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Guides

All guides

Runtimes by device, sizes, best picks and head-to-heads, all from the makers’ specs.

Best for

Best for CPAPWhich portable power station runs a CPAP the most nights for the money, with and without the humidifier.Best for campingPortable power stations for camping and vans, ranked by weight, Wh per pound and solar refill time.Best for home backupPortable power stations for power outages, ranked by how long they run a fridge, with output and price per Wh.Best under $500In-stock portable power stations at $500 or less, ranked by how long they run a fridge, with CPAP nights, output, weight and price per Wh.Best under $1,000In-stock portable power stations at $1,000 or less, ranked by how long they run a fridge, with CPAP nights, output, weight and price per Wh.

By device

CPAP runtimeNights of CPAP, with and without the humidifier, from ResMed’s published power figures.Freezer runtimeHours a chest freezer runs, for an ENERGY STAR model and the US average, from yearly kWh.Starlink runtimeHours of Starlink Standard, at 75 W and 100 W, from Starlink’s spec sheet.Wi‑Fi runtimeHours a modem and router run during an outage, at about 11 W.Winter outagesWhat a portable power station keeps running in a winter outage: fridge, Wi‑Fi, lights, phones, CPAP.Microwaves & high wattsWhich of 18 portable power stations can run a microwave, coffee maker or hair dryer, and for how long.TV runtimeHours a TV runs, for 43, 55 and 65-inch sets and a TV with a game console, from ENERGY STAR data.Electric blanketNights of electric blanket at 100 W and 200 W: the cheapest way to stay warm in a winter outage.Space heatersHow long 18 portable power stations run a 1,500 W or 750 W space heater, which can’t run one at all, and the safety rules.Window ACHours 18 portable power stations run a 5,000, 8,000 or 10,000 BTU window AC, the start-up surge to plan for, and why inverter ACs are easier.Sump pumpsWhether 18 portable power stations can start a 1/3 or 1/2 hp sump pump, and how long they keep it pumping in a storm.Station vs generatorA battery power station or a gas generator for outages: where each can run, how long, what they power, and the carbon monoxide rules.

By size

What 1,000 Wh runsHours a 1,000 Wh portable power station runs a fridge, CPAP, router, laptop, lights and more, and which models are that size.What 2,000 Wh runsHours a 2,000 Wh portable power station runs a fridge, CPAP, router, laptop, lights and more, and which models are that size.Fridge runtimeAn average US fridge uses about 1.7 kWh a day.What size do I needAdd up watts × hours, divide by 0.85.

Head to head

Explorer 1000 v2 vs C1000 Gen 2Similar fridge runtimes; the prices are about the same.Explorer 2000 v2 vs DELTA 3 Max PlusSame fridge runtime; the Explorer 2000 v2 is $300 cheaper.Explorer 1000 v2 vs Explorer 2000 v2The Explorer 2000 v2 runs a fridge 1.9× as long; the Explorer 1000 v2 is $400 cheaper.AC180 vs Explorer 1000 v2The Explorer 1000 v2 runs a fridge 12% longer; both $499.Elite 100 V2 vs C1000 Gen 2The C1000 Gen 2 runs a fridge 15% longer; the prices are about the same.R1500 vs AC180The R1500 runs a fridge 21% longer; the AC180 is $40 cheaper.Elite 200 V2 vs Explorer 2000 v2The Explorer 2000 v2 runs a fridge 13% longer; both $899.Elite 200 V2 vs DELTA 3 Max PlusThe DELTA 3 Max Plus runs a fridge 13% longer; the Elite 200 V2 is $300 cheaper.R4000 vs Apex 300The R4000 runs a fridge 1.6× as long; both $1,499.C2000 Gen 2 vs Explorer 2000 v2The Explorer 2000 v2 runs a fridge 13% longer; the prices are about the same.RIVER 3 Plus vs Elite 30 V2The RIVER 3 Plus runs a fridge 13% longer; the prices are about the same.HomePower 3000 vs Apex 300The HomePower 3000 runs a fridge 43% longer; the HomePower 3000 is $150 cheaper.AC200L vs DELTA 2 MaxThe DELTA 2 Max runs a fridge 17% longer; the AC200L is $150 cheaper.AC200L vs Explorer 2000 v2The Explorer 2000 v2 runs a fridge 17% longer; both $899.

Tools

Runtime calculatorHow long a portable power station runs your fridge, CPAP or laptop: the formula and a runtime table.Solar recharge timeSun hours to refill 18 portable power stations at maximum solar input, and with 200 W or 400 W of panels.Compare allALLPOWERS, Anker SOLIX, BLUETTI, EcoFlow and Jackery side by side: capacity, output, surge, weight, solar and price per Wh.

By brand

ALLPOWERS models2 models · 1,152–3,456 Wh · from $539.Anker SOLIX models3 models · 1,024–5,024 Wh · from $499.99.BLUETTI models6 models · 288–2,765 Wh · from $289.99.EcoFlow models3 models · 286–2,048 Wh · from $299.Jackery models4 models · 640–3,072 Wh · from $499.

Add-ons

Solar panels11 solar panels from BLUETTI, EcoFlow and ALLPOWERS: watts, weight, price per watt and sun hours to refill each maker’s stations.Add-onsExtra batteries, solar panels and car (alternator) chargers from BLUETTI, EcoFlow and ALLPOWERS, with what each adds, from the makers’ specs.

Reference

GlossaryPlain-English definitions of the specs on a portable power station: watt-hours, continuous and surge output, LiFePO4, solar input, MPPT, UPS and more.How we calculateThe formulas behind every RuntimeMath number: runtime, fridge averages, start-up surge, solar refill, cold and battery age, and where specs and prices come from.

Stations

EcoFlow · 286 WhEcoFlow RIVER 3 Plus3.5 h on an average fridge · $299 BLUETTI · 288 WhBLUETTI Elite 30 V23.1 h on an average fridge · $289.99 Jackery · 640 WhJackery Explorer 600 v27.7 h on an average fridge · $499 (sold out)Anker SOLIX · 1,024 WhAnker SOLIX C1000 Gen 212.4 h on an average fridge · $499.99 BLUETTI · 1,024 WhBLUETTI Elite 100 V210.8 h on an average fridge · $499 (ships Nov 12)Jackery · 1,070 WhJackery Explorer 1000 v212.9 h on an average fridge · $499 BLUETTI · 1,152 WhBLUETTI AC18011.5 h on an average fridge · $499 ALLPOWERS · 1,152 WhALLPOWERS R150013.9 h on an average fridge · $539 Jackery · 2,042 WhJackery Explorer 2000 v224.7 h on an average fridge · $899 EcoFlow · 2,048 WhEcoFlow DELTA 3 Max Plus24.7 h on an average fridge · $1,199 Anker SOLIX · 2,048 WhAnker SOLIX C2000 Gen 221.9 h on an average fridge · $899.99 BLUETTI · 2,048 WhBLUETTI AC200L21.1 h on an average fridge · $899 EcoFlow · 2,048 WhEcoFlow DELTA 2 Max24.7 h on an average fridge · $1,049 BLUETTI · 2,074 WhBLUETTI Elite 200 V221.9 h on an average fridge · $899 BLUETTI · 2,765 WhBLUETTI Apex 30026 h on an average fridge · $1,499 Jackery · 3,072 WhJackery HomePower 300037.1 h on an average fridge · $1,349 ALLPOWERS · 3,456 WhALLPOWERS R400041.7 h on an average fridge · $1,499 Anker SOLIX · 5,024 WhAnker SOLIX S50002.5 days on an average fridge · $3,599.99 (available Oct 27)