In depth comparison and review of Sony XPERIA XZ2 and LG K40. 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 | Sony XPERIA XZ2 | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | H8266 | LM-X420EMW | |
| Form Factor | Touch | Touch | |
| Height | 153 mm | 153 mm | Both phones are the same height. |
| Width | 72 mm | 71.9 mm | Sony XPERIA XZ2 has greater width than LG K40. |
| Depth | 11.1 mm | 8.3 mm | LG K40 is narrower than Sony XPERIA XZ2. |
| Weight | 198 g | 145 g | LG K40 is lighter than Sony XPERIA XZ2. |
| Body Colour | Liquid silver | Deep green | New Aurora Black | Moroccan blue | |
| Protection | Dustproof, water-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Sony XPERIA XZ2 is waterproof. |
| IP rating | IP68, IP65 | - | |
| SAR Value | 0.94 W/kg (body), 0.56 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 | Sony XPERIA XZ2 | LG K40 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | TRILUMINOS | IPS | |
| Screen Size (Display Size) | 5.7" | 5.7" | Both phones have the same screen size. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 1440 x 720 pixels | Sony XPERIA XZ2 has better screen resolution than LG K40. |
| Display Format | - | HD | |
| Pixel Density | - | 282 ppi | |
| Aspect Ratio | 18:9 | 18:9 | |
| Max Brightness | 700 cd/m² | - | |
| Colour Depth | 16.7 million colours | - | |
| HDR | Yes | - | Sony XPERIA XZ2 has HDR. |
| Display Enhancement Technology | Super Vivid mode, Dynamic Contrast Enhancement | - | |
| Display Features | - | Curved glass, FullVision display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Sony XPERIA XZ2 | LG K40 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 845 | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6762 | |
| Clock Speed | - | 2 GHz | |
| 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) | Qualcomm ADRENO 630 | PowerVR GE8320 |
| MEMORY | Sony XPERIA XZ2 | LG K40 |
|---|
| RAM | 4 GB | 2 GB | Sony XPERIA XZ2 has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | Sony XPERIA XZ2 has more internal memory than LG K40. |
| User Memory | 48 GB | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 400 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | Sony XPERIA XZ2 | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 19 Megapixel | 16 Megapixel | Sony XPERIA XZ2 has better camera resolution than LG K40. |
| Sensor Size | 1/2.3" | 1/3" | LG K40 has better camera sensor size than Sony XPERIA XZ2. |
| Sensor Name | Sony Exmor RS sensor | - | |
| Lens Aperture | F/2.0 | F/2.0 | Both phones have the same camera lens aperture. |
| Pixel Size | - | 1 μm | |
| Optical Image Stabiliser (OIS) | 5-axis OIS (Optical Image Stabilisation) | - | Sony XPERIA XZ2 has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Minimum Focal Length (Focal Distance) | 25 mm | - | |
| Digital Zoom | 8x | - | |
| Special Effects | HDR, Creative effect | - | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Red-Eye Reduction, Panorama, AR Effect mode, SteadyShot, manual mode, Intelligent Active Mode, Superior Auto mode, low-light shots, Night scene mode, Super slow motion | - | |
| Face Recognition (Face ID) | Smile shutter | - | Sony XPERIA XZ2 has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 3840 x 2160 (4K), Super slow motion video 1280 x 720 (720p) at 960 fps, Super slow motion video 1920 x 1080 (1080p) at 960 fps | - | |
| Camera Features (Functions) | Quick Launch, Object tracking, G lens, Scene recognition, BIONZ image processing engine, Sound Photo, Quick Capture, Electronic Image Stabiliser (EIS), Stereo Audio Recording, Triple image sensing technology, Predictive Hybrid Autofocus, Predictive Capture, Motion Eye camera, 3x Clear image zoom, Anti-distortion shutter, Movie Creator, Autofocus burst | 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 Sony XPERIA XZ2. |
| Sensor Size (Front) | 1/5" | 1/4" | Sony XPERIA XZ2 has better front camera sensor size than LG K40. |
| Sensor Name (Front) | Sony Exmor R sensor | - | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.2 | F/2.0 | LG K40 has better front lens aperture than Sony XPERIA XZ2. |
| Pixel Size (Front) | - | 1.12 μm | |
| Min Focal Length (Front) | 23 mm | - | |
