LG KU990i vs Samsung GT-S3650 Corby
| Type | Touch | Touch |
| Dimensions | 103.50 x 54.40 x 14.80 mm | 103.00 x 56.50 x 12.40 mm |
| Weight | 112.00 g | 92.00 g |
| Display size | 3.00" | 2.80" |
| Display | Color / TFT 256k colors 240 x 400 px (3.00") 155 ppi | Color / TFT 256k colors 240 x 320 px (2.80") 143 ppi |
| Display protection |   | Corning Gorilla Glass Buy screen protector
|
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 345 min. (5.8 h) 3G: 225 min. (3.8 h) | 2G: 540 min. (9.0 h) |
| Stand-by (max.) | 2G: 430 h. (17.9 days) 3G: 450 h. (18.8 days) | 2G: 730 h. (30.4 days) |
| Standard battery | Li-Ion 1000 mAhBuy powerbank
| Li-Ion 960 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Phonebook memory | 500 places | 2000 places |
| Internal memory | 100 MB | 96 MB |
| Memory cards |  microSD up to 2 GBBuy memory card | microSD, microSDHC up to 8 GBBuy memory card |
| Touchscreen | | |
| SAR (10g) | 0,826 W/kg |  |
| DualSIM | | |
| Other names | Viewty | Genio Touch |
| GSM frequencies | 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 2100 | |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 5 Mpx | 2 Mpx |
| Resolution | 2592x1944 px | 1600x1200 px |
| Optical zoom | | |
| Digital zoom | 16x | 2x |
| Flash | LED | |
| Dual-colour LED flash | | |
| Video resolution | 640x480 px | 320x240 px |
| Video formats | MPEG4, H.263 - 120 fps | H.263, MPEG4 - 15 fps |
| Additional | - | - |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | 0.3 Mpx | nd |
| Resolution | 640x480 px | nd |
| Optical zoom | | nd |
| Flash | | nd |
| Dual-colour LED flash | | nd |
| Additional | - | nd |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | | |
| HSUPA | | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 10 | class 10 |
| EDGE | | class 10 |
| Bluetooth | v2.0 | v2.1 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | | |
| WiFi frequencies | | |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | 300 places | |
| EMS | | |
| MMS | v1.2 | |
| Dictionary | T9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
Multimedia
| Radio | z RDS | z RDS |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | | |
| HD Voice | | |
| Sound formats | AAC, AAC+, ASF, M4A, WAV, WMA | AAC, AAC+, AMR, WMA, eAAC+ |
| Polyphony | 40 voices | 64 voices |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.0 | MIDP 2.0 |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |