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Travel eSIM guide · By ShrimpToast

Regional vs local eSIM: which fits your trip?

A regional plan can keep several stops on one eSIM. Local plans may cost less, but each has its own data and validity. Compare the actual countries and days before choosing.

Compare regional and local plans

Start with the example, then edit the stops for your own trip. One phone.

  1. Japan8 days
  2. South Korea5 days

13days total

Phone habits

How do you use your phone abroad?

Choose what sounds like you. You can change it anytime.

Current catalog · Prices and terms are rechecked before purchase. Checked

Estimated need: 10.14 GB including a 20% buffer. Each local eSIM must cover its own stops and dates.

One regional eSIM

$23.75USD · one-time total

1 eSIM · No switches

Data included
20 GB
Trip covered
13 days

Japan · South Korea

Plan details

Asia

Data-only eSIM

20 GB30 days
Network partnersView 14 destinations
  • BangladeshBanglalink (4G), Grameenphone (4G), Robi (4G)
  • CambodiaCellcard (4G), Metfone (4G)
  • Hong Kongcsl (5G), SmarTone (5G)
  • IndiaAirTel (5G)
  • IndonesiaIndosat (5G), Telkomsel (5G), XL (4G)
  • JapanKDDI/au (5G), SoftBank (5G)
  • LaosLao Telecom (5G)
  • Macao SAR ChinaCTM (5G)
  • MalaysiaCelcomDigi (5G), Maxis (5G)
  • PhilippinesGlobe (5G), SMART (5G)
  • South KoreaLG Uplus (5G), SKTelecom (5G)
  • TaiwanChunghwa (5G), Taiwan Mobile (5G)
  • ThailandAIS (5G), DTAC (5G), TrueMove H (5G)
  • VietnamMobiFone (5G), Viettel Mobile (5G), Vinaphone (5G)
Data routing
Singapore
Activation
First connection in a covered destination
Plan duration
30 days from activation
Activate within
180 days of purchase
Hotspot
Supported
Network speed
Up to 5G on selected networks
Calls & texts
No calls or SMS allowance
Coverage14 destinations
  • Bangladesh
  • Cambodia
  • Hong Kong
  • India
  • Indonesia
  • Japan
  • Laos
  • Macao SAR China
  • Malaysia
  • Philippines
  • South Korea
  • Taiwan
  • Thailand
  • Vietnam
Price breakdown
  • Asia 20 GB20 GB · 30 days · $23.75

Local eSIMs only

$12.14USD · one-time total

2 eSIMs · 1 switch

Data across eSIMs
15 GB
Trip covered
13 days

Japan · South Korea

Plan details

2 eSIMs, each with its own data allowance.

eSIM 1

Japan

Data-only eSIM

10 GB30 days
Network partners
KDDI/au (5G), NTT docomo (5G), Rakuten Mobile (5G), SoftBank (5G)
Data routing
Hong Kong
Activation
First connection in a covered destination
Plan duration
30 days from activation
Activate within
180 days of purchase
Hotspot
Supported
Network speed
Up to 5G on selected networks
Calls & texts
No calls or SMS allowance
Coverage
Japan

eSIM 2

South Korea

Data-only eSIM

5 GB30 days
Network partners
LG Uplus (5G), SKTelecom (5G)
Data routing
Singapore
Activation
First connection in a covered destination
Plan duration
30 days from activation
Activate within
180 days of purchase
Hotspot
Supported
Network speed
Up to 5G on selected networks
Calls & texts
No calls or SMS allowance
Coverage
South Korea
Price breakdown
  • Japan 10 GB10 GB · 30 days · $7.48
  • South Korea 5 GB5 GB · 30 days · $4.66

These compare the lowest eligible price within each category. Global packages and mixed setups may be a better fit; the planner checks those too. Your stops, dates and phone habits carry over, and prices are checked again.

Compare all setups in the planner

Check every country, not just the region name

Two packages labeled Europe or Asia can cover different destinations. The comparison above requires one regional package to cover every stop. It keeps global packages separate instead of relabeling them regional.

A route through Italy and Switzerland or Greece and Turkey needs explicit coverage for both countries. Do not assume a geographic region, a carrier roaming zone and a package’s coverage list are interchangeable.

Local data stays with its own eSIM

Unused data on a Japan-only eSIM does not transfer to a South Korea-only eSIM. The local comparison checks the estimated data for each assigned stop, including return visits. One total number of gigabytes is not enough to establish that the setup fits.

A regional option may let the same allowance cover several stops. Check its validity across the full span, including days between covered visits; turning an eSIM off does not pause its clock.

Decide what fewer installations are worth

The price difference can be small enough that one installation is worth paying for. A longer stay in one country can also make separate local allowances more useful. Change your days and phone habits to see how the comparison changes.

The main planner also considers global and mixed setups, then shows its recommended and lowest-price choices. Continue with your edited itinerary to review all eligible options before purchasing.