× 19× 9 in |
| Dimensions (Metric) | 366× 305× 298 mm | 690× 481× 214 mm | 675× 475× 230 mm |
| Warranty (Years) | 5 | 5 | 5 |
| UPS / EPS | 10ms | 0ms | 10ms |
| Battery Type | LiFePO4 (LFP) | LiFePO4 (LFP) | LiFePO4 (LFP) |
| Battery Cycles | 6000 | 3000 | 3000 |
| User Manual | Elite 300 Manual | DELTA Pro Ultra Manual | DELTA Pro Ultra X Manual |
Related Videos: Trusted Reviews and Real-World Testing
Bluetti Elite 300
EcoFlow DELTA Pro Ultra
EcoFlow DELTA Pro Ultra X
Our Methodology: How We Rate Power Stations
Our expert team has years of experience with power stations and off-grid electrical systems. We’ve developed this comparison rating system to highlight the real strengths and weaknesses of each unit—stripping back the marketing fluff to provide a balanced, meaningful comparison.
By analyzing 30+ key factors, our scoring system ensures a comprehensive, unbiased rating that captures both the finer details and the bigger picture. The final score makes it easy to identify which power station best fits your needs.
How We Calculate Power Station Ratings:
- Battery Capacity: One of the most important factors, as it directly impacts runtime. More capacity means longer-lasting power.
- Inverter Power: Determines which AC appliances you can run. A stronger inverter allows for more versatility.
- Charging Speeds: Faster AC and solar charging means less downtime, so we prioritize recharge times and input limits.
- Outlets & Ports: A variety of ports and AC outlets means more devices can be powered simultaneously, increasing usability.
- Other Considerations: Portability, build quality, and warranty length all contribute to the final score.
Our scoring system adapts based on size categories, ensuring fair, accurate comparisons. Unlike other tools that rank products against industry-max figures, often unfairly penalizing smaller units, we normalize ratings within their respective class.
This transparent, data-driven comparison system ensures you have all the critical details needed to make an informed decision (without needing an electrical engineering degree).
Everything You Need
We offer unbiased comparisons, track the best pricing, and provide trusted seller links, so you get the perfect power station for your needs without delay.
Ready to Unlock Portable Power?
It's time to get your power station. Be prepared for the next power outage before it rolls through town. Have your adventure electrical system ready to go whenever the road calls. And start living the portable power life you've been dreaming of.
Bluetti Elite 300
Score: 61/100
- Battery: 3014 Wh
- Inverter: 2400 W
- Solar Input: 1200 W
- Warranty: 5 Years
EcoFlow DELTA Pro Ultra
Score: 89/100
- Battery: 6000 Wh
- Inverter: 7200 W
- Solar Input: 5600 W
- Warranty: 5 Years
EcoFlow DELTA Pro Ultra X
Score: 79/100
- Battery: 12288 Wh
- Inverter: 12000 W
- Solar Input: 10000 W
- Warranty: 5 Years