Vodafone UK's 10-day option is £27.50. A Slashtel eSIM with at least 10GB for the same trip is £5.96. Keep your Vodafone UK number for calls and texts.
See Spain eSIM plans →Vodafone UK's 10-day Zone B daily charge option costs £27.50 (£2.75/day x 10 days). A Slashtel data eSIM for Spain with at least 10GB for 30 days costs $7.89, about £5.96, so £21.54 less. The eSIM is data only: keep your UK SIM in the phone for calls and texts. Vodafone UK prices checked on vodafone.co.uk on 28 September 2026.
| Vodafone UK | Includes | Slashtel eSIM (same days or more) | Difference |
|---|---|---|---|
| £8.25 · 3 days£2.75/day x 3 days | £2.75/day x 3 days | 3GB, 15 days: $3.09 (≈£2.33) | £5.92 less |
| £13.75 · 5 days£2.75/day x 5 days | £2.75/day x 5 days | 5GB, 30 days: $4.69 (≈£3.54) | £10.21 less |
| £19.25 · 7 days£2.75/day x 7 days | £2.75/day x 7 days | 10GB, 30 days: $7.89 (≈£5.96) | £13.29 less |
| £27.50 · 10 days£2.75/day x 10 days | £2.75/day x 10 days | 10GB, 30 days: $7.89 (≈£5.96) | £21.54 less |
| £16 · 8 daysZone B, from 12 May 2026 | Zone B, from 12 May 2026 | 10GB, 30 days: $7.89 (≈£5.96) | £10.04 less |
| £21 · 15 daysZone B, from 12 May 2026 | Zone B, from 12 May 2026 | 20GB, 30 days: $14.69 (≈£11.10) | £9.90 less |
Vodafone UK prices from vodafone.co.uk, checked 28 September 2026; Vodafone UK's options include calls as well as data. Where Vodafone UK charges by the day, we compare an eSIM with at least 1GB a day. Slashtel prices are live, in US dollars, converted at 0.76 per $1 (daily reference rate); your card is charged in your own currency at checkout. Vodafone is a trademark of Vodafone Group Plc. Slashtel is not affiliated with Vodafone UK.
For data, the eSIM. Vodafone UK's 10-day option is £27.50; a Slashtel eSIM with 10GB for 30 days is $7.89 (about £5.96). Vodafone UK's option also includes calls, which the eSIM does not.
Yes. The eSIM is added alongside your Vodafone UK SIM, so your number stays in the phone for calls and texts such as bank codes. Set the eSIM as the line for mobile data and turn data roaming off on the Vodafone UK line. Whether Vodafone UK charges for anything you receive abroad depends on your plan, so check with Vodafone UK before you travel.
No. It is data only, with no phone number. You can call on WhatsApp, FaceTime or similar apps over the eSIM data.
Most iPhones from the XS onwards, Google Pixel 3 and later, and recent Samsung Galaxy S, Z and A models, provided the phone is not carrier-locked. Check under Settings for an option to add an eSIM.
Install it at home before you fly, while you have Wi-Fi, and switch mobile data to it when you land.