📱 Model features |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| Model | Galaxy Watch (42mm SM-R815N) | Watch GPS |
| Other model names | 갤럭시 워치 42mm (4G LTE) SM-R815NZKASKC, Samsung Galileo | Ulefone Watch GPS SW006, 2AOWKSW006 |
| Country or region available | 
South Korea | 
(Global, International) |
| Brand | Samsung | Ulefone |
| Release date | 8/1/2018 | 10/27/2020 |
| Depth | 12.7 millimeters (0.5 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 41.9 x 45.7 millimeters (1.65 x 1.8 in) | 37 x 42 millimeters (1.46 x 1.65 in) |
| Weight | 49 grams (1.72 ounces) | 19 grams (.67 ounces) |
| Build, materials | Stainless steel body, glass front | Plastic body, glass front |
| Protection against water and others | 5 ATM: 50 meters waterproof.
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | 5 ATM: 50 meters waterproof |
🤖 Operating System |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| System version | Tizen 4.0 | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| Chipset | 64bit - Samsung Exynos 9 Dual 9110 (10nm) | 32bit - Apollo 3 Blue Plus |
| CPU | Dual-Core, 1 processor:
1.15GHz Dual-Core ARM Cortex-A53 | Dual-Core, 1 processor:
96MHz Dual-Core ARM Cortex-M4 |
| GPU graphical controller | ARM Mali-T720 MP1 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| RAM memory | 1.5GB LPDDR3 | 768MB SDRAM |
| Internal storage | 4GB (1.5GB available)
eMMC | 2MB
Flash (EEPROM) |
| External storage | Not supported | Not supported |
📲 Display |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 1.2" inches | 1.3" inches |
| Screen-to-body ratio | ~24.3% (screen-to-body ratio) | ~35.1% (screen-to-body ratio) |
| Display resolution | 360x360 pixels (1:1) | 240x240 pixels (1:1) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 261 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass DX+ | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | Not supported | Not supported |
📶 Mobile networks |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM)
e-SIM (Eletronic) | Not supported |
| Maximum download/upload | 10 Mbps | feature not registered |
| Network technology | 3G, 4G | feature not registered |
| Frequency, bands | Expand band detailsCollapse details |
| GSM MHz band | Not supported | Not supported |
| Primary 2G network | Not supported | Not supported |
| Primary 3G network | UMTS 850/1900/2100 | Not supported |
| Primary 4G network | LTE (Bands 1,3,5,7,8) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | UMTS, HSDPA, HSUPA, HSPA+, LTE | Not supported |
| 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 |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| 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 | Not supported | 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 |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| 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 |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| Loudspeaker | Supported | feature not registered |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4 | feature not registered |
| Audio formats | MP3, WAV, WMA, OGG, eAAC+ | MP3, eAAC+ |
🔌 Connectivity |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| USB | Not supported | Not supported |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n (2.4Ghz) | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| Sensors | Accelerometer
Ambient Light sensor
Barometer
Gyroscope
Heart rate
Pedometer | Accelerometer
Gyroscope
Heart rate
Pedometer |
| Vibrating alert | Supported | Supported |
🔋 Battery |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| Battery type | Li-Ion: Lithium-Ion (Non removable) | Li-Ion: Lithium-Ion (Non removable) |
| Battery capacity | 270 mAh | 210 mAh |
| Charger, watts | 3.5W (5V/0.7A) Standard charging
Qi wireless charging | Standard charging
Magnetic charging (dock) |
| Talk time autonomy | feature not registered | 168 hours (7 days) |
| Standby | 72 hours (3 days) | 960 hours (40 days) |
➕ Other features |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| Call control | Voice dialing, Voice recorder, Voice commands | feature not registered |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, E-mail |
| Hands-free calling | Supported | Not supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | feature not registered |
| Web browser | Not supported | Not supported |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | - 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 KT, LG U+, SKT carriers in Korea | - Colors: Black/green, Black/red, Pink/blue
- Wristbands: 23mm
- 2.5D glass screen
- Watch Faces
- 14 sports modes
- VeryFit Pro App
- Supports Android 4.4 or iOS 8 and above |
☢️ Radiation rate |
| Samsung Galaxy Watch (42mm SM-R815N) | Ulefone Watch GPS |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.641W/kg (head), 1.67W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |