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LG Optimus GT540 vs Sony Ericsson Xperia Arc S (LT18a)

Side by side comparison between LG Optimus GT540 vs Sony Ericsson Xperia Arc S phones, differences, pros, cons and full specifications. What's the better?







24Points Sony Ericsson Xperia Arc S (LT18a) Compare LG Optimus GT540 X






What's the better phone? Sony Ericsson Xperia Arc S (LT18a)

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!

Optimus GT540} 1 Advantage LG Optimus GT540 vs Xperia Arc S (LT18a)} 24 Advantages Sony Ericsson Xperia Arc S (LT18a)
+115 grams (4.03 ounces)2%
vs117 grams (4.1 ounces)
600MHz 32bit Single-corevs+1.4GHz 32bit Single-core145%
More powerful processor, you can open your applications faster
256MB SDRAMvs+512MB LPDDR2100%
More RAM memory. Typically more responsive and better for multitasking.
256MB (130MB available)vs+1GB (320MB available)146%
More internal storage for applications and files
Until 16GB microSD, microSDHCvs+Until 32GB microSD, microSDHC100%
More external storage for files using memory cards
12.9 millimeters (0.51 inches)vs+8.7 millimeters (0.34 inches)48%
TFT LCDvs+TFT LED-Backlit LCDAdvantage
TFT LED-Backlit LCD display is brighter and more vivid
260 thousandvs+16 million61 times
More colors on the screen is better quality images and videos
320x480 pixelsvs+480x854 pixels167%
Higher resolution screen
192 PPIvs+233 PPI21%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
Larger screen
(back) 3.1MPvs+(back) 8MP154%
Higher resolution main camera
Not supportedvs+LED flashAdvantage
The LED flash helps in dark places or in low light
VGA (640x480)vs+HD (1280x720)2 times
More image quality for recording videos with the primary camera
Android 2.1 Eclairvs+Android 4.0.4 Ice Cream Sandwich ICSAdvantage
Android 4.0.4 Ice Cream Sandwich ICS is newer and safer
3G HSDPAvs+3G+ HSPA+Advantage
The 3G+ HSPA+ network is newer and faster
(3G HSDPA) 7.2 Mbpsvs+(3G+ HSPA+) 14.4 Mbps100%
Faster for surfing the internet and download files
Better touchscreen. The capacitive screen is much more sensitive.
Better touch type. Multitouch allows to use more fingers at the same time.
Not supportedvs+Ambient light sensorAdvantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Micro HDMI Type DAdvantage
The TV-output lets you use your device on TV by cable
802.11 b/g [wifi3]vs+802.11 b/g/n [wifi4]Advantage
WiFi 802.11 b/g/n [wifi4] is newer and faster
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supportedvs+Scratch-resistant glassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys

12 Common items in both devices
Only digital zoom
Proximity sensor
1500 mAh
LiPo: li-ion polymer (Removable)
3.5mm jack
+5 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

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Change model 
ModelOptimus GT540Xperia Arc S (LT18a)
Other model namesLG GT540 Optimus, LG-GT540Sony Xperia Arc S LT18, Sony Ericsson Ayame
Country or region available(Global, International)
(Global, International)
(Latin America)BrazilCanadaUSA
(Latin America), Brazil, Canada, USA
BrandLGSony Ericsson
Release date5/1/20109/1/2011
Depth12.9 millimeters (0.51 inches)8.7 millimeters (0.34 inches)
Size (width x height)109 x 54.5 millimeters (4.29 x 2.15 in)63 x 125 millimeters (2.48 x 4.92 in)
Weight115 grams (4.03 ounces)117 grams (4.1 ounces)
Build, materialsPlastic bodyfeature not registered
Protection against water and othersNot supportedNot supported

📲 Display

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Display typeTFT LCDTFT LED-Backlit LCD
Screen size3" inches4.2" inches
Screen-to-body ratio~45.1% (screen-to-body ratio)~61.7% (screen-to-body ratio)
Display resolution320x480 pixels480x854 pixels
TouchscreenResistive Single touch 1-pointCapacitive Multitouch
Pixel density (dot pitch)192 PPI233 PPI
Colors260 thousand16 million
Scratch-resistant glassNot supportedScratch-resistant glass
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
System versionAndroid 1.6 DonutAndroid 2.3.4 Gingerbread
Firmware updateAndroid 2.1 EclairAndroid 4.0.4 Ice Cream Sandwich ICS
User Interfacefeature not registeredfeature not registered

⚙️ Processor

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Chipset32bit: Qualcomm MSM722732bit: Qualcomm Snapdragon MSM8255T
CPUSingle-core, 1 processor:
1x 600MHz ARM1136EJ-S (Single-core)
Single-core, 1 processor:
1x 1.4GHz Scorpion (Single-core)
GPU graphical controllerQualcomm Adreno 200Qualcomm Adreno 205
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Internal storage256MB (130MB available)1GB (320MB available)
External storageUntil 16GB microSD, microSDHC
(dedicated slot)
Until 32GB microSD, microSDHC
(dedicated slot)

📶 Mobile networks

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
1 slot (Single-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload7.2/0.384 Mbps14.4/5.76 Mbps
Network technology2G, 3G2G, 3G
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 850/2100UMTS 800/850/1900/2100
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Back camera (main camera)3.1 megapixels8 megapixels
Main camera resolution2048x1536 pixels3264x2448 pixels
Video recording (primary)VGA (640x480) 15 fpsHD (1280x720) 30 fps
FlashNot supportedLED flash
Focal aperturefeature not registeredf/2.4 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
Touch focusNot supportedSupported
Image stabilizationfeature not registeredfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRNot supportedNot supported
Camera extrasfeature not registeredfeature not registered

📸 Front camera

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Front camera (secondary)Not supportedNot supported
Front camera resolutionNot supportedNot supported
Video recording (secondary)Not supportedNot 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

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Active noise cancellationNot supported2 microphones or more
TVNot supportedNot supported
Video formatsMP4, DivX, Xvid, H.264, H.263, WMVMP4, H.263, H.264, WMV
Audio formatsMP3, WAV, eAAC+, WMAMP3, eAAC+, WMA, WAV

🔌 Connectivity

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedMicro HDMI Type D
Bluetooth2.1 + A2DP2.1 + A2DP
WiFi802.11 b/g [wifi3] (2.4GHz)802.11 b/g/n [wifi4] (2.4GHz)
DLNANot supportedSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Proximity sensor
Ambient light sensor
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Battery typeLiPo: li-ion polymer (Removable)
LiPo: li-ion polymer (Removable)
Battery capacity1500 mAh1500 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomy6.3 hours7.6 hours
Standby500 hours (20.8 days)460 hours (19.2 days)

➕ Other features

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
Call controlVoice recorderVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingNot supportedNot supported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTMLHTML, XHTML, Flash player
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black, White, Pink
• 2GB microSD included
• LG 3Way Sync
• Java framework
• Colors: Pure White, Midnight Blue, Misty Silver, Gloss Black, Sakura Pink
• 8GB microSD included
• Open ES 1.1
• Sony Mobile BRAVIA Engine
• SE Timescape
• 3D sweep panorama
• WiFi hotspot
• Java framework

☢️ Radiation rate

LG Optimus GT540Sony Ericsson Xperia Arc S (LT18a)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.66W/kg (head)

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