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EcoFlow STREAM Ultra vs Zendure SolarFlow 800 Pro

Usable capacity: EcoFlow STREAM Ultra –, Zendure SolarFlow 800 Pro –. The EcoFlow STREAM Ultra is better on 3 of 8 comparable points.

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Both models in detail

Who wins where

  • EcoFlow STREAM Ultra
  • Zendure SolarFlow 800 Pro
GeneralPerformanceDimensions & weight
General: EcoFlow STREAM Ultra 50, Zendure SolarFlow 800 Pro 50; Performance: EcoFlow STREAM Ultra 5, Zendure SolarFlow 800 Pro 3; Dimensions & weight: EcoFlow STREAM Ultra 84, Zendure SolarFlow 800 Pro 83

Biggest differences

FactSTREAM UltraSolarFlow 800 Pro
Discharge power (continuous)1.2 kW0.8 kW
Weight23.1 kg25.9 kg
Charge power (continuous)1.05 kW1 kW
All specifications ↓

Score per area = position (0–100) relative to all 140 models in this category; higher is better.

Technical specificationsEcoFlowSTREAM UltraZendureSolarFlow 800 Pro
General
Cell chemistryLFP1LFP2
Smart charging on dynamic pricesYes1Yes2
Wi-Fi / appYes1Yes2
Performance
Nominal capacity1.92 kWh11.92 kWh2
Expandable up to11.52 kWh111.52 kWh2
Charge power (continuous)1.05 kW✓11 kW2
Discharge power (continuous)1.2 kW✓10.8 kW2
Electrical
Backup powerYes1–
Off-grid capableYes1–
Dimensions & weight
IP ratingIP651IP652
Min. operating temperature-20 °C1-20 °C2
Width284 mm1–
Height458 mm1–
Depth255 mm1–
Weight23.1 kg✓125.9 kg2
Warranty & lifespan
Warranted cycles6,0001–
Warranty10 years1–

Frequently asked questions

Which is better: the EcoFlow STREAM Ultra or the Zendure SolarFlow 800 Pro?

Usable capacity: EcoFlow STREAM Ultra –, Zendure SolarFlow 800 Pro –. The EcoFlow STREAM Ultra is better on 3 of 8 comparable points.

Which is better on discharge power (continuous): the EcoFlow STREAM Ultra or the Zendure SolarFlow 800 Pro?

EcoFlow STREAM Ultra: 1.2 kW. Zendure SolarFlow 800 Pro: 0.8 kW.

Which is better on weight: the EcoFlow STREAM Ultra or the Zendure SolarFlow 800 Pro?

EcoFlow STREAM Ultra: 23.1 kg. Zendure SolarFlow 800 Pro: 25.9 kg.

How we collect and check this data →

Sources

  1. EcoFlow STREAM Ultra/Pro Specifications, 1.0 — EcoFlow UK · accessed 29 Sept 2026
  2. Zendure SolarFlow 800 Pro – User Manual, 1. Specification, VApr-18 (april 2025) — Zendure · accessed 27 Sept 2026