Partial 5G in Saint Martin, and what that means for your eSIM
Saint Martin has 1 mobile network: Orange (5G). All 5 providers we rank route through these carriers. Our editorial pick routes through Orange, which is the sole 5G carrier operating in Saint Martin. Airalo's catalogue starts at $0.86/GB with 5G access. Runners-up HelloRoam and Holafly connect via Orange, scoring 4.9/5 and 4.3/5 on coverage.
Provider routing covers 1 mobile network in Saint Martin: Orange and Dauphin Telecom. Orange connects through the strongest combination of urban coverage and rural reach among those options. Orange sits at the top of the published carrier list for travel eSIM traffic in Saint Martin.
A travel eSIM in Saint Martin attaches to Orange on 5G. All 5 ranked providers ride that same host network rather than one of their own, so the network under a HelloRoam plan and the network under an Airalo plan is the same equipment. Orange is the only operator on the published list for Saint Martin, which removes any fallback if it drops. This site publishes no throughput figure, because it runs no speed test.
How to install and activate an eSIM before you land in Saint Martin
Purchase your Saint Martin eSIM from the provider app or website. Scan the QR code over WiFi at home. The eSIM installs in under 2 minutes. Label the new line "Saint Martin Data" to keep it separate from your home SIM.
When you land in Saint Martin, enable data roaming on the eSIM line. Your phone connects to Orange's 5G network within 30 seconds. No ID verification is needed for travel eSIMs in Saint Martin.
Order your Saint Martin eSIM before you travel. Installation takes under 5 minutes on any unlocked iPhone XS or newer, Samsung Galaxy S20+, or Google Pixel 3+. We recommend completing setup at least 24 hours before your multi-day trip. Saint Martin has 1 carrier network, and plans start at $1.14 for 1GB.
Your eSIM connects to Orange's 5G network in Saint Martin. The country operates 1 network: Orange and Dauphin Telecom. Orange provides the strongest combination of urban reach and tourist-corridor coverage based on network data.
Open your provider's app, scan the QR code, and select Saint Martin as your data plan destination. Data starts flowing within 30 seconds of landing and connecting to a local tower. The catalogue lists 6 plans for Saint Martin, starting at $0.86/GB on Orange's infrastructure.
For a full walkthrough with screenshots, see our eSIM buying guide.
How much data you need in Saint Martin, where gigabytes are cheap
The published price ladder for Saint Martin: 1GB at $1.14 ($1.14/GB), 3GB at $3.20 ($1.07/GB), 5GB at $4.93 ($0.99/GB), 10GB at $8.56 ($0.86/GB), 20GB at $18.64 ($0.93/GB). Best value sits at 10GB for $8.56, at $0.86 per gigabyte. Budget entry starts at $1.14 for 1GB. Premium unlimited daily data costs $2.36/day with 2GB at full speed before throttling. Longer commitments reduce the daily rate: the 30-day plan drops to $1.94/day (18% off). Among the 5 providers we ranked, HelloRoam scores highest on pricing (4.8/5). Holafly follows at 4.7/5. Ladder rates run from $0.86 to about $1.14 depending on plan size.
Before purchasing an eSIM for Saint Martin, our editors flagged these details.
Shared island. French side uses Orange, Dutch side uses different carriers.
Saint Martin sits in the Caribbean region with 1 mobile network accepting eSIM roaming connections. Orange is the primary carrier for travel eSIMs in this market, operating on 5G.
Saint Martin connects travelers through Orange on 5G, with 1 network available for eSIM roaming.
Shared island. French side uses Orange, Dutch side uses different carriers.
Light travelers (maps, messaging, email) use 500MB-1GB per day. Moderate users (social media, photo uploads, ride-hailing) need 1-2GB daily. Heavy users (video calls, streaming, remote work) consume 2-4GB per day.
For a 7-day trip to Saint Martin: light users need roughly 6GB, moderate users need 11GB. The 10GB plan at $8.56 on Orange covers the moderate scenario.
