Detailed comparison and review of Xiaomi MI Mix 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 | Xiaomi MI Mix | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | LM-X420EMW | |
| Form Factor | Touch | Touch | |
| Height | 158.8 mm | 153 mm | Xiaomi MI Mix has greater height than LG K40. |
| Width | 81.9 mm | 71.9 mm | Xiaomi MI Mix has greater width than LG K40. |
| Depth | 7.9 mm | 8.3 mm | Xiaomi MI Mix is narrower than Xiaomi MI Mix. |
| Weight | 209 g | 145 g | LG K40 is lighter than Xiaomi MI Mix. |
| Body Colour | Black | New Aurora Black | Moroccan blue | |
| Body Material | Ceramic | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 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 |
| DISPLAY | Xiaomi MI Mix | LG K40 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | IPS | |
| Screen Size (Display Size) | 6.4" | 5.7" | Xiaomi MI Mix has larger screen size than LG K40. |
| Screen Resolution (Display Resolution) | 2040 x 1080 pixels | 1440 x 720 pixels | Xiaomi MI Mix has better screen resolution than LG K40. |
| Display Format | - | HD | |
| Pixel Density | 362 ppi | 282 ppi | Xiaomi MI Mix has better pixel density than LG K40. |
| Aspect Ratio | - | 18:9 | |
| Max Brightness | 500 cd/m² | - | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | 1300:1 | - | |
| Display Features | - | Curved glass, FullVision display |
| PROCESSOR | Xiaomi MI Mix | LG K40 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 821 | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6762 | |
| Clock Speed | 2.35 GHz | 2 GHz | Xiaomi MI Mix has higher clock speed than LG K40. |
| Processor Core Qty | - | 8-core | |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 530 | PowerVR GE8320 |
| MEMORY | Xiaomi MI Mix | LG K40 |
|---|
| RAM | 4 GB | 2 GB | Xiaomi MI Mix has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Xiaomi MI Mix has more internal memory than LG K40. |
| User Memory | - | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 2 TB |
| CAMERA | Xiaomi MI Mix | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 16 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | - | 1/3" | |
| Lens Aperture | F/2.0 | F/2.0 | Both phones have the same camera lens aperture. |
| Pixel Size | - | 1 μm | |
| Focus Adjustment | Automatic | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, Panorama, low-light shots | - | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi MI Mix has face detection. |
| Light Source | Dual flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | - | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Colour Correlated Temperature (CCT) flash | 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 Xiaomi MI Mix. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Aperture (Front) | - | F/2.0 | |
| Pixel Size (Front) | - | 1.12 μm | |
| Special Effects (Front) | Smart beauty | - | |
| Camera Modes (Front) | Real time beauty mode | Portrait mode | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi MI Mix has face detection. |
| Light Source (Front) | - | LED flash | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - | |
| Camera Features (Front) | Self-timer | - |
| BATTERY AND CHARGING | Xiaomi MI Mix | LG K40 |
|---|
| Battery Capacity (Battery Size) | 4400 mAh | 3000 mAh | Xiaomi MI Mix has larger battery capacity than LG K40. |
|---|---|---|---|
| Standby Time | 256 hours | 100 hours | Xiaomi MI Mix has longer standby time than LG K40. |
| Talk Time | - | 480 minutes | |
| Run Time Details | Standby: up to 256 hrs | Talk: up to 480 min Standby: up to 100 hrs |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Xiaomi MI Mix | LG K40 |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0 (Marshmallow) | Android 8.1 Oreo | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS |
| COMMUNICATIONS | Xiaomi MI Mix | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, 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 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 38, Band 39, Band 40, Band 41 | 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 2600, FDD 900, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | 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 4.2 | Bluetooth 5.0 LE | |
| Bluetooth Profiles | A2DP, HID | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Xiaomi MI Mix | LG K40 |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265 | - | |
| Sound Enhancements | - | DTS: X 3D Premium Sound |
| FEATURES | Xiaomi MI Mix | LG K40 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, digital compass, barometer, gyro sensor, hall sensor, ultrasonic distance sensor | Ambient light sensor, proximity sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader | |
| Additional Phone Features | MU-MIMO technology, Cantilever piezoelectric ceramic acoustic system | Google Lens, Google Assistant Key, AI Cam |
| OTHERS | Xiaomi MI Mix | LG K40 |
|---|
| Included Accessories | Power adapter, leather case, SIM card removal tool, USB-C cable | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | MIL-STD 810G |
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