| key specs |
| Strap Colour | Gray | - |
| Compatible OS | Android, iOS | - |
| Strap Material | Nylon | Silicone |
| Dial Shape | Round | Round |
| Display Type | MIP | - |
| Ideal For | Unisex | - |
| general |
| Brand | Garmin | Huami |
| Model | Enduro | Amazfit Stratos 3 |
| Release date | February 16, 2021 | August 27, 2019 |
| Model Name | Enduro | Stratos 3 |
| Dial Shape | Round | Round |
| Strap Material | Nylon | Silicone |
| Size | Regular | - |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | - |
| Water Resistant | Yes | 5ATM |
| Water Resistance Depth | 10 ATM | 50 Meters |
| Ideal For | Unisex | - |
| Strap Colour | Gray | - |
| Usage | - | For Sports |
| Dial Material | - | Stainless Steel |
| dimensions |
| Width | 51 | - |
| Height | 51 | - |
| Thickness | 14.9 | 13.4 mm |
| Diameter | 35.56 | 48.6mm |
| Weight (g) | 58.00 | 40.40 |
| product details |
| Closure | fiber-reinforced polymer with metal rear cover | - |
| Sensor | accelerometer, barometric altimeter, gyroscope, electronic compass, thermometer, Pulse Ox blood oxygen saturation monitor, Garmin Elevate heart rate monitor | BioTracker PPG Bio-Tracking optical sensor, 6-axis acceleration sensor, 3-axis geomagnetic sensor, Air pressure sensor |
| Compatible Device | Android, iPhone | Android 5.0 or iOS 10.0 and above |
| Notification | Yes | Yes |
| Battery Life | 130 days/1 year with solar (Battery saver watch mode), 50 days/65 days with solar (Smartwatch mode), 70 hours/80 hours with solar (GPS) | 7 days in smart mode |
| Charge Time | 3 hours/ day | 2.5 hours |
| Charger Type | Solar | - |
| Rechargeable Battery | Yes | - |
| Notification Type | - | Calls, Messages, App Alerts |
| Battery Type | - | Lithium-ion polymer battery |
| connectivity features |
| Bluetooth | Yes | Yes |
| GPS | Yes | Yes |
| Bluetooth Version | - | 5.0 |
| Wi-Fi | - | Yes |
| platform and storage features |
| Compatible Operating System | Android, iOS | - |
| Operating System | - | Amazfit OS |
| Number of Cores | - | dual-core |
| RAM | - | 512MB |
| Processor Speed | - | 1200 |
| Internal Memory | - | 2GB |
| camera and display features |
| Display Resolution | 280 x 280 | 320x320 |
| Display Type | MIP | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | - |
| Other Fitness Features | Respiration rate, Pulse ox blood oxygen saturation, Body battery energy monitor, All-day stress tracking, Relaxation reminders, Sleep score and insights, Woman's health tracking | 80 Sports Modes |
| Other Watch Functions | Controls smartphone music, Find my phone, Find my watch, Virb remote, Garmin connect mobile, Garmin pay, Livetrack, Dual grid coordinates | - |
| Number of Buttons | - | 4 |
| audio and video features |
| Audio Features | - | Standalone Music Playback |