Samsung Galaxy S3 Slim Duos (SM-G3812B) vs Samsung Galaxy A9 Pro 2019 (SM-G887N)
Side by side comparison between Samsung Galaxy S3 Slim vs Samsung Galaxy A9 Pro (2019) phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
TFT
TFT
540x960
5
MP
MP
0.3mp
1GB
RAM
RAM
Quad-core
2100
mAh
mAh
(Removable)
vs
6.4"
PLS
PLS
1080x2340
24
MP
MP
24mp
6GB
RAM
RAM
Octa-core
3400
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A9 Pro 2019 (SM-G887N)
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 
31 Advantages | 17 Common items in both devices |
| 16 million |
| LED flash |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| Capacitive |
| Multitouch |
| Accelerometer |
| +10 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 highlight๐ฑ Model features | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Change model | ||
| Model | Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) |
| Other model names | Galaxy S3 Slim G3812B, Samsung Galaxy Win Pro | ๊ฐค๋ญ์ A9 Pro SM-G887NTKASKO, Galaxy A8s |
| Country or region available |  Brazil |  South Korea |
| Brand | Samsung | Samsung |
| Release date | 3/1/2014 | 12/1/2018 |
| Depth | 9.7 millimeters (0.38 inches) | 7.4 millimeters (0.29 inches) |
| Size (width x height) | 66 x 133 millimeters (2.6 x 5.24 in) | 74.9 x 158.4 millimeters (2.95 x 6.24 in) |
| Weight | 139 grams (4.87 ounces) | 173 grams (6.06 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
๐ฒ Display | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Display type | TFT LCD | TFT PLS |
| Screen size | 4.5" inches | 6.4" inches |
| Screen-to-body ratio | ~63.6% (screen-to-body ratio) | ~84.7% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 245 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
๐ค Operating System | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| System version | Android 4.2.2 Jelly Bean | Android 9.0 Pie |
| Firmware update | feature not registered | Android 10 |
| User Interface | TouchWiz UX | One UI |
โ๏ธ Processor | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Chipset | 32bit: Qualcomm Snapdragon 200 (MSM8225Q) (45nm) | 64bit: Qualcomm Snapdragon 710 SDM710 (10nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A5 (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 203 (400MHz) | Qualcomm Adreno 616 500Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
๐ฝ Memory and storage | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| RAM memory | 1GB LPDDR2 | 6GB LPDDR4X |
| Internal storage | 8GB (5GB available) eMMC 4.5 | 128GB (109GB available) eMMC 5.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
๐ถ Mobile networks | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 800/150 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800/1900 |
| Primary 3G network | UMTS 850/1900/2100 | UMTS 850/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat15/13 (1, 3, 4, 5, 7, 8, 17, 26) TD-LTE (38, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
๐ท Camera | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Back camera (main camera) | 5 megapixels | (triple camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0ยตmAF2x-optical-zoom 5MP depth f/2.2 |
| Main camera resolution | 2592x1944 pixels | 5632x4224 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.7 (aperture) |
| Focal length | feature not registered | 27mm (lens) |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.9ยตm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@240fps |
๐ธ Front camera | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Front camera (secondary) | 0.3 megapixels | 24 megapixels |
| Front camera resolution | 640x480 pixels | 5632x4224 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.9ยตm pixel |
๐ Sound and multimedia | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound |
| Active noise cancellation | 1 microphone | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, 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 |
๐ Connectivity | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| USB | MicroUSB 2.0 | 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 | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
๐งญ Sensors | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
๐ Battery | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 2100 mAh | 3400 mAh |
| Charger, watts | Wired charging | 18W 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 |
โ Other features | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| 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 | โข Colors: Black, White โข Java framework | โข Colors: Black, Gradient Black, Blue โข Samsung Pay |
โข๏ธ Radiation rate | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 Pro 2019 (SM-G887N) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.61W/kg (head), 1.13W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.553W/kg (head), 0.395W/kg (body) | 0.601W/kg (head), 1.14W/kg (body) |