Detailed comparison and review of Huawei Mate 20 X and LG K40. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Huawei Mate 20 X | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | LM-X420EMW | |
| Form Factor | Touch | Touch | |
| Height | 174.6 mm | 153 mm | Huawei Mate 20 X has greater height than LG K40. |
| Width | 85.4 mm | 71.9 mm | Huawei Mate 20 X has greater width than LG K40. |
| Depth | 8.15 mm | 8.3 mm | Huawei Mate 20 X is narrower than Huawei Mate 20 X. |
| Weight | 232 g | 145 g | LG K40 is lighter than Huawei Mate 20 X. |
| Body Colour | Midnight blue | New Aurora Black | Moroccan blue | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.95 W/kg (body), 0.42 W/kg (head) | 1.597 W/kg (body), 0.518 W/kg (head) | |
| Integrated Components | - | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
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 | |
| SIM Card Configuration Details | Nano SIM + nano SIM/NM card | - |
| DISPLAY | Huawei Mate 20 X | LG K40 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | - | IPS | |
| Screen Size (Display Size) | 7.2" | 5.7" | Huawei Mate 20 X has larger screen size than LG K40. |
| Screen Resolution (Display Resolution) | 2244 x 1080 pixels | 1440 x 720 pixels | Huawei Mate 20 X has better screen resolution than LG K40. |
| Display Format | Full HD+ | HD | |
| Pixel Density | - | 282 ppi | |
| Aspect Ratio | - | 18:9 | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | DCI-P3 Wide colour gamut | Curved glass, FullVision display |
| PROCESSOR | Huawei Mate 20 X | LG K40 |
|---|
| Processor Type (CPU) | Hisilicon Kirin 980 | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6762 | |
| Clock Speed | 2.6 GHz | 2 GHz | Huawei Mate 20 X has higher clock speed than LG K40. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | - | PowerVR GE8320 |
| MEMORY | Huawei Mate 20 X | LG K40 |
|---|
| RAM | 6 GB | 2 GB | Huawei Mate 20 X has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Huawei Mate 20 X has more internal memory than LG K40. |
| User Memory | - | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | NM card - up to 256 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | Huawei Mate 20 X | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 1 | |
|---|---|---|---|
| Sensor Resolution | 40 Megapixel | 16 Megapixel | Huawei Mate 20 X has better camera resolution than LG K40. |
| Sensor Size | - | 1/3" | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.8 | F/2.0 | Huawei Mate 20 X has better lens aperture than Huawei Mate 20 X. |
| Pixel Size | - | 1 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | HDR | - | |
| Face Recognition (Face ID) | Face detection, smile detection | - | Huawei Mate 20 X has face detection. |
| Light Source | Dual LED flash | LED flash | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Depth Auto Focus, Leica Triple Camera, AI Image Stabilisation, Contrast Auto-Focus, Huawei AI Image Stabilization (AIS) | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 20 Megapixel | - | |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 8 Megapixel | - | |
|---|---|---|---|
| Lens Type (3rd Camera) | Telephoto lens | - | |
| Lens Aperture (3rd Camera) | F/2.4 | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 24 Megapixel | 8 Megapixel | Huawei Mate 20 X has better front camera resolution than LG K40. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Pixel Size (Front) | - | 1.12 μm | |
| Camera Modes (Front) | - | Portrait mode | |
| Light Source (Front) | - | LED flash |
| BATTERY AND CHARGING | Huawei Mate 20 X | LG K40 |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 3000 mAh | Huawei Mate 20 X has larger battery capacity than LG K40. |
|---|---|---|---|
| Fast Charging Technology | HUAWEI SuperCharge technology | - | Huawei Mate 20 X has fast charging technology. |
| 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 | Huawei Mate 20 X | LG K40 |
|---|
| Technology | TD-SCDMA / 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 | Android 8.1 Oreo | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS | GPS |
| COMMUNICATIONS | Huawei Mate 20 X | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 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 4, Band 5, Band 6, Band 8, Band 19 | - | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 800, 900, 800 | - | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 7, Band 8, Band 9, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 34, Band 38, Band 39, Band 40 | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 850, FDD 2600, FDD 900, FDD 1800, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, TDD 2000, TDD 2600, TDD 1900, TDD 2300 | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth | Bluetooth 5.0 LE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Huawei Mate 20 X | LG K40 |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, LDAC, 3GA, MP4, HWA | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, 3GP | - | |
| Sound Enhancements | - | DTS: X 3D Premium Sound |
| FEATURES | Huawei Mate 20 X | 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, digital compass, barometer, gyro sensor, hall sensor, gravity sensor, infrared (IR) sensor, laser sensor, colour temperature sensor | Ambient light sensor, proximity sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader | |
| Additional Phone Features | HUAWEI M-Pen support | Google Lens, Google Assistant Key, AI Cam |
| OTHERS | Huawei Mate 20 X | LG K40 |
|---|
| Included Accessories | Headset, power adapter, SIM card removal tool, USB-C cable, protective case | Power adapter | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland | MIL-STD 810G |
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