Samsung Galaxy A9 Pro 2019 (SM-G887N) vs Samsung Galaxy A51 5G (SM-A516U)
Side by side comparison between Samsung Galaxy A9 Pro (2019) vs Samsung Galaxy A51 5G phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
PLS
PLS
1080x2340
24
MP
MP
24mp
6GB
RAM
RAM
Octa-core
3400
mAh
mAh
(Non removable)
vs
6.5"
AMOLED
AMOLED
1080x2400
48
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4500
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!
6 Advantages 
16 Advantages | 27 Common items in both devices |
| 6GB LPDDR4X |
| 128GB (109GB available) / 128GB (105GB available) |
| Aluminum frame, glass front/back / Aluminum body, glass front, plastic back |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| +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 A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Change model | ||
| Model | Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) |
| Other model names | 갤럭시 A9 Pro SM-G887NTKASKO, Galaxy A8s | Galaxy A51 SM-A516UZKAXAA (Unlocked) |
| Country or region available |  South Korea |  USA |
| Brand | Samsung | Samsung |
| Release date | 12/1/2018 | 4/29/2020, Announced: 4/8/2020 |
| Depth | 7.4 millimeters (0.29 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 74.9 x 158.4 millimeters (2.95 x 6.24 in) | 73.6 x 158.9 millimeters (2.9 x 6.26 in) |
| Weight | 173 grams (6.06 ounces) | 187 grams (6.55 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Display type | TFT PLS | Super AMOLED |
| Screen size | 6.4" inches | 6.5" inches |
| Screen-to-body ratio | ~84.7% (screen-to-body ratio) | ~87.2% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 403 PPI | 405 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Always-On Display |
🤖 Operating System | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| System version | Android 9.0 Pie | Android 10 |
| Firmware update | Android 10 | Android 13 |
| User Interface | One UI | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Chipset | 64bit: Qualcomm Snapdragon 710 SDM710 (10nm) | 64bit: Samsung Exynos 980 (8nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A77 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 616 500Mhz | ARM Mali-G76 MP5 (728MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 316007 (v8) Geekbench: 1867(v5.1) GFXBench: 17fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (109GB available) eMMC 5.1 | 128GB (105GB available) UFS 2.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| 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 | 800/150 Mbps | 2000/200 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat15/13 (1, 3, 4, 5, 7, 8, 17, 26) TD-LTE (38, 40, 41) | LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (41, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| 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 A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Back camera (main camera) | (triple camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom 5MP depth f/2.2 | (quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm |
| Main camera resolution | 5632x4224 pixels | 8000x6000 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/2.0 (aperture) |
| Focal length | 27mm lens | 26mm lens |
| Sensor size | 1/2.8" inches | 1/2" inches |
| Pixel size | 0.9µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@240fps | feature not registered |
📸 Front camera | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Front camera (secondary) | 24 megapixels | 32 megapixels |
| Front camera resolution | 5632x4224 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2.8" inches | 1/2.8" inches |
| Pixel size | 0.9µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Loudspeaker | Stereo sound | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 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 | 5.0 + 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 | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3400 mAh | 4500 mAh |
| Charger, watts | 18W Wired fast charging | 15W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, 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, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Gradient Black, Blue • Samsung Pay | • Colors: Prism Cube Black, Prism Cube White, Prism Cube Pink |
☢️ Radiation rate | ||
| Galaxy A9 Pro 2019 (SM-G887N) | Galaxy A51 5G (SM-A516U) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.18W/kg (head), 1.2W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.601W/kg (head), 1.14W/kg (body) | feature not registered |