Anker SOLIX F3800 portable power station
Goal Zero Yeti Pro 4000 portable power station

Pick this if

Anker SOLIX F3800

  • Continuous AC output: 6,000 W vs 3,600 W
  • List price: $2,000 vs $4,000
  • Cost per watt-hour: $0.52 vs $1.00

Buyers who want a well-made, well-supported unit and will use the app.

Pick this if

Goal Zero Yeti Pro 4000

  • Capacity: 3,994 Wh vs 3,840 Wh
  • Weight: 115.7 lb vs 132.3 lb
  • Watt-hours per pound: 34.5 Wh/lb vs 29.0 Wh/lb
  • Max solar input: 3,000 W vs 2,400 W

Buyers who value the ecosystem, the retail presence and a familiar outdoor brand.

Spec by spec

A green arrow marks the better figure on each row. Rows where only one unit publishes a number are shown without a winner rather than guessed.

MetricF3800Yeti Pro 4000What it means
Capacity3,840 Wh3,994 WhHow much energy the unit stores. Sets how long everything else can run.
Continuous AC output6,000 W3,600 WThe largest load the inverter will run continuously, not counting surge.
Weight lower is better132.3 lb115.7 lbThe spec buyers most often regret ignoring.
List price lower is better$2,000$4,000Vendor list price at the time of collection; street prices move.
Cost per watt-hour lower is better$0.52$1.00Price divided by capacity. The fairest single value metric.
Watt-hours per pound29.0 Wh/lb34.5 Wh/lbCapacity you get per pound carried.
Max solar input2,400 W3,000 WCaps how large an array is useful, and therefore off-grid recharge speed.
AC recharge time lower is better180 minVendor-stated time to full from a wall outlet.
Rated cycles3,000 cycles4,000 cyclesVendor claim for charge cycles before capacity degrades to 80%.
Max expandable capacity53,800 WhHow far the system can grow with add-on batteries.
Warranty60 months60 monthsStated warranty length from the vendor listing.

How each one ranks overall

Anker SOLIX F3800

Goal Zero Yeti Pro 4000

The brands behind them

Anker SOLIX

The existing Anker customer upgrading from power banks and chargers

Best for: Buyers who want a well-made, well-supported unit and will use the app.

Not for: Off-gridders who need the widest accessory ecosystem or the lowest cost per Wh.

Full Anker SOLIX profile →

Goal Zero

The outdoor retailer shopper who wants a system they can see in person

Best for: Buyers who value the ecosystem, the retail presence and a familiar outdoor brand.

Not for: Spec-sheet shoppers optimising cost per watt-hour.

Full Goal Zero profile →

Where these numbers come from. Every figure on this page is taken from Anker SOLIX’s own product listing and is stored with the vendor’s exact wording, reproduced below. We do not estimate missing specs — a field the vendor does not publish is shown as “—” and excluded from rankings. Source: www.ankersolix.com/products/f3800.

Vendor wording for each figure (7)
  • capacityWh: “3,840Wh | 6,000W
  • acOutputW: “6,000W | 3,840Wh | Up to 2400W Solar Input
  • weight: “132.3 lb
  • solarInputW: “Up to 2,400W (dual 60V) solar charging
  • cycleLife: “3,000+ cycles
  • maxExpandableWh: “expandable to 53.8kWh
  • warrantyMonths: “5-year warranty

Where these numbers come from. Every figure on this page is taken from Goal Zero’s own product listing and is stored with the vendor’s exact wording, reproduced below. We do not estimate missing specs — a field the vendor does not publish is shown as “—” and excluded from rankings. Source: goalzero.com/products/yeti-pro-4000-power-station.

Vendor wording for each figure (7)
  • capacityWh: “3994 Wh(51.2 V, 78 Ah)
  • acOutputW: “3600 W Continuous, 7200 W Surge
  • weight: “115.7 lbs (52kg)
  • solarInputW: “HPP High Voltage Input: 3000W Max (13.3-150 V, up to 30A)
  • rechargeAcMinutes: “0-100% in under 3 hours when plugged into the wall
  • cycleLife: “Lifecycles => 4000+ (1C discharge 80% ODC)
  • warrantyMonths: “Warranty : 5 years

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