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CalmWatt Research

CalmWatt Research is the editorial and data team behind CalmWatt. We compile reference datasets from primary government records and compare home backup power model to model. We do not run a laboratory; our methodology page explains exactly what our process can and cannot support.

EcoFlow DELTA Pro vs EcoFlow DELTA Pro 3: what the DELTA Pro 3 actually changes

October 3, 2026August 28, 2026 by CalmWatt Research
EcoFlow DELTA Pro vs EcoFlow DELTA Pro 3: manufacturer-published specifications compared

DELTA Pro vs DELTA Pro 3: the published specs side by side and the figures EcoFlow actually changed. Every figure sourced.

Categories Power Stations

Bluetti AC70 vs EcoFlow RIVER 2 Pro: cheaper per watt-hour vs lighter per watt-hour

October 3, 2026August 28, 2026 by CalmWatt Research
Bluetti AC70 vs EcoFlow RIVER 2 Pro: manufacturer-published specifications compared

AC70: cheaper per watt-hour, more watts per dollar; RIVER 2 Pro: lighter per watt-hour. Every figure sourced; unstated specs shown as unstated.

Categories Power Stations

EcoFlow RIVER 3 vs EcoFlow RIVER 3 Plus: what the RIVER 3 Plus actually changes

October 3, 2026August 27, 2026 by CalmWatt Research
EcoFlow RIVER 3 vs EcoFlow RIVER 3 Plus: manufacturer-published specifications compared

RIVER 3 vs RIVER 3 Plus: the published specs side by side and the figures EcoFlow actually changed. Every figure sourced; unstated specs shown as unstated.

Categories Power Stations

Bluetti AC180P vs EcoFlow DELTA 3 Plus: cheaper per watt-hour vs longer cycle rating

October 14, 2026August 27, 2026 by CalmWatt Research
Bluetti AC180P vs EcoFlow DELTA 3 Plus: manufacturer-published specifications compared

AC180P: cheaper per watt-hour, lighter per watt-hour, more watts per dollar; DELTA 3 Plus: longer cycle rating. Every figure sourced.

Categories Power Stations

Bluetti Elite 200 V2 vs Jackery Explorer 2000 v2: cheaper per watt-hour vs lighter per watt-hour

October 3, 2026August 27, 2026 by CalmWatt Research
Bluetti Elite 200 V2 vs Jackery Explorer 2000 v2: manufacturer-published specifications compared

Elite 200 V2: cheaper per watt-hour, faster recharge, more watts per dollar; Explorer 2000 v2: lighter per watt-hour. Every figure sourced.

Categories Power Stations

What actually runs a gas furnace blower through a 12-hour winter outage

October 14, 2026August 27, 2026 by CalmWatt Research
A snow-covered house at night during a winter outage, its windows still lit

28 verified power stations, one gas furnace blower, 12 hours: which clear the start-up surge, which run long enough, and whose start-up is unstated.

Categories Buying Guides

Bluetti AC200L vs Bluetti Elite 200 V2: what the Elite 200 V2 actually changes

October 3, 2026August 26, 2026 by CalmWatt Research
Bluetti AC200L vs Bluetti Elite 200 V2: manufacturer-published specifications compared

AC200L vs Elite 200 V2: the published specs side by side and the figures Bluetti actually changed. Every figure sourced; unstated specs shown as unstated.

Categories Power Stations

Bluetti AC180 vs EcoFlow DELTA 3 Plus: cheaper per watt-hour vs lighter per watt-hour

October 14, 2026August 26, 2026 by CalmWatt Research
Bluetti AC180 vs EcoFlow DELTA 3 Plus: manufacturer-published specifications compared

AC180: cheaper per watt-hour, more watts per dollar; DELTA 3 Plus: lighter per watt-hour, more surge headroom, longer cycle rating. Every figure sourced.

Categories Power Stations

Bluetti AC180 vs Bluetti Elite 100 V2: what the Elite 100 V2 actually changes

October 3, 2026August 26, 2026 by CalmWatt Research
Bluetti AC180 vs Bluetti Elite 100 V2: manufacturer-published specifications compared

AC180 vs Elite 100 V2: the published specs side by side and the figures Bluetti actually changed. Every figure sourced; unstated specs shown as unstated.

Categories Power Stations

Anker SOLIX C1000 Gen 2 vs Jackery Explorer 1000 v2: faster recharge vs lighter per watt-hour

October 3, 2026August 25, 2026 by CalmWatt Research
Anker SOLIX C1000 Gen 2 vs Jackery Explorer 1000 v2: manufacturer-published specifications compared

C1000 Gen 2: faster recharge, more watts per dollar; Explorer 1000 v2: lighter per watt-hour, more surge headroom. Every figure sourced.

Categories Power Stations
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Reference data

Free to cite. No affiliate links on these pages.

  • Generator CO deaths: CPSC revision matrix
    Eight CPSC editions compared. Counts rise +51% on average after first publication.
  • Power station & generator recalls: CPSC index
    44 CPSC recall notices in our dataset, the earliest from 1989 — notices, not product units. By our classification: 8 battery power station, 33 engine-driven generator, 3 generator (type unclear).

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About CalmWatt

We compare home backup power model to model, and turn public safety records into datasets anyone can check.

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CalmWatt

Model-to-model comparisons for home backup power, plus safety datasets compiled from primary government records.

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