| Introduction Time | Announced October 2015 | September 2017 |
|---|---|---|
| Availability Status | Available. Released October 2015 | Available. Released October 2017 |
| Size and Dimensions | 12.8 x 32 mm | 10.3 * 19.7 * 44 millimeter (mm) |
|---|---|---|
| Product Weight | 60 gram (g) | 21 gram (g) |
| Other Body Features | ||
|---|---|---|
| Compatible SIM Card Types | - | No |
| Display Technology | AMOLED capacitive touchscreen, Color | PMOLED display |
|---|---|---|
| Display Resolution | 32 * 128 pixel (px) | |
| Multi-Touch Capability | Yes | No |
| Screen Size | - | 0.91 inch |
| OS Version | No operating system / Compatible with Android, Windows Mobile, and iOS devices | Compatible with Android and iOS equipped phones |
|---|
| Speaker Type | Yes | - |
|---|
| Battery Type and Capacity | Non-replaceable Lithium Polymer battery | Non-removable 100 mAh Li-Po battery |
|---|
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor, Barometer, Altimeter, Ambient light sensor, Skin temperature sensor, GSR sensor, Microphone, Vo2Max | 3-axis accelerometers, Heart rate sensor |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | Received notification announcement / Display received emails |
| Other Features and Capabilities | Pedometer / Distance and floors climbed measurement / Music playback control / Calorie consumption measurement | Step counting / Distance traveled calculation / Calories burned calculation / Heart rate measurement |
| Bluetooth Support | Version 4.2 | |
|---|---|---|
| GPS Support | Yes | No |
| NFC Support | - | No |
| Available Color Options | Black | Black, Blue, Red |
|---|
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