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Side-by-side comparison

Toothpaste

The full per-unit breakdown — supermarket vs Amazon AU.

Disclosure: As an Amazon Associate I earn from qualifying purchases. If you click through and buy, it costs you nothing extra — that's how the site stays free. Prices are accurate at the time of fetch and can change.
Estimated savings
$0.87/ month saved
That's $10.44 over a year, based on national-average usage of approx 170g per month.
Coles
Colgate
Total Active Prevention Original Toothpaste Value 115g
$2.17
per 100g
Pack price
$2.50
Pack size
115g
Amazon AU
Amazon AU
Colgate
Cavity Protection Toothpaste, Calcium Boost, Value Pack 240g
$1.66
Save 24%
per 100g
Pack price
$3.99
Pack size
240g

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Always read the label and follow the directions for use.

This is a price comparison, not medical advice — ask your pharmacist if you're unsure what's right for you.

Want the full reasoning?

I wrote a full article that walks through the maths step by step, including when the supermarket actually wins.

Read the full breakdown →

Frequently asked

  • Is Colgate on Amazon AU cheaper per 100g than Colgate at Coles?

    Yes. Based on prices fetched on the latest refresh, Colgate on Amazon AU works out about 24% cheaper per 100g than Colgate at Coles.

  • How much can an Australian household save per year on toothpaste?

    For a household using approximately 1.7 100gs per month, switching from Colgate at Coles to Colgate on Amazon AU saves roughly A$10 per year. Adjust the figure for your household on the home page if your usage is higher or lower.

  • How is the cost per 100g calculated?

    Pack price is divided by the pack's 100g count (or ml / g where the category is measured by weight or volume), then any active Subscribe & Save discount is applied. Supermarket prices come from public Woolworths and Coles product feeds refreshed daily; Amazon prices come from the Amazon Product Advertising API. Source and fetch timestamp are shown on each product card above.