Every board here runs ZephOS — press to talk, watch a glance answer. They differ in size, shape, memory, and edition: Full boards run apps from the Library; Lite boards keep to glances and voice. Buy one off the shelf and flash it in minutes.
Editions
Runs the full ZephOS — apps from the Library, on top of glances and voice. PSRAM-backed ESP32-S3.
Core glances and voice. No app runtime. SRAM-only, smaller and lower-power.
A board can gain editions over time. WiFi and other radios are hardware capabilities, not shipped features.
Compare
| Device | Edition | Processor | Screen | Memory | microSD | |
|---|---|---|---|---|---|---|
| Waveshare | ||||||
| AMOLED 2.16" | FullRuns the full ZephOS — apps from the Library, on top of glances and voice. PSRAM-backed ESP32-S3. | ESP32-S3 | 480×480 | 16 MB · 8 MB PSRAM | Buy | |
| AMOLED 1.8" | FullRuns the full ZephOS — apps from the Library, on top of glances and voice. PSRAM-backed ESP32-S3. | ESP32-S3 | 368×448 | 16 MB · 8 MB PSRAM | Buy | |
| AMOLED 2.06" | FullRuns the full ZephOS — apps from the Library, on top of glances and voice. PSRAM-backed ESP32-S3. | ESP32-S3 | 410×502 | 32 MB · 8 MB PSRAM | Buy | |
| AMOLED 1.75" round | FullRuns the full ZephOS — apps from the Library, on top of glances and voice. PSRAM-backed ESP32-S3. | ESP32-S3 | 466×466 round | 32 MB · 8 MB PSRAM | — | Buy |
| C6 AMOLED 1.8" | LiteCore glances and voice. No app runtime. SRAM-only, smaller and lower-power. | ESP32-C6 | 368×448 | 16 MB · SRAM-only | Buy | |
| ePaper 1.54" | FullRuns the full ZephOS — apps from the Library, on top of glances and voice. PSRAM-backed ESP32-S3. | ESP32-S3 | 200×200 | 8 MB PSRAM | Buy | |
| M5Stack | ||||||
| StickC+ SE | LiteCore glances and voice. No app runtime. SRAM-only, smaller and lower-power. | ESP32-PICO | 135×240 | SRAM-only | — | Buy |
| StickS3 | FullRuns the full ZephOS — apps from the Library, on top of glances and voice. PSRAM-backed ESP32-S3. | ESP32-S3 | 135×240 | 8 MB PSRAM | — | Buy |
| StopWatch | FullRuns the full ZephOS — apps from the Library, on top of glances and voice. PSRAM-backed ESP32-S3. | ESP32-S3 | 466×466 round | 8 MB PSRAM | — | Buy |