Saint Martin eSIM pricing on Orange: 1GB: $1.14 ($1.14/GB), 3GB: $3.20 ($1.07/GB), 5GB: $4.93 ($0.99/GB), 10GB: $8.56 ($0.86/GB), 20GB: $18.64 ($0.93/GB). Larger plans reduce the per-GB cost. All prices are one-time with no auto-renewal.
Unlimited option: $2.36/day with no data cap (2GB at full speed). Multi-day discounts available: the 30-day plan costs $1.94/day.
Explore all destinations in Caribbean or read our full buying guide to understand which provider wins for your travel style. See also: the rubric each provider is scored against.
No published airport SIM price for Saint Martin, so compare on setup time
SIM kiosks at the main airport in Saint Martin vary in price and availability depending on the terminal and time of arrival. Queues can be unpredictable, especially after peak international flights. An eSIM on Orange's 5G network starts at $0.86/GB and activates from your phone in under 2 minutes, before you even reach baggage claim.
For Saint Martin, eSIM providers offer competitive per-gigabyte rates starting at $0.86/GB on Orange. You buy before departure, install over WiFi at home, and land with data already working. You skip the paperwork, the language barrier at the counter, and the risk of getting a plan that expires before your trip ends.
Our pick for Saint Martin, and when unlimited overtakes per-gigabyte
For budget travelers the pricing dimension is the one to read: HelloRoam publishes an entry rate of $3.50/GB and scores 4.8/5 there, ahead of Holafly at 4.7/5. Plans in Saint Martin attach to Orange on 5G, with Dauphin Telecom also on the published carrier list. Airalo's Saint Martin catalogue undercuts that: the ladder steps from $1.14 for 1GB to $18.64 for 20GB, and the 10GB rung is its cheapest gigabyte at $0.86. Holafly sells unlimited at $2.99/day, so a trip past 7 days costs more on the day rate than the 20GB rung costs outright at $18.64. Two ground details for Saint Martin: emergency calls go to 15/17/18/112, and wall outlets take Type C/E plugs.
HelloRoam earns the Saint Martin pick at 9.5/10, with the top mark on network tier, pricing and support. Its published entry rate is $3.50/GB, which the 10GB rung on this ladder beats at $0.86/GB.
Airalo follows at 9.3/10, 0.2 points back, and the ladder this page quotes is Airalo's own Saint Martin catalogue, which bottoms out at $0.86/GB.
eSIM provider comparison for Saint Martin (June 2026)| Provider | Score | $/GB | Best For | Action |
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| HelloRoam | 9.5/10 | from $3.50/GB | Editors Choice | Get deal → |
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| Airalo | 9.3/10 | $4.50/GB | Widest Coverage | Get deal → |
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| Holafly | 8.9/10 | $2.99/day | Best Unlimited | Get deal → |
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| Saily | 8.4/10 | $3.99/GB | Best Privacy | Get deal → |
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| Nomad | 8/10 | $3.00/GB | Best Budget | Get deal → |
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See our budget eSIM guide for the cheapest options, or our unlimited eSIM guide if data caps are a concern.
Provider assessments for Saint Martin
HelloRoam
HelloRoam scores 9.5/10 on an entry rate of $3.50/GB, and the best rung on the Saint Martin ladder is 10GB at $0.86/GB, below that. Every provider here rides the same host networks in Saint Martin: Orange on 5G, plus Dauphin Telecom.
Airalo
Airalo scores 9.3/10 on an entry rate of $4.50/GB, and the ladder on this page is its own Saint Martin catalogue: $1.14 for 1GB up to $18.64 for 20GB, bottoming out at $0.86/GB.
Holafly
Holafly scores 8.9/10 and sells unlimited only, at $2.99/day, so the comparison is a break-even: under 7 days that costs less than the 20GB rung's $18.64, and past it costs more.
