Samsung Galaxy A51 5G (SM-A516U) vs Samsung Galaxy S8 Active (SM-G892A)
Side by side comparison between Samsung Galaxy A51 5G vs Samsung Galaxy S8 Active phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
AMOLED
AMOLED
1080x2400
48
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
5.8"
AMOLED
AMOLED
1440x2960
12.2
MP
MP
8mp
4GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A51 5G (SM-A516U)
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!
15 Advantages 
15 Advantages | 27 Common items in both devices |
| Until 1TB microSD, microSDXC |
| Aluminum body, glass front, plastic back |
| Super AMOLED |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| +20 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 A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Model | Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) |
| Other model names | Galaxy A51 SM-A516UZKAXAA (Unlocked) | AT&T Galaxy S8 Active SM-G892AZAAATT |
| Country or region available |  USA | USA |
| Brand | Samsung | Samsung |
| Release date | 4/29/2020, Announced: 4/8/2020 | 11/1/2017 |
| Depth | 8.7 millimeters (0.34 inches) | 9.9 millimeters (0.39 inches) |
| Size (width x height) | 73.6 x 158.9 millimeters (2.9 x 6.26 in) | 74.9 x 151.9 millimeters (2.95 x 5.98 in) |
| Weight | 187 grams (6.55 ounces) | 208 grams (7.28 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | 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. |
📲 Display | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 6.5" inches | 5.8" inches |
| Screen-to-body ratio | ~87.2% (screen-to-body ratio) | ~75% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1440x2960 pixels (18.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 405 PPI | 568 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 5 |
| Refresh rate | 60Hz | 60Hz |
| Display features | Always-On Display | HDR10 |
🤖 Operating System | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| System version | Android 10 | Android 7.0 Nougat |
| Firmware update | Android 13 | Android 9.0 Pie |
| User Interface | One UI 2.5 / 3.1 / 4.1 / 5.0 | feature not registered |
⚙️ Processor | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Chipset | 64bit: Samsung Exynos 980 (8nm) | 64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A77 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) | Octa-core, 2 processors: 4x 2.35GHz Kryo 280 (Quad-core) 4x 1.9GHz Kryo 280 (Quad-core) |
| GPU graphical controller | ARM Mali-G76 MP5 (728MHz) | Qualcomm Adreno 540 (670-710MHz) |
| Performance (benchmark) | AnTuTu: 316007 (v8) Geekbench: 1867(v5.1) GFXBench: 17fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| RAM memory | 6GB LPDDR4X | 4GB LPDDR4 |
| Internal storage | 128GB (105GB available) UFS 2.1 | 64GB (51GB available) UFS 2.0 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| 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 | 2000/200 Mbps | 600/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 850/900/1700/1900/2100 | TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE Cat12 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 20, 28, 29, 30, 66) TD-LTE (Bands 38, 39, 40, 41) |
| Primary 5G network | SA/NSA/Sub6 (41, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, 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 | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Back camera (main camera) | (quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm | 12.2 megapixels |
| Main camera resolution | 8000x6000 pixels | 4032x3024 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2" inches | 1/2.55" inches |
| Pixel size | 0.8µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF on back camera and autofocus front camera |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Front camera (secondary) | 32 megapixels | 8 megapixels |
| Front camera resolution | 6528x4896 pixels | 3264x2448 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 2K UHD (2560x1440) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm lens | 25mm lens |
| Sensor size | 1/2.8" inches | 1/3.6" inches |
| Pixel size | 0.8µm pixel | 1.22µm pixel |
🔉 Sound and multimedia | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, DivX, XviD |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.1 + A2DP/LE |
| 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) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Heart rate Iris scanner Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4500 mAh | 4000 mAh |
| Charger, watts | 15W Wired fast charging | 15W (9V/1.67A) Wired fast charging |
| Inductive / wireless charging | Not supported | Qi wireless charging (Qi/PMA) |
| Talk time autonomy | feature not registered | 32 hours (1.3 days) |
| Standby | feature not registered | 120 hours (5 days) |
➕ Other features | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| Call control | Voice dialing, Voice recorder | 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 | 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: Prism Cube Black, Prism Cube White, Prism Cube Pink | • Colors: Meteor Gray, Tungsten Gold • Samsung DeX (desktop experience) • Curved edge screen • HDR10 screen • Samsung Gear VR compatible • Quick Charge 2.0 • Samsung Pay |
☢️ Radiation rate | ||
| Galaxy A51 5G (SM-A516U) | Galaxy S8 Active (SM-G892A) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.18W/kg (head), 1.2W/kg (body) | 0.97W/kg (head), 1.58W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |