Samsung Gear S2 (3G SM-R730A) vs Realme Watch
Side by side comparison between Samsung Gear S2 vs Realme Watch smartwatches, differences, pros, cons and full specifications. What's the better?
,
1.2"
AMOLED
AMOLED
360x360
N/A
512MB
RAM
RAM
Dual-core
300
mAh
mAh
(Non removable)
vs
What's the better smartwatch? Samsung Gear S2 (3G SM-R730A)
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!
13 Advantages 
6 Advantages | 10 Common items in both devices |
| 4GB (2GB available) / Not supported |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| Heart rate |
| Li-Ion: lithium-ion (Non removable) / LiPo: li-ion polymer (Non removable) |
| +3 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 | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| Model | Gear S2 (3G SM-R730A) | Realme Watch |
| Other model names | AT&T Samsung Gear S2 SM-R730A, Samsung Orbis | Realme Watch (RMA161) |
| Country or region available |  USA |  (Global, International) |
| Brand | Samsung | Realme |
| Release date | 11/1/2015 | 6/5/2020 |
| Depth | 13.4 millimeters (0.53 inches) | 11.8 millimeters (0.46 inches) |
| Size (width x height) | 44 x 51.8 millimeters (1.73 x 2.04 in) | 25.6 x 36.5 millimeters (1.01 x 1.44 in) |
| Weight | 51 grams (1.79 ounces) | 31 grams (1.09 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Waterproof (IP?) | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 1.2" inches | 1.4" inches |
| Screen-to-body ratio | ~20.4% (screen-to-body ratio) | ~67.7% (screen-to-body ratio) |
| Display resolution | 360x360 pixels | 320x320 pixels (1:1) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 323 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 380nits[typ] |
🤖 Operating System | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| System version | Tizen 2.3 | Proprietary OS |
| Firmware update | Tizen 2.3.2 | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8x26 | 32bit |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A7 (Dual-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 305 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| RAM memory | 512MB | feature not registered |
| Internal storage | 4GB (2GB available) | Not supported |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) e-SIM (Eletronic) | Not supported |
| Maximum Download / Upload | 21/5.76 Mbps | feature not registered |
| Network technology | 2G, 3G | feature not registered |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 850/1900 | Not supported |
| Primary 2G network | GSM 850/1900 | Not supported |
| Primary 3G network | UMTS 850/1900 | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | 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 Gear S2 (3G SM-R730A) | Realme Watch | |
| 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 | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| 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 Gear S2 (3G SM-R730A) | Realme Watch | |
| Loudspeaker | Supported | feature not registered |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | feature not registered | MP3 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, eAAC+ |
🔌 Connectivity | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| USB | Not supported | Not supported |
| Audio output | Not supported | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | Not supported |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| Sensors | Accelerometer Ambient light sensor Barometer Gyroscope Heart rate | Accelerometer Heart rate SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 300 mAh | 160 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Magnetic charging (dock) |
| Talk time autonomy | 5 hours | feature not registered |
| Standby | 48 hours (2 days) | feature not registered |
➕ Other features | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| Call control | Voice dialing, Voice recorder, Voice commands | Not supported |
| Messaging | SMS, MMS, E-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 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Not supported |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • Stainless Steel body • Samsung Pay • S-Voice, S-Health • Wireless Charging (Qi) • IP68 certified: dust and water resistant up to 1.5m and 30min | • Colors: Black • Silicon straps colors: black, red, blue, green • Straps compatible: 20mm • Smart notifications • Watch Faces • 14 Sports Modes |
☢️ Radiation rate | ||
| Samsung Gear S2 (3G SM-R730A) | Realme Watch | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.737W/kg (head), 0.893W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |