The Amazfit Stratos 3 is latest addition to the Stratos series, it does spot similar appearance as its predecessors; the Stratos and Stratos 2, but however is a more comprehensive fitness smartwatch with 8 FirstBeat algorithms featured, a slight longer battery life that lets you go longer and a more beautiful full moon reflective LCD display. We compare the Amazfit Stratos vs Stratos 2 vs Stratos 3 specs and features, so you know the differences.
Amazfit Stratos vs Stratos 2 vs Stratos 3 Specifications
| Amazfit Stratos | Amazfit Stratos 2 | Amazfit Stratos 3 | |
|---|---|---|---|
 |  |  | |
ABOUT DEVICE | |||
| Device name | Amazfit Stratos | Amazfit Stratos 2 | Amazfit Stratos 3 |
| Device type | Classic/Fitness smartwatch | Classic/Fitness smartwatch | Classic/Fitness smartwatch |
| Predessesor | __ | __ | Amazfit Stratos |
| Successor | Amazfit Stratos 3 | Amazfit Stratos 3 | -- |
| Released date | September, 2017 | December, 2017 | September, 2019 |
| Ideal for | Men | Men | Men |
DISPLAY | |||
| Display type | Transflective LCD | Transflective LCD | Transflective MIP LCD |
| Display size | 1.34 inch | 1.34 inch | 1.34 inch |
| Display resolution | 320 x 320 pixels | 320 x 320 pixels | 320 x 320 pixels |
| Pixel density | -- | -- | -- |
| Input type | Touchscreen 3 physical buttons | Touchscreen 3 physical buttons | Touchscreen, 4 physical buttons Always-on display |
| Always-on | Yes | Yes | Yes |
| Customizable watch face | Yes | Yes | Yes |
BODY | |||
| Shape | Circular | Circular | Circular |
| Dimension | 45.72 x 45.72 x 12.7 mm | 45.72 x 45.72 x 12.7 mm | 48.6 x 48.6 x 13.4 mm |
| Weight | __ | 60g | 40.4g (without straps) |
| Casing material | Glass reinforced with polycarbonate | Glass reinforced with polycarbonate | Glass reinforced with polycarbonate |
| Strap/band material | Silicone | Silicone Leather | Silicone |
| Bezel Material | Ceramics | Ceramics | Ceramics |
| Strap size | 22 mm | 22 mm | 22 mm |
| Interchangeable band | Yes, 22mm | Yes, 22mm | Yes, 22mm |
| Screen protection | Corning Gorilla glass 3 | Sapphire glass | Corning Gorilla glass 3 |
| Water resistant/Protection | Yes, 5ATM | Yes, 5ATM | Yes, 5ATM |
| Swim-proof | Yes, recommended | Yes, recommended | Yes, recommended |
| Color(s) | Black | Black | Black |
MEMORY | |||
| RAM | 512MB | 512MB | 512MB |
| Internal storage | 4GB | 4GB | 4GB |
| Memory card slot | No | No | No |
CONNECTIVITY | |||
| Bluetooth | Bluetooth v4.0 | Bluetooth v4.0 | Bluetooth v5.0 |
| Bluetooth calling | No | No | No |
| Wi-Fi | Yes | Yes | Yes |
| NFC | Yes | Yes | Yes |
| Payment system | Yes(China) | Yes(China) | Yes(China) |
| GPS | Yes, GPS/GLONASS | Yes, GPS/GLONASS | Yes, GPS/GLONASS/BEIDOU |
CELLULAR TECHNOLOGY | |||
| Technology | None | None | None |
| SIM | None | None | None |
| Band | No | No | No |
NOTIFICATIONS | |||
| Email alert | Yes | Yes | Yes |
| SMS alert | Yes | Yes | Yes |
| Calls alert | Yes | Yes | Yes |
| Event reminder | Yes | Yes | Yes |
| Weather | Yes | Yes | Yes |
| Third-party apps | Yes | Yes | Yes |
| Text response | Quick replies | Quick replies | Quick replies |
FITNESS TRACKING | |||
| Sleep apnea | No | No | No |
| Sleep tracking | Yes | Yes | Yes |
| Steps | Yes | Yes | Yes |
| Floors climbed | No | No | No |
| Heart rate monitoring | Yes | Yes | Yes |
| Calories | Yes | Yes | Yes |
| Distance | Yes | Yes | Yes |
| Stress | Yes | Yes | Yes |
| VO2 Max. | Yes | Yes | Yes |
| Blood oxygen | No | No | No |
| Blood pressure | No | No | No |
| Menstrual cycle tracking | No | No | No |
| Swim tracking | Yes | Yes | Yes |
| Under-water heart rate tracking | No | No | No |
| Preloaded maps | No | No | No |
| On-screen workout modes | No | No | No |
| Triathlon mode | No | No | No |
| ECG Tracking | No | No | No |
| Preloaded sport modes | Yes, 16 | Yes, 16 | Yes, 19 |
| Safety tracking | No | No | No |
MEDIA | |||
| Audio | mp3/mp4 | mp3/mp4 | mp3/mp4 |
| Music streaming | Yes | Yes | Yes |
| Bluetooth music | Yes | Yes | Yes |
| Radio | No | No | No |
| Loudspeaker | No | No | No |
| Microphone | No | No | No |
| Camera | No | No | No |
SENSORS | |||
PLATFORM | |||
| Operating system (OS) | Proprietary OS | Proprietary OS | Proprietary OS |
| Chipset | -- | -- | -- |
| CPU | 1.2GHz Dual core processor | 1.2GHz Dual core processor | 1.2GHz Dual core processor |
| GPU | -- | -- | -- |
BATTERY | |||
| Type of battery | Non-removable Li-polymer battery | Non-removable Li-polymer battery | Non-removable Li-polymer battery |
| Battery capacity | 300 mAh | 300 mAh | 300 mAh |
| Battery life | Standby :8 days+ Mixed usage: 5 days | Standby :8 days+ Mixed usage: 5 days | Standby:15 days+ Mixed usage:7 days Ultramode: 14 days Continuous GPS tracking: 35hrs |
| Charging type | Charging cradle | Charging cradle | Charging cradle |
| Charging time | About 1-2 hours | About 1-2 hours | About 1-2 hours |
| Battery saver mode | No | No | Yes |
| Solar power | No | No | No |
| Rapid charging | No | No | No |
CLOCK FEATURES | |||
| Time/Date | Yes | Yes | Yes |
| Stopwatch | Yes | Yes | Yes |
| Alarm | Yes | Yes | Yes |
OTHER FUNCTIONS | |||
| Control camera | Yes | Yes | Yes |
| Music control | Yes | Yes | Yes |
| Find phone | Yes | Yes | Yes |
MISC | |||
| Compatibility | Android 4.4+ iOS 9.0+ | Android 4.4+ iOS 9.0+ | Android 5.0+ iOS 10.0+ |
| Companion app | Zepp app (Formerly Amazfit app) | Zepp app (Formerly Amazfit app) | Zepp app (Formerly Amazfit app) |
| Voice command | No | No | No |
BOX CONTENTS | |||
| Amazfit Stratos | Amazfit Stratos 2 | Amazfit Stratos 3 | |
| Straps | Straps | Straps | |
| Charging cradle and USB cable | Charging cradle and USB cable | Charging cradle and USB cable | |
| Quick start guide | Quick start guide | Quick start guide | |
| NOTE: We can't guarantee that all the information on this table are 100% correct. Read full disclaimer. Please, report an error. | |||
| Official Site | Official Site | Official Site | |
