BLUETTI Elite 400 vs EcoFlow DELTA Pro
- Price today: BLUETTI is $500 cheaper ($1,399 vs $1,899).
- Cost per Wh: $0.36 vs $0.53 — BLUETTI Elite 400 gives you more battery per dollar today.
- Rated cycle-cost estimate: 12.1¢ vs 15.1¢ per lifetime kWh (manufacturer cycle ratings).
| BLUETTI Elite 400 | EcoFlow DELTA Pro | |
|---|---|---|
| Price today | $1,399 | $1,899 |
| Deal status | Normal price | Normal price |
| Capacity | 3840Wh | 3600Wh |
| $/Wh | $0.36 | $0.53 |
| Chemistry | LFP | LFP |
| Rated cycles | 3,000 cycles | 3,500 cycles to 50% |
| Output | 2600W | 3600W |
| Solar input | 1000W | — |
| Weight | 85.98 lbs | 99 lbs |
| Expandable | — | Yes |
| Recorded low | $1,299 (2026-07-07) | $1,599 (2026-07-07) |
| View at BLUETTI — $1,399 | View at EcoFlow — $1,899 |
Full tech-spec comparison all specs
| BLUETTI Elite 400 | EcoFlow DELTA Pro | |
|---|---|---|
| Battery | ||
| Chemistry | LFP | LFP |
| Capacity | 3,840Wh | 3,600Wh |
| Rated cycles | 3,000 | 3,500 |
| Output | ||
| AC output (continuous) | 2,600W | 3,600W |
| USB-C ports | 2× 100W | 2× 100W |
| USB-C max | 100W | 100W |
| USB-A ports | 2× (15W, 30W) | 12W |
| 12V / car output | 1× 120W | 12.6V/10A |
| General & physical | ||
| Weight | 85.98 lbs | 99 lbs |
Also published by BLUETTI Elite 400
| AC surge | 5,200W |
|---|---|
| AC outlets | 4× AC (2,600W total) |
| AC input | 1,800W |
| Solar (PV) input | 1,000W |
| Solar voltage / current | 12–60V · 20A |
| UPS / EPS | Yes |
| UPS switchover | 15 ms |
| Dimensions | 17 × 11.34 × 19.29 in |
| Operating temperature | -4°F to 104°F |
| Warranty | 5 years |
| Connectivity | Wi-Fi · Bluetooth |
Also published by EcoFlow DELTA Pro
| Cycle retention | 50% |
|---|---|
| Expandable | Yes |
Like-for-like specs both brands publish are shown first (✓ = better value); each brand's remaining published specs follow. Core figures are editorially verified; the rest come from each manufacturer's tech specs.
Price history — BLUETTI Elite 400
Price history — EcoFlow DELTA Pro
Prices recorded daily from the official BLUETTI and EcoFlow stores. Deal statuses compare each product to its own 90-day history — methodology.