EcoFlow Delta Pro Ultra vs Tesla Powerwall 3
Verdict: Tesla Powerwall 3 leads with 11.5 kW continuous output and 10-year warranty per Tesla specs, beating the EcoFlow Delta Pro Ultra's 7.2 kW and 5-year coverage for whole-home use. The Delta Pro Ultra excels in portability with 103 lb weight and modular expansion up to 90 kWh. Powerwall 3 wins overall for stationary reliability while Delta Pro Ultra suits mobile needs.
Winner: Tesla Powerwall 3
EcoFlow Delta Pro Ultra: 7.5/10
Tesla Powerwall 3: 8.5/10
Spec-by-spec comparison
| EcoFlow Delta Pro Ultra | Tesla Powerwall 3 | |
|---|---|---|
| Capacity (kWh) | 6 | 13.5 |
| Continuous Power (kW) | 7.2 | 11.5 |
| Weight (lbs) | 103 | 287 |
| Warranty (years) | 5 | 10 |
EcoFlow Delta Pro Ultra
What works
- Modular expansion up to 90 kWh total capacity
- Portable with wheels and handles for easy relocation
- Supports 120V/240V output with fast solar input
What doesn't
- Requires manual setup for whole-home integration
- Lower continuous output than fixed home batteries
Tesla Powerwall 3
What works
- Integrated inverter for seamless whole-home backup
- Higher continuous power for large appliances
- Longer warranty with vehicle-to-home support
What doesn't
- Fixed installation only, not portable
- Higher upfront cost and professional install required
Bottom line
Our pick: Tesla Powerwall 3.
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