It's probably for power reasons, the nrf series are really great on power consum...

swiftcoder · 2026-09-25T10:03:16 1790330596

Yeah, if you look at a flagship nRF52840 board like the Xiao Seed, it ships with an integrated lithium charge controller, and just 5 μA power draw in deep sleep. If you are building any small battery-operated device, it's a no-brainer

m-p-3 · 2026-09-25T17:24:17 1790357057

I had to choose between an ESP-based and nRF-based MCU for my MeshCore node, the power consumption between the two made it obvious the nRF one was the way to go for a solar-powered repeater.