Author name: Truly Preserved

Gravity versus reverse osmosis, head to head: the Big Berkey filters for about 3 cents a gallon with no power, while the AquaTru Classic carries the IAPMO/NSF certifications the Berkey doesn’t.

The 1kWh class compared: Bluetti Elite 100 V2 brings the most output and a 1,000W solar ceiling, Jackery 1000 v2 is the lightest with the most capacity, and the EcoFlow DELTA 2 is the only one that expands later.

All four Harvest Right sizes compared on tray area, price per square inch, yearly capacity, and the outlet each one needs — Medium is the buy for most homes; the Large wiring question is answered honestly.

Peak’s bucket holds 10,180 calories; Mountain House publishes no total — ours, from its own pouch labels, is about 5,420. Compared per 1,000 calories, per gram of protein, and per decade of shelf life.

Ration bars priced and tasted on the record: a 3600 pack is 1,200 calories a day, not three days of food – SOS, Datrex, and Millennium compared on cost per 1,000 calories, taste panels, seals, and Coast Guard paperwork.