Anker SOLIX F3800 vs EcoFlow DELTA Pro 3 (UL9540 Certificated)
- Price today: Anker SOLIX is $819.01 cheaper ($1,979.99 vs $2,799).
- Cost per Wh: $0.52 vs $0.68 — Anker SOLIX F3800 gives you more battery per dollar today.
- Rated cycle-cost estimate: 17.2¢ vs 17.1¢ per lifetime kWh (manufacturer cycle ratings).
| Anker SOLIX F3800 | EcoFlow DELTA Pro 3 (UL9540 Certificated) | |
|---|---|---|
| Price today | $1,979.99 | $2,799 |
| Deal status | Below recent norm | Normal price |
| Capacity | 3840Wh | 4096Wh |
| $/Wh | $0.52 | $0.68 |
| Chemistry | LFP | LFP |
| Rated cycles | 3,000 cycles to 80% | 4,000 cycles to 80% |
| Output | 6000W | 4000W |
| Solar input | 2400W | — |
| Weight | 132.3 lbs | 113.54 lbs |
| Expandable | to 26880Wh | Yes |
| Recorded low | $1,699.99 (2026-07-07) | $2,399 (2026-07-16) |
| View at Anker SOLIX — $1,979.99 | View at EcoFlow — $2,799 |
Full tech-spec comparison all specs
| Anker SOLIX F3800 | EcoFlow DELTA Pro 3 (UL9540... | |
|---|---|---|
| Battery | ||
| Chemistry | LFP | LFP |
| Capacity | 3,840Wh | 4,096Wh |
| Rated cycles | 3,000 | 4,000 |
| Cycle retention | 80% | 80% |
| Expandable | Yes | Yes |
| Output | ||
| AC output (continuous) | 6,000W | 4,000W |
| Input & charging | ||
| UPS / EPS | Yes | Yes |
| UPS switchover | 20ms | 10 ms |
| General & physical | ||
| Weight | 132.3lbs | 113.54 lbs |
| Warranty | 5 years | 5 years |
Also published by Anker SOLIX F3800
| Max expanded | 26,880Wh |
|---|---|
| AC surge | 9,000W |
| AC outlets | 6× NEMA 6-20 (120V) 1× NEMA 14-50 (120/240V) 1× NEMA L14-30 (120/240V) |
| USB-C ports | 3× 100W |
| USB-C max | 100W |
| USB-A ports | 2× 12W |
| 12V / car output | 1× 120W |
| AC input | 1,800W |
| Solar (PV) input | 2,400W |
| Solar voltage / current | 11–60V · 25A |
| Dimensions | 27.6 × 15.3 × 15.6in |
| Operating temperature | -4°F to 104°F |
| Connectivity | Wi-Fi · Bluetooth · App |
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 — Anker SOLIX F3800
Price history — EcoFlow DELTA Pro 3 (UL9540 Certificated)
Prices recorded daily from the official Anker SOLIX and EcoFlow stores. Deal statuses compare each product to its own 90-day history — methodology.