📱 Model features |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
Model | Watch | Galaxy Watch Active 2 (40mm SM-R835U) |
Other model names | Ulefone Watch SW005, 2AOWKSW005 | Galaxy Watch Active2 4G LTE SM-R835U (Stainless Steel) |
Country or region available |  (Global, International) |  USA |
Brand | Ulefone | Samsung |
Release date | 10/27/2020 | 9/1/2019 |
Depth | 12 millimeters (0.47 inches) | 10.9 millimeters (0.43 inches) |
Size (width x height) | 37 x 42 millimeters (1.46 x 1.65 in) | 40 x 40 millimeters (1.57 x 1.57 in) |
Weight | 19 grams (.67 ounces) | 37 grams (1.3 ounces) |
Build, materials | Plastic body, glass front | Stainless steel body, glass front |
Protection against water and others | 5 ATM: 50 meters waterproof | 5 ATM: 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
🤖 Operating System |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
System version | Proprietary OS | Tizen 4.0 |
Firmware update | feature not registered | feature not registered |
User Interface | feature not registered | feature not registered |
⚙️ Processor |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
Chipset | 32bit: Apollo 3 Blue Plus | 64bit: Samsung Exynos 9 Dual 9110 (10nm) |
CPU | Dual-core, 1 processor: 2x 96MHz ARM Cortex-M4 (Dual-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 |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
RAM memory | 768MB SDRAM | 1.5GB LPDDR3 |
Internal storage | 2MB Flash (EEPROM) | 4GB (1.39GB available) eMMC |
External storage | Not supported | Not supported |
📲 Display |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
Display type | TFT LCD | Super AMOLED |
Screen size | 1.3" inches | 1.2" inches |
Screen-to-body ratio | ~35.1% (screen-to-body ratio) | ~29% (screen-to-body ratio) |
Display resolution | 240x240 pixels (1:1) | 360x360 pixels (1:1) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 261 PPI | 424 PPI |
Colors | 260 thousand | 16 million |
Scratch-resistant glass | Not supported | Gorilla Glass DX+ |
Refresh rate | 60Hz | feature not registered |
Display features | Not supported | Not supported |
📶 Mobile networks |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
Dual-SIM | Not supported | Not supported |
SIM card | Not supported | 1 slot (Single-SIM) e-SIM (Eletronic) |
Maximum Download / Upload | feature not registered | 150/50 Mbps |
Network technology | feature not registered | 2G, 3G, 4G |
Frequency, bands | Expand band detailsCollapse details |
GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
Primary 2G network | Not supported | GSM 850/900/1800/1900 |
Primary 3G network | Not supported | UMTS 850/900/2100 |
Primary 4G network | Not supported | LTE Cat4 (1, 3, 5, 7, 8, 20) |
Primary 5G network | Not supported | Not supported |
Primary data network | Not supported | GPRS, EDGE, 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 |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
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 |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
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 |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
Loudspeaker | feature not registered | Supported |
Active noise cancellation | Not supported | Not supported |
Radio | Not supported | Not supported |
TV | Not supported | Not supported |
Video formats | feature not registered | MP4 |
Audio formats | MP3, eAAC+ | MP3, WAV, WMA, OGG, eAAC+ |
🔌 Connectivity |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
USB | Not supported | Not supported |
Audio output | Not supported | Not supported |
TV output | Not supported | Not supported |
Bluetooth | 4.2 + A2DP | 5.0 + A2DP/LE |
WiFi | Not supported | 802.11 b/g/n (2.4GHz) |
DLNA | Not supported | Not supported |
GPS | Not supported | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
NFC | Not supported | Supported |
Infrared port | Not supported | Not supported |
🧭 Sensors |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
Sensors | Accelerometer Gyroscope Heart rate Pedometer | Accelerometer Ambient Light sensor Barometer Heart rate Pedometer VO2 max |
Vibrating alert | Supported | Supported |
🔋 Battery |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
Battery type | Li-Ion: Lithium-Ion (Non removable) | Li-Ion: Lithium-Ion (Non removable) |
Battery capacity | 210 mAh | 247 mAh |
Charger, watts | Wired charging | Wired charging |
Wireless charging | Magnetic charging (dock) | Qi wireless charging |
Talk time autonomy | 168.5 hours (7 days) | 43 hours (1.8 days) |
Standby | 1200 hours (50 days) | feature not registered |
➕ Other features |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
Call control | feature not registered | 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 | • Colors: Black, Coral Pink, Turquoise • Wristbands: 22mm • 2.5D glass screen • 9 sports modes • VeryFit Pro App • Supports Android 4.4 or iOS 8 and above | • Colors: Black, Silver, Pink Gold • Bands: 20mm • Always-on display • Samsung Pay |
☢️ Radiation rate |
| Ulefone Watch | Samsung Galaxy Watch Active 2 (40mm SM-R835U) |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.43W/kg (head), 1.13W/kg (body) |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |