Samsung Galaxy S8 Plus (SM-G955W) vs Samsung Galaxy Alpha (SM-G850A)
Side by side comparison between Samsung Galaxy S8 Plus vs Samsung Galaxy Alpha phones, differences, pros, cons and full specifications. What's the better?
,
6.2"
AMOLED
AMOLED
1440x2960
12.2
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
vs
4.7"
AMOLED
AMOLED
720x1280
12
MP
MP
2.1mp
2GB
RAM
RAM
Quad-core
1860
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy S8 Plus (SM-G955W)
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!
27 Advantages 
3 Advantages | 22 Common items in both devices |
| Super AMOLED |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF on back camera and autofocus front camera / Autofocus |
| 4K UHD (3840x2160) |
| 4G LTE-A |
| +15 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 S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Model | Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) |
| Other model names | Bell/Rogers Galaxy S8+ G955W (Snapdragon), Samsung Dream 2 | AT&T Samsung Galaxy Alpha S801 SM-G850A for USA |
| Country or region available |  Canada |  USA |
| Brand | Samsung | Samsung |
| Release date | 4/21/2017, Announced: 3/29/2017 | 9/1/2014 |
| Depth | 8.1 millimeters (0.32 inches) | 6.7 millimeters (0.26 inches) |
| Size (width x height) | 73.4 x 160 millimeters (2.89 x 6.3 in) | 65.5 x 132.4 millimeters (2.58 x 5.21 in) |
| Weight | 173 grams (6.06 ounces) | 115 grams (4.03 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 6.2" inches | 4.7" inches |
| Screen-to-body ratio | ~83.1% (screen-to-body ratio) | ~70.2% (screen-to-body ratio) |
| Display resolution | 1440x2960 pixels (18.5:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 531 PPI | 312 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 4 |
| Refresh rate | 60Hz | feature not registered |
| Display features | HDR10 | feature not registered |
🤖 Operating System | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| System version | Android 7.0 Nougat | Android 4.4.4 KitKat |
| Firmware update | Android 9.0 Pie | Android 5.0.2 Lollipop |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Chipset | 64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm) | 32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm) |
| CPU | Octa-core, 2 processors: 4x 2.35GHz Kryo 280 (Quad-core) 4x 1.9GHz Kryo 280 (Quad-core) | Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 540 (670-710MHz) | Qualcomm Adreno 330 578Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| RAM memory | 4GB LPDDR4 | 2GB LPDDR3 |
| Internal storage | 64GB (51GB available) UFS 2.0 | 32GB (25GB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| 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 | 1024/150 Mbps | 150/50 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 | TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat16 (1,2,3,4,5,7,8,12,13,17,18,19,20,25,29,30) TD-LTE (38,39,40,41) | LTE 700/850/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,17) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | 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 S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Back camera (main camera) | 12.2 megapixels | 12 megapixels |
| Main camera resolution | 4032x3024 pixels | 4608x2592 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/2.2 (aperture) |
| 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 on back camera and autofocus front camera | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo/video only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Front camera (secondary) | 8 megapixels | 2.1 megapixels |
| Front camera resolution | 3264x2448 pixels | 1920x1080 pixels |
| Video recording (secondary) | 2K UHD (2560x1440) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.7 (aperture) | feature not registered |
| Focal length | 25mm lens | feature not registered |
| Sensor size | 1/3.6" inches | feature not registered |
| Pixel size | 1.22µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, DivX, XviD | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Heart rate Iris scanner Proximity sensor SpO2 | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3500 mAh | 1860 mAh |
| Charger, watts | 15W (9V/1.67A) Wired fast charging Quick Charge 2 | Wired charging |
| Inductive / wireless charging | Qi wireless charging (Qi/PMA) | feature not registered |
| Talk time autonomy | 34 hours (1.4 days) | 11 hours |
| Standby | 343 hours (14.3 days) | feature not registered |
➕ Other features | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Silver, Blue, Gold, Orchid Gray • Samsung DeX (desktop experience) • Curved edge screen • Corning Gorilla Glass 5 back panel • Samsung Gear VR compatible • Samsung Pay • 32bit/192kHz audio | • Colors: Black, Silver, White, Gold, Blue • USB OTG On-The-Go • Dual Shot camera (video + photo) • Fingerprint sensor (PayPal certified) • Dropbox 50GB • ANT+ support |
☢️ Radiation rate | ||
| Galaxy S8 Plus (SM-G955W) | Galaxy Alpha (SM-G850A) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.46W/kg (head), 1.01W/kg (body) | 1.25W/kg (head), 1.05W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.4W/kg (head), 0.265W/kg (body) |