| key specs |
| Strap Colour |
Black, Silver, Gold, Active Black, Brown |
Black, Gold, Silver, Gunmetal |
| Display Size |
36mm |
35mm |
| Compatible OS |
Android, iOS |
Android, iOS |
| Strap Material |
Stainless Steel |
- |
| Dial Shape |
Round |
Round |
| general |
| Brand |
Fire-Boltt |
Pebble |
| Model |
Ultimate |
Cosmos Bold Pro |
| Release date |
June 19, 2023 |
May 3, 2023 |
| Model Number |
BSW158 |
PFB42 |
| Model Name |
Ultimate |
Cosmos Bold Pro |
| Dial Colour |
Black |
- |
| Dial Shape |
Round |
Round |
| Strap Colour |
Black, Silver, Gold, Active Black, Brown |
Black, Gold, Silver, Gunmetal |
| Strap Material |
Stainless Steel |
- |
| Touchscreen |
Yes |
- |
| Water Resistant |
IP68 |
IP67 |
| Size |
- |
Regular |
| Interchangeable Strap |
- |
Yes |
| Dial Material |
- |
Metal |
| dimensions |
| Width |
46.6mm |
- |
| Height |
50.6mm |
- |
| Thickness |
10.4mm |
- |
| Diameter |
35.3mm |
- |
| Weight (g) |
80.00 |
- |
| product details |
| Sensor |
SPO2, Heart Rate Tracking, women health tracker |
SpO2 sensor, Heart Rate tracker, Sleep tracker |
| Compatible Device |
Android, iOS |
Android, iOS |
| Notification |
Yes |
Yes |
| Notification Type |
Calls, Sms, Whatsapp and Social Media |
Calls, Sms, Email, Whatsapp and Social Media |
| Battery Type |
Lithium Ion |
- |
| Battery Life |
7 days |
5 days |
| Charge Time |
2 hours |
- |
| Stand By Time |
20 days |
7 days |
| Rechargeable Battery |
Yes |
Yes |
| Charger Type |
- |
Wired charging |
| Other Features |
- |
Alarm & Notification, Zen Mode, Sleep, Display Timer, Flashlight, Find Phone, Voice Assistant, Music, Camera Shutter, Menu Style |
| connectivity features |
| Call Function |
Yes |
Yes |
| Bluetooth |
Bluetooth |
Bluetooth |
| Bluetooth Version |
Bluetooth 5.0 |
- |
| Messaging |
- |
Yes |
| platform and storage features |
| Compatible Operating System |
Android, iOS |
Android, iOS |
| camera and display features |
| Display Resolution |
240 x 240 pixels |
360x360 pixels |
| Display Size |
36mm |
35mm |
| Other Display Features |
- |
500 nits brightness, IPS HD display |
| fitness and watch functions |
| Step Count |
Yes |
Yes |
| Calorie Count |
Yes |
- |
| Heart Rate Monitor |
Yes |
Yes |
| Calendar |
Yes |
Yes |
| Alarm Clock |
Yes |
Yes |
| Number of Buttons |
2 |
1 |
| Other Fitness Features |
Activity Tracker, 123 Sports Mode Tracking, Sedentary Reminder, Sleep Monitor, Women health tracker |
Steps pedometer, SPO2, Heart Rate Monitor, over 100 sports modes |
| Other Watch Functions |
Music Control, Remote Camera Control, Alarm, Timer, Stopwatch, Weather Forecast, For Multiple Watch Faces, A Rotating Crown Button |
Alarm & Notification, Zen Mode, Sleep, Find Phone, Voice Assistant, Music, Camera Shutter, Menu Style |
| Date & Time Display |
- |
Yes |
