In depth comparison and review of LG K4 and Huawei P Smart 2021. 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 K4 | Huawei P Smart 2021 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | M160 (2017) | - | |
| Form Factor | Touch | Touch | |
| Height | 144.7 mm | 165.65 mm | Huawei P Smart 2021 has greater height than LG K4. |
| Width | 72.6 mm | 76.88 mm | Huawei P Smart 2021 has greater width than LG K4. |
| Depth | 7.9 mm | 9.26 mm | LG K4 is narrower than LG K4. |
| Weight | 138 g | 206 g | LG K4 is lighter than LG K4. |
| Body Colour | Black | Black | Crush green | Midnight black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.27 W/kg (body), 0.556 W/kg (head) | 1.21 W/kg (body), 2.99 W/kg (limb), 1 W/kg (head) | |
| 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 | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | LG K4 | Huawei P Smart 2021 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | IPS | |
| Screen Size (Display Size) | 5" | 6.67" | Huawei P Smart 2021 has larger screen size than LG K4. |
| Screen Resolution (Display Resolution) | 480 x 854 pixels | 2400 x 1080 pixels | Huawei P Smart 2021 has better screen resolution than LG K4. |
| Display Format | - | Full HD+ | |
| Pixel Density | 195 ppi | 394 ppi | Huawei P Smart 2021 has better pixel density than LG K4. |
| Max Brightness | 350 cd/m² | - | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | LG K4 | Huawei P Smart 2021 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon | Huawei Kirin 710A | |
|---|---|---|---|
| Clock Speed | 1.1 GHz | 2 GHz | Huawei P Smart 2021 has higher clock speed than LG K4. |
| Processor Core Qty | Quad-core | 8-core | Huawei P Smart 2021 has higher processor core quantity than LG K4. |
| Graphics System (GPU) | Qualcomm ADRENO 304 | Mali G51 MP4 |
| MEMORY | LG K4 | Huawei P Smart 2021 |
|---|
| RAM | 1 GB | 4 GB | Huawei P Smart 2021 has more RAM than LG K4. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 128 GB | Huawei P Smart 2021 has more internal memory than LG K4. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 512 GB |
| CAMERA | LG K4 | Huawei P Smart 2021 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 5 Megapixel | 48 Megapixel | Huawei P Smart 2021 has better camera resolution than LG K4. |
| Lens Aperture | F/2.6 | F/1.8 | Huawei P Smart 2021 has better lens aperture than LG K4. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 4x | - | |
| Special Effects | HDR | - | |
| Camera Modes | Timer mode, Cheese Shot | - | |
| Face Recognition (Face ID) | Face recognition | - | LG K4 has face detection. |
| White Balance | Automatic | - | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1280 x 720 (720p) at 30 fps | - | |
| Camera Features (Functions) | Pause & Resume Recording, geotagging | AI Quad camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Field of View (2nd Camera) | - | 120 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Bokeh lens | |
| Lens Aperture (3rd Camera) | - | F/2.4 |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Camera Functions (4th Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | Huawei P Smart 2021 has better front camera resolution than LG K4. |
| Lens Aperture (Front) | F/2.7 | F/2.0 | Huawei P Smart 2021 has better front lens aperture than LG K4. |
| Camera Modes (Front) | Gesture Shot | - | |
| Face Recognition (Face ID) | Face recognition | - | LG K4 has face detection. |
| Video Resolutions (Front) | 1280 x 720 (720p) | - |
| BATTERY AND CHARGING | LG K4 | Huawei P Smart 2021 |
|---|
| Battery Capacity (Battery Size) | 2500 mAh | 5000 mAh | Huawei P Smart 2021 has larger battery capacity than LG K4. |
|---|---|---|---|
| Fast Charging Technology | - | HUAWEI SuperCharge technology | Huawei P Smart 2021 has fast charging technology. |
| Standby Time | 100 hours | - | |
| Talk Time | 240 minutes | - | |
| Run Time Details | Talk: up to 240 min Standby: up to 100 hrs |
- |
| CELLULAR | LG K4 | Huawei P Smart 2021 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0.1 (Marshmallow) | Android 10 | |
| User Interface | LG UX 5.0 | EMUI 10.1 | |
| Navigation | GPS | GPS |
| COMMUNICATIONS | LG K4 | Huawei P Smart 2021 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | - | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 26, Band 28 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 850+, FDD 700 APT | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.1 LE | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, SPP, GAP, GOEP, A2DP, AVRCP, HID, SAP, AVCTP, AVDTP, GAVDP, PBAP, MAP, RFCOMM, DID, SDP, OBEX, HOGP | - | |
| NFC | - | Yes | Huawei P Smart 2021 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | LG K4 | Huawei P Smart 2021 |
|---|
| Supported Digital Audio Standards | WMA, AAC, PCM, Ogg Vorbis, AMR, MP3, FLAC, AAC +, eAAC+, MIDI, ALAC, OPUS | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, MP4, SBC, 3GP | |
|---|---|---|---|
| Supported Digital Video Standards | AVC, M-JPEG, XviD, MPEG-4, H.264, H.263, HEVC, VP8, VP9, Theora | 3GP, MP4 |
| FEATURES | LG K4 | Huawei P Smart 2021 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, motion sensor | Ambient light sensor, proximity sensor, digital compass, gravity sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | Radio Data Service (RDS), QuickMemo function, KnockON, Capture Plus function, Knock Code function, Alarm Clock, Easy Home Clip Tray, Screen zooming | Face Unlock, HUAWEI AppGallery, AI energy saving |
| OTHERS | LG K4 | Huawei P Smart 2021 |
|---|
| Included Accessories | USB cable, power adapter | USB cable, power adapter, SIM card removal tool |
|---|