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Is there a difference in subscription costs between Iridium and Garmin?

April 5, 2026

Quick Answer

The subscription costs between Iridium and Garmin differ in terms of pricing plans and coverage areas, but Iridium generally offers more competitive rates for global coverage.

Subscription Plans and Coverage Areas

When it comes to satellite phone services, Iridium and Garmin offer distinct pricing plans and coverage areas. Iridium’s OpenPort 700 provides global coverage at a lower cost, with plans starting at $99 per month for 512 kbps data. In contrast, Garmin’s inReach Explorer+ offers coverage in more than 90% of the world’s surface, but with a higher price tag, starting at $29.99 per month for 10,000 messages.

Data Rates and Messaging Plans

Iridium’s data rates vary depending on the plan, with 30 minutes of voice calling costing $1.49, and 1,000 messages (64 characters each) costing $39. Iridium’s data plans are more flexible, with options for 10, 20, or 40 MB per month. In contrast, Garmin’s inReach Explorer+ has a more straightforward pricing plan, with 10,000 messages costing $29.99 per month, and 25 cents per message thereafter.

Additional Fees and Equipment Costs

Both Iridium and Garmin charge additional fees for equipment rental, activation, and shipping. Iridium’s OpenPort 700 requires a $500 one-time activation fee and $50 per month for equipment rental. In contrast, Garmin’s inReach Explorer+ charges a one-time activation fee of $99 and $10 per month for equipment rental. It’s essential to consider these additional fees when choosing between the two services.

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