Monster Ultra Zero Sugar 500ml costs £4.29 at Subway in United Kingdom, as last recorded on 25 Oct 2026.
Based on the latest tracked prices, the Monster Ultra Zero Sugar 500ml from Subway costs £4.29 in the United Kingdom (October 2026). That's about 25% below the typical Subway What's New item — the 18th-cheapest of 41 we track. It's available at around 2 Subway locations across the United Kingdom. Prices are sourced from delivery platforms and refreshed regularly. Compare it against other brands or set a free price-drop alert on MenuPriceToday.
How this compares in What's New
41 items tracked| This item | £4.29 |
| What's New median | £5.69 |
| Cheapest — NEW Single Coleslaw | £0.69 |
| Most expensive — NEW 5 Bean Chilli Jacket Potato (Ve) | £9.79 |
| vs What's New median | −25% |
Compare Subway prices across countries — Fast-Food Price Index →
Prices last updated 25 Oct 2026.
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Sources & method
Prices come from delivery-platform menus (mainly Uber Eats in United Kingdom) and are refreshed about weekly. They are indicative: delivery-platform prices can differ from in-store prices, and each item shows the date it was last recorded. See the methodology and the editorial policy.
MenuPriceToday is not affiliated with Subway. Prices are indicative and may vary by location.