Occasional outages + camping/RV
Lightest in its class (27 lbs / 12 kg) and fastest recharge (0-80% in 50 min). Best app, smoothest user experience. Pair it with a 220W panel for total camping freedom. The right choice for 70% of buyers.
🛒 View on AmazonStorm prep / frequent outages
More capacity (1152 Wh vs 1024), 3,500 cycles (17% more lifespan), and 20ms UPS — fridge and CPAP don't notice the outage. Power Lifting mode handles 2,700W appliances. Best value per watt-hour in the class.
🛒 View on AmazonWhole-home backup base
2,048 Wh, 2,400W output, expandable to 6 kWh with extra batteries. The pick if you want a serious home backup system that can run a fridge + lights + WiFi for 24+ hours. The Delta 2's big brother.
🛒 View on AmazonSummary at a glance
⚡ EcoFlow
- Ultra-fast charging (80% in 50 min)
- Excellent intuitive app
- Expandable system up to 2 kWh
- Wide range of accessories
- Best for camping and mobility
🔋 BLUETTI
- Longer lifespan (3,500 cycles)
- More robust construction
- Better for intensive daily use
- Higher capacity in high-end range
- Best for permanent home backup
Full technical comparison (2026 data)
Head-to-head specs of the two flagships: EcoFlow Delta 2 vs BLUETTI AC180. Both ~1 kWh, both LiFePO4, both 1,800W output — but key differences below.
| Feature | EcoFlow Delta 2 | BLUETTI AC180 |
|---|---|---|
| Amazon US price (May 2026) | ~$799 | ~$699 |
| Capacity | 1,024 Wh | 1,152 Wh (+13%) |
| Battery chemistry | LiFePO4 | LiFePO4 |
| Cycle life (to 80%) | 3,000 | 3,500 (+17%) |
| AC continuous output | 1,800W | 1,800W |
| Peak surge | 2,200W (X-Boost) | 2,700W (Power Lifting) |
| 0-80% AC charge | 50 min ⚡ | 45 min ⚡ |
| Max solar input | 500W | 500W |
| UPS switchover | 30 ms (EPS) | 20 ms (true UPS) ✓ |
| Weight | 27 lbs (12 kg) ✓ | 35 lbs (16 kg) |
| App | ⭐⭐⭐⭐⭐ best in class | ⭐⭐⭐⭐ |
| Expandable | Yes, up to 3 kWh ✓ | No (see AC200L for that) |
| Warranty (US) | 5 years | 5 years |
| Cost per Wh | $0.78/Wh | $0.61/Wh ✓ (best value) |
| View on Amazon | See price → | See price → |
Deep dive: EcoFlow Delta 2
The Delta 2 has been EcoFlow's "do-everything" mid-range since 2023, and firmware updates have kept it competitive in 2026. What it does well:
- Genuinely fast recharge. 50 min from 0-80% on AC. When a storm is approaching and you've got a small window to top off, this matters.
- Best app in the category. Real-time consumption, smart scheduling, push alerts. Hands down the most polished mobile experience among power stations.
- Cheap solar ecosystem. EcoFlow's 110W and 220W panels offer the best price-to-watt ratio if you ever want to add solar.
- Light (27 lbs). Significantly easier to haul to the campsite, trunk, or basement than the AC180.
- Modular path. Add a Delta 2 Extra Battery later to double capacity. Plan for growth.
What's not great:
- Base 1,024 Wh is light for multi-day outages without an extension battery.
- Expansion batteries are pricey (~$499 each). If you know you'll need more than 1 kWh from day one, the AC180 makes more sense.
Deep dive: BLUETTI AC180
The AC180 is the favorite of off-grid forums and storm-prep communities in 2026. It costs less, packs more, and lasts longer. Pros:
- More capacity per dollar. $0.61/Wh is the best value in its class — beats Delta 2 ($0.78/Wh) and Jackery 1000 v2 ($0.75/Wh).
- 3,500 cycles vs 3,000. If you cycle it daily, that's ~17 months extra real-world life.
- True 20ms UPS. Sensitive to electronics like CPAP machines, desktops, or work-from-home rigs? This passes the test. Delta 2's 30ms EPS is fine for most but not for ultra-sensitive gear.
- Power Lifting up to 2,700W. Runs space heaters, hair dryers, and resistive loads other units in this class can't.
What's not great:
- Heavy (35 lbs / 16 kg). 8 lbs more than Delta 2 — noticeable if you move it often or take it camping.
- Not truly expandable. For growth path, look at AC180P (1,440 Wh) or jump to AC200L. Lacks Delta 2's modularity.
Which one should YOU buy?
⚡ Choose EcoFlow Delta 2 if...
- You camp, RV, or tailgate often (lighter, better solar)
- You want the smoothest app and easiest setup
- You may add capacity later (modular path)
- Fast recharge is your priority before storms
- You're tech-forward and want best-in-class UX
🔋 Choose BLUETTI AC180 if...
- You live in storm/hurricane/tornado country
- You want a true 20ms UPS for CPAP, PC, fridge
- You value max capacity per dollar ($0.61/Wh)
- You'll use it as daily off-grid backup
- You want longer cycle life (3,500 vs 3,000)
🏆 Final verdict
Occasional home backup + camping
EcoFlow Delta 2 (~$799). Hard to beat the combination of fast charge, lightweight, and best-in-class app for occasional use.
Storm prep / daily off-grid
BLUETTI AC180 (~$699). Cheaper, more capacity, longer lifespan, 20ms UPS. If you'll use it weekly or monthly, this is the smart money.
Budget alternative (~$599)
Anker SOLIX C1000 — 1,056 Wh LiFePO4, charges 0-100% in 58 min, solid Anker support. Great if your budget caps at $600.
Whole-home base ($1,599)
EcoFlow Delta 2 Max — 2,048 Wh, 2,400W output, expandable to 6 kWh. The right move if you want a serious backup system you can grow.
Buy direct from BLUETTI
Check current BLUETTI prices directly
If you are shopping from the United States, buying directly from BLUETTI's own store is often worth checking before Amazon: the official store carries the full current line-up, including models and bundles that never make it to third-party listings, and it runs its own seasonal discounts. Warranty and support go through BLUETTI either way. Outside the US, stick with Amazon or your regional retailer — the official store ships domestically.
🏪 See BLUETTI power stations →Affiliate link — US store. Price is the same for you.
BLUETTI AC180
Check the current price before ordering — it moves often.
~$699