LG KU990i vs LG G4 Stylus
| Type | Touch | Touch |
| Dimensions | 103.50 x 54.40 x 14.80 mm | 154.40 x 79.20 x 9.40 mm |
| Weight | 112.00 g | 167.00 g |
| Display size | 3.00" | 5.70" |
| Display | Color / TFT 256k colors 240 x 400 px (3.00") 155 ppi | Color / IPS TFT 16M colors 720 x 1280 px (5.70") 258 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 345 min. (5.8 h) 3G: 225 min. (3.8 h) | 3G: 240 min. (4.0 h) |
| Stand-by (max.) | 2G: 430 h. (17.9 days) 3G: 450 h. (18.8 days) | 3G: 100 h. (4.2 days) |
| Standard battery | Li-Ion 1000 mAhBuy powerbank
| Li-Ion 3000 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Phonebook memory | 500 places |  |
| Internal memory | 100 MB | 8 GB |
| RAM memory | | 1 GB |
| Memory cards |  microSD up to 2 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card |
| Operating system | - | Android 5.0 Lollipop |
| Processor | - | Qualcomm Snapdragon 410 8916 |
| Processor clock | - | 1200 MHz |
| GPU | - | Adreno 306 |
| Touchscreen | | |
| SAR (10g) | 0,826 W/kg | |
| DualSIM | | |
| SIM cards standard | | SingleSIM(microSIM) |
| Announced | | 2Q 2015 |
| Other names | Viewty | H635 |
| GSM frequencies | 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 2100 | 850 1900 2100 |
| LTE standard | | FDD LTE: 2600, 2100, 1800, 900, 800 |
| CDMA | | 850 1900 CDMA2000 1xEV-DO |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 5 Mpx | 8 Mpx |
| Resolution | 2592x1944 px | 3264x2448 px |
| Optical zoom | | |
| Digital zoom | 16x | 4x |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video resolution | 640x480 px | 1920x1080 px |
| Video formats | MPEG4, H.263 - 120 fps | MPEG4, H.263, H.264 |
| Additional | - | - |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | 0.3 Mpx | 5 Mpx |
| Resolution | 640x480 px | 2592x1944 px |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video formats | nd | MPEG4, H.263, H.264 |
| Additional | - | - |
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 | | 42.20 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | - |
| LTE UP | | 51.00 Mbit/s |
| WIMAX+ | | |
| GPRS | class 10 | class 33 |
| EDGE | | class 33 |
| Bluetooth | v2.0 | v4.1 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | | v802.11 b/g/n |
| WiFi frequencies | | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | 300 places | |
| EMS | | |
| MMS | v1.2 | |
| Dictionary | T9 | XT9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | z RDS | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, ASF, M4A, WAV, WMA | AAC, AAC+, AMR, WAV, eAAC+ |
| Polyphony | 40 voices | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.0 | ART |
| 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 | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |
