In depth comparison and review of Apple Watch Series 4 (GPS + Cellular) and Samsung Galaxy Watch4. 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 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | WatchOS 5 | Wear OS by Samsung |
| Supported Host Device OS | iOS | Android 6.0 (Marshmallow) or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Audio Output | Speaker | - |
| Width | 34 mm | 39.3 mm |
| Height | 40 mm | 40.4 mm |
| Depth | 10.7 mm | 9.7 mm |
| Weight | 39.8 g | 25.9 g |
| Body Material | Stainless steel | Aluminium |
| Protection | Waterproof | Waterproof |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor | Accelerometer, ambient light sensor, barometer, gyro sensor, bioimpedance sensor, electromagnetic compass, optical heart sensor, electrical heart sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken, UV index, Air Quality index | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, body composition, ECG, REM phases |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, ECG accurate heart rate, listening to music, Retina Display technology, call alerts, automatic exercise recognition, Fall detection, Emergency SOS | Find phone function, VO2 max, automatic exercise recognition, personalised coaching |
| Notifications | Calendar, SMS, Email | Calendar, SMS, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Audio alert, vibration alert, visual interface | Vibration alert, visual interface |
| Digital Player | - | MP3, WAV, AAC, AMR, M4A, OGG, 3GA, AWB, OGA |
| Navigation (GPS) | GPS/GLONASS/Galileo/QZSS receiver | GPS/GLONASS/Galileo/BeiDou receiver |
| Payment Technology | Apple Pay | - |
| IoT Intelligent Assistant | Siri | - |
| CELLULAR | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) |
|---|---|---|
| Mobile Broadband Generation | 4G | 4G |
| SIM Card Type | Electronic SIM card (e-SIM) | Electronic SIM card (e-SIM) |
| Messaging Services | SMS | - |
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 5.0 | NFC, IEEE 802.11a/b/g/n, Bluetooth 5.0 |
|---|---|---|
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) |
| DISPLAY | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Type | LTPO OLED - colour | Super AMOLED - colour |
|---|---|---|
| Resolution | 324 x 394 pixels | 396 x 396 pixels |
| Screen Size | 1.57" | 1.19" |
| Aspect Ratio | - | Full circle |
| Pixel Density | - | 330 ppi |
| Colour Depth | - | 24-bit (16.7 million colours) |
| Screen Protection | Sapphire glass | Corning Gorilla Glass DX+ (scratch resistant glass) |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch sensitive screen, push buttons |
|---|
| CASE | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Case Size | 40 mm | 40 mm |
|---|---|---|
| Case Shape | Rectangular | Round |
| Case Back | Sapphire crystal and ceramic back | - |
| Case Details | Stainless steel | Space grey aluminium | Space black stainless steel | Silver aluminium | Gold aluminium | Gold stainless steel | Pink gold | Black | Silver |
| Crown Type | Digital with haptic feedback | - |
| BAND | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Band Type | Milanese loop | Sport band |
|---|---|---|
| Fits Wrist with Circumference | 130-180 mm | - |
| Changeable | - | Yes |
| Clasp Type | Magnetic closure | Buckle |
| Band Material | Steel mesh | - |
| Band Colour | White | Black | Pink sand | Space black | Gold | Seashell | Stone | Pink | Black | White |
| STORAGE | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Storage Capacity | 16 GB | 16 GB |
|---|---|---|
| User Memory | - | 7.6 GB |
| RAM | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| RAM Size | - | 1.5 GB |
|---|
| CPU | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Manufacturer | Apple | Samsung |
|---|---|---|
| CPU Type | S4 | Exynos W920 |
| Clock Speed | - | 1.18 GHz |
| Features | W3 Apple wireless chip | - |
| BATTERY | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 247 mAh |
| Battery Life | 18 hours | 40 hours |
| Rechargeable Battery | Yes | Yes |
| Wireless Charging | Yes | Yes |
| Wireless Charging Standards | - | WPC, Wireless PowerShare |
| MISCELLANEOUS | Apple Watch Series 4 (GPS + Cellular) | Samsung Galaxy Watch4 |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Wireless charging dock |
|---|---|---|
| Preloaded Software | Apple Pay | - |
| Compliant Standards | - | MIL-STD 810G, IP68 |
| SAR Value | 0.27 W/kg (head), 0.26 W/kg (limb) | 0.729 W/kg (head), 2.594 W/kg (limb) |
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | - | SM-R865F |
| Warranty | - | 2-year warranty |
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