In depth comparison and review of Apple Watch Series 3 (GPS) and Apple Watch SE (GPS) 2nd generation. 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 | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | WatchOS 5 | WatchOS |
| Supported Host Device OS | iOS 11 or later | iOS 16 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | Speaker |
| Width | 33.3 mm | - |
| Height | 38.6 mm | - |
| Depth | 11.4 mm | - |
| Weight | 26.7 g | - |
| Body Details | - | Case only: 26.4 g |
| Body Material | Anodised aluminium | Aluminium |
| Protection | Water-resistant | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, heart rate, barometric altimeter | Accelerometer, ambient light sensor, digital compass, barometer, gyroscope, always-on altimeter, optical heart sensor (2d gen) |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken | Distance, time, calories burned, activity, sleep activity, heart rate, sleep stages, menstrual cycle |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, camera remote control, listening to music, Retina Display technology, call alerts | Call handling, music remote handling, camera remote control, Fall detection, Emergency SOS, Family Setup support, International Emergency Calling, Crash Detection, noise monitoring, Compass Waypoint, brightness: 1000 nits |
| Notifications | Calendar, SMS, Email | Calendar, SMS, Email, high and low heart rate, irregular rhythm, cardio fitness |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Audio alert, vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GNSS receiver | GPS/GLONASS/Galileo/QZSS receiver |
| Payment Technology | - | Apple Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | Siri | Siri |
| IoT Voice Controlled | Direct | Direct |
| CONNECTIVITY | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.2 | IEEE 802.11b/g/n, Bluetooth 5.0 |
|---|
| DISPLAY | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Type | OLED - colour | Retina LTPO OLED - colour |
|---|---|---|
| Resolution | 272 x 340 pixels | 324 x 394 pixels |
| Screen Protection | Ion-X glass | Ion-X glass |
| INPUT DEVICE | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch sensitive screen |
|---|
| CASE | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Case Size | 38 mm | 40 mm |
|---|---|---|
| Case Shape | - | Rectangular |
| Case Back | Composite back | Sapphire crystal and ceramic back |
| Case Details | Space grey aluminium | Silver aluminium | Gold aluminium | Midnight aluminium | Silver aluminium | Starlight aluminium |
| Crown Type | Digital | Digital with haptic feedback |
| BAND | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Band Type | Sport band | Sport band |
|---|---|---|
| Band Size | - | Regular |
| Fits Wrist with Circumference | 130-200 mm | 130-200 mm |
| Changeable | - | Yes |
| Clasp Type | Pin-and-tuck | Pin-and-tuck |
| Band Material | Fluoroelastomer | Fluoroelastomer |
| Band Colour | Black | White | Fog | Pink sand | Grey | Midnight | Starlight |
| STORAGE | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Storage Capacity | 8 GB | 32 GB |
|---|
| CPU | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Manufacturer | Apple | Apple |
|---|---|---|
| CPU Type | S3 | S8 SiP |
| Features | W2 Apple wireless chip | W3 Apple wireless chip |
| BATTERY | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Life | 18 hours | 18 hours |
| Rechargeable Battery | - | Yes |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Apple Watch Series 3 (GPS) | Apple Watch SE (GPS) 2nd generation |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Magnetic charger to USB-C cable (1 m) |
|---|---|---|
| Preloaded Software | - | Apple Pay, GymKit |
| SAR Value | - | 0.24 W/kg (head), 0.07 W/kg (limb) |
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | - | A2722 |
| Warranty | - | 1-year warranty |
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