Samsung Gear S (3G SM-R750) vs Samsung Galaxy A5 2017 (SM-A520F)
Side by side comparison between Samsung Gear S vs Samsung Galaxy A5 (2017) devices, differences, pros, cons and full specifications. What's the better?
,
2"
AMOLED
AMOLED
360x480
N/A
512MB
RAM
RAM
Dual-core
300
mAh
mAh
(Non removable)
vs
5.2"
AMOLED
AMOLED
1080x1920
16
MP
MP
16mp
3GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better device? Samsung Galaxy A5 2017 (SM-A520F)
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 
25 Advantages | 17 Common items in both devices |
| Super AMOLED |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Barometer |
| +10 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 S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Model | Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) |
| Other model names | Samsung Gear S R750, Samsung Gear S SM-R750, Samsung SM-R750 | Galaxy A5 (2017) SM-A520F (Single-Sim) |
| Country or region available |  (Global, International) |  (Europe) |
| Brand | Samsung | Samsung |
| Release date | 10/1/2014 | 1/13/2017 |
| Depth | 12.5 millimeters (0.49 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 39.9 x 58.1 millimeters (1.57 x 2.29 in) | 71.4 x 146.1 millimeters (2.81 x 5.75 in) |
| Weight | 67 grams (2.35 ounces) | 157 grams (5.5 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back |
| Protection against water and others | Waterproof (IP?) | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 2" inches | 5.2" inches |
| Screen-to-body ratio | ~53.4% (screen-to-body ratio) | ~71.5% (screen-to-body ratio) |
| Display resolution | 360x480 pixels | 1080x1920 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 300 PPI | 424 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 | Not supported |
🤖 Operating System | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| System version | Tizen 2.3 | Android 6.0.1 Marshmallow |
| Firmware update | feature not registered | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Chipset | 32bit: Samsung Exynos 4212 | 64bit: Samsung Exynos 7 Octa 7880 (14nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Octa-core, 1 processor: 8x 1.9GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | ARM Mali-400 MP4 400Mhz | ARM Mali-T830 MP3 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| RAM memory | 512MB | 3GB LPDDR4 |
| Internal storage | 4GB (2GB available) | 32GB (22GB available) eMMC 5.1 |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 900/1800 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat6 (Bands 1, 2, 3, 4, 5, 7, 8, 17, 20, 28) TD-LTE (Bands 38, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| 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 S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Back camera (main camera) | Not supported | 16 megapixels |
| Main camera resolution | Not supported | 4608x3456 pixels |
| Video recording (primary) | Not supported | Full HD (1920x1080) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.9 (aperture) |
| Focal length | feature not registered | 27mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | Autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Not supported | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Front camera (secondary) | Not supported | 16 megapixels |
| Front camera resolution | Not supported | 4608x3456 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/1.9 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | 1µm pixel |
🔉 Sound and multimedia | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | feature not registered | MP4, H.265, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C reversible connector |
| Audio output | Not supported | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Heart rate Proximity sensor UV radiation | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 300 mAh | 3000 mAh |
| Charger, watts | Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5 hours | 16 hours |
| Standby | 96 hours (4 days) | feature not registered |
➕ Other features | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | Not supported | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • S-Voice • S-Health • IP67 certified: dust and water resistant up to 1 meter and 30min | • Colors: Black, Gold, Blue, Pink • Gorilla Glass on the back • Samsung Grace UX |
☢️ Radiation rate | ||
| Samsung Gear S (3G SM-R750) | Galaxy A5 2017 (SM-A520F) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.557W/kg (head), 0.653W/kg (body) | 0.522W/kg (head), 1.39W/kg (body) |