EcoFlow RIVER 3 Plus vs Jackery Explorer 300 JE-300E LiFePO4

Where these rank

• EcoFlow RIVER 3 Plus #2 of 10 in Best 300 Wh Stations · #3 Small / carry in Best Portable Power Stations
• Jackery Explorer 300 JE-300E LiFePO4 #6 of 10 in Best 300 Wh Stations

Quick answers

Is the EcoFlow RIVER 3 Plus better than the Jackery Explorer 300 JE-300E LiFePO4?

EcoFlow RIVER 3 Plus leads by 11 points overall. No purchase urgency: the performance leader is not at a Good or Great price today.

Which has more usable capacity, the EcoFlow RIVER 3 Plus or Jackery Explorer 300 JE-300E LiFePO4?

The EcoFlow RIVER 3 Plus, by 20 Wh — 243 Wh versus 223 Wh, a 9% advantage. At a 60 W load that is roughly 0.3 extra hours before the battery is empty. Both figures are estimated AC-delivered energy, not the nameplate battery rating — the watt-hours that actually reach your devices, which is always less than the number on the box.

Which has more AC output, the EcoFlow RIVER 3 Plus or Jackery Explorer 300 JE-300E LiFePO4?

The EcoFlow RIVER 3 Plus: 600 W versus 300 W continuous. That gap matters only if a load sits between the two numbers — below 300 W both run it, above 600 W neither does. Surge headroom follows the same order: 1,200 W against 600 W, and surge is what decides whether a compressor or pump actually starts.

How does runtime compare between the EcoFlow RIVER 3 Plus and Jackery Explorer 300 JE-300E LiFePO4?

On the same sourced load — a refrigerator (full-size) — the EcoFlow RIVER 3 Plus runs longer: 3.9 hours against 3.5. These are planning estimates from each model's AC-delivered capacity, not stopwatch tests; real duty cycle and temperature move them.

Which is lighter, the EcoFlow RIVER 3 Plus or Jackery Explorer 300 JE-300E LiFePO4?

The Jackery Explorer 300 JE-300E LiFePO4, by 1.3 kg (3.4 kg versus 4.7 kg). Both weights are manufacturer figures for the bare unit; cables and a solar panel add to whatever you actually carry.

Which model should I buy for my use case?

On the sub-scores that describe each use case: the EcoFlow RIVER 3 Plus for home backup; the Jackery Explorer 300 JE-300E LiFePO4 for camping & rv. They split, so the honest answer depends on which of those you are actually buying for.

Keep deciding

• Full scorecard, specs & price for EcoFlow RIVER 3 Plus →
• Full scorecard, specs & price for Jackery Explorer 300 JE-300E LiFePO4 →
• See more alternatives to EcoFlow RIVER 3 Plus →
• See more alternatives to Jackery Explorer 300 JE-300E LiFePO4 →
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• Capacity vs output explained →
• Battery cycle-life thresholds →
• UPS behavior explained →