In depth comparison and review of Sony SmartWatch 2 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 | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | - | Wear OS by Samsung |
| Supported Host Device OS | Android 4.0 (Ice Cream Sandwich) or later | Android 6.0 (Marshmallow) or later |
| Wearing Style | - | Watch style |
| Width | 42 mm | 39.3 mm |
| Height | 41 mm | 40.4 mm |
| Depth | 9 mm | 9.7 mm |
| Weight | 48.4 g | 25.9 g |
| Body Details | Main unit: 23.5 g Wrist strap: 99 g |
- |
| Body Material | Aluminium | Aluminium |
| Protection | Dustproof, waterproof | Waterproof |
| Colours | Black | Black metal | Silver | Green/yellow | - |
| Clock Display | - | Yes |
| Designed For | Sony XPERIA acro S, C, E, E dual, E1, E1 Dual, go, Ion, J, L, M, M dual, M2, mini, mini pro, miro, P, SL, Sola, SP, T2 Ultra, tipo, tipo dual, U, V, Z, Z Ultra, Z Ultra Google Play edition, Z1, Z1 Compact, Z1S, Z2, ZL, ZR | - |
| FEATURES | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Sensors | Digital compass | Accelerometer, ambient light sensor, barometer, gyro sensor, bioimpedance sensor, electromagnetic compass, optical heart sensor, electrical heart sensor |
|---|---|---|
| Tracking Data | - | Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, body composition, ECG, REM phases |
| Goal Setting | - | Yes |
| Features | Call handling, music remote handling | Find phone function, VO2 max, automatic exercise recognition, personalised coaching |
| Notifications | Missed calls | Calendar, SMS, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Digital Player | - | MP3, WAV, AAC, AMR, M4A, OGG, 3GA, AWB, OGA |
| Navigation (GPS) | - | GPS/GLONASS/Galileo/BeiDou receiver |
| CELLULAR | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Technology | - | WCDMA (UMTS) |
|---|---|---|
| Mobile Broadband Generation | - | 4G |
| SIM Card Type | - | Electronic SIM card (e-SIM) |
| Messaging Services | SMS, MMS | - |
| Supported Mobile Messaging Services | MMS, SMS | - |
| CONNECTIVITY | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Wireless Interface | Bluetooth 3.0, NFC | 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) |
| Connectors | Micro-USB | - |
| DISPLAY | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Type | LCD - colour - transflective | Super AMOLED - colour |
|---|---|---|
| Resolution | 220 x 176 pixels | 396 x 396 pixels |
| Screen Size | 1.6" | 1.19" |
| Aspect Ratio | - | Full circle |
| Pixel Density | - | 330 ppi |
| Colour Depth | - | 24-bit (16.7 million colours) |
| Screen Protection | Scratch-resistant glass | Corning Gorilla Glass DX+ (scratch resistant glass) |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push buttons |
|---|
| CASE | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Case Size | - | 40 mm |
|---|---|---|
| Case Shape | - | Round |
| Case Details | - | Pink gold | Black | Silver |
| BAND | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Band Type | - | Sport band |
|---|---|---|
| Changeable | - | Yes |
| Clasp Type | - | Buckle |
| Band Colour | - | Pink | Black | White |
| STORAGE | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Storage Capacity | - | 16 GB |
|---|---|---|
| User Memory | - | 7.6 GB |
| RAM | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| RAM Size | - | 1.5 GB |
|---|
| CPU | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Manufacturer | - | Samsung |
|---|---|---|
| CPU Type | - | Exynos W920 |
| Clock Speed | - | 1.18 GHz |
| BATTERY | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | - | 247 mAh |
| Battery Life | - | 40 hours |
| Standby Time | 168 h | - |
| Rechargeable Battery | - | Yes |
| Wireless Charging | - | Yes |
| Wireless Charging Standards | - | WPC, Wireless PowerShare |
| MISCELLANEOUS | Sony SmartWatch 2 | Samsung Galaxy Watch4 |
|---|
| Included Accessories | USB charging cable | Wireless charging dock |
|---|---|---|
| Preloaded Software | Clock, Stopwatch, Calendar, Contacts, ViewFinder, Slideshow, RSS reader, Gmail, Weather, Timer | - |
| Compliant Standards | IP57 | MIL-STD 810G, IP68 |
| SAR Value | - | 0.729 W/kg (head), 2.594 W/kg (limb) |
| Max Depth of Water Resistance | - | 50 m |
| Manufacturer Model Number | - | SM-R865F |
| Warranty | - | 2-year warranty |
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