In depth comparison and review of LG K40 and Alcatel U3 2019. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | LG K40 | Alcatel U3 2019 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | LM-X420EMW | 4034L | |
| Form Factor | Touch | Touch | |
| Height | 153 mm | 121.3 mm | LG K40 has greater height than Alcatel U3 2019. |
| Width | 71.9 mm | 64.4 mm | LG K40 has greater width than Alcatel U3 2019. |
| Depth | 8.3 mm | 9.7 mm | LG K40 is narrower than LG K40. |
| Weight | 145 g | 110 g | Alcatel U3 2019 is lighter than LG K40. |
| Body Colour | New Aurora Black | Moroccan blue | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.597 W/kg (body), 0.518 W/kg (head) | 1.48 W/kg (body), 1.08 W/kg (head) | |
| Integrated Components | FM radio | FM radio | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Micro-USB Headset jack - mini-phone 3.5mm |
|
| SIM Card Qty | Dual-SIM | Single-SIM |
| DISPLAY | LG K40 | Alcatel U3 2019 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.7" | 4" | LG K40 has larger screen size than Alcatel U3 2019. |
| Screen Resolution (Display Resolution) | 1440 x 720 pixels | 800 x 480 pixels | LG K40 has better screen resolution than Alcatel U3 2019. |
| Display Format | HD | WVGA | |
| Pixel Density | 282 ppi | - | |
| Aspect Ratio | 18:9 | - | |
| Display Features | Curved glass, FullVision display | - |
| PROCESSOR | LG K40 | Alcatel U3 2019 |
|---|
| Processor Type (CPU) | MediaTek | MediaTek | |
|---|---|---|---|
| Processor Number | MT6762 | MT6580M | |
| Clock Speed | 2 GHz | 1.3 GHz | LG K40 has higher clock speed than Alcatel U3 2019. |
| Processor Core Qty | 8-core | Quad-core | LG K40 has higher processor core quantity than Alcatel U3 2019. |
| 64-bit Architecture | Yes | - | LG K40 has 64-bit architecture. |
| Graphics System (GPU) | PowerVR GE8320 | - |
| MEMORY | LG K40 | Alcatel U3 2019 |
|---|
| RAM | 2 GB | 512 MB | LG K40 has more RAM than Alcatel U3 2019. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 4 GB | LG K40 has more internal memory than Alcatel U3 2019. |
| User Memory | 20.2 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSD |
| CAMERA | LG K40 | Alcatel U3 2019 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 3 Megapixel | LG K40 has better camera resolution than Alcatel U3 2019. |
| Sensor Size | 1/3" | - | |
| Lens Aperture | F/2.0 | - | |
| Pixel Size | 1 μm | - | |
| Focus Adjustment | Automatic | - | |
| Light Source | LED flash | - | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes | Interpolated to 3MP |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 1.3 Megapixel | LG K40 has better front camera resolution than Alcatel U3 2019. |
| Sensor Size (Front) | 1/4" | - | |
| Lens Aperture (Front) | F/2.0 | - | |
| Pixel Size (Front) | 1.12 μm | - | |
| Camera Modes (Front) | Portrait mode | - | |
| Light Source (Front) | LED flash | - | |
| Camera Features (Front) | - | Interpolated to 1.3MP |
| BATTERY AND CHARGING | LG K40 | Alcatel U3 2019 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 1500 mAh | LG K40 has larger battery capacity than Alcatel U3 2019. |
|---|---|---|---|
| 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 K40 | Alcatel U3 2019 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 3G | LG K40 has more advanced generation mobile network. |
| Operating System | Android 8.1 Oreo | Android 8.0 Oreo (Go edition) | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS | GPS |
| COMMUNICATIONS | LG K40 | Alcatel U3 2019 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 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 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 4.0 | |
| NFC | Yes | - | LG K40 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | LG K40 | Alcatel U3 2019 |
|---|
| Supported Digital Audio Standards | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | WAV, AAC, AMR, MP3, FLAC, AAC +, MIDI, Vorbis | |
|---|---|---|---|
| Sound Enhancements | DTS: X 3D Premium Sound | - |
| FEATURES | LG K40 | Alcatel U3 2019 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor | G-sensor | |
| Security Devices | Face recognition, fingerprint reader | - | |
| Additional Phone Features | Google Lens, Google Assistant Key, AI Cam | - |
| OTHERS | LG K40 | Alcatel U3 2019 |
|---|
| Included Accessories | Power adapter | - | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G | - |
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