Side by side comparison and review of LG K20 and LG K40. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | LG K20 | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | LMX120EMW | LM-X420EMW | |
| Form Factor | Touch | Touch | |
| Height | 148.6 mm | 153 mm | LG K40 has greater height than LG K20. |
| Width | 71.9 mm | 71.9 mm | Both phones are the same width |
| Depth | 8.3 mm | 8.3 mm | Both phones are the same depth. |
| Weight | 153 g | 145 g | LG K40 is lighter than LG K20. |
| Body Colour | New Aurora Black | New Aurora Black | Moroccan blue | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.343 W/kg (body), 0.717 W/kg (head) | 1.597 W/kg (body), 0.518 W/kg (head) | |
| Integrated Components | - | FM radio | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB |
Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
|
| SIM Card Type (Size) | Nano SIM | - | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | LG K20 | LG K40 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | - | IPS | |
| Screen Size (Display Size) | 5.45" | 5.7" | LG K40 has larger screen size than LG K20. |
| Screen Resolution (Display Resolution) | 960 x 480 pixels | 1440 x 720 pixels | LG K40 has better screen resolution than LG K20. |
| Display Format | - | HD | |
| Pixel Density | 197 ppi | 282 ppi | LG K40 has better pixel density than LG K20. |
| Aspect Ratio | 18:9 | 18:9 | |
| Display Features | FullVision display | Curved glass, FullVision display |
| PROCESSOR | LG K20 | LG K40 |
|---|
| Processor Type (CPU) | - | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6762 | |
| Clock Speed | 1.5 GHz | 2 GHz | LG K40 has higher clock speed than LG K20. |
| Processor Core Qty | Quad-core | 8-core | LG K40 has higher processor core quantity than LG K20. |
| 64-bit Architecture | - | Yes | LG K40 has 64-bit architecture. |
| Graphics System (GPU) | - | PowerVR GE8320 |
| MEMORY | LG K20 | LG K40 |
|---|
| RAM | 1 GB | 2 GB | LG K40 has more RAM than LG K20. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | LG K40 has more internal memory than LG K20. |
| User Memory | - | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | LG K20 | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 8 Megapixel | 16 Megapixel | LG K40 has better camera resolution than LG K20. |
| Sensor Size | - | 1/3" | |
| Lens Aperture | F/2.2 | F/2.0 | LG K40 has better lens aperture than LG K20. |
| Pixel Size | - | 1 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Light Source | LED flash | LED flash | |
| Camera Features (Functions) | Touch & Shoot | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | LG K40 has better front camera resolution than LG K20. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Aperture (Front) | - | F/2.0 | |
| Pixel Size (Front) | - | 1.12 μm | |
| Camera Modes (Front) | Gesture Shot, Gesture Interval Shot, Auto Shot | Portrait mode | |
| Light Source (Front) | LED flash | LED flash |
| BATTERY AND CHARGING | LG K20 | LG K40 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Standby Time | - | 100 hours | |
| Talk Time | - | 480 minutes | |
| Run Time Details | - | Talk: up to 480 min Standby: up to 100 hrs |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | LG K20 | LG K40 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 9.0 Pie (Go edition) | Android 8.1 Oreo | |
| Intelligent Assistant | Google Assistant | Google Assistant | |
| Navigation | GPS | GPS |
| COMMUNICATIONS | LG K20 | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | - | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 4G LTE Band | - | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 LE | |
| NFC | - | Yes | LG K40 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | LG K20 | LG K40 |
|---|
| Supported Digital Audio Standards | - | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Sound Enhancements | - | DTS: X 3D Premium Sound |
| FEATURES | LG K20 | LG K40 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor | Ambient light sensor, proximity sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | KnockON, notification LED, Google Assistant Key | Google Lens, Google Assistant Key, AI Cam |
| OTHERS | LG K20 | LG K40 |
|---|
| Included Accessories | Power adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G | MIL-STD 810G |
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