Below is a comparison chart that delineates the features of the Sentry Mini, Sentry, and Sentry Plus receivers.
| FEATURES |
SENTRY MINI |
SENTRY |
SENTRY PLUS |
| Price | $399 | $599 | $799 |
| Subscription Free ADS-B Weather | ✓ | ✓ | ✓ |
| ADS-B Traffic - 978 MHz (UAT) | ✓ | ✓ | ✓ |
| ADS-B Traffic - 1090 MHz (ES) | ✓ | ✓ | ✓ |
| Built-in WAAS GPS | ✓ | ✓ | ✓ |
|
Backup Attitude (AHRS) |
X | ✓ | ✓ |
| Pressure Altitude sensor | X | ✓ | ✓ |
|
Carbon Monoxide (CO) Sensor and Alarm |
X | ✓ | ✓ |
| Flight Data Recorder | X | X | ✓ |
| G-Load Meter (accelerometer) | X | X | ✓ |
| OLED Display | X | X | ✓ |
|
Auto On/Off |
X | X | ✓ |
| FLARM Receiver | X | X | ✓ |
| Wi-Fi Client Support | X | X | ✓ |
|
Wi-Fi Connection |
✓ | ✓ | ✓ |
| USB Type C Connector | ✓ | ✓** | ✓ |
| Internal Battery |
X* |
✓ 12+ hours |
✓ 18+ hours |
|
ForeFlight Mobile Version*** |
11.6 or later | 10.2 or later | 14.4 or later |
*The Sentry Mini requires an external power source.
**Sentry purchased after November 2023 comes with a USB Type-C charging cable and can be charged by any USB-C charger, including smart chargers with Power Delivery. Sentry purchased prior to November 2023 came with a high-quality USB-A to USB Type-C charging cable that supported charging from any 5V USB-A charger capable of delivering 2A. Sentry unit purchased prior to November 2023 do not support charging from USB-C chargers.
***For details about current and supported versions of ForeFlight Mobile, see: What Apple iOS versions does ForeFlight support?
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