Side by side comparison and review of LG K40 and Fairphone 4 5G. 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 | Fairphone 4 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | LM-X420EMW | - | |
| Form Factor | Touch | Touch | |
| Height | 153 mm | 162 mm | Fairphone 4 5G has greater height than LG K40. |
| Width | 71.9 mm | 72.5 mm | Fairphone 4 5G has greater width than LG K40. |
| Depth | 8.3 mm | 10.5 mm | LG K40 is narrower than LG K40. |
| Weight | 145 g | 225 g | LG K40 is lighter than LG K40. |
| Body Colour | New Aurora Black | Moroccan blue | Grey | |
| Protection | - | Splash-resistant, dust-resistant | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP54 | |
| SAR Value | 1.597 W/kg (body), 0.518 W/kg (head) | 0.494 W/kg | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | - | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | LG K40 | Fairphone 4 5G |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | IPS | |
| Screen Size (Display Size) | 5.7" | 6.3" | Fairphone 4 5G has larger screen size than LG K40. |
| Screen Resolution (Display Resolution) | 1440 x 720 pixels | 2340 x 1080 pixels | Fairphone 4 5G has better screen resolution than LG K40. |
| Display Format | HD | Full HD+ | |
| Pixel Density | 282 ppi | 410 ppi | Fairphone 4 5G has better pixel density than LG K40. |
| Aspect Ratio | 18:9 | 19.5:9 | |
| Colour Depth | - | 16.7 million colours | |
| Display Features | Curved glass, FullVision display | Pixelworks technology | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | LG K40 | Fairphone 4 5G |
|---|
| Processor Type (CPU) | MediaTek | Qualcomm Snapdragon 750G | |
|---|---|---|---|
| Processor Number | MT6762 | SM7225 | |
| Clock Speed | 2 GHz | 2.2 GHz | Fairphone 4 5G 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 | - | LG K40 has 64-bit architecture. |
| Graphics System (GPU) | PowerVR GE8320 | Qualcomm ADRENO 619 |
| MEMORY | LG K40 | Fairphone 4 5G |
|---|
| RAM | 2 GB | 6 GB | Fairphone 4 5G has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | Fairphone 4 5G has more internal memory than LG K40. |
| User Memory | 20.2 GB | 108 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSD, microSDXC - up to 2 TB |
| CAMERA | LG K40 | Fairphone 4 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 48 Megapixel | Fairphone 4 5G has better camera resolution than LG K40. |
| Sensor Size | 1/3" | 1/2" | LG K40 has better camera sensor size than Fairphone 4 5G. |
| Sensor Name | - | Sony Exmor RS IMX582 sensor | |
| Lens Aperture | F/2.0 | F/1.6 | Fairphone 4 5G has better lens aperture than LG K40. |
| Pixel Size | 1 μm | 0.8 μm | LG K40 has larger camera pixel size than Fairphone 4 5G. |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Fairphone 4 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | - | Yes | |
| Digital Zoom | - | 8x | |
| Camera Modes | - | Slow motion video at 120 or 240fps | |
| Light Source | LED flash | Dual LED flash | |
| Still Image Resolutions | - | 4000 x 3000, 8000 x 6000 | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 4000 x 3000 (4K UHD) | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes | TOF sensor, colour sensor |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 48 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 120 degree(s) | |
| Camera Functions (2nd Camera) | - | Autofocus, macro focus | |
| Still Image Resolutions | - | 8000 x 6000 | |
| Camera Features (2nd Camera) | - | Colour sensor, TOF sensor |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 25 Megapixel | Fairphone 4 5G has better front camera resolution than LG K40. |
| Sensor Size (Front) | 1/4" | 1/2.78" | LG K40 has better front camera sensor size than Fairphone 4 5G. |
| Sensor Name (Front) | - | Sony Exmor RS IMX576 sensor | |
| Lens Aperture (Front) | F/2.0 | F/2.2 | LG K40 has better front lens aperture than LG K40. |
| Pixel Size (Front) | 1.12 μm | - | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Portrait mode | - | |
| Light Source (Front) | LED flash | - | |
| Camera Features (Front) | - | Digital image stabilisation, 8 x digital zoom, ToF sensor, colour sensor |
| BATTERY AND CHARGING | LG K40 | Fairphone 4 5G |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3905 mAh | Fairphone 4 5G has larger battery capacity than LG K40. |
|---|---|---|---|
| Standby Time | 100 hours | 200 hours | Fairphone 4 5G has longer standby time than LG K40. |
| Talk Time | 480 minutes | 780 minutes | Fairphone 4 5G has longer battery life when making calls than LG K40. |
| Run Time Details | Talk: up to 480 min Standby: up to 100 hrs |
Talk: up to 780 min Standby: up to 200 hrs |
|
| Battery Technology | Lithium Ion | Lithium Ion |
| CELLULAR | LG K40 | Fairphone 4 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Fairphone 4 5G has more advanced generation mobile network. |
| Operating System | Android 8.1 Oreo | Android 11 | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS | GPS, A-GPS, GLONASS |
| COMMUNICATIONS | LG K40 | Fairphone 4 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | EDGE, LTE, VoLTE, VoWiFi, 5G NR FR1, HSPA | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 4G LTE Band | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | - | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | - | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n71, n77, n78 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD 600, TDD TD 3700, TDD TD 3500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.1 LE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | LG K40 | Fairphone 4 5G |
|---|
| Supported Digital Audio Standards | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | WAV, AAC, AMR, MP3, AAC +, eAAC+, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | - | DivX, H.264, H.263 | |
| Sound Enhancements | DTS: X 3D Premium Sound | - |
| FEATURES | LG K40 | Fairphone 4 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor | Accelerometer, proximity sensor, digital compass, gyroscope | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader (side) | |
| Additional Phone Features | Google Lens, Google Assistant Key, AI Cam | HD Voice, MIMO technology, Wi-Fi Calling, Fast Charging |
| OTHERS | LG K40 | Fairphone 4 5G |
|---|
| Included Accessories | Power adapter | - | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G | IP54 |
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