| Display | Color OLED, 333 ppi, DCI-P3, Corning Gorilla Glass 3 | 1.2-inch (30.4 mm) round AMOLED touchscreen, 390x390, two side buttons, chemically strengthened glass |
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| Battery | Up to 16 hours (328 mAh typical); about 30 minutes to 60%, about 70 minutes to 100% | Up to 2 days in smartwatch mode (connected feature use and LTE network conditions have a significant impact) |
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| Case | 41.04 x 44.89 x 13.35 mm, 28.03 g without band; band fits 120-200 mm wrists | — |
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| Water Resistance | Water resistant to 50 m | — |
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| Connectivity | Built-in 4G LTE (Fitbit Ace Pass subscription required), Wi-Fi 802.11 b/g/n 2.4GHz, Bluetooth 5.0, NFC (Tap to Pay), GPS/GNSS | LTE (subscription plan required), Wi-Fi, Bluetooth; two-way voice calls, voice messages with transcription, text messaging with on-watch keyboard |
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| Sensors | Accelerometer, optical heart rate sensor, altimeter, magnetometer, ambient light sensor, gyroscope | Accelerometer, ambient light sensor |
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| Audio | Built-in microphone and speaker | — |
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| Compatibility | Fitbit Ace app on Android 11 or newer or iOS 16 or newer | Garmin Jr. app for iPhone and Android, managed by a parent or caregiver |
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| Target age | Kids 7 and up | — |
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| Body | — | Fiber-reinforced polymer case and bezel, silicone strap; 43 x 43 x 12.4 mm; 26.5 g (40.4 g with the included band); band fits wrists 115-180 mm |
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| Memory | — | 4 GB |
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| Safety | — | Real-time location tracking via LTE LiveTrack, location check-ins, temporary geofencing with enter and exit alerts, assistance request |
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| Positioning | — | GPS, GLONASS, Galileo, QZSS, BeiDou |
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| Durability | — | 5 ATM water resistance |
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| Extras | — | Amazon Music downloads (Prime or Amazon Music Unlimited required), voice commands, built-in sports apps, games, watch faces |
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| Plans | — | Garmin-managed kids smartwatch plan at $9.99 per month |
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| Colors | — | Light purple, turquoise, slate gray |
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