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WattListHonest Wh math
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WATTLIST FIELD GUIDES HONEST WH MATH • SPEC-CHECKED GUIDES

Portable power stations, ranked.

Clear Wh math and honest trade-offs for camping, van life, and apartment blackouts — no brochure fluff.

verified Spec-checked against manufacturer pages
rule Affiliate-supported; rankings not for sale
sync Updated for 2026 models
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Usable Wh note

Manufacturers publish nameplate cell capacity, not what you get at the wall. Pure sine inverters typically lose roughly 10–20% as heat and BMS overhead. WattList sizes kits with that loss baked into the math — not brochure Wh.

Usable Wh Meter
Example math
Illustrative AC usable share 85.0%
USABLE AC
LOSS
Est. delivered 870 Wh To 120V loads
Est. overhead 154 Wh Inverter & BMS
info Example math only — not a lab measurement. Assumes ~15% inverter/BMS loss on AC output; real units vary by load and temperature.
calculate Field Sizing Model

Size your backup kit from real needs

Toggle essentials to estimate daily Wh with a built-in ~15% inverter conversion loss. Numbers are illustrative — see the sizing guide for formulas.

electric_bolt ~15% inverter loss applied
kitchen
Full-Size Refrigerator 120W Run / 800W Surge
Compressor cycles ~10h/day (approx. 1,200 Wh/day)
medical_services
CPAP Medical Machine 40W Unheated / 8h Night
320 Wh per night (humidifier chamber off)
router
Starlink & Wi-Fi Gateway 45W Continuous
Always-on network load (~1,080 Wh / 24h)
laptop_mac
Laptops & Phones USB-C PD High Output Cycles
2 Full Recharges (160 Wh)
24-Hour Energy Budget EXAMPLE DRAW
2,440 Wh/day
Gross capacity to buy (includes ~15% DC→AC overhead). Illustrative only.
Suggested hardware class: 2,000Wh + Expansion Pack

A standalone 1kWh unit will deplete in ~10 hours. Opt for a 2,000Wh expandable station (like Bluetti AC200L or EcoFlow Delta 2 Max) with at least 400W solar capability.

Evergreen pine forest treeline
Start Here

Curated Field Guides & Shootouts

Specs and street prices move. These guides focus on Wh, ports, weight, chemistry, and recharge — not marketing names.

Budget picks LFP Chemistry
WH/$ SHORTLIST

Best portable power stations under $1,000

Budget picks by capacity and output. Wh/$ breakdown, LiFePO4 lifecycles, and surge ratings that matter for real loads.

2026 under-$1k list arrow_forward
Head-to-Head Weekend Camping
WEIGHT • SOLAR • WH

Jackery vs EcoFlow vs Bluetti

Weekend camping comparison — weight, solar recovery, ports, and which brand fits a fridge weekend without a 50 lb brick.

Camping shootout arrow_forward
Urban Resilience Zero Emissions
QUIET BLACKOUT KIT

Apartment & condo blackout picks

Practical small-space outage shortlist — quiet LiFePO4 backup for fridge, Wi‑Fi, lights, and CPAP without gas fumes indoors.

Apartment-safe guide arrow_forward
Featured guide 12V Regulated DC
Updated 2026

Best Power Station for Van Life / Overlanding

Wh math, solar input, alternator charging, weight, and fridge-first endurance for life on the road — without brochure fluff.

DC ports Solar MPPT Expandable Wh
Read the full van-life guide Explore picks arrow_forward
Runtime Formulas Calculation Deep Dive

How many Wh for a fridge, Wi-Fi & CPAP?

Size your backup kit from real needs — watts × hours, inverter loss, and a realistic buffer.

WATTLIST RUNTIME FORMULA: Hours = (Wh × 0.85 usable) ÷ Running Watts
Worked examples arrow_forward
Solar guide MC4 • XT60 • VOC limits

Best Foldable Solar Panels for Portable Power Stations (2026)

Portable solar with honest sun math, connector guidance, station VOC input limits, and why a “200W” panel often makes far less in real midday sun.

wb_sunny Real sun math
cable Connector & VOC safety
backpack Packable foldables
FOLDABLE SOLAR
Quick compare

Brand face-off: published specs

tune From manufacturer pages — always verify before you buy
Brand & core unit Chemistry Cycle life (pub.) AC fast-charge (pub.) Max solar input (pub.) Best for
EcoFlow Delta 3 / Delta 2 Max X-Boost 2400W Inverter
LiFePO4 3,000+ cycles (published) Very fast (often under 1h to high SoC) High dual-input on Max-class Speed & expandability
Jackery Explorer 1000 v2 / Plus ChargeShield Protection
LiFePO4 4,000+ cycles (published) Fast AC on v2 / Plus Moderate (single-port class) Weekend camping
Bluetti AC180 / AC200L Power Lifting 2700W
LiFePO4 3,500+ cycles (published) Fast AC; quiet modes on some Strong max solar on AC200L Wh/$ & solar
Anker SOLIX C1000 / F2000 InfiniPower Unibody Design
LiFePO4 3,000+ cycles (published) Very fast AC on C1000-class Moderate XT60-class input Apartment & travel

* Specs summarized from manufacturer marketing pages and change often. Prefer current product pages and our linked guides for the latest street ranges.

How we pick

Why our Wh math stays honest

We judge units on capacity (Wh), continuous/surge watts, LiFePO4 cycle life, ports, weight, and recharge — not marketing names like “solar generator.” Specs are checked against manufacturer pages; street prices drift, and we call that out when a pick slips over a budget line.

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WattList may earn a commission when you buy through links on this site. That never changes the ranking logic. Full affiliate disclosure →

menu_book Editorial approach

Spec-checked guides with clear trade-offs. No paid placements in rankings. Questions or corrections? About WattList →

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