| Introduction Time | September 12, 2023 | 2019, September |
|---|---|---|
| Availability Status | Available, released September 22, 2023 | Available. Released November 2019 |
| Equivalent Name | - |
|---|
| Size and Dimensions | 41 x 35 x 10.7 mm | 40 * 40 * 11 millimeter (mm) |
|---|---|---|
| Product Weight | 42.3 gram (g) | - |
| Compatible SIM Card Types | eSIM | No |
|---|---|---|
| Other Body Features | Sapphire front / Ceramic and sapphire back / Stainless steel frame / Water pressure resistant up to 50 meters deep / IP6X certified for dust resistance | Aluminum body / Water resistant up to 1 meter deep / Silicone band |
| Display Technology | AMOLED / Square | |
|---|---|---|
| Screen Size | 1.69 inch | 1.3 inch |
| Display Resolution | ||
| Screen protector type | Sapphire glass | Gorilla Glass 3 |
| Display Technical Details | Always-on Display / 2000 nits brightness | Color touchscreen |
| OS Version | Fitbit proprietary OS / Compatible with Android and iOS | |
|---|---|---|
| Chip Model | - |
| CPU | Dual-core | - |
|---|---|---|
| GPU Model | - |
| Internal Memory Capacity | Storage capacity for over 300 music tracks |
|---|
| Speaker Type | Yes | - |
|---|
| Battery Type and Capacity | Non-removable 282 mAh Li-Ion battery | Lithium Polymer |
|---|---|---|
| Battery Standby Time | Up to 18 hours (normal usage) |
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Electrocardiogram, Accelerometer, Gyroscope, Air pressure sensor, Altimeter, Compass, Body temperature sensor | Accelerometer, Compass, Pedometer, Heart rate counter, Altimeter |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | - |
| Other Features and Capabilities | - | Amazon Alexa voice assistant |
| Communication Technologies | No |
|---|
| Wireless Network Type | Wi-Fi 802.11 b/g/n / Dual-band | - |
|---|---|---|
| Bluetooth Support | Version 5.3 with A2DP, LE support | Yes, Version 4.0 |
| GPS Support | Yes | |
| NFC Support | Yes | Yes |
| USB Connections Type | No, charges via wireless charging | - |
| Available Color Options | Black, Gold, Silver | Black |
|---|---|---|
| Global Price Range | - |
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