Samsung Galaxy S6 (SM-G920A 32GB) vs Samsung Gear S2 Classic (3G SM-R735A)
Side by side comparison between Samsung Galaxy S6 vs Samsung Gear S2 Classic devices, differences, pros, cons and full specifications. What's the better?
,
5.1"
AMOLED
AMOLED
1440x2560
16
MP
MP
5mp
3GB
RAM
RAM
Octa-core
2550
mAh
mAh
(Non removable)
vs
1.2"
AMOLED
AMOLED
360x360
N/A
512MB
RAM
RAM
Dual-core
300
mAh
mAh
(Non removable)
What's the better device? Samsung Galaxy S6 (SM-G920A 32GB)
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!
26 Advantages 
2 Advantages | 15 Common items in both devices |
| Super AMOLED |
| 16 million |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Barometer |
| +8 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 | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Model | Galaxy S6 (SM-G920A 32GB) | Gear S2 Classic (3G SM-R735A) |
| Other model names | AT&T Galaxy S6 G920A, Samsung Zero F | AT&T Samsung Gear S2 classic R735A, Samsung Orbis |
| Country or region available |  USA | USA |
| Brand | Samsung | Samsung |
| Release date | 4/10/2015 | 3/1/2016 |
| Depth | 6.8 millimeters (0.27 inches) | 13.4 millimeters (0.53 inches) |
| Size (width x height) | 70.5 x 143.4 millimeters (2.78 x 5.65 in) | 46.9 x 44 millimeters (1.85 x 1.73 in) |
| Weight | 138 grams (4.83 ounces) | 54 grams (1.89 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | Not supported | Waterproof (IP?) |
📲 Display | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 5.1" inches | 1.2" inches |
| Screen-to-body ratio | ~70.9% (screen-to-body ratio) | ~22.5% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 360x360 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 576 PPI | 424 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| System version | Android 5.0.2 Lollipop | Tizen 2.3 |
| Firmware update | Android 8.0 Oreo | Tizen 2.3.2 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Chipset | 64bit: Samsung Exynos 7 Octa 7420 (14nm) | 32bit: Samsung Exynos 2 Dual 3250 (28nm) |
| CPU | Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A57 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A7 (Dual-core) |
| GPU graphical controller | ARM Mali-T760 MP8 | ARM Mali-400 MP2 400Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| RAM memory | 3GB LPDDR4 | 512MB LPDDR2 |
| Internal storage | 32GB (24GB available) UFS 2.0 | 4GB (2GB available) |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| 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 | 300/50 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat6 (Bands 1, 2, 3, 4, 5, 7, 8, 17, 20) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Back camera (main camera) | 16 megapixels | Not supported |
| Main camera resolution | 5312x2988 pixels | Not supported |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Not supported |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.9 (aperture) | feature not registered |
| Focal length | 28mm (lens) | feature not registered |
| Sensor size | 1/2.6" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | Autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2592x1944 pixels | Not supported |
| Video recording (secondary) | 2K UHD (2560x1440) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.9 (aperture) | feature not registered |
| Focal length | 22mm (lens) | feature not registered |
| Sensor size | 1/4.1" inches | feature not registered |
| Pixel size | 1.34µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | feature not registered |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | Not supported |
| Audio output | 3.5mm jack | Not supported |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | Not supported |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Heart rate Proximity sensor SpO2 | Accelerometer Ambient light sensor Barometer Gyroscope Heart rate |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 2550 mAh | 300 mAh |
| Charger, watts | 15W Wired fast charging | Wired charging |
| Inductive / wireless charging | Qi wireless charging (Qi/PMA) | feature not registered |
| Talk time autonomy | 17 hours | 5 hours |
| Standby | feature not registered | 48 hours (2 days) |
➕ Other features | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-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: Black, Blue, White, Gold • Gorilla Glass 4 back panel • Samsung Pay (Visa, MasterCard certified) • S-Voice natural language • OneDrive 115GB • ANT+ | • Colors: Black, Platinum, Rose Gold • Leather strap • Stainless Steel body • Samsung Pay • S-Voice, S-Health • Wireless Charging (Qi) • IP68 certified: dust and water resistant up to 1.5m and 30min |
☢️ Radiation rate | ||
| Galaxy S6 (SM-G920A 32GB) | Samsung Gear S2 Classic (3G SM-R735A) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.13W/kg (head), 1.25W/kg (body) | 0.79W/kg (head), 1.632W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |