A minimal table to compare the Espressif's MCU families. (Chip feature, not module)
| Feature/Model | ESP8266 | ESP32 | ESP32-C2 | ESP32-S2 | ESP32-C3 | ESP32-S3 | ESP32-C5 | ESP32-C6 | ESP32-H2 |
|---|---|---|---|---|---|---|---|---|---|
| Date | 2014 | 2016 | 2022 | 2020 | 2020 | 2020 | 2022 | 2021 | 2021 |
| Processor | L106(80-160MHz) | 2 x LX6 (160-240MHz) | RISC-V (160MHz) | LX7 (240MHz) | RISC-V (160MHz) | 2 x LX7 (240MHz) |