In depth comparison and review of Amazfit Stratos 2S and Apple Watch Ultra 2. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
GENERAL | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Product Type | Smart watch | Smart watch |
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Operating System | - | WatchOS 10 |
Supported Host Device OS | Android 4.4 (KitKat) or later, iOS 9 or later | iOS 17 or later |
Activity/Sport | - | Multisport, custom workouts |
Wearing Style | Watch style | Watch style |
Audio Input | - | Three-microphone array |
Audio Output | - | Dual speakers |
Body Details | - | Case only: 61.4 g |
Body Material | - | Aerospace-grade titanium |
Protection | Dustproof, waterproof | Water-resistant, splash-resistant, corrosion resistant, dust-resistant |
Clock Display | Yes | Yes |
FEATURES | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Sensors | Ambient light sensor, gyro sensor, heart rate, geomagnetic sensor, 3-axis accelerometer | Accelerometer, ambient light sensor, digital compass, depth gauge, electrical heart sensor, ECG sensor, blood oxygen sensor, gyroscope, water temperature sensor, temperature sensing, optical heart sensor (3d gen), always-on altimeter |
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Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, pace, cadence, oxygen level | Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, sleep stages, menstrual cycle, ECG, ovulation phase, rapid eye movement (REM), depth |
Modes | - | Night mode |
Goal Setting | - | Yes |
Features | Listening to music, idle alert | Call handling, store & play music, Fall detection, Emergency SOS, heart rate zones, Family Setup support, International Emergency Calling, Siren (86-decibel), Crash Detection, noise monitoring, Compass Waypoint, precision finding for iPhone, brightness: 3000 nits, flashlight boost, track detection |
Notifications | Missed calls, SMS, Email, social apps, incoming calls | Calendar, SMS, Email, high and low heart rate, irregular rhythm, cardio fitness |
Vibrating Alert | Yes | Yes |
Feedback Type | - | Audio alert, vibration alert, visual interface |
Navigation (GPS) | - | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
Payment Technology | - | Apple Pay |
Internet of Things (IoT) Compatible | - | Yes |
IoT Intelligent Assistant | - | Siri |
IoT Voice Controlled | - | Direct |
CELLULAR | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Technology | - | WCDMA (UMTS) |
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Mobile Broadband Generation | - | 4G |
SIM Card Type | - | Electronic SIM card (e-SIM) |
CONNECTIVITY | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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3M UMTS Band | - | Band 1, Band 2, Band 5, Band 10 |
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4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 7, Band 8, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 39, Band 40, Band 41, Band 66 |
Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.0 | IEEE 802.11b/g/n, LTE, Ultra-Wideband (UWB), Bluetooth 5.3 |
DISPLAY | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Type | LCD - colour - transflective | Retina LTPO OLED - colour |
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Resolution | 320 x 300 pixels | 410 x 502 pixels |
Screen Size | 1.34" | - |
Screen Protection | Dinorex Glass (scratch resistant glass) | Flat sapphire front crystal with display edge protection |
Always On Display (AOD) | - | Yes |
INPUT DEVICE | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Type | Touch sensitive screen | Touch sensitive screen, customisable action button, side button, double tap gesture |
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CASE | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Case Size | - | 49 mm |
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Case Shape | Round | Rectangular |
Bezel | Ceramic black | - |
Case Details | Carbon fibre | Titanium |
Crown Type | - | Digital with haptic feedback |
BAND | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Band Type | Band | Alpine Loop |
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Band Size | - | S |
Band Width | 22 mm | - |
Fits Wrist with Circumference | - | 130-160 mm |
Changeable | Yes | Yes |
Clasp Type | Buckle | G-hook |
Band Material | Leather | Textile |
Band Colour | Black | Blue | Indigo | Olive | Orange/beige | Green/gray | Blue/black | Orange | White |
STORAGE | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Storage Capacity | 4 GB | 64 GB |
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User Memory | 2 GB | - |
RAM | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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RAM Size | 512 MB | - |
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CPU | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Manufacturer | - | Apple |
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CPU Type | - | S9 SiP |
Clock Speed | 1.2 GHz | - |
Features | - | W3 Apple wireless chip, second-generation Ultra Wideband chip, 4-core Neural Engine |
BATTERY | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Technology | - | Lithium Ion |
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Capacity | 290 mAh | - |
Battery Life | - | 36 hours |
Battery Life Details | - | Normal use - up to 36 hour(s) Low power mode - up to 18 hour(s) Power saving mode - up to 72 hour(s) |
Standby Time | 5 days | - |
Rechargeable Battery | - | Yes |
Wireless Charging | - | Yes |
MISCELLANEOUS | Amazfit Stratos 2S | Apple Watch Ultra 2 |
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Included Accessories | - | Magnetic fast charger to USB-C cable (1 m) |
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Preloaded Software | - | GymKit, Oceanic+, Depth app |
Compliant Standards | - | IP6X, BFR-free, PVC-free, Beryllium-free, Mercury-free, MIL-STD-810H, EN13319, Arsenic-free |
Specific Absorption Rate (SAR) | - | 0.22 W/kg (head) 0.43 W/kg (limb) |
Carbon Footprint | - | 0 kg carbon emissions |
Max Depth of Water Resistance | 50 m | 100 m |
Max Operating Temperature | - | 55 °C |
Min Operating Temperature | - | -20 °C |
Manufacturer Model Number | - | A2986 |