Samsung Galaxy S3 Slim Duos (SM-G3812B) vs Samsung Galaxy A9 2018 (SM-A920F/DS 64GB)
Side by side comparison between Samsung Galaxy S3 Slim vs Samsung Galaxy A9 (2018) 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
6.3"
AMOLED
AMOLED
1080x2220
24
MP
MP
24mp
6GB
RAM
RAM
Octa-core
3800
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A9 2018 (SM-A920F/DS 64GB)
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!
3 Advantages 
28 Advantages | 16 Common items in both devices |
| 16 million |
| LED flash |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| Capacitive |
| Multitouch |
| Accelerometer |
| +9 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 S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Change model | ||
| Model | Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) |
| Other model names | Galaxy S3 Slim G3812B, Samsung Galaxy Win Pro | Galaxy A9 SM-A920F/Dual-Sim, Samsung A920 |
| Country or region available |  Brazil |  (Latin America) |
| Brand | Samsung | Samsung |
| Release date | 3/1/2014 | 10/11/2018 |
| Depth | 9.7 millimeters (0.38 inches) | 7.8 millimeters (0.31 inches) |
| Size (width x height) | 66 x 133 millimeters (2.6 x 5.24 in) | 77 x 162.5 millimeters (3.03 x 6.4 in) |
| Weight | 139 grams (4.87 ounces) | 183 grams (6.41 ounces) |
| Build, materials | Plastic body, glass front | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 4.5" inches | 6.3" inches |
| Screen-to-body ratio | ~63.6% (screen-to-body ratio) | ~80.5% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 1080x2220 pixels (18.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 245 PPI | 392 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| System version | Android 4.2.2 Jelly Bean | Android 8.0 Oreo |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 200 MSM8225Q | 64bit: Qualcomm Snapdragon 660 SDM660 (14nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A5 (Quad-core) | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 203 | Qualcomm Adreno 512 650Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| RAM memory | 1GB LPDDR2 | 6GB LPDDR4X |
| Internal storage | 8GB (5GB available) | 64GB (50GB available) eMMC 5.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 450/50 Mbps |
| Network technology | 2G, 3G | 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 850/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat9 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40) |
| 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 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Back camera (main camera) | 5 megapixels | (quad camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom 8MP ultrawide f/2.412mm1/4.0"1.12µm 5MP depth f/2.2 |
| Main camera resolution | 2592x1944 pixels | 5656x4240 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 | 0.9µm 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 | feature not registered |
📸 Front camera | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Front camera (secondary) | 0.3 megapixels | 24 megapixels |
| Front camera resolution | 640x480 pixels | 5656x4240 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 | 27mm lens |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM |
| 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 |
🔌 Connectivity | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| 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, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 2100 mAh | 3800 mAh |
| Charger, watts | Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| Call control | Voice dialing, Voice recorder | 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, White • Samsung TouchWiz UX • Java framework | • Colors: Caviar Black, Lemonade Blue, Bubblegum Pink • Samsung Pay • Dolby Atmos |
☢️ Radiation rate | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Galaxy A9 2018 (SM-A920F/DS 64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.61W/kg (head), 1.13W/kg (body) | 0.27W/kg (head), 0.84W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.553W/kg (head), 0.395W/kg (body) | feature not registered |