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EcoFlow OCEAN 2 LFP Battery 8kWh vs Huawei LUNA2000-7-S1

Usable capacity: EcoFlow OCEAN 2 LFP Battery 8kWh 7.76 kWh, Huawei LUNA2000-7-S1 6.9 kWh. The EcoFlow OCEAN 2 LFP Battery 8kWh is better on 4 of 5 comparable points.

Who wins where

  • EcoFlow OCEAN 2 LFP Battery 8kWh
  • Huawei LUNA2000-7-S1

Biggest differences

FactOCEAN 2 LFP Battery 8kWhLUNA2000-7-S1
Weight67.5 kg80 kg
Charge power (continuous)4.1 kW3.5 kW
Discharge power (continuous)4.1 kW3.5 kW
Usable capacity7.76 kWh6.9 kWh
All specifications ↓

Score per area = position (0–100) relative to all 39 models in this category; higher is better.

Technical specifications EcoFlowOCEAN 2 LFP Battery 8kWh HuaweiLUNA2000-7-S1
General
Cell chemistry LFP 1 LFP 2
Wi-Fi / app Yes 1 –
Performance
Usable capacity 7.76 kWh ✓ 1 6.9 kWh 2
Nominal capacity 8.03 kWh 1 –
Charge power (continuous) 4.1 kW ✓ 1 3.5 kW 2
Discharge power (continuous) 4.1 kW ✓ 1 3.5 kW 2
Peak power 6.4 kW 1 –
Efficiency
Depth of discharge – 100 % 2
Electrical
Coupling DC-coupled 1 –
Backup power Yes 1 –
Dimensions & weight
IP rating IP66 1 IP66 2
Min. operating temperature -20 °C 1 -20 °C 2
Width 680 mm 1 590 mm 2
Height 378 mm 1 510 mm 2
Depth 196 mm 1 255 mm 2
Weight 67.5 kg ✓ 1 80 kg 2

Sources

  1. EcoFlow OCEAN 2 Three-Phase – Datasheet (EN), Datasheet_EN, PDF van 08.09.2026 — EcoFlow Inc. · accessed 27 Sept 2026
  2. LUNA2000-5/7/10/12/14/15/17/19/21-S1 – Technical Specification, 01-202509 — Huawei Digital Power Technologies Co., Ltd. · accessed 27 Sept 2026