Samsung Galaxy Watch Active 2 (40mm SM-R835U) vs Samsung Galaxy S6 Edge (SM-G925A 128GB)
Side by side comparison between Samsung Galaxy Watch Active 2 vs Samsung Galaxy S6 Edge devices, differences, pros, cons and full specifications. What's the better?
,
1.2"
AMOLED
AMOLED
360x360
N/A
1.5GB
RAM
RAM
Dual-core
247
mAh
mAh
(Non removable)
vs
5.1"
AMOLED
AMOLED
1440x2560
16
MP
MP
5mp
3GB
RAM
RAM
Octa-core
2600
mAh
mAh
(Non removable)
What's the better device? Samsung Galaxy S6 Edge (SM-G925A 128GB)
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!
6 Advantages 
24 Advantages | 14 Common items in both devices |
| Super AMOLED |
| 16 million |
| 4G LTE / 4G LTE-A |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +7 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 Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Model | Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) |
| Other model names | Galaxy Watch Active2 4G LTE SM-R835U (Stainless Steel) | AT&T Galaxy S6 Edge G925A, Samsung Zero |
| Country or region available |  USA | USA |
| Brand | Samsung | Samsung |
| Release date | 9/1/2019 | 4/10/2015 |
| Depth | 10.9 millimeters (0.43 inches) | 7 millimeters (0.28 inches) |
| Size (width x height) | 40 x 40 millimeters (1.57 x 1.57 in) | 70.1 x 142.1 millimeters (2.76 x 5.59 in) |
| Weight | 37 grams (1.3 ounces) | 132 grams (4.62 ounces) |
| Build, materials | Stainless steel body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | 5 ATM: 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 1.2" inches | 5.1" inches |
| Screen-to-body ratio | ~29% (screen-to-body ratio) | ~72% (screen-to-body ratio) |
| Display resolution | 360x360 pixels (1:1) | 1440x2560 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 424 PPI | 576 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass DX+ | Gorilla Glass 4 |
| Refresh rate | feature not registered | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| System version | Tizen 4.0 | Android 5.0.2 Lollipop |
| Firmware update | feature not registered | Android 7.0 Nougat |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Chipset | 64bit: Samsung Exynos 9 Dual 9110 (10nm) | 64bit: Samsung Exynos 7 Octa 7420 (14nm) |
| CPU | Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core) | Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A57 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-T720 MP1 | ARM Mali-T760 MP8 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| RAM memory | 1.5GB LPDDR3 | 3GB LPDDR4 |
| Internal storage | 4GB (1.39GB available) eMMC | 128GB (120GB available) UFS 2.0 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) e-SIM (Eletronic) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| 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 850/900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 3, 5, 7, 8, 20) | LTE Cat6 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, 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 | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Back camera (main camera) | Not supported | 16 megapixels |
| Main camera resolution | Not supported | 5312x2988 pixels |
| Video recording (primary) | Not supported | 4K UHD (3840x2160) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.9 (aperture) |
| Focal length | feature not registered | 28mm lens |
| Sensor size | feature not registered | 1/2.6" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | Not supported | Autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | Not supported | OIS: Optical stabilization |
| Zoom | Not supported | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo/video on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2592x1944 pixels |
| Video recording (secondary) | Not supported | 2K UHD (2560x1440) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/1.9 (aperture) |
| Focal length | feature not registered | 22mm lens |
| Sensor size | feature not registered | 1/4.1" inches |
| Pixel size | feature not registered | 1.34µm pixel |
🔉 Sound and multimedia | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4 | MP4, H.264, H.263, DivX, XviD, WMV |
| Audio formats | MP3, WAV, WMA, OGG, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| USB | Not supported | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | Not supported | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.1 + 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 | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Heart rate Pedometer VO2 max | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Heart rate Proximity sensor SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 247 mAh | 2600 mAh |
| Charger, watts | Wired charging | 15W Wired fast charging |
| Inductive / wireless charging | Qi wireless charging | Qi wireless charging (Qi/PMA) |
| Talk time autonomy | 43 hours (1.8 days) | 18 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 | 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, Silver, Pink Gold • Bands: 20mm • Always-on display • Samsung Pay | • Colors: Black, Green, White, Gold • Gorilla Glass 4 back panel • Samsung Pay (Visa, MasterCard) • S-Voice natural language • OneDrive 115GB • ANT+ |
☢️ Radiation rate | ||
| Galaxy Watch Active 2 (40mm SM-R835U) | Galaxy S6 Edge (SM-G925A 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.43W/kg (head), 1.13W/kg (body) | 0.55W/kg (head), 1.25W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.328W/kg (head), 0.293W/kg (body) |