Saily
Saily scores 8.4/10 on an entry rate of $3.99/GB, and every rung on the Saint Martin ladder costs less per gigabyte than that.
Nomad
Nomad scores 8.0/10 on an entry rate of $3.00/GB, and Airalo's catalogue floor for Saint Martin is $0.86/GB, under that.
Real-world usage in Saint Martin
Navigation and maps in Saint Martin
Google Maps and Waze use 5-10MB per hour of active navigation. On Orange's 5G network, maps load in under 2 seconds. The 10GB plan at $8.56 covers 2-3 weeks of daily navigation.
Messaging and video calls
WhatsApp, FaceTime, and Zoom run smoothly on 5G in Saint Martin. A 30-minute video call uses roughly 270MB. Hotel WiFi supplements your eSIM data for large downloads.
Streaming and content
HD video streaming uses about 1.5GB per hour on Orange's network. Holafly's unlimited plan from $2.99/day handles heavy streaming without data caps.
Value analysis for Saint Martin
The 10GB plan delivers the strongest value at $0.86/GB for Saint Martin. Budget travelers can start with 1GB at $1.14. Both tiers connect through Orange's 5G network with identical speed access.
Unlimited data costs $2.36/day for Saint Martin. For trips under 4 days, a fixed plan wins on cost. Longer stays or heavy data usage tips the balance toward unlimited.
HelloRoam leads our Saint Martin value ranking with a 9.5/10 editorial score. 5 providers compete for Saint Martin. The published ladder starts at $0.86/GB.
How the rubric scored eSIMs for Saint Martin
All 5 providers are scored on the same five weighted dimensions, every input a figure the provider publishes: coverage 25%, pricing 25%, network tier 20%, app 15%, support 15%.
What the rubric read for Saint Martin: a carrier list of 2 operators, with Orange on 5G; a 5-rung published ladder from $1.14 for 1GB to $18.64 for 20GB; a lowest catalogue rate of $0.86/GB, which is Airalo's; an unlimited daily option in the same Airalo catalogue.
Read the full scoring rubric.
Saint Martin in the Caribbean eSIM landscape
Saint Martin ranks in the mid tier for eSIM infrastructure in Caribbean. 1 network accept eSIM roaming, with Orange providing the primary routing for all 5 providers.
Per-GB pricing in Saint Martin starts at $0.86, which is competitive for the Caribbean region. 6 plans are available across providers, including unlimited daily data at $2.36/day.
Saint Martin eSIM: frequently asked questions
Why does HelloRoam earn your Saint Martin eSIM pick?
HelloRoam scores 9.5/10 on our published rubric for Saint Martin, the highest composite of the five providers ranked here. Plans for Saint Martin route through Orange on 5G. HelloRoam refunds an unactivated eSIM for 180 days. Its dimension scores are coverage 4.9/5, network tier 4.7/5, app 4.7/5, pricing 4.8/5 and support 4.5/5. Airalo's published ladder for Saint Martin starts at $0.86/GB, with its 10GB plan at $8.56.
How do you score eSIM providers in Saint Martin?
The BesteSIM rubric scores HelloRoam, Airalo, Holafly, Saily and Nomad on five published inputs. No figure here comes from a speed test. Coverage carries 25% and reads the operator list for Saint Martin, which names 1 carrier network led by Orange. Price carries 25%, normalised to cost per gigabyte across every plan size. Network tier carries 20%, app features 15%, and support access 15%, the last read off published support languages: HelloRoam answers in 63, Airalo in 12, Saily in 1. 5G is the network tier published for Saint Martin. Every input is a published figure a reader can check.
What changed in the 2026 Saint Martin eSIM rankings?
Pricing update for 2026: the 1GB plan is now $1.14. All five providers route through Orange in Saint Martin. 5G remains the standard network generation for all five providers in Saint Martin. We rank 6 plans for Saint Martin, with the 10GB plan at $0.86/GB.
Which phones support eSIM for Saint Martin?
