SmartWater Sparkling Price at Costa Coffee (2026)
A SmartWater Sparkling at Costa Coffee in United Kingdom is priced at £3.1 as of September 2026.
A SmartWater Sparkling at Costa Coffee costs £3.10 in the United Kingdom as of September 2026. That's about 5% below the typical Costa Coffee drink item — the 3rd-cheapest of 17 we track. It's available at around 40 Costa Coffee locations across the United Kingdom. Prices are sourced from delivery platforms and refreshed regularly. See how it stacks up across other chains, and track its price for free, on MenuPriceToday.
How this compares in Drinks
17 items tracked| This item | £3.10 |
| Drinks median | £3.25 |
| Cheapest — Innocent Kids Smoothie | £2.25 |
| Most expensive — Innocent Plus Citrus Shield Juice | £4.20 |
| vs Drinks median | −5% |
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