Detailed comparison and review of Lenovo B 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 | Lenovo B | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | LM-X420EMW | |
| Form Factor | Touch | Touch | |
| Height | 132.5 mm | 153 mm | LG K40 has greater height than Lenovo B. |
| Width | 66 mm | 71.9 mm | LG K40 has greater width than Lenovo B. |
| Depth | 9.9 mm | 8.3 mm | LG K40 is narrower than Lenovo B. |
| Weight | 144 g | 145 g | Lenovo B is lighter than Lenovo B. |
| Body Colour | Matte black | Matt white | New Aurora Black | Moroccan blue | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.714 W/kg (body), 1.557 W/kg (head) | 1.597 W/kg (body), 0.518 W/kg (head) | |
| Integrated Components | FM radio | 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 |
|
| SIM Card Type (Size) | Micro SIM | - | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | Lenovo B | LG K40 |
|---|
| Display Type | - | LCD display | |
|---|---|---|---|
| Display Technology | - | IPS | |
| Screen Size (Display Size) | 4.5" | 5.7" | LG K40 has larger screen size than Lenovo B. |
| Screen Resolution (Display Resolution) | 800 x 480 pixels | 1440 x 720 pixels | LG K40 has better screen resolution than Lenovo B. |
| Display Format | - | HD | |
| Pixel Density | - | 282 ppi | |
| Aspect Ratio | - | 18:9 | |
| Display Features | - | Curved glass, FullVision display |
| PROCESSOR | Lenovo B | LG K40 |
|---|
| Processor Type (CPU) | MediaTek | MediaTek | |
|---|---|---|---|
| Processor Number | MTK6735 | MT6762 | |
| Clock Speed | 1 GHz | 2 GHz | LG K40 has higher clock speed than Lenovo B. |
| Processor Core Qty | Quad-core | 8-core | LG K40 has higher processor core quantity than Lenovo B. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | - | PowerVR GE8320 |
| MEMORY | Lenovo B | LG K40 |
|---|
| RAM | 1 GB | 2 GB | LG K40 has more RAM than Lenovo B. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 32 GB | LG K40 has more internal memory than Lenovo B. |
| User Memory | - | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | Lenovo B | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 5 Megapixel | 16 Megapixel | LG K40 has better camera resolution than Lenovo B. |
| Sensor Size | - | 1/3" | |
| Lens Aperture | - | F/2.0 | |
| Pixel Size | - | 1 μm | |
| Focus Adjustment | Focus free | Automatic | |
| Light Source | LED light | LED flash | |
| Camera Features (Functions) | - | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 2 Megapixel | 8 Megapixel | LG K40 has better front camera resolution than Lenovo B. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Aperture (Front) | - | F/2.0 | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Focus free | - | |
| Camera Modes (Front) | - | Portrait mode | |
| Light Source (Front) | - | LED flash |
| BATTERY AND CHARGING | Lenovo B | LG K40 |
|---|
| Battery Capacity (Battery Size) | 2000 mAh | 3000 mAh | LG K40 has larger battery capacity than Lenovo B. |
|---|---|---|---|
| Standby Time | 175.5 hours | 100 hours | Lenovo B has longer standby time than LG K40. |
| Talk Time | 678 minutes | 480 minutes | Lenovo B has longer battery life when making calls than LG K40. |
| Run Time Details | Talk (LTE): up to 678 hrs Standby (LTE): up to 175.5 hrs |
Talk: up to 480 min Standby: up to 100 hrs |
|
| Battery Technology | Lithium Ion | Lithium Ion |
| CELLULAR | Lenovo B | 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 6.0 (Marshmallow) | Android 8.1 Oreo | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS | GPS |
| COMMUNICATIONS | Lenovo B | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-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 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 | 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 4.0 | Bluetooth 5.0 LE | |
| NFC | - | Yes | LG K40 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Lenovo B | LG K40 |
|---|
| Supported Digital Audio Standards | - | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Sound Enhancements | - | DTS: X 3D Premium Sound |
| FEATURES | Lenovo B | 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 | Gravity sensor | Ambient light sensor, proximity sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | - | Google Lens, Google Assistant Key, AI Cam |
| OTHERS | Lenovo B | LG K40 |
|---|
| Included Accessories | Power adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | MIL-STD 810G |
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