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The Amazfit Stratos is the successor to the Stratos 2, its one of the latest smartwatches from Amazfit, while the Mi Watch is the first smartwatch from Xiaomi powered by the more advanced Snapdragon 3100 chip, and the Samsung Galaxy Watch is one of the best selling smartwatches on the market. All three smartwatches are remarkable choices, well equipped to track your active life and some of the very best choices for comprehensive fitness tracking while also having some of the best designs. We compare the Amazfit Stratos 3 vs Xiaomi Mi Watch vs Samsung Galaxy Watch specs, features and prices, so you know which is the best choice for you.
Table of Contents
Amazfit Stratos 3 vs Xiaomi Mi Watch vs Samsung Galaxy Watch: Specifications Compared
| Product Info |
 Amazfit Stratos 3 Specifications, Features and Price |
 Xiaomi MI Watch Full Specifications, Features and Price |
 Samsung Galaxy Watch (46mm) Full Specifications, Features and Price |
|---|---|---|---|
| Price | $169.99 | $269.99 | $236.61 |
| ABOUT DEVICE | ABOUT DEVICE | ABOUT DEVICE | ABOUT DEVICE |
| Device name | Amazfit Stratos 3 | Xiaomi Mi Watch | Samsung Galaxy Watch (46mm) |
| Device type | Fitness/Classic smartwatch | Standalone/Fitness smartwatch | Fitness/Classic smartwatch |
| Gender | Men | Unisex | Men |
| Release date | September, 2019 | November, 2019 | August, 2018 |
| Predecessor | Amazfit Stratos | — | Samsung Gear S3 |
| Successor | — | — | — |
| Versions | Amazfit Stratos 3 Elite Version | — | Bluetooth, LTE |
| BODY | BODY | BODY | BODY |
| Dimension | 45.72 x 45.72 x 12.7 mm | 44 x 44 x 12.3 mm | 46 x 49 x 13 mm |
| Weight | — | 56g | 63 grams (excluding straps) |
| Shape | Circular | Square | Circular |
| Case material | Glass Fiber, Polycarbonate | Aluminum | Stainless steel |
| Strap material | Silicone | Fluoroelastomer | Leather, Silicone |
| Bezel material | Stainless steel | Bezeless | Stainless steel |
| Strap size | 22 mm | 22 mm | 22 mm |
| Screen protection | Corning Gorilla Glass | Corning Gorilla Glass, Sapphire glass | Corning Gorilla glass DX+ |
| Water resistance | Yes, 5ATM | Yes, 5ATM | Yes, 5ATM |
| Durability test | — | — | MIL-STD-810G |
| Swim-proof | Yes, recommended | Yes | Yes, recommended |
| Color | Black | Black, Silver | Black, Silver |
| DISPLAY | DISPLAY | DISPLAY | DISPLAY |
| Display size | 1.34 inch | 1.78 inch | 1.3 inches |
| Display type | LCD, Reflective | AMOLED, Full color | Super AMOLED, Full color |
| Display resolution | 320 x 320 px | 438 x 368 pixel | 360 x 360 pixel |
| Pixel density | — | 326 ppi | — |
| Always on | Yes | Yes | Yes |
| Custom watch face | Yes | Yes | Yes |
| Input type | 4 Physical buttons, Touchscreen | 1 Physical button, Digital crown, Touchscreen | 2 Physical buttons, Physical rotating bezel, Touchscreen |
| CONNECTIVITY | CONNECTIVITY | CONNECTIVITY | CONNECTIVITY |
| Bluetooth | Bluetooth v5.0 | Yes, Bluetooth v4.2 LE | Yes, Bluetooth v4.2 LE |
| Bluetooth calling | No | Yes | Yes |
| GPS | BEIDOU, Galileo, GLONASS, GPS | Yes | Galileo, Yes, GPS/GLONASS/BEIDOU |
| NFC | (China only), Yes | (China only), Yes | Yes |
| Wi-Fi | Yes, Wi-Fi 802.11 b/g/n | Yes, Wi-Fi 802.11 b/g/n | Yes, Wi-Fi 802.11 a/b/g/n/ac |
| MEMORY | MEMORY | MEMORY | MEMORY |
