Samsung Galaxy S7 Active (SM-G891A) vs T-Mobile Sidekick 4G (SGH-T839)
Side by side comparison between Samsung Galaxy S7 Active vs T-Mobile Sidekick 4G phones, differences, pros, cons and full specifications. What's the better?
,
5.1"
AMOLED
AMOLED
1440x2560
12.2
MP
MP
5mp
4GB
RAM
RAM
Quad-core
4000
mAh
mAh
(Non removable)
vs
3.5"
TFT
TFT
480x800
3.1
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy S7 Active (SM-G891A)
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!
31 Advantages 
2 Advantages | 11 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +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 | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Change model | ||
| Model | Galaxy S7 Active (SM-G891A) | Sidekick 4G (SGH-T839) |
| Other model names | AT&T Galaxy S7 active G891A | T-Mobile Sidekick 4G T839, Samsung SGH-T839 Sidekick 4G |
| Country or region available |  USA | USA |
| Brand | Samsung | T-Mobile |
| Release date | 6/10/2016 | 4/20/2011 |
| Depth | 9.9 millimeters (0.39 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 74.9 x 148.8 millimeters (2.95 x 5.86 in) | 61 x 127 millimeters (2.4 x 5 in) |
| Weight | 185 grams (6.48 ounces) | 162 grams (5.67 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | feature not registered |
| Protection against water and others | IP68 certified: dust/waterproof over 1.5 meters and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 5.1" inches | 3.5" inches |
| Screen-to-body ratio | ~64.3% (screen-to-body ratio) | ~45% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 576 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| System version | Android 6.0.1 Marshmallow | Android 2.2.1 Froyo |
| Firmware update | Android 7.0 Nougat | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Chipset | 64bit: Qualcomm Snapdragon 820 MSM8996 (14nm) | 32bit: Samsung Exynos 3 |
| CPU | Quad-core, 2 processors: 2x 2.15GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core) | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 530 | PowerVR SGX540 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| RAM memory | 4GB LPDDR4 | 512MB |
| Internal storage | 32GB (22GB available) UFS 2.0 | 1GB (350MB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 450/50 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 850/1900/2100 | UMTS 1700/2100 |
| Primary 4G network | LTE Cat9 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 20, 29, 30) TD-LTE (Bands 38, 39, 40, 41) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, 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 S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Back camera (main camera) | 12.2 megapixels | 3.1 megapixels |
| Main camera resolution | 4032x3024 pixels | 2048x1536 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | VGA (720x480) 30 fps |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.7 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/2.55" inches | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo/video on both cameras | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Front camera (secondary) | 5 megapixels | 0.3 megapixels |
| Front camera resolution | 2592x1944 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.7 (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 S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Heart rate Proximity sensor SpO2 | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4000 mAh | 1500 mAh |
| Charger, watts | 15W Wired fast charging | Wired charging |
| Inductive / wireless charging | Qi wireless charging (Qi/PMA) | feature not registered |
| Talk time autonomy | 32 hours (1.3 days) | 6.5 hours |
| Standby | 384 hours (16 days) | 456 hours (19 days) |
➕ Other features | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Sandy gold, Green camo, Titanium gray • Fast battery charging: 60% in 30min • Quick Charge 2.0 • OneDrive 115GB • Samsung Pay | • Colors: Matte black, Pearl magenta • 2GB microSD included • Samsung TouchWiz UI • Optical trackpad • HAC M3/T3 • T-Mobile TV • DLNA • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Galaxy S7 Active (SM-G891A) | T-Mobile Sidekick 4G (SGH-T839) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.25W/kg (head), 1.55W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.316W/kg (head), 0.981W/kg (body) | feature not registered |