Your eSIM connects to Orange's 5G network in Saint Martin. 5G is confirmed on iPhone XS+, Samsung Galaxy S20+, and Google Pixel 3+. Your device must be carrier-unlocked. Orange publishes 5G service across Saint Martin. Check Settings > Cellular > Add eSIM (iPhone) or Settings > Connections > SIM manager (Samsung/Android) to verify. Most 2022+ Android flagships also work on Orange's 5G signal in Saint Martin.
Can I make phone calls with a Saint Martin travel eSIM?
Travel eSIMs provide data only on Orange's 5G network. No local phone number is assigned. Use WhatsApp, FaceTime, or Zoom over your Saint Martin data connection. Keep your home SIM active to receive calls on your regular number. All five providers ranked here (HelloRoam, Airalo, Holafly, Saily, Nomad) sell data-only plans for Saint Martin.
What 5G coverage can I expect from a Saint Martin eSIM?
All five providers route Saint Martin eSIMs through Orange, the leading carrier in the Caribbean region. 5G is the current standard. No 5G uplift is confirmed for this destination yet. Orange publishes 5G service across the main cities and tourist corridors, and every provider on this page rides that same network rather than one of its own.
Is eSIM support mature in Saint Martin compared to the rest of Caribbean?
Saint Martin has 1 network operator accepting eSIM roaming: Orange. That puts it in the mid tier for Caribbean eSIM maturity. All five ranked providers sell data-only plans on 5G here. Provider scores for Saint Martin are on each provider's review page, with the weighting shown in full on the rubric page.
Can I tether or hotspot with a Saint Martin eSIM?
It depends on the provider. Airalo, Saily, and Nomad allow tethering on their Saint Martin plans with no extra fee. You can share your 5G connection on Orange with laptops and tablets. Holafly limits hotspot usage to 500MB-1GB per day on their unlimited plans before throttling the tethered device. Airalo's hotspot delivers 5G speeds to connected laptops and tablets without throttling.
What eSIM data plan size is best for Saint Martin?
The average traveler uses 1-2 GB/day in Saint Martin across maps, messaging, and photo uploads. For a 7-day trip, you need roughly 84-126GB total. We recommend the 10GB plan at $8.56 ($0.86/GB) for the best value on Orange. Budget travelers can start with 1GB at $1.14 and top up if needed.
What is the best-scoring eSIM plan for Saint Martin?
The 10GB plan at $8.56 ($0.86/GB) takes the highest pricing score for Saint Martin, because it holds the lowest published cost per gigabyte in the catalogue. It routes through Orange on 5G, the same carrier every one of the five providers uses here. Full plan range: 1GB at $1.14, 3GB at $3.20, 5GB at $4.93, 10GB at $8.56, 20GB at $18.64. The 10GB tier suits trips of 5 days or more.
How much does roaming cost in Saint Martin vs an eSIM?
Home carrier roaming in Saint Martin typically costs $5-15/day or $10-20/GB. An eSIM starts at $0.86/GB on Orange's 5G network. The 10GB plan at $8.56 covers most trips for a fraction of roaming fees.
Can I use multiple eSIMs in Saint Martin?
Most modern phones support 8-10 eSIM profiles simultaneously. Only one data eSIM can be active at a time in Saint Martin. You can keep your home SIM active for calls while using an eSIM on Orange for data. Switch between profiles in Settings without removing any.
Practical connectivity tips for Saint Martin travelers
Before your trip to Saint Martin, plan your data budget. Most travelers use 1-2GB per day for maps, messaging, and photo uploads. The 10GB plan at $8.56 covers a typical week-long visit on Orange's 5G network.
The local time zone is AST (UTC-4). wall outlets use Type C/E sockets, so pack the right adapter.
Save Saint Martin's emergency number (15/17/18/112) in your contacts before departure. the local currency is EUR (€). Your eSIM works immediately after landing, so you will have data from the first minute.
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Saint Martin · 5 providers compared
