In depth comparison and review of LG K7 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 | LG K7 | LG K40 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | LM-X420EMW | |
Form Factor | Touch | Touch | |
Height | 143.6 mm | 153 mm | LG K40 has greater height than LG K7. |
Width | 72.5 mm | 71.9 mm | LG K7 has greater width than LG K40. |
Depth | 9.1 mm | 8.3 mm | LG K40 is narrower than LG K7. |
Weight | 161 g | 145 g | LG K40 is lighter than LG K7. |
Body Colour | Silver | New Aurora Black | Moroccan blue | |
Waterproof (Water-resistant) | - | - | |
SAR Value | - | 1.597 W/kg (body), 0.518 W/kg (head) | |
Integrated Components | - | FM radio | |
Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
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SIM Card Type (Size) | Micro SIM | - | |
SIM Card Qty | - | Dual-SIM |
DISPLAY | LG K7 | LG K40 |
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Display Type | LCD display | LCD display | |
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Display Technology | TFT | IPS | |
Screen Size (Display Size) | 5" | 5.7" | LG K40 has larger screen size than LG K7. |
Screen Resolution (Display Resolution) | 854 x 480 pixels | 1440 x 720 pixels | LG K40 has better screen resolution than LG K7. |
Display Format | - | HD | |
Pixel Density | 196 ppi | 282 ppi | LG K40 has better pixel density than LG K7. |
Aspect Ratio | - | 18:9 | |
Colour Depth | 16.7 million colours | - | |
Display Features | - | Curved glass, FullVision display | |
Display Protection (Screen Protector) | 2.5D Arc Glass | - |
PROCESSOR | LG K7 | LG K40 |
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Processor Type (CPU) | Qualcomm Snapdragon 210 | MediaTek | |
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Processor Number | - | MT6762 | |
Clock Speed | 1.1 GHz | 2 GHz | LG K40 has higher clock speed than LG K7. |
Processor Core Qty | Quad-core | 8-core | LG K40 has higher processor core quantity than LG K7. |
64-bit Architecture | - | Yes | LG K40 has 64-bit architecture. |
Graphics System (GPU) | Qualcomm ADRENO 304 | PowerVR GE8320 |
MEMORY | LG K7 | LG K40 |
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RAM | 1.5 GB | 2 GB | LG K40 has more RAM than LG K7. |
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Internal Memory Size (Storage Capacity) | 8 GB | 32 GB | LG K40 has more internal memory than LG K7. |
User Memory | - | 20.2 GB | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 2 TB |
CAMERA | LG K7 | LG K40 |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 1 | |
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Sensor Resolution | 5 Megapixel | 16 Megapixel | LG K40 has better camera resolution than LG K7. |
Sensor Size | - | 1/3" | |
Lens Aperture | F/2.6 | F/2.0 | LG K40 has better lens aperture than LG K7. |
Pixel Size | - | 1 μm | |
Focus Adjustment | Automatic | Automatic | |
Digital Zoom | 4x | - | |
Self-Timer Delay | Yes | - | |
Camera Modes | Gesture Shot | - | |
Light Source | LED light | LED flash | |
Still Image Resolutions | 2560 x 1920, 2560 x 1440 | - | |
Video Resolutions | 1280 x 720 (720p) | - | |
Camera Features (Functions) | - | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | LG K40 has better front camera resolution than LG K7. |
Sensor Size (Front) | - | 1/4" | |
Lens Aperture (Front) | - | F/2.0 | |
Pixel Size (Front) | - | 1.12 μm | |
Camera Modes (Front) | - | Portrait mode | |
Light Source (Front) | - | LED flash | |
Video Resolutions (Front) | 1280 x 720 (720p) | - |
BATTERY AND CHARGING | LG K7 | LG K40 |
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Battery Capacity (Battery Size) | 2045 mAh | 3000 mAh | LG K40 has larger battery capacity than LG K7. |
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Standby Time | - | 100 hours | |
Talk Time | - | 480 minutes | |
Run Time Details | - | Talk: up to 480 min Standby: up to 100 hrs |
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Battery Technology | - | Lithium Ion |
CELLULAR | LG K7 | LG K40 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Android 5.1 (Lollipop) | Android 8.1 Oreo | |
Intelligent Assistant | - | Google Assistant | |
Navigation | GPS | GPS |
COMMUNICATIONS | LG K7 | LG K40 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
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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 | |
Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 LE | |
Bluetooth Profiles | A2DP | - | |
NFC | - | Yes | LG K40 has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | LG K7 | LG K40 |
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Supported Digital Audio Standards | WAV, AAC, AMR, MP3, FLAC, AAC +, OGG, eAAC+, MIDI, M4A | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
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Supported Digital Video Standards | MPEG-4, 3GP, WebM, 3G2 | - | |
Sound Enhancements | - | DTS: X 3D Premium Sound |
FEATURES | LG K7 | LG K40 |
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Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
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Sensors | Accelerometer, proximity sensor | Ambient light sensor, proximity sensor | |
Security Devices | - | Face recognition, fingerprint reader | |
Additional Phone Features | Radio Data Service (RDS), KnockON, Knock Code function | Google Lens, Google Assistant Key, AI Cam |
OTHERS | LG K7 | LG K40 |
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Included Accessories | USB cable, power adapter | Power adapter | |
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Compliant Standards | - | MIL-STD 810G |