Travel data calculator
Not sure how much data you’ll need? Estimate your likely usage based on trip length and how you use maps, messaging, social media, streaming and other everyday apps.
Estimate my datasuitcase.ie resources
Resources for travelling connected.
Clear data, useful tools and practical research to help you understand what mobile connectivity could cost before you leave.
suitcase.ie resources use transparent assumptions and current source data wherever possible. No vague roaming warnings. No inflated savings claims. Just information designed to help you make a better decision.
Featured resource
2026 Data Roaming Benchmark
What could 5GB of mobile data cost you abroad?
Our 2026 benchmark compares indicative Irish mobile roaming costs across the current suitcase.ie destination estate using a consistent scenario: 5GB of data used over 7 days.
Compare destinations, see the range across major Irish providers and understand how the figures are calculated.
Explore the 2026 benchmarkMore resources
Plan with clearer information.
eSIM guides
Practical, reviewed guidance covering travel connectivity, eSIM installation and using mobile data abroad.
Explore eSIM guidesUSA connectivity
Prepare your phone for the USA
Check an Irish plan, estimate cost and data, understand network maps and prepare for airports, Florida holidays or road trips.
Irish plans in the USA
USA roaming costs for Irish travellers
Compare verified USA roaming options for Irish mobile plans. Check eligibility, daily limits and trip costs before deciding whether you need an eSIM.
USA roaming calculator
USA roaming cost calculator
Estimate USA data costs using your Irish plan, trip length and data needs. See the assumptions and compare with a suitable live suitcase.ie eSIM plan.
USA data worksheet
How much data does your USA trip need?
Estimate data for your USA holiday from your own usage, streaming and Wi-Fi plans. Compare allowances without automatically buying the largest package.
Networks and coverage
USA mobile networks and coverage
Learn how to check AT&T, Verizon and T-Mobile coverage for a USA trip, and distinguish a network's coverage map from your travel eSIM's actual access.
Two-line setup guide
USA eSIM setup
Check compatibility, install your USA eSIM and choose the correct data line. Understand activation timing, home-line roaming and calling limitations.
New York first-hour checklist
JFK and Newark arrival connectivity
Prepare your phone for JFK or Newark arrivals: save transfer details, check airport guidance, connect your data line and plan for limited offline navigation.
Florida family planning
Florida family mobile data
Plan mobile data around Orlando arrivals, Disney Wi-Fi, family phones and days away from the parks. Work out what you need without assuming unlimited data.
Offline road-trip preparation
USA road-trip coverage and offline maps
Check mobile coverage along a US road trip and prepare offline maps, park information and essential details. Understand what a travel eSIM cannot solve.
Dubai preparation
Know what to sort before you go
Check official advice, choose connectivity without paying for what you do not need, and prepare for airports, stopovers, calls, airline rules and weather.
Dubai departure planning
Dubai departure checklist
Prepare for Dubai with a practical checklist covering official travel advice, documents, flights, phone setup, airport arrival and packing.
Dubai connectivity choices
Dubai free tourist SIM versus travel eSIM
Compare Dubai tourist SIM offers, your existing roaming allowance and travel eSIMs. Check eligibility, expiry, calling needs and costs after the free period.
Calling-home preparation
WhatsApp and calling home from Dubai
Understand the difference between mobile data, messaging and internet calls in Dubai, and check official guidance before choosing your calling setup.
Irish plans in Dubai
Dubai roaming costs for Irish mobile plans
Check UAE roaming eligibility, daily allowances and bundles for Irish mobile plans. Compare documented options with tourist offers and live eSIM plans.
Dubai airport arrival
DXB and DWC first-hour arrival guide
Check your Dubai airport and terminal, connect your phone, save transfer details and compare onward options using current airport and RTA guidance.
Dubai transit planning
Dubai connection and stopover checklist
Prepare for airside transit, a planned Dubai stopover or Dubai Connect. Check bookings, entry requirements, baggage, connectivity and return-to-airport timing.
Travel technology
Emirates power-bank and travel-tech checklist
Check Emirates’ power-bank rules, onboard-use restrictions and travel-tech preparation before relying on your phone for tickets, connectivity and arrival.
Dubai packing worksheet
Dubai weather and packing worksheet
Build a practical Dubai packing list around your travel season, indoor and outdoor plans, family needs and airline rules. Check the forecast before departure.