Carrier Day Pass vs travel eSIM
eSIM vs roaming: how much does a carrier Day Pass cost you?
HelloRoam is the top pick for a 7-day trip: a $21.50 median for 7 days of unlimited data across 35 countries, against $25.00 on Nomad and $84 on the AT&T Day Pass. HelloRoam gives full speed on 2 GB a day in 33 of the 35 countries checked. Airalo covers 200+ destinations, ahead of the 185 destinations HelloRoam sells.
Sources: AT&T International Day Pass page, checked June 2026. Medians of 7-day unlimited plans across 35 countries, from the 29–30 Oct 2026 price check: each provider's own catalogue or plan page.
- AT&T and Verizon charge $12 a day abroad. T-Mobile and Xfinity Mobile charge $10 a day once you buy the pass.
- Seven days on a Day Pass: $84 on AT&T or Verizon, $50 on T-Mobile or Xfinity Mobile.
- 7-day unlimited medians across 35 countries: HelloRoam $21.50 with full speed on 2 GB a day in 33, Nomad $25.00, Saily $26.99, Airalo $27.00, Holafly $27.50.
- More full-speed data a day: Saily gives 5 GB in 25 of the 35 countries and Airalo 3 GB in 31. Holafly states no daily cap, so its week is not like for like.
- Vodafone charges £2.00 a day in the EU and £6.85 a day worldwide. EE charges £2.72 a day in the EU and £6.00 for a 24-hour Zone 1 Pass (USA, Canada, Mexico, Australia, New Zealand, Thailand).
How much does each carrier charge per day abroad?
We track 7 carriers: 4 in the US and 3 in the UK. AT&T and Verizon charge the day rate for each 24 hours from the first use abroad, and one background sync is enough to start it. AT&T stops at 10 daily fees per line each bill cycle, which is why its 30-day column is lower (terms read 31 Oct 2026). T-Mobile and Xfinity Mobile charge a day rate once you buy the pass.
| Carrier | Day Pass rate | 7 days | 30 days | eSIM week | You save in 7 days |
|---|---|---|---|---|---|
| AT&T | $12/day | $84 | $120 | $21.50 | $62.50 |
| Verizon | $12/day | $84 | $360 | $21.50 | $62.50 |
| T-Mobile | $10/day | $50 | $75 | $21.50 | $28.50 |
| Xfinity Mobile | $10/day | $70 | $300 | $21.50 | $48.50 |
| 200 MB of high-speed data a day, then throttled | |||||
Day Pass rates from each carrier's international pass page, checked June 2026; AT&T and Verizon billing terms read 31 Oct 2026, 30 days in one bill cycle. eSIM week = $21.50, the lowest 7-day unlimited median of the 5 providers checked across 35 countries, with full speed on 2 GB a day in 33 of them, from the 29–30 Oct 2026 price check: each provider's own catalogue or plan page.
AT&T and Verizon bill $84 for a 7-day trip, $62.50 more than $21.50, the lowest 7-day unlimited median of the 5 providers across 35 countries, with full speed on 2 GB a day in 33 of them. T-Mobile and Xfinity Mobile bill $50 for the same 7 days with the pass, $28.50 more than that 35-country median.
How do UK carriers charge abroad?
Vodafone, EE and Three each price two zones. Vodafone charges £2.00 a day in the EU and £6.85 a day worldwide. EE charges £2.72 a day in the EU and £6.00 for a 24-hour Zone 1 Pass (USA, Canada, Mexico, Australia, New Zealand, Thailand). Three charges £2.75 a day in the EU for customers who joined from December 2025, and £5.00 a day in the rest of the world. Three customers who joined between October 2021 and December 2025 pay £2.00 a day in the EU.
| Carrier | EU day rate | 7 days in the EU | Non-EU zone day rate | 7 days in that zone |
|---|---|---|---|---|
| Vodafone | £2.00/day | £14.00 | £6.85/day (worldwide) | £47.95 |
| EE | £2.72/day | £19.04 | £6.00/24 hours (Zone 1 Pass) | £30.00 |
| Three | £2.75/day (Go Roam) | £19.25 | £5.00/day (rest of world) | £35.00 |
UK rates from Vodafone's Roaming Passport, EE's roaming checker and Three's Go Roam page, in GBP. Rates checked June 2026; EE's read October 2026.
Three costs £35.00 for 7 days in its rest-of-world zone. EE costs £30.00 for 7 days on its 7-day Zone 1 Pass. Vodafone costs £47.95 for 7 days worldwide.
How does the gap grow with trip length?
