EcoFlow DELTA 3 1000 AirvsEcoFlow RIVER 3 Max Plus
Head-to-head comparison of scores, specs, and features.
EcoFlow DELTA 3 1000 Air
68.9Grade B+
Price
$499.00
AC Power
500W
EcoFlow RIVER 3 Max Plus
73.7Grade A-
Price
$469.00
AC Power
600W
EcoFlow RIVER 3 Max Pluswins by4.8points overall.
The Verdict
Overall take
Buy EcoFlow DELTA 3 1000 Air if
- Better Max Solar Input: 500 vs 220
- Higher overall score
- Higher overall score
Buy EcoFlow RIVER 3 Max Plus if
- Better Expandable Capacity: Yes vs No
- Better Max Extra Batteries: 1 vs 0
- Consider for different needs
Top 3 Key Differences
Expandable Capacity
Novs Yes
Score: 0 vs 100
Max Solar Input
500vs 220
Score: 53.4 vs 28
Max Extra Batteries
0vs 1
Score: 20 vs 40
Performance by Category
ChargingEcoFlow DELTA 3 1000 Air wins
EcoFlow DELTA 3 1000 Air
90.7
EcoFlow RIVER 3 Max Plus
85.6
AC PowerTie
EcoFlow DELTA 3 1000 Air
58.1
EcoFlow RIVER 3 Max Plus
61.0
ConnectivityTie
EcoFlow DELTA 3 1000 Air
75.0
EcoFlow RIVER 3 Max Plus
75.0
PriceTie
EcoFlow DELTA 3 1000 Air
98.8
EcoFlow RIVER 3 Max Plus
96.9
BatteryEcoFlow RIVER 3 Max Plus wins
EcoFlow DELTA 3 1000 Air
34.7
EcoFlow RIVER 3 Max Plus
63.9
PhysicalTie
EcoFlow DELTA 3 1000 Air
98.9
EcoFlow RIVER 3 Max Plus
100.0
Advanced FeaturesTie
EcoFlow DELTA 3 1000 Air
66.7
EcoFlow RIVER 3 Max Plus
66.7
WarrantyTie
EcoFlow DELTA 3 1000 Air
51.0
EcoFlow RIVER 3 Max Plus
51.0
Full Technical Specifications
| Feature | EcoFlow DELTA 3 1000 Air | EcoFlow RIVER 3 Max Plus |
|---|---|---|
| Charging | ||
| Ac Charge Speed | 120 | 60 |
| Charger Type | AC adapter (X-Stream), 100-240V~50/60Hz, 5.5A input | X-Stream AC (380W), Solar (220W), Car/Alternator (220W, 11-55V) |
| Fast Charging | Yes | Yes |
| Max Solar Input | 500 | 220 |
| Max Solar Panels | 2 | — |
| Pass Through Charging | Yes | Yes |
| Smart Charging | Yes | Yes |
| Solar Connector Type | XT60i | XT60i |
| Solar Panel Compatibility | EcoFlow 110W, 160W, 220W portable solar panels (XT60 connector implied); max 500W input | EcoFlow solar panels up to 220W |
| AC Power | ||
| Ac Output Amps | 4.2A max | 3 outlets |
| Ac Power Continuous | 500 | 600 |
| Ac Power Surge | 1000 | 1200 |
| Ac Wave Quality | Pure Sine Wave | Pure Sine Wave |
| Connectivity | ||
| App Control | Yes | Yes |
| Bluetooth | Yes | Yes |
| Wifi Connectivity | Yes | Yes |
| Wireless Charging | No | No |
| Price | ||
| Base Price | 499.00 | 469.00 |
| Bundle Price | 519.00 | 469.00 |
| Cost Per Wh | 0.52 | 0.55 |
| Price Description | On sale $329 (reg. $499). Member-only additional discount available via EcoCredits. | Sale price $469 (regular $717). Spring Sale 2026. Includes RIVER 3 Plus (286Wh) + EB600 Extra Battery (572Wh) = 858Wh total system. |
| Battery | ||
| Battery Capacity Wh | 960 | 858 |
| Battery Lifespan Cycles | 3000 | 3000 |
| Expandable Capacity | No | Yes |
| Extra Battery Capacity | — | 572 |
| Max Extra Batteries | 0 | 1 |
| Product Info | ||
| Brand | EcoFlow | EcoFlow |
| Model Name | DELTA 3 1000 Air | RIVER 3 Max Plus |
| Product Url | https://us.ecoflow.com/products/delta-3-1000-air-10ms-ups-portable-power-station | https://us.ecoflow.com/products/river-3-max-plus-river-3-plus-extra-battery-600?variant=54335221137481 |
| DC Power | ||
| Dc Output | USB-A: 1x12W; USB-C: 1x18W; No 12V DC output | — |
| Physical | ||
| Dimensions | 22.0 x 22.3 x 26.3 cm | 23.4 x 23.1 x 14.7 cm |
| Energy Density Wh Per Kg | 97.0 | 181.8 |
| Noise Level | 39 | 30 |
| Operating Temp | 14°F to 113°F | Charge: 0°C to 45°C; Discharge: -10°C to 45°C |
| Portable | Yes | Yes |
| Weight | 9.9 kg · 21.8 lbs | 4.7 kg · 10.4 lbs |
| Advanced Features | ||
| Parallel Expansion | No | No |
| Ups Functionality | Yes | Yes |
| Ups Switch Time | 10 | 10 |
| Warranty | ||
| Warranty | 2 | 2 |