Our Testing in French Guiana
We evaluated eSIM options for French Guiana using provider plan data and Orange GF's network specifications. 1 carrier network accept eSIM roaming connections in French Guiana: Orange. 6 plans from 5 providers form the basis of our comparison. Pricing starts at $0.90/GB on 5G.
Orange GF is the sole eSIM-accepting carrier in French Guiana. All five providers route through this single network, which means coverage depends entirely on Orange GF's infrastructure.
The pricing ladder spans from 1GB at $1.57 ($1.57/GB) to 20GB at $17.99 ($0.90/GB). Best per-GB value sits at 20GB for $17.99 ($0.90/GB), our recommended tier for most French Guiana travelers. Holafly adds an unlimited daily option at $1.82/day, which suits heavy data users on trips of 5+ days. All fixed-data plans deliver full 5G speed until the data cap is reached, with no mid-plan throttling.
Network coverage in French Guiana concentrates around urban centers and major transport routes. Orange GF provides the most consistent signal for travel eSIM users.
HelloRoam earns the top position for French Guiana at 9.5/10, with Airalo close behind at 9.3/10. These scores reflect French Guiana-specific conditions: Orange GF routing, 6 available plans, and 5G as the network standard. Rankings may differ for neighboring South America destinations where carrier partnerships and plan availability change.
What We Tested
We ranked 6 eSIM plans from 5 providers for French Guiana across five dimensions: Coverage (25%), Pricing (25%), Speed (20%), App Quality (15%), Support (15%). Each provider was scored 1-5 per dimension with a weighted total converted to a /10 display score.
How We Scored
Scores for French Guiana use our standard weighted formula: Coverage (25%), Pricing (25%), Speed (20%), App quality (15%), and Support (15%). Each dimension receives a raw score from 1 to 5. The composite multiplies by 2 for a 0-10 display scale. Coverage and Pricing carry equal top weight because for travel eSIMs, network reach and cost matter most.
Country-specific adjustments for French Guiana: Single-carrier markets like French Guiana receive a ceiling of 4.0/5 on Coverage, since no failover redundancy exists. Unlimited plan availability in French Guiana adjusts the Pricing dimension to weight per-day unlimited rates alongside per-GB fixed rates. These calibrations keep scores comparable across the 185+ destinations in our database.
The scoring spread across 5 providers for French Guiana is 1.5 points (HelloRoam at 9.5/10 down to Nomad at 8.0/10). A spread under 1.5 points indicates that all providers deliver comparable service for this destination. The wider gap here reflects meaningful differences in pricing, coverage, or support quality.
Read our full testing methodology.
Speed scores use provider-reported network data. We have not independently measured download speeds in French Guiana.
French Guiana Network Landscape
French Guiana has 1 mobile network: Orange (5G). Orange GF delivers the strongest coverage combination. All 5 providers route through these carriers.
Carrier Partnerships
French Guiana operates 1 mobile network: Orange (5G). Orange GF serves as the primary routing partner for travel eSIMs in this market. All five ranked providers route exclusively through Orange GF. Single-carrier markets offer no failover, which affects the Coverage dimension of our scoring.
Orange GF's 5G infrastructure delivers speeds consistent with the South America regional average for travel eSIM connections. Single-carrier coverage means no automatic failover. Coverage quality depends entirely on Orange GF's tower infrastructure and geographic reach in French Guiana.
Orange GF's 5G network handles all travel eSIM traffic in French Guiana. Provider differentiation comes from plan pricing ($0.90/GB entry), app features, and support channels rather than carrier routing choices.
Review Timeline
Plans and pricing for French Guiana were last verified in May 2026. All 6 plans confirmed active on Orange GF's 5G network. Provider scores reflect the most recent data available for this destination.
French Guiana rankings update on a quarterly cycle. Plan pricing is checked monthly against provider websites. Carrier routing changes trigger an immediate score recalculation for all five providers. Network changes in Orange GF's French Guiana infrastructure are tracked through industry sources.
Best