LG K3 vs LG K20 Dual SIM
| Vormgeving | Touchscreen | Touchscreen |
| Afmetingen | 133.10 x 67.80 x 9.40 mm | 148.60 x 71.90 x 8.30 mm |
| Gewicht | 130.40 g | 153.00 g |
| Schermgrootte | 4.50" | 5.45" |
| Scherm | Kleurrijk / IPS TFT 16M kleuren 480 x 854 px (4.50") 218 ppi | Kleurrijk / TFT 16M kleuren 480 x 960 px (5.45") 197 ppi |
| Bescherming scherm |   | |
| Extra scherm | | |
| Secundaire bescherming scherm | | |
| Max. gesprekstijd | 2G: 840 min. (14.0 h) | 3G: 780 min. (13.0 h) |
| Max. standbytijd |  | 3G: 180 uur (7.5 dagen) |
| Standaard batterij | Li-Ion 1940 mAhBuy powerbank | Li-Ion 3000 mAhBuy powerbank |
| Snel opladen van de batterij | | |
| Draadloos opladen van de batterij | | |
| Intern geheugen | 8 GB | 16 GB |
| End-user-geheugen | 3.1 GB | 11 GB |
| RAM-geheugen | 1 GB | 1 GB |
| Geheugen kaarten |  microSD, microSDHC tot 32 GBBuy memory card | microSD, microSDHC tot 32 GBBuy memory card |
| Besturingssysteem | Android 6.0.1 Marshmallow | Android 9.0 Pie Go |
| Processor | Qualcomm Snapdragon 210 MSM8909 | MediaTek MT6739 |
| CPU-klok | 1100 MHz | 1500 MHz |
| GPU | Adreno 304 | PowerVR GE8100 @570 MHz |
| Touchscreen | | |
| Dual SIM | | |
| SIM-kaarten standaard | | DualSIM(nanoSIM, nanoSIM) |
| Dual SIM-modus | nd | dual standby |
| Hybride Dual SIM | nd | |
| Introductiedatum | II. kwartaal 2016 | III. kwartaal 2019 |
| Andere namen van deze telefoon | LS450 | LMX120EMW |
| GSM standaard | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS standaard (3G) | | 850 900 2100 |
| LTE-standaard | FDD LTE: 1900, 800 TDD LTE: 2500 | FDD LTE: 2600, 2100, 1800, 900, 800 TDD LTE: 2600 |
| 5G-standaard | | |
| CDMA standaard | 850 1900 CDMA2000 1xEV-DO | |
| TD-SCDMA-standaard | | |
| UMA standaard | | |
CAMERA'S - TERUG
| Eerste camera | | |
| Matrix | 5 Mpx | 8 Mpx |
| Schermresolutie | 2592x1944 px | |
| Optische zoom | | |
| Digitale vergroting | | 4x |
| Flitser | LED | LED |
| Dual-color LED-flitser | | |
| Videoresolutie | 1280x720 px | 1280x720 px |
| Videoformaten | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 - 30 fps |
| Extra | AF | AF, f/2.2 |
CAMERA'S - VOORKANT
| Eerste camera | | |
| Matrix | 0.3 Mpx | 5 Mpx |
| Schermresolutie | 640x480 px | |
| Optische zoom | | |
| Flitser | | |
| Dual-color LED-flitser | | |
| Videoformaten | nd | H.263, H.264, MPEG4 - 30 fps |
| Extra | - | FF |
SENSORS
| Accelerometer | | |
| Nabijheid | | |
| Licht sensor | | |
| Magnetometer | | |
| Gyroscoop | | |
| Barometer | | |
| Altimeter | | |
| Gravity sensor | | |
| Hall-effect sensor | | |
| Iris scanner | | |
| Vingerafdrukscanner | | |
| Thermometer | | |
| Hygrometer | | |
Gegevens transmissie
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | 21.10 Mbit/s | |
| HSUPA | 5.76 Mbit/s | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | - |
| LTE UP | | 51.00 Mbit/s |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v4.0 | v4.2 |
| Perfil A2DP | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | v802.11 b/g/n |
| WiFi frequenties | 2,4 GHz | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi-hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| NFC | | |
COMMUNICATIE EN BERICHTEN
| Call waiting | | |
| Video conferentie verbinding | | |
| Redirect | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Predictive text | T9 | T9 |
| Swype | | |
| E-mailclient | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| QWERTY toetsenbord | | |
| RSS reader | | |
Multimedia
| Radio | | |
| MP3 bediening | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Geluidsformaten | AAC, AAC+, FLAC, M4A, MP4, OGG, WAV, WMA | AAC, AAC+, AMR, FLAC, MID, OGG, WAV, eAAC+ |
| Ringtone polyfoon | | |
| Video beltonen | | |
| Beltoon componist | | |
| Spelletjes | | |
| Java | ART | ART |
| Videoverbinding | | |
| DVB-H televisie | | |
| TV aansluiting | | |
PIM EN EXTRA FUNCTIES
| Klok | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Valuta Converter | | |
| Organizer | | |
| Agenda | | |
| Vliegtuigstand | | |
| SyncML | | |
| Data en fax | | |
| Schermbeveiliging | | |
| Thema's | | |
| Verwisselbare cover | | |
| Voice picking | | |
| Speaker | | |
| Memorecorder | | |
| Trilalarm | | |