Motorola Moto E4 (XT1766) vs Samsung Galaxy Watch (42mm SM-R815U)
Side by side comparison between Motorola Moto E4 vs Samsung Galaxy Watch devices, differences, pros, cons and full specifications. What's the better?
,
vs
1.2"
AMOLED
AMOLED
360x360
N/A
1.5GB
RAM
RAM
Dual-core
270
mAh
mAh
(Non removable)
What's the better device? Motorola Moto E4 (XT1766)
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!
19 Advantages 
8 Advantages | 11 Common items in both devices |
| 16 million |
| 4G LTE |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| A-GPS, GeoTagging / A-GPS, GeoTagging, GLONASS |
| +4 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 | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Model | Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) |
| Other model names | Lenovo Moto E4 (MediaTek) Single-Sim, Moto E4 4thGen | Galaxy Watch 42mm (4G LTE) SM-R815UZDAXAR, Samsung Galileo |
| Country or region available |  (Europe) |  USA |
| Brand | Motorola | Samsung |
| Release date | 6/1/2017 | 8/1/2018 |
| Depth | 9.3 millimeters (0.37 inches) | 12.7 millimeters (0.5 inches) |
| Size (width x height) | 72.9 x 144.5 millimeters (2.87 x 5.69 in) | 41.9 x 45.7 millimeters (1.65 x 1.8 in) |
| Weight | 151 grams (5.29 ounces) | 49 grams (1.72 ounces) |
| Build, materials | feature not registered | Stainless steel body, glass front |
| Protection against water and others | Water splash resistant (don't immerse) | 5 ATM: 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 5" inches | 1.2" inches |
| Screen-to-body ratio | ~65.4% (screen-to-body ratio) | ~24.3% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 360x360 pixels (1:1) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 424 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass DX+ |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| System version | Android 7.1.1 Nougat | Tizen 4.0 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Chipset | 64bit: MediaTek MT6737 (28nm) | 64bit: Samsung Exynos 9 Dual 9110 (10nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core) |
| GPU graphical controller | ARM Mali-T720 MP1 650Mhz | ARM Mali-T720 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| RAM memory | 2GB LPDDR3 | 1.5GB LPDDR3 |
| Internal storage | 16GB (10GB available) | 4GB (1.5GB available) eMMC |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) e-SIM (Eletronic) |
| Maximum Download / Upload | 150/50 Mbps | 10 Mbps |
| Network technology | 2G, 3G, 4G | 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | Not supported |
| Primary 3G network | UMTS 850/900/1900/2100 | UMTS 850/1700/1900 |
| Primary 4G network | LTE Cat4 800/850/900/1800/2100/2600 (Bands 1,3,5,7,8,20) TD-LTE 2300/2600 (Bands 38,40) | LTE (Bands 2,4,5,12,13,25,26,66) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | 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 | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Back camera (main camera) | 8 megapixels | Not supported |
| Main camera resolution | 3264x2448 pixels | Not supported |
| Video recording (primary) | HD (1280x720) 30 fps | Not supported |
| Flash | LED flash on both cameras | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | Autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2560x1920 pixels | Not supported |
| Video recording (secondary) | HD (1280x720) | Not supported |
| Front flash | LED | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4 |
| Audio formats | MP3, WAV, eAAC+, AC3, FLAC | MP3, WAV, WMA, OGG, eAAC+ |
🔌 Connectivity | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| USB | MicroUSB 2.0 | Not supported |
| Audio output | 3.5mm jack | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Barometer Gyroscope Heart rate Pedometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Battery type | LiPo: li-ion polymer (Removable) GK40 | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 2800 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 | feature not registered | feature not registered |
| Standby | feature not registered | 72 hours (3 days) |
➕ Other features | ||
| Moto E4 (XT1766) | Galaxy Watch (42mm SM-R815U) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | Not supported |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Iron Grey, Blush Gold, Oxford Blue • USB OTG On-The-Go • 2.5D cover glass screen • Fast battery charging • 5W charger • WiFi hotspot | • 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 | ||
| Moto E4 (XT1766) | 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 |