Side by side comparison and review of LG K40 and TCL 406. 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 K40 | TCL 406 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | LM-X420EMW | T506K | |
| Form Factor | Touch | Touch | |
| Height | 153 mm | 164.66 mm | TCL 406 has greater height than LG K40. |
| Width | 71.9 mm | 75.4 mm | TCL 406 has greater width than LG K40. |
| Depth | 8.3 mm | 8.99 mm | LG K40 is narrower than LG K40. |
| Weight | 145 g | 190 g | LG K40 is lighter than LG K40. |
| Body Colour | New Aurora Black | Moroccan blue | Dark grey | |
| Waterproof (Water-resistant) | - | - | TCL 406 is waterproof. |
| Repairability Index | - | 8.1 (out of 10) | |
| SAR Value | 1.597 W/kg (body), 0.518 W/kg (head) | 1.59 W/kg (body), 0.99 W/kg (head), 3.7 W/kg (limb) | |
| Integrated Components | FM radio | FM radio, LED flashlight | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | - | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | LG K40 | TCL 406 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.7" | 6.6" | TCL 406 has larger screen size than LG K40. |
| Screen Resolution (Display Resolution) | 1440 x 720 pixels | 1612 x 720 pixels | TCL 406 has better screen resolution than LG K40. |
| Display Format | HD | HD+ | |
| Pixel Density | 282 ppi | 269 ppi | LG K40 has better pixel density than TCL 406. |
| Aspect Ratio | 18:9 | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Contrast Ratio | - | 1000:1 | |
| Display Enhancement Technology | - | Blue light filter | |
| Display Features | Curved glass, FullVision display | TCL NXTVISION, 70% NTSC, eBook Mode |
| PROCESSOR | LG K40 | TCL 406 |
|---|
| Processor Type (CPU) | MediaTek | MediaTek Helio G25 | |
|---|---|---|---|
| Processor Number | MT6762 | - | |
| Clock Speed | 2 GHz | 2 GHz | Both phones have the same clock speed. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | LG K40 has 64-bit architecture. |
| Graphics System (GPU) | PowerVR GE8320 | IMG GE8320 |
| MEMORY | LG K40 | TCL 406 |
|---|
| RAM | 2 GB | 3 GB | TCL 406 has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 32 GB | Both phones have the same internal memory capacity. |
| User Memory | 20.2 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | LG K40 | TCL 406 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 13 Megapixel | LG K40 has better camera resolution than TCL 406. |
| Sensor Size | 1/3" | 1/3" | Both phones have the same camera sensor size. |
| Lens Aperture | F/2.0 | F/2.2 | LG K40 has better lens aperture than LG K40. |
| Lens Construction | - | 4-element | |
| Field of View (FoV) | - | 76.7 degree(s) | |
| Pixel Size | 1 μm | 1.12 μm | TCL 406 has larger camera pixel size than LG K40. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | - | Panorama, Gesture Shot | |
| Face Recognition (Face ID) | - | Face tracking | TCL 406 has face detection. |
| Light Source | LED flash | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes | Phase Detect Auto-Focus (PDAF) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/5" | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | - | 88.8 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.75 μm | |
| Camera Functions (2nd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | LG K40 has better front camera resolution than TCL 406. |
| Sensor Size (Front) | 1/4" | 1/5" | TCL 406 has better front camera sensor size than LG K40. |
| Lens Aperture (Front) | F/2.0 | F/2.2 | LG K40 has better front lens aperture than LG K40. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | - | 76.8 degree(s) | |
| Pixel Size (Front) | 1.12 μm | 1.12 μm | Both phones have the same front camera pixel size. |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Portrait mode | - | |
| Light Source (Front) | LED flash | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | - | AI Selfie, auto capture |
| BATTERY AND CHARGING | LG K40 | TCL 406 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 5000 mAh | TCL 406 has larger battery capacity than LG K40. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 3.2 hours | |
| Standby Time | 100 hours | 2 days | LG K40 has longer standby time than TCL 406. |
| Talk Time | 480 minutes | - | |
| Run Time Details | Talk: up to 480 min Standby: up to 100 hrs |
- | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | LG K40 | TCL 406 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 8.1 Oreo | Android 13 | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | LG K40 | TCL 406 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, LTE, VoLTE, VoWiFi | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.1 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | LG K40 | TCL 406 |
|---|
| Supported Digital Audio Standards | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | AAC, AMR, MP3, FLAC, OGG, MIDI, AWB, OPUS, HE-AAC v1, HE-AAC v2, Vorbis, WAV (Raw), WAV (Alaw / Ulaw) | |
|---|---|---|---|
| Supported Digital Video Standards | - | MPEG-4, MPEG-2, H.264, H.263, VP8, VP9, H.265 | |
| Sound Enhancements | DTS: X 3D Premium Sound | - |
| FEATURES | LG K40 | TCL 406 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor | Accelerometer | |
| Security Devices | Face recognition, fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Google Lens, Google Assistant Key, AI Cam | Software updates FOTA (Firmware Over The Air), HD Voice, dual stereo speakers, intelligent charging mode |
| OTHERS | LG K40 | TCL 406 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, LCD sticker | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G | - |
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