| RAM | 512MB | 1GB | 0.75GB |
| ROM | 4GB | 8GB | 4GB |
| Memory card slot | No | No | No |
| CELLULAR CONNECTIVITY | CELLULAR CONNECTIVITY | CELLULAR CONNECTIVITY | CELLULAR CONNECTIVITY |
| Technology | None | GSM / HSPA / LTE | None |
| SIM type | None | e-SIM | None |
| Band | — | — | — |
| NOTIFICATIONS | NOTIFICATIONS | NOTIFICATIONS | NOTIFICATIONS |
| SMS alert | Yes | Yes | Yes |
| Calls alert | Yes | Yes | Yes |
| Email alert | Yes | Yes | Yes |
| Event reminder | Yes | Yes | Yes |
| Third-party apps alert | Yes | Yes | Yes |
| MEDIA | MEDIA | MEDIA | MEDIA |
| Audio | mp3/mp4 | mp3/mp4 | mp3/mp4 |
| Bluetooth music | Yes | Yes | Yes |
| Loudspeaker | No | Yes | Yes |
| Microphone | No | Yes | Yes |
| Camera | No | No | No |
| Radio | No | No | No |
| SENSORS | SENSORS | SENSORS | SENSORS |
| Accelerometer | Yes | Yes | Yes |
| Altimeter | No | — | No |
| Ambient light | Yes | Yes | Yes |
| Barometer | Yes | No | Yes |
| Compass | Yes | No | — |
| ECG | No | No | No |
| Gyroscope | Yes | Yes | Yes |
| HRM | Yes | Yes | Yes |
| Pulse oximeter (SpO2) | — | Yes | No |
| Thermometer | No | No | No |
| Other sensors | — | — | — |
| ACTIVITY TRACKING | ACTIVITY TRACKING | ACTIVITY TRACKING | ACTIVITY TRACKING |
| Blood oxygen | No | Yes | No |
| Blood Pressure | No | No | No |
| Calories | Yes | Yes | Yes |
| Distance | Yes | Yes | Yes |
| ECG tracking | No | No | No |
| Heart rate monitoring | Yes | Yes | Yes |
| Sleep tracking | Yes | Yes | Yes |
| Steps | Yes | Yes | Yes |
| Floors climbed | - | - | - |
| Stress | — | Yes | Yes |
| Incidental fall detection | No | No | No |
| Menstrual cycle | No | No | No |
| VO2 Max | Yes | Yes | Yes |
| Swim-tracking | Yes | Yes | Yes |
| Underwater heart rate tracking | No | No | No |
| On-screen workout | No | No | No |
| Sport modes | 80, Yes | 10, Yes | 39 |
| BATTERY | BATTERY | BATTERY | BATTERY |
| Battery type | non-removable Lithium-polymer | Non-removable Li-ion battery | Non-removable Li-ion battery |
| Battery capacity | 300mAh | 570mAh | 472mAh |
| Battery life | Regular: 7 days+, Ultramode: 14 days | Regular: 36hrs | Regular usage: 3 days+, Standby:10 days+ |
| Charging type | Charging dock | Charging dock | WPC based wireless charging |
| Charging time | 1-2 hours | 1-2 hours | 1-2 hours |
| Solar power | No | No | No |
| PLATFORM | PLATFORM | PLATFORM | PLATFORM |
| Chipset | — | Snapdragon 3100 | Exynos 9110 |
| CPU | 1.2GHz dual-core | 1.2GHz Cortex A7, Quad-core | Dual core 1.15GHz |
| GPU | — | — | — |
| Operating system | Amazfit OS | MIUI, Wear OS | Tizen OS 4.0 |
| MISC | MISC | MISC | MISC |
| Companion app | Amazfit Watch App | Xiaomi Wear | Samsung Gear app, Samsung Health App |
| Compatibility | Android 5.0+, iOS 10.0+ | Android 5.0+, iOS 10.0+ | Android 5.0+ & RAM 1.5GB+, iPhone 5+ and iOS 9.0+ |
| Payment system | Alipay | Alipay | Samsung Pay |
| Interchangeable strap | 22 mm, Yes | 22 mm, Yes | Yes |
| Voice command | No | Yes | Yes, Bixby |
| Find my phone | Yes | Yes | Yes |
| Box content | Amazfit Stratos 3, Charger, Manual, Straps | Charger, Manual, Straps, Xiaomi Mi Watch | Charger, Manual, Samsung Galaxy Watch, Straps |
| Price | $169.99 | $269.99 | $236.61 |
Amazfit Stratos 3 vs Xiaomi Mi Watch vs Samsung Galaxy Watch: Editor’s Pick
