Xiaomi MI Mix 2 vs. LG K40

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi MI Mix 2 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.

Phone Specifications Comparison

Xiaomi MI Mix 2 vs. LG K40 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Mix 2 LG K40
Product Type Smartphone Smartphone
Manufacturer Model Number - LM-X420EMW
Form Factor Touch Touch
Height 151.8 mm 153 mm LG K40 has greater height than Xiaomi MI Mix 2.
Width 75.5 mm 71.9 mm Xiaomi MI Mix 2 has greater width than LG K40.
Depth 7.7 mm 8.3 mm Xiaomi MI Mix 2 is narrower than Xiaomi MI Mix 2.
Weight 185 g 145 g LG K40 is lighter than Xiaomi MI Mix 2.
Body Colour Black New Aurora Black | Moroccan blue
Body Material Ceramic, aerospace-grade aluminium alloy frame -
Waterproof (Water-resistant) - -
SAR Value 1.77 W/kg (body), 0.39 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
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 2 LG K40
Display Type - LCD display
Display Technology - IPS
Screen Size (Display Size) 5.99" 5.7" Xiaomi MI Mix 2 has larger screen size than LG K40.
Screen Resolution (Display Resolution) 2160 x 1080 pixels 1440 x 720 pixels Xiaomi MI Mix 2 has better screen resolution than LG K40.
Display Format - HD
Pixel Density 403 ppi 282 ppi Xiaomi MI Mix 2 has better pixel density than LG K40.
Aspect Ratio 18:9 18:9
Contrast Ratio 1500:1 -
Display Features Night Display, Sunlight Display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut Curved glass, FullVision display
PROCESSOR Xiaomi MI Mix 2 LG K40
Processor Type (CPU) Qualcomm Snapdragon 835 MediaTek
Processor Number - MT6762
Clock Speed 2.45 GHz 2 GHz Xiaomi MI Mix 2 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 540 PowerVR GE8320
MEMORY Xiaomi MI Mix 2 LG K40
RAM LPDDR4X SDRAM - 6 GB 2 GB Xiaomi MI Mix 2 has more RAM than LG K40.
Internal Memory Size (Storage Capacity) 64 GB 32 GB Xiaomi MI Mix 2 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 2 LG K40
MAIN CAMERA
Number of Main Cameras 1 1
Sensor Resolution 12 Megapixel 16 Megapixel LG K40 has better camera resolution than Xiaomi MI Mix 2.
Sensor Size - 1/3"
Sensor Name Sony Exmor RX IMX386 sensor -
Lens Aperture F/2.0 F/2.0 Both phones have the same camera lens aperture.
Lens Construction 5-element -
Pixel Size - 1 μm
Optical Image Stabiliser (OIS) 4-axis OIS (Optical Image Stabilisation) - Xiaomi MI Mix 2 has optical stabilisation.
Focus Adjustment Automatic Automatic
Special Effects HDR -
Camera Modes Burst mode, Panorama, low-light shots -
Face Recognition (Face ID) Face recognition - Xiaomi MI Mix 2 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), Two-tone 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 2.
Sensor Size (Front) - 1/4"
Lens Aperture (Front) - F/2.0
Pixel Size (Front) - 1.12 μm
Special Effects (Front) Mirror -
Camera Modes (Front) Beautify with 36 smart beauty profiles, realtime Beautify Portrait mode
Face Recognition (Face ID) Face recognition - Xiaomi MI Mix 2 has face detection.
Light Source (Front) - LED flash
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) Selfie countdown -
BATTERY AND CHARGING Xiaomi MI Mix 2 LG K40
Battery Capacity (Battery Size) 3400 mAh 3000 mAh Xiaomi MI Mix 2 has larger battery capacity than LG K40.
Fast Charging Technology Qualcomm Quick Charge 3.0 - Xiaomi MI Mix 2 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 Lithium Ion
CELLULAR Xiaomi MI Mix 2 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 8.1 Oreo
Intelligent Assistant - Google Assistant
Navigation GPS, A-GPS, GLONASS, BeiDou GPS
COMMUNICATIONS Xiaomi MI Mix 2 LG K40
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band - 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 9, Band 19 -
3G UMTS Frequency 2100, 1900, 1800, 1700, 850, 800, 900, 1700, 800 -
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 27, Band 28, Band 29, Band 30, Band 34, 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, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 800 SMR, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2000, 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 5.0 Bluetooth 5.0 LE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi MI Mix 2 LG K40
Supported Digital Audio Standards WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis
Supported Digital Video Standards MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP -
Sound Enhancements Dual ADC HD voice recording DTS: X 3D Premium Sound
FEATURES Xiaomi MI Mix 2 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 proximity sensor Ambient light sensor, proximity sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
Additional Phone Features MU-MIMO technology, Chip-On-Film technology Google Lens, Google Assistant Key, AI Cam
OTHERS Xiaomi MI Mix 2 LG K40
Included Accessories Power adapter, SIM card removal tool, USB-C cable, Mi MIX 2 protective cover, Type-C to audio converter Power adapter
Compliant Standards - MIL-STD 810G
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