In Japan, HelloRoam, an eSIM platform, sells an unlimited plan at $9.12 for 3 days, $19.71 for 7 days, $35.84 for 14 days and $65.28 for 30 days, with full speed on 2 GB a day. The AT&T Day Pass bills $36 for 3 days, $84 for 7 days, $120 for 14 days and $120 for 30 days. eSIM prices are fixed up front, and the Day Pass is metered by the day.
| Trip length | AT&T Day Pass | eSIM, Japan unlimited | Gap |
|---|---|---|---|
| 3 days | $36.00 | $9.12 | $26.88 |
| 7 days | $84.00 | $19.71 | $64.29 |
| 14 days | $120.00 | $35.84 | $84.16 |
| 30 days | $120.00 | $65.28 | $54.72 |
AT&T totals at the $12 International Day Pass rate, checked June 2026. eSIM column: the Japan unlimited plan named above the table (full speed on 2 GB a day), read live on 30 Oct 2026.
Which eSIM saves the most on a 7-day trip?
We take each provider's median 7-day unlimited price across the 35 countries where all 5 showed a readable price in the 29–30 Oct 2026 check. Each median is set against AT&T's $84 Day Pass week, and the table runs from the largest saving down.
| Provider | 7-day median | Saved vs $84 Day Pass | Full speed a day | Link |
|---|---|---|---|---|
| HelloRoam | $21.50 | $62.50 (largest) | 2 GB in 33 countries, 1 GB in 2 | Visit |
| Nomad | $25.00 | $59.00 | 2 GB in all 35 countries | Visit |
| Saily | $26.99 | $57.01 | 5 GB in 25 countries, 3 GB in 10 | Visit |
| Airalo | $27.00 | $57.00 | 3 GB in 31 countries, 5 GB in 4 | Visit |
| Holafly | $27.50 | $56.50 | No daily cap stated | Visit |
7-day unlimited medians across 35 countries from the 29–30 Oct 2026 price check: each provider's own catalogue or plan page. Carrier rate from AT&T's International Day Pass page, checked June 2026. Ordered by the saving against the $84 week.
HelloRoam, an eSIM platform, has the lowest 7-day unlimited median of the five across the 35 countries, $21.50, a $62.50 saving against the $84 Day Pass week. HelloRoam had the cheapest 7-day unlimited plan of the five in 25 of the 35 countries, with full speed on 2 GB a day in 33 of the 35 and 1 GB in 2. A rival was cheaper in the other 10 countries, among them India, where Nomad's 10-day plan, its shortest covering 7 days, cost $33.00 against $53.04 for HelloRoam's 7-day plan, both with full speed on 2 GB a day. Saily gives full speed on 5 GB a day in 25 of the 35 countries and Airalo on 3 GB a day in 31. Holafly states no daily cap, so its week is not a like-for-like price against the capped plans above.
Where are you travelling?
These cards set two plans from HelloRoam, an eSIM platform, against 7 days on the AT&T Day Pass, $84: the 7-day unlimited plan and the 1 GB plan for 7 days. Japan prices read live on 30 Oct 2026; Mexico and Italy prices from the catalogue read on 29 Oct 2026.
What do travellers ask about eSIM vs roaming?
Is an eSIM cheaper than carrier roaming?
Yes, on a 7-day trip in all 35 countries checked. AT&T charges $12 a day, so 7 days cost $84. HelloRoam, an eSIM platform, prices the 7-day unlimited plan at a $21.50 median across those 35 countries, with full speed on 2 GB a day in 33 of them, and Nomad's has a $25.00 median across the same 35. HelloRoam catalogue read 29 Oct 2026; rival plan pages read 30 Oct 2026; carrier rates checked June 2026.
How much does an eSIM save on a 2-week trip?
In Japan, HelloRoam's unlimited plan costs $35.84 for 14 days, with full speed on 2 GB a day. The AT&T Day Pass costs $120 for the same 14 days, a $84.16 gap. HelloRoam's Japan price re-checked live on 30 Oct 2026.
Do UK carriers charge by the day too?
Yes. Vodafone charges £2.00 a day in the EU and £6.85 a day worldwide. EE charges £2.72 a day in the EU and £6.00 for a 24-hour Zone 1 Pass (USA, Canada, Mexico, Australia, New Zealand, Thailand) (EE roaming checker, October 2026). Three charges £2.75 a day in the EU for customers who joined from December 2025. Three charges £5.00 a day in the rest of the world. Three customers who joined between October 2021 and December 2025 pay £2.00 a day in the EU. Rates checked June 2026.
Will I lose my phone number if I use an eSIM?
No. Modern phones run your physical SIM and a travel eSIM at the same time. Keep your home number for calls and texts, and route data through the eSIM.
Does an eSIM work in every country?
HelloRoam, an eSIM platform, sells plans for 185 destinations. Airalo lists 200+ destinations and Nomad lists 200. Holafly lists 200+ destinations. For a multi-country trip, Airalo and Holafly sell regional plans that cover several countries on one purchase.
How is this site funded?
eSIM vs Roaming is an independent savings desk. Some provider links are affiliate links and this site earns a commission when you buy through them; that commission does not change day-pass math or savings rankings.