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Samsung Galaxy S3 Slim Duos (SM-G3812B) vs LG Optimus 7 (E900)

Side by side comparison between Samsung Galaxy S3 Slim vs LG Optimus 7 phones, differences, pros, cons and full specifications. What's the better?

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Compare LG Optimus 7 X Samsung Galaxy S3 Slim Duos (SM-G3812B) 16Points
4.5"
TFT

540x960

5
MP

0.3mp

1GB
RAM

Quad-core

2100
mAh

(Removable)

vs
3.8"
TFT

480x800

5
MP
512MB
RAM

Single-core

1500
mAh

(Removable)

What's the better phone? Samsung Galaxy S3 Slim Duos (SM-G3812B)

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!

Galaxy S3 Slim Duos (SM-G3812B)} 16 Advantages Samsung Galaxy S3 Slim Duos (SM-G3812B) vs Optimus 7 (E900)} 3 Advantages LG Optimus 7 (E900)
+1.2GHz 32bit Quad-core (45nm)68%
More powerful processor, you can open your applications faster
vs1GHz 32bit Single-core
+1GB LPDDR2100%
More RAM memory. Typically more responsive and better for multitasking.
vs512MB
+Until 32GB microSD, microSDHCAdvantage
More external storage for files using memory cards
vsNot supported
+139 grams (4.87 ounces)13%
Lighter
vs157 grams (5.5 ounces)
+9.7 millimeters (0.38 inches)19%
Thinner
vs11.5 millimeters (0.45 inches)
+540x960 pixels35%
Higher resolution screen
vs480x800 pixels
+4.5"18%
Larger screen
vs3.8"
+(front) 0.3MPAdvantage
A front-camera is best for taking selfies
vsNot supported
+Full HD (1920x1080)125%
More image quality for recording videos with the primary camera
vsHD (1280x720)
+3500000 apps (Google Play Store)4 times
More apps available to download and use
vs700000 apps (Marketplace)
+3G+ HSPA+Advantage
The 3G+ HSPA+ network is newer and faster
vs3G HSUPA
+(3G+ HSPA+) 21 Mbps192%
Faster for surfing the internet and download files
vs(3G HSUPA) 7.2 Mbps
+2100 mAh40%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs1500 mAh
+Video callingAdvantage
The video calling allows to make calls with voice and video
vsNot supported
+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
vs1 slot (Single-SIM)
+4.0 + A2DPAdvantage
Bluetooth 4.0 + A2DP is newer and faster
vs2.1 + A2DP
8GB (5GB available)vs+16GB2 times
More internal storage for applications and files
245 PPIvs+246 PPI1%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
Not supportedvs+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys

20 Common items in both devices
TFT LCD
16 million
(back) 5MP
LED flash
Only digital zoom
Autofocus
Capacitive
+13 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)LG Optimus 7 (E900)
Change model  
ModelGalaxy S3 Slim Duos (SM-G3812B)Optimus 7 (E900)
Other model namesGalaxy S3 Slim G3812B, Samsung Galaxy Win ProLG E900 Optimus 7, LG Optimus 7 E900
Country or region availableBrazil
Brazil
feature not registered
BrandSamsungLG
Release date3/1/201411/9/2010
Depth9.7 millimeters (0.38 inches)11.5 millimeters (0.45 inches)
Size (width x height)66 x 133 millimeters (2.6 x 5.24 in)59.8 x 125 millimeters (2.35 x 4.92 in)
Weight139 grams (4.87 ounces)157 grams (5.5 ounces)
Build, materialsPlastic body, glass frontfeature not registered
Protection against water and othersNot supportedNot supported

📲 Display

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
Display typeTFT LCDTFT LCD
Screen size4.5" inches3.8" inches
Screen-to-body ratio~63.6% (screen-to-body ratio)~55% (screen-to-body ratio)
Display resolution540x960 pixels480x800 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)245 PPI246 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass
Refresh rate60Hzfeature not registered
Display featuresNot supportedfeature not registered

🤖 Operating System

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
System versionAndroid 4.2.2 Jelly BeanWindows Phone 7.0
Firmware updatefeature not registeredWindows Phone 7.5 Refresh Tango
User InterfaceTouchWiz UXfeature not registered

⚙️ Processor

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
Chipset32bit: Qualcomm Snapdragon 200 (MSM8225Q) (45nm)32bit: Qualcomm Snapdragon S1 QSD8650
CPUQuad-core, 1 processor:
4x 1.2GHz ARM Cortex-A5 (Quad-core)
Single-core, 1 processor:
1x 1GHz Scorpion (Single-core)
GPU graphical controllerQualcomm Adreno 203 (400MHz)Qualcomm Adreno 200
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
RAM memory1GB LPDDR2512MB
Internal storage8GB (5GB available)
eMMC 4.5
16GB
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Not supported

📶 Mobile networks

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Not supported
SIM card2 slots (Dual-SIM)
micro-SIM (3FF)
1 slot (Single-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload21/5.76 Mbps7.2/5.76 Mbps
Network technology2G, 3G2G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/1900/2100Not supported
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGENot supported

📷 Camera

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
Back camera (main camera)5 megapixels5 megapixels
Main camera resolution2592x1944 pixels2560x1920 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsHD (1280x720) 24 fps
FlashLED flashLED flash
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusAutofocus
Touch focusSupportedfeature not registered
Image stabilizationEIS: Digital stabilizationfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionfeature not registered
BSI sensorNot supportedfeature not registered
HDRHDR photo only main camerafeature not registered
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
Front camera (secondary)0.3 megapixelsNot supported
Front camera resolution640x480 pixelsNot supported
Video recording (secondary)VGA (640x480)Not supported
Front flashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
LoudspeakerMono sound (not stereo)Supported
Active noise cancellation1 microphonefeature not registered
RadioFMFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviD, MKVMP4, WMV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+

🔌 Connectivity

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth4.0 + A2DP2.1 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
DLNASupportedfeature not registered
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portNot supportedfeature not registered

🧭 Sensors

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
SensorsAccelerometer
Ambient light sensor
Compass
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
Battery typeLi-Ion: lithium-ion (Removable)Li-Ion: lithium-ion (Removable)
Battery capacity2100 mAh1500 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomyfeature not registered5 hours
Standbyfeature not registered330 hours (13.8 days)

➕ Other features

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
Call controlVoice dialing, Voice recorderVoice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedNot supported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5feature not registered
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black, White
• Java framework
• Colors: Black
• LG S-Class UI
• DLNA
• Bing Maps

☢️ Radiation rate

Galaxy S3 Slim Duos (SM-G3812B)LG Optimus 7 (E900)
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
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