Sony SmartWatch 2 vs Samsung Galaxy Watch (42mm SM-R815U)
Side by side comparison between Sony SmartWatch 2 vs Samsung Galaxy Watch smartwatches, differences, pros, cons and full specifications. What's the better?
,
1.6"
TFT
TFT
220x276
N/A
64MB
RAM
RAM
Single-core
225
mAh
mAh
(Non removable)
vs
1.2"
AMOLED
AMOLED
360x360
N/A
1.5GB
RAM
RAM
Dual-core
270
mAh
mAh
(Non removable)
What's the better smartwatch? Samsung Galaxy Watch (42mm SM-R815U)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
3 Advantages 
19 Advantages | 8 Common items in both devices |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| LiPo: li-ion polymer (Non removable) / Li-Ion: lithium-ion (Non removable) |
| Not supported |
| NFC |
| + specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Change model | ||
| Model | SmartWatch 2 | Galaxy Watch (42mm SM-R815U) |
| Other model names | Sony SmartWatch 2 SW2, Sony SW2 | Galaxy Watch 42mm (4G LTE) SM-R815UZDAXAR, Samsung Galileo |
| Country or region available | feature not registered |  USA |
| Brand | Sony | Samsung |
| Release date | 10/1/2013 | 8/1/2018 |
| Depth | 9 millimeters (0.35 inches) | 12.7 millimeters (0.5 inches) |
| Size (width x height) | 42 x 41 millimeters (1.65 x 1.61 in) | 41.9 x 45.7 millimeters (1.65 x 1.8 in) |
| Weight | 122 grams (4.27 ounces) | 49 grams (1.72 ounces) |
| Build, materials | feature not registered | Stainless steel body, glass front |
| Protection against water and others | Waterproof (IP?) | 5 ATM: 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 1.6" inches | 1.2" inches |
| Screen-to-body ratio | ~46.7% (screen-to-body ratio) | ~24.3% (screen-to-body ratio) |
| Display resolution | 220x276 pixels | 360x360 pixels (1:1) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 221 PPI | 424 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Gorilla Glass DX+ |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| System version | Android 4.0.1 Ice Cream Sandwich ICS | Tizen 4.0 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Chipset | 32bit: ST-Microeletronics STM32F439 | 64bit: Samsung Exynos 9 Dual 9110 (10nm) |
| CPU | Single-core, 1 processor: 1x 180MHz ARM Cortex-M4 (Single-core) | Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core) |
| GPU graphical controller | feature not registered | ARM Mali-T720 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| RAM memory | 64MB | 1.5GB LPDDR3 |
| Internal storage | 256MB | 4GB (1.5GB available) eMMC |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | Not supported | 1 slot (Single-SIM) e-SIM (Eletronic) |
| Maximum Download / Upload | feature not registered | 10 Mbps |
| Network technology | feature not registered | 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Not supported |
| Primary 2G network | Not supported | Not supported |
| Primary 3G network | Not supported | UMTS 850/1700/1900 |
| Primary 4G network | Not supported | LTE (Bands 2,4,5,12,13,25,26,66) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | Not supported | UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Back camera (main camera) | Not supported | Not supported |
| Main camera resolution | Not supported | Not supported |
| Video recording (primary) | Not supported | Not supported |
| Flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | Not supported |
| Touch focus | Not supported | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Not supported | Not supported |
| Face/smile detection | Not supported | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Loudspeaker | feature not registered | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4 |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, OGG, eAAC+ |
🔌 Connectivity | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| USB | Not supported | Not supported |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 3.0 + A2DP | 4.2 + A2DP |
| WiFi | Not supported | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Sensors | Accelerometer Ambient light sensor | Accelerometer Ambient light sensor Barometer Gyroscope Heart rate Pedometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 225 mAh | 270 mAh |
| Charger, watts | Wired charging | 3.5W (5V/0.7A) Wired charging |
| Inductive / wireless charging | feature not registered | Qi wireless charging |
| Talk time autonomy | 72 hours (3 days) | feature not registered |
| Standby | 168 hours (7 days) | 72 hours (3 days) |
➕ Other features | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Not supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | feature not registered | Polyphonic and customized |
| Web browser | Not supported | Not supported |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Watch colors: Black, Metal black, Silver • Aluminum body • It doesn't have microphone • MicroUSB charging • IP57 certified: dust and water resistant up to 1m and 30min | • Colors: Midnight Black, Rose Gold • Straps: Black, Grey, Red, Yellow, Purple, Pink, Brown • Compatible with standard 20mm straps • Always-on display • Rotating bezel • Samsung Pay • Compatible with Sprint, T-Mobile and Verizon carriers |
☢️ Radiation rate | ||
| Sony SmartWatch 2 | Galaxy Watch (42mm SM-R815U) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.961W/kg (head), 1.786W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |