Goal Zero Yeti 1500 vs EcoFlow DELTA Max 2000
Side-by-side on the specs that decide it — surge, capacity, runtime and price.
Both models' specs verified against manufacturer listings · Last updated
The short answer
EcoFlow DELTA Max 2000 costs $600 less. Whether that gap is worth closing depends on what you need to run.
- EcoFlow DELTA Max 2000 holds 34% more energy (2016Wh vs 1505Wh), so it runs the same load proportionally longer.
- Goal Zero Yeti 1500 has 200W more surge headroom (3600W vs 3400W) — that decides whether a fridge, pump or AC compressor will actually start.
- EcoFlow DELTA Max 2000 is 4.8 lb lighter (48 lb vs 52.75 lb).
- Goal Zero Yeti 1500 uses LiFePO4 while the other uses NMC — roughly double the usable cycle life.
- Goal Zero Yeti 1500 is rated for 4,000 cycles vs 800 — meaningful if you cycle it daily.
The Goal Zero Yeti 1500 is poor value on paper: 0.89 Wh per dollar versus 1.83 for the EcoFlow DELTA Max 2000. Only worth it if you specifically need its higher output or 240V capability — otherwise you're paying a large premium per watt-hour.
The new-for-2026 LiFePO4 Yeti 1500 — a big durability and cycle-life upgrade over the older 1500X it replaces.
Best for: Home backup buyers who want Goal Zero's build with modern battery chemistry.
Where it falls short:
- 52.75 lb — a two-hand lift
- 600W solar input is modest for the capacity
The previous-generation 2kWh EcoFlow. Still capable and expandable, but its NMC cells and 800-cycle rating are a real step below the LiFePO4 DELTA 3 that replaced it.
Best for: Only at a steep discount against the DELTA 3 Max.
Where it falls short:
- NMC — roughly 800 cycles vs 4,000 for the DELTA 3 Max
- 2-year warranty
| Spec | Goal Zero Yeti 1500 | EcoFlow DELTA Max 2000 |
|---|---|---|
| Price | $1699 | $1099 |
| Capacity | 1505 Wh | 2016 Wh |
| Continuous output | 2000 W | 2400 W |
| Surge output | 3600 W | 3400 W |
| Battery | LiFePO4 | NMC |
| Rated cycles | 4,000 | 800 |
| Weight (lighter wins) | 52.75 lb | 48 lb |
| Max solar | 600 W | 800 W |
| Recharge time (faster wins) | 1h 30m | 1h 48m |
Runtime head-to-head
| Appliance | Goal Zero Yeti 1500 | EcoFlow DELTA Max 2000 |
|---|---|---|
| Refrigerator | 21.3 hrs | 28.6 hrs |
| Mini fridge | 40.6 hrs | 54.4 hrs |
| Chest freezer | 16.0 hrs | 21.4 hrs |
| CPAP machine | 32.0 hrs | 42.8 hrs |
| Sump pump | 1.6 hrs | 2.1 hrs |