If you're putting together off-grid comms, you've probably weighed a satellite messenger like an inReach or ZOLEO against a LoRa mesh system like Meshtastic. They solve different problems, and the honest answer is that serious users often want both.
What satellite does better
Reach. A satellite messenger talks to orbit, so one device alone can get a message out from anywhere with sky view, including an SOS to emergency services. If your scenario is "solo hiker breaks a leg in the backcountry," satellite wins, full stop.
What mesh does better: everything team-shaped
Satellite messengers are built for one person talking to the outside world, and every one of them needs its own subscription: typically $15 to $65 per month, per device, forever. Messages can take minutes to send, and there's no live shared map of your team.
A Meshtastic mesh is the opposite shape. It's team-to-team communication with no outside infrastructure at all: encrypted text between every member, everyone's GPS position live on an offline ATAK map, near-instant delivery, and zero monthly cost. Every node you add extends coverage for the whole group. The tradeoff is range: LoRa is line-of-sight, miles in open terrain, less in heavy cover, extendable with repeaters but never global.
The practical breakdown
If you need to call for outside help from anywhere on earth, carry satellite. If you need your team coordinated (who's where, what's ahead, regroup at the ridge), mesh does things satellite simply can't, at a fraction of the lifetime cost. A four-person team running satellite messengers pays roughly $720 to $3,000 a year in subscriptions. The same team on a mesh pays nothing after the hardware.
That's why our answer to "which one?" is usually: mesh for the team, one satellite device in the group for emergencies. Comms you own, plus a lifeline you rent. Start with the Frontier Kit.