Samsung Galaxy S3 Slim Duos (SM-G3812B) vs Xiaomi Mi 2A
Side by side comparison between Samsung Galaxy S3 Slim vs Xiaomi Mi 2A 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
4.5"
IPS
IPS
720x1280
8
MP
MP
2.1mp
1GB
RAM
RAM
Dual-core
2030
mAh
mAh
(Removable)
What's the better phone? Xiaomi Mi 2A
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!
4 Advantages 
15 Advantages | 27 Common items in both devices |
| 1GB LPDDR2 |
| 16 million |
| 4.5" |
| LED flash |
| Only digital zoom |
| Autofocus |
| HDR photo only main camera |
| +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 S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Change model | ||
| Model | Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A |
| Other model names | Galaxy S3 Slim G3812B, Samsung Galaxy Win Pro | Xiaomi Mi2A, Xiaomi Phone 2A, Xiaomi Mi-Two A, Xiaomi MI-2A |
| Country or region available |  Brazil | feature not registered |
| Brand | Samsung | Xiaomi |
| Release date | 3/1/2014 | 5/1/2013 |
| Depth | 9.7 millimeters (0.38 inches) | 9.5 millimeters (0.37 inches) |
| Size (width x height) | 66 x 133 millimeters (2.6 x 5.24 in) | 66.5 x 133 millimeters (2.62 x 5.24 in) |
| Weight | 139 grams (4.87 ounces) | 133 grams (4.66 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 4.5" inches | 4.5" inches |
| Screen-to-body ratio | ~63.6% (screen-to-body ratio) | ~63.1% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 245 PPI | 326 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| System version | Android 4.2.2 Jelly Bean | Android 4.1.1 Jelly Bean |
| Firmware update | feature not registered | Android 4.4.4 KitKat |
| User Interface | TouchWiz UX | feature not registered |
⚙️ Processor | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Chipset | 32bit: Qualcomm Snapdragon 200 (MSM8225Q) (45nm) | 32bit: Qualcomm Snapdragon 400 MSM8230AB |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A5 (Quad-core) | Dual-core, 1 processor: 2x 1.7GHz Krait 300 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 203 (400MHz) | Qualcomm Adreno 320 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| RAM memory | 1GB LPDDR2 | 1GB LPDDR2 |
| Internal storage | 8GB (5GB available) eMMC 4.5 | 16GB (13GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| 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) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| 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 900/1900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 |
📷 Camera | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Back camera (main camera) | 5 megapixels | 8 megapixels |
| Main camera resolution | 2592x1944 pixels | 3264x2448 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital 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 only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Front camera (secondary) | 0.3 megapixels | 2.1 megapixels |
| Front camera resolution | 640x480 pixels | 1920x1080 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 1 microphone | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, DivX, XviD, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB MHL |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Removable) |
| Battery capacity | 2100 mAh | 2030 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| Call control | Voice dialing, Voice recorder | 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, White • Java framework | • Colors: White, Blue, Yellow, Green, Pink • USB OTG On-The-Go • MIUI 5.0 • Java framework |
☢️ Radiation rate | ||
| Galaxy S3 Slim Duos (SM-G3812B) | Xiaomi Mi 2A | |
| 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) | feature not registered |