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LG Optimus LTE SU640

Samsung Galaxy S II HD LTE

Network
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network	HSDPA 850 / 1900	HSDPA 850 / 900 / 1900 / 2100
		HSDPA 900 / 2100
4G Network	LTE 800	3, 7, 20
Speed	HSPA, LTE	HSPA 21.1/5.76 Mbps, LTE

Launch
Announced	2011, October. Released 2012, August	2011, September. Released 2011, December
Status	Discontinued	Discontinued

Body
Dimensions	132.9 x 67.9 x 10.4 mm (5.23 x 2.67 x 0.41 in)	129.8 x 68.8 x 9.5 mm (5.11 x 2.71 x 0.37 in)
Weight	135 g (4.76 oz)	130.5 g (4.59 oz)
SIM	Mini-SIM	Micro-SIM

Display
Type	HD-IPS LCD	Super AMOLED
Size	4.5 inches, 55.8 cm2 (~61.9% screen-to-body ratio)	4.65 inches, 59.6 cm2 (~66.7% screen-to-body ratio)
Resolution	720 x 1280 pixels, 16:9 ratio (~326 ppi density)	720 x 1280 pixels, 16:9 ratio (~316 ppi density)
Protection		Corning Gorilla Glass
	True HD Graphic Engine

Platform
OS	Android 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich)	Android 2.3 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich), TouchWiz UI 4
Chipset	Qualcomm MSM8660 Snapdragon S3	Qualcomm MSM8660 Snapdragon S3
CPU	Dual-core 1.5 GHz Scorpion	Dual-core 1.5 GHz Scorpion
GPU	Adreno 220	Adreno 220

Memory
Card slot	microSDHC (dedicated slot), 16 GB included	microSDHC (dedicated slot)
Internal	4GB 1GB RAM	16GB 1GB RAM

Main Camera
Modules	8 MP, AF	8 MP, AF
Features	LED flash	LED flash
Video	1080p@30fps	1080p@30fps

Selfie Camera
Modules	1.3 MP	2 MP
Video

Sound
Loudspeaker	Yes	Yes
3.5mm jack	Yes	Yes

Comms
WLAN	Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth	3.0, A2DP	3.0, A2DP, aptX
Positioning	GPS, A-GPS	GPS, A-GPS
NFC		Optional
Infrared port	No	No
Radio	No	No
USB	microUSB 2.0 (MHL TV-out)	microUSB 2.0 (MHL TV-out), OTG

Features
Sensors	Accelerometer, gyro, proximity, compass	Accelerometer, gyro, proximity, compass
	T-DMB TV tuner MP4/H.264/WMV/DviX player MP3/WMA/WAV/FLAC/eAAC+ player True HD movie editor Document viewer/editor Organizer Voice memo/dial/commands Predictive text input	MP4/DivX/XviD/WMV/H.264 player MP3/WAV/eAAC+/AC3/FLAC player Photo/video editor Document editor

Battery
Type	Removable Li-Ion 1830 mAh battery	Removable Li-Ion 1850 mAh battery
Stand-by	Up to 400 h	Up to 320 h (2G) / Up to 290 h (3G)
Talk time	Up to 7 h	Up to 12 h 40 min (2G) / Up to 5 h 50 min (3G)

Misc
Colors	Black, White	Black
SAR		0.12 W/kg (head)     0.94 W/kg (body)
SAR EU		0.20 W/kg (head)
Price	About 120 EUR	About 180 EUR