Detailed comparison and review of ZTE BLADE A512 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 | ZTE BLADE A512 | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | LM-X420EMW | |
| Form Factor | Touch | Touch | |
| Height | 147.5 mm | 153 mm | LG K40 has greater height than ZTE BLADE A512. |
| Width | 72.8 mm | 71.9 mm | ZTE BLADE A512 has greater width than LG K40. |
| Depth | 7.6 mm | 8.3 mm | ZTE BLADE A512 is narrower than ZTE BLADE A512. |
| Weight | 130 g | 145 g | ZTE BLADE A512 is lighter than ZTE BLADE A512. |
| Body Colour | Black | New Aurora Black | Moroccan blue | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.46 W/kg (body), 0.48 W/kg (head) | 1.597 W/kg (body), 0.518 W/kg (head) | |
| Integrated Components | FM radio | FM radio | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
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 (SIM1 and SIM2/MicroSD slots) | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | ZTE BLADE A512 | LG K40 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | IPS | |
| Screen Size (Display Size) | 5.2" | 5.7" | LG K40 has larger screen size than ZTE BLADE A512. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1440 x 720 pixels | LG K40 has better screen resolution than ZTE BLADE A512. |
| Display Format | HD | HD | |
| Pixel Density | 249 ppi | 282 ppi | LG K40 has better pixel density than ZTE BLADE A512. |
| Aspect Ratio | - | 18:9 | |
| Display Features | - | Curved glass, FullVision display |
| PROCESSOR | ZTE BLADE A512 | LG K40 |
|---|
| Processor Type (CPU) | Qualcomm | MediaTek | |
|---|---|---|---|
| Processor Number | MSM8917 | MT6762 | |
| Clock Speed | 1.4 GHz | 2 GHz | LG K40 has higher clock speed than ZTE BLADE A512. |
| Processor Core Qty | Quad-core | 8-core | LG K40 has higher processor core quantity than ZTE BLADE A512. |
| 64-bit Architecture | - | Yes | LG K40 has 64-bit architecture. |
| Graphics System (GPU) | - | PowerVR GE8320 |
| MEMORY | ZTE BLADE A512 | LG K40 |
|---|
| RAM | 2 GB | 2 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | LG K40 has more internal memory than ZTE BLADE A512. |
| User Memory | - | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | ZTE BLADE A512 | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 16 Megapixel | LG K40 has better camera resolution than ZTE BLADE A512. |
| Sensor Size | - | 1/3" | |
| Lens Aperture | - | F/2.0 | |
| Pixel Size | - | 1 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Face Recognition (Face ID) | Smile shutter | - | ZTE BLADE A512 has face detection. |
| 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) | 5 Megapixel | 8 Megapixel | LG K40 has better front camera resolution than ZTE BLADE A512. |
| 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 |
| BATTERY AND CHARGING | ZTE BLADE A512 | LG K40 |
|---|
| Battery Capacity (Battery Size) | 2540 mAh | 3000 mAh | LG K40 has larger battery capacity than ZTE BLADE A512. |
|---|---|---|---|
| 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 |
| CELLULAR | ZTE BLADE A512 | 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 | A-GPS | GPS |
| COMMUNICATIONS | ZTE BLADE A512 | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-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 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 | |
| NFC | - | Yes | LG K40 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ZTE BLADE A512 | LG K40 |
|---|
| Supported Digital Audio Standards | WAV, PCM, Ogg Vorbis, AMR, MP3, AAC-LC, AAC +, MIDI, AMR-WB, AMR-NB, HE-AAC v1 | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, H.264, H.263, HEVC, H.265 | - | |
| Sound Enhancements | - | DTS: X 3D Premium Sound |
| FEATURES | ZTE BLADE A512 | 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 | Ambient light sensor, proximity sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | - | Google Lens, Google Assistant Key, AI Cam |
| OTHERS | ZTE BLADE A512 | LG K40 |
|---|
| Included Accessories | Hands-free headset, USB cable, power adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | MIL-STD 810G |
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