Goal Zero Yeti 1500 vs Allpowers R4000
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
Goal Zero Yeti 1500 costs $600 less. Whether that gap is worth closing depends on what you need to run.
- Allpowers R4000 holds 130% more energy (3456Wh vs 1505Wh), so it runs the same load proportionally longer.
- Allpowers R4000 has 2400W more surge headroom (6000W vs 3600W) — that decides whether a fridge, pump or AC compressor will actually start.
- Goal Zero Yeti 1500 is 53.3 lb lighter (52.75 lb vs 106 lb).
- Goal Zero Yeti 1500 is rated for 4,000 cycles vs 3,500 — meaningful if you cycle it daily.
Goal Zero Yeti 1500
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
Allpowers R4000
A large expandable unit that undercuts the EcoFlow Delta Pro 3 on price while matching its 4,000W output — the trade is a less established support network.
Best for: Whole-home backup buyers prioritising price per watt over brand.
Where it falls short:
- 106 lb
- Brand support and resale trail the big names
| Spec | Goal Zero Yeti 1500 | Allpowers R4000 |
|---|---|---|
| Price | $1699 | $2299 |
| Capacity | 1505 Wh | 3456 Wh |
| Continuous output | 2000 W | 4000 W |
| Surge output | 3600 W | 6000 W |
| Battery | LiFePO4 | LiFePO4 |
| Rated cycles | 4,000 | 3,500 |
| Weight (lighter wins) | 52.75 lb | 106 lb |
| Max solar | 600 W | 2000 W |
| Recharge time (faster wins) | 1h 30m | 1h 30m |
Runtime head-to-head
| Appliance | Goal Zero Yeti 1500 | Allpowers R4000 |
|---|---|---|
| Refrigerator | 21.3 hrs | 49.0 hrs |
| Mini fridge | 40.6 hrs | 93.3 hrs |
| Chest freezer | 16.0 hrs | 36.7 hrs |
| CPAP machine | 32.0 hrs | 73.4 hrs |
| Sump pump | 1.6 hrs | 3.7 hrs |