Battery Cost Calculator
Discover how much you're spending on disposable batteries
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What do you use disposable batteries in?
AA Battery Usage
AAA Battery Usage
How do you buy your batteries?
$0
$0
Your household: Based on the devices selected and estimated battery use, which you could adjust to match your family.
How you buy: Your buying pattern sets the pack size used: Emergency 4 | Regular 8 | Mix 12 | Bulk 20.
Cost: We use the retail price for that pack size, reflecting the lower per-battery cost of larger packs.
Your estimate: Battery use × cost per battery = your estimated annual and 5-year spend.
Retail pricing: Mitre 10 (NZ), Bunnings (AU), Walmart (US), Tesco (UK), Amazon.de (EU) and Walmart.ca (Canada). Checked 11 August 2026.
Indicative estimate only. Actual usage and prices will vary.
Save money with the Power Pals Battery Rescue Kit launching later this year (2026).
Jump on the waitlist below to be first in line!