Sleep Backup Lab

Comparison

Compare CPAP backup batteries

25 CPAP batteries and CPAP-suitable power stations, side by side — capacity, weight, chemistry, outputs, FAA carry-on class, price, and estimated runtime. Filter and sort to narrow it down, then open any model for the full spec sheet.

25 of 25
BatteryWh ↑WeightChemOutputsEst. runtimeAir travelPrice
Medistrom Pilot-24 LiteMedistrom Pilot-24 Lite95 Wh1.3 lbLi-ion
DC
2.5–3.1 hCarry-on$169 – $199Amazon →
ResMed Power Station II (RPS II)97 Wh2 lbLi-ion
DC
2.5–3.1 hCarry-on$249 – $299Amazon →
Zopec Explore Mini CPAP Battery (UPS Backup)Zopec Explore Mini CPAP Battery (UPS Backup)97 Wh1 lb—
USB-C
2.5–3.1 hCarry-on$329 – $349Amazon →
Jackery Explorer 100 Plus99 Wh2.13 lbLiFePO4
USB-C
2.6–3.2 hCarry-on$89 – $149Amazon →
Anker Prime Power Bank (27,650mAh, 250W, 140W USB-C PD)Anker Prime Power Bank (27,650mAh, 250W, 140W USB-C PD)99.54 Wh—Li-ion
USB-C
2.6–3.2 hCarry-on$129 – $179Amazon →
Freedom V² CPAP BatteryFreedom V² CPAP Battery99.9 Wh1.7 lbLi-ion
DC
2.6–3.2 hCarry-on$349 – $399Amazon →
NiteOwl CPAP Battery Backup (2nd Gen, 150Wh Swappable)NiteOwl CPAP Battery Backup (2nd Gen, 150Wh Swappable)150 Wh2 lbLi-ion
DC
3.9–4.8 hAirline OK*$329 – $379Amazon →
Portable Outlet 159Wh UPS CPAP Battery (Sunset Healthcare)Portable Outlet 159Wh UPS CPAP Battery (Sunset Healthcare)159 Wh3 lbLi-ion
AC
4.1–5.1 hAirline OK*$299 – $419Amazon →
Freedom CPAP Battery 160WhFreedom CPAP Battery 160Wh160 Wh2.2 lbLi-ion
DC
4.1–5.1 hAirline OK*$349 – $399Amazon →
Bluetti AC2ABluetti AC2A204.8 Wh7.9 lbLiFePO4
DCACUSB-C
5.3–6.6 hNo fly$129 – $219Amazon →
EcoFlow RIVER 2EcoFlow RIVER 2256 Wh7.7 lbLiFePO4
DCACUSB-C
6.6–8.2 hNo fly$179 – $239Amazon →
Jackery Explorer 240 v2Jackery Explorer 240 v2256 Wh7.7 lbLiFePO4
DCACUSB-C
6.6–8.2 hNo fly$129 – $209Amazon →
Renogy 72000mAh 266Wh 12V CPAP Power BankRenogy 72000mAh 266Wh 12V CPAP Power Bank266 Wh3.3 lb—
DCUSB-C
6.9–8.6 hNo fly$159 – $189Amazon →
EASYLONGER ES720 CPAP Battery (266Wh)EASYLONGER ES720 CPAP Battery (266Wh)266.4 Wh3.3 lbLiFePO4
DCUSB-C
6.9–8.6 hNo fly$209 – $230Amazon →
Anker SOLIX C300 DCAnker SOLIX C300 DC288 Wh4.2 lbLiFePO4
DCUSB-C
7.4–9.3 hNo fly$169 – $249Amazon →
Jackery Explorer 300 (292Wh)Jackery Explorer 300 (292Wh)293 Wh7.1 lbLi-ion
DCACUSB-C
7.6–9.4 hNo fly$199 – $299Amazon →
Bluetti X30 CPAP Battery Backup (297Wh)Bluetti X30 CPAP Battery Backup (297Wh)297 Wh3.9 lbLi-ion
DC
7.7–9.5 hNo fly$249 – $399Amazon →
Goal Zero Yeti 300 (297Wh, LiFePO4)Goal Zero Yeti 300 (297Wh, LiFePO4)297 Wh13.7 lbLiFePO4
DCACUSB-C
7.7–9.5 hNo fly$299 – $349Amazon →
EASYLONGER ES960 CPAP Battery Backup (297Wh)EASYLONGER ES960 CPAP Battery Backup (297Wh)297.6 Wh6.6 lbLiFePO4
DCUSB-C
7.7–9.6 hNo fly$269 – $320Amazon →
Bluetti AC60403 Wh20.06 lbLiFePO4
DCACUSB-C
10.4–13 hNo fly$269 – $599Amazon →
Jackery Explorer 500Jackery Explorer 500518 Wh13.32 lbLi-ion
DCAC
13.4–16.7 hNo fly$299 – $499Amazon →
Bluetti X60 CPAP Battery Backup (614Wh)614 Wh15 lbLiFePO4
DCUSB-C
15.8–19.7 hNo fly$359 – $499Amazon →
Bluetti AC70 Portable Power Station (768Wh, 1000W LiFePO4)Bluetti AC70 Portable Power Station (768Wh, 1000W LiFePO4)768 Wh22.5 lbLiFePO4
DCACUSB-C
19.8–24.7 hNo fly$329 – $599Amazon →
EcoFlow DELTA 2EcoFlow DELTA 21024 Wh27 lbLiFePO4
DCACUSB-C
26.4–32.9 hNo fly$399 – $699Amazon →
Anker SOLIX C1000 (1056Wh Power Station)Anker SOLIX C1000 (1056Wh Power Station)1056 Wh28.44 lbLiFePO4
DCACUSB-C
27.2–33.9 hNo fly$399 – $499Amazon →

Est. runtime is a reference figure for a ResMed AirSense 11 at ~28 W on a DC connection (no humidifier). Your runtime varies — use the runtime calculator for your setup. *Airline OK = 100–160 Wh, allowed with airline approval.

Not sure what size you need? Try the runtime calculator or read the backup battery guide.

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