Brands We Review
We are brand-agnostic. Every product is tested and scored on the same criteria regardless of manufacturer. Here are the brands in our review database — explore their full product lineups and see how they stack up.
EcoFlow
Leading portable power station manufacturer known for fast charging technology and expandable systems.
BLUETTI
Nevada-based portable power company specializing in high-capacity LiFePO4 systems.
Jackery
California-based pioneer in portable power stations, known for beginner-friendly products.
Anker (SOLIX)
Consumer electronics giant's power station line, offering excellent value and build quality.
Renogy
Renewable energy products focused on solar panels, charge controllers, and DIY off-grid systems.
Goal Zero
Pioneer in portable solar power since 2007, known for the Yeti power station line.
Sawyer Products
Industry-leading portable water filtration with the Squeeze and Mini filters.
GRAYL
Press-purifier water bottles that remove viruses, bacteria, and chemicals.
Victron Energy
Dutch manufacturer of professional-grade inverters, charge controllers, and energy management systems.
AIMS Power
Nevada-based manufacturer of heavy-duty pure sine wave inverters and off-grid power conversion equipment.
Alexapure
Gravity-fed water filtration systems marketed through My Patriot Supply, popular for emergency preparedness.
Ampere Time
Original name of LiTime (rebranded 2023). Budget-friendly LiFePO4 batteries for RV, marine, and off-grid solar storage.
AquaTru
Countertop reverse osmosis systems that remove PFAS, heavy metals, and chemicals without plumbing.
Battle Born Batteries
Reno-based LiFePO4 battery maker (Dragonfly Energy) favored by RV and marine users for build quality and US support.
Berkey
Gravity-fed water filtration systems manufactured by New Millennium Concepts (NMCL), widely recognized for emergency and off-grid use.
BioLite
Brooklyn-based outdoor energy brand known for wood-burning camp stoves, solar panels, and modular off-grid gear.
Bluevua
Countertop reverse osmosis systems with multi-stage filtration, focused on PFAS and lead removal.
BougeRV
RV-focused off-grid brand covering portable solar panels, 12V fridges, and power accessories for overlanding and camping.
CHINS
Amazon-focused budget LiFePO4 battery supplier for RV, marine, and off-grid DIY.
Dakota Lithium
Grand Forks-based LiFePO4 battery brand known for cold-weather performance and angler/hunter-focused products.
DJI
World's largest drone manufacturer, now making the DJI Power line of portable power stations with fast charging and drone-battery integration.
Doulton
British ceramic water filter maker established in 1826, the original source of the Berkefeld ceramic element.
EPEVER
Beijing-based manufacturer of solar charge controllers and off-grid inverters, widely used in DIY and small commercial solar builds.
Epic Water Filters
Denver-based water filter pitcher and countertop brand focused on heavy-metal and PFAS removal.
Epoch Batteries
US-designed premium LiFePO4 battery brand targeting serious RV, marine, and off-grid users with advanced BMS and heated options.
Giandel
Budget pure sine wave inverter brand popular in RV and DIY solar builds on Amazon.
Growatt
Major Chinese solar inverter manufacturer active in residential, off-grid, and commercial solar markets worldwide.
HQST
Budget-focused solar panel and off-grid component brand popular in DIY RV and cabin solar builds.
HydroBlu
Utah-based outdoor water filtration brand focused on backpacking and emergency preparedness.
Katadyn
Swiss premium water filtration brand founded in 1928, standard issue for militaries, NGOs, and serious backcountry users worldwide.
Krieger
Amazon-focused budget inverter brand offering modified and pure sine wave options for RV and automotive use.
LifeStraw
Vestergaard-owned water purifier brand that launched the original personal straw filter and now covers bottles, gravity, and home systems.
LiTime
2023 rebrand of Ampere Time, focused on budget-friendly LiFePO4 batteries for RV, marine, and off-grid solar storage.
Morningstar
New Jersey-based charge controller manufacturer with 1 million+ units deployed, widely considered the industry standard for professional off-grid installs.
MSR (Mountain Safety Research)
Seattle-based outdoor gear brand (Cascade Designs) making the Guardian purifier favored by expedition and military users.
Newpowa
Budget-focused solar panel brand popular in DIY marine, RV, and small off-grid installations.
Pecron
Portable power station brand offering LiFePO4 builds at aggressive prices, gaining traction among RV and prepper audiences.
Platypus
Backcountry water storage and filtration brand under Cascade Designs, known for the GravityWorks system.
Power Queen
Amazon-focused LiFePO4 battery brand competing with LiTime and Redodo in the budget RV and marine market.
PowLand
Heavy-duty hybrid solar inverter brand focused on 48V split-phase systems for whole-home and off-grid cabin use.
ProOne
Tennessee-based gravity water filter brand (rebrand of ProPur) using G2.0 ceramic/coconut elements.
Redodo
Budget LiFePO4 battery brand competing directly with LiTime and Power Queen on Amazon.
Rich Solar
California-based DIY solar brand covering panels, charge controllers, and complete off-grid kits competitive with Renogy.
Samlex America
Canadian inverter and power conversion manufacturer serving industrial, commercial, and off-grid markets since 1991.
Sigineer Power
Heavy-duty pure sine wave inverter/charger brand focused on commercial, marine, and whole-home off-grid installations.
SOK Battery
US-distributed LiFePO4 battery brand popular with DIY solar and van-build communities for build quality at mid-tier pricing.
Survivor Filter
Canadian ultralight water filtration brand focused on tri-flow pump filters and budget backcountry purifiers.
Weize
Budget AGM and sealed lead-acid battery brand popular on Amazon for UPS, RV, and small off-grid applications.