| Camera Modes (Front) | SteadyShot, Intelligent Active Mode | Portrait mode | |
| Light Source (Front) | - | LED flash | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - | |
| Camera Features (Front) | Self-timer, Hand Shutter | - |
| BATTERY AND CHARGING | Sony XPERIA XZ2 | LG K40 |
|---|
| Battery Capacity (Battery Size) | 3180 mAh | 3000 mAh | Sony XPERIA XZ2 has larger battery capacity than LG K40. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0 | - | Sony XPERIA XZ2 has fast charging technology. |
| Wireless Charging | Yes | - | Sony XPERIA XZ2 can be charged wirelessly. |
| Wireless Charging Standards | Qi | - | |
| Standby Time | 630 hours | 100 hours | Sony XPERIA XZ2 has longer standby time than LG K40. |
| Talk Time | 1380 minutes | 480 minutes | Sony XPERIA XZ2 has longer battery life when making calls than LG K40. |
| Run Time Details | Talk (GSM): up to 730 min Standby (GSM): up to 590 hrs Talk (WCDMA): up to 1380 min Standby (WCDMA): up to 630 hrs Standby (LTE): up to 590 hrs Playback (Music): up to 85 hrs Playback (video): up to 16 hrs |
Talk: up to 480 min Standby: up to 100 hrs |
|
| Battery Technology | Lithium polymer | Lithium Ion |
| CELLULAR | Sony XPERIA XZ2 | LG K40 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 8.0 Oreo | Android 8.1 Oreo | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS | GPS |
| COMMUNICATIONS | Sony XPERIA XZ2 | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 7, Band 8, Band 12, Band 13, Band 17, Band 19, Band 20, Band 26, Band 28, Band 29, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | 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 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 700d, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | 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. |
| WLAN Security | WEP, AES, EAP SIM, EAP-TTLS/MSCHAPv2, EAP-AKA, EAP-TLS, PEAPv0/EAP-MSCHAPv2, PEAPv1/EAP-GTC, WPA2-PSK, WPA2-Enterprise | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Sony XPERIA XZ2 | LG K40 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AIFF, ASF, PCM, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, XMF, LPCM, AAC +, eAAC+, MKA, MIDI, M4A, apt-X, DSF, DSDIFF, DSD, LDAC, MXMF, AWB, IMY, RTTTL, RTX, OTA, MP4, ALAC, OPUS, 3GPP, M4V, AAC-ELD, ADTS, 3GPP2, MPEG 2 TS, WAVE | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, AVI, MPEG-4, MPEG-2, 3GP, H.264, H.263, M4V, TS, WebM, 3G2, VP8, VP9, H.265, 3GPP, 3GPP2 | - | |
| Sound Enhancements | Digital Sound Enhancement Engine (DSEE HX), S-Force Front surround, Clear Audio+, 3D surround sound (VPT) | DTS: X 3D Premium Sound |
| FEATURES | Sony XPERIA XZ2 | 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 | Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, magnetometer, gyro sensor, geomagnetic sensor, Significant motion detector | Ambient light sensor, proximity sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader | |
| Additional Phone Features | TTY compatible, DLNA Certified, Text-to-Speech (text recognition), sharing media via DLNA, intelligent typing (SWIFTKEY), intelligent typing (Gesture), Wi-Fi Miracast, Glove mode, TRILUMINOS display, Multi Window, X-Reality engine, MIMO technology, Google Voice typing function, Screen mirroring, Clear Audio+, Clear Bass, Dynamic normaliser, Digital Noise Cancelling (DNC), Ultra STAMINA Mode, Live Color LED, Hi-Res Audio, Low power audio playback, Smart backlight control, High-bandwidth Digital Content Protection (HDCP), Wi-Fi Passpoint, S-Force Front surround, Alarm Clock, PS4 Remote Play, Noise suppression, Smart cleaner, Qnovo Adaptive Charging, Battery Care, Smart Lock, STAMINA Mode, Screen zooming, Sony BRAVIA TV technology, Automatic Headphone Optimisation (AHO), Virtual Phones Technology (VPT), Xperia Actions, Automatic headset compensation, Smart Stamina 3.0, Dynamic vibration system, 3D Creator | Google Lens, Google Assistant Key, AI Cam | |
| Android Enterprise Recommended | Yes | - |
| OTHERS | Sony XPERIA XZ2 | LG K40 |
|---|
| Included Accessories | Power adapter, USB-C to 3.5 jack adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | IP68, IP65, HAC (Hearing Aid Compatible) | MIL-STD 810G |
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