Detailed comparison and review of LG K4 and Xiaomi Redmi Note 12. 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 | LG K4 | Xiaomi Redmi Note 12 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | M160 (2017) | - | |
| Form Factor | Touch | Touch | |
| Height | 144.7 mm | 165.66 mm | Xiaomi Redmi Note 12 has greater height than LG K4. |
| Width | 72.6 mm | 75.96 mm | Xiaomi Redmi Note 12 has greater width than LG K4. |
| Depth | 7.9 mm | 7.85 mm | Xiaomi Redmi Note 12 is narrower than LG K4. |
| Weight | 138 g | 183.5 g | LG K4 is lighter than LG K4. |
| Body Colour | Black | Ice blue | Onyx grey | Mint green | |
| Protection | - | Dustproof, splashproof | |
| Waterproof (Water-resistant) | - | - | Xiaomi Redmi Note 12 is waterproof. |
| IP rating | - | IP53 | |
| Repairability Index | - | 7.5 (out of 10) | |
| SAR Value | 1.27 W/kg (body), 0.556 W/kg (head) | 2.55 W/kg (limb), 0.9 W/kg (head), 0.995 W/kg (body) | |
| 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 Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | - | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | LG K4 | Xiaomi Redmi Note 12 |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | AMOLED | |
| Screen Size (Display Size) | 5" | 6.67" | Xiaomi Redmi Note 12 has larger screen size than LG K4. |
| Screen Resolution (Display Resolution) | 480 x 854 pixels | 2400 x 1080 pixels | Xiaomi Redmi Note 12 has better screen resolution than LG K4. |
| Display Format | - | Full HD+ | |
| Pixel Density | 195 ppi | 395 ppi | Xiaomi Redmi Note 12 has better pixel density than LG K4. |
| Max Brightness | 350 cd/m² | 1200 cd/m² | Xiaomi Redmi Note 12 has better display brightness than LG K4. |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 4500000:1 | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 240 Hz | |
| Display Features | - | Sunlight Display, Reading mode, DCI-P3 Wide colour gamut, DotDisplay, E2 Pro | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | LG K4 | Xiaomi Redmi Note 12 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon | Qualcomm Snapdragon 685 | |
|---|---|---|---|
| Clock Speed | 1.1 GHz | 2.8 GHz | Xiaomi Redmi Note 12 has higher clock speed than LG K4. |
| Processor Core Qty | Quad-core | 8-core | Xiaomi Redmi Note 12 has higher processor core quantity than LG K4. |
| Graphics System (GPU) | Qualcomm ADRENO 304 | Qualcomm ADRENO 610 |
| MEMORY | LG K4 | Xiaomi Redmi Note 12 |
|---|
| RAM | 1 GB | LPDDR4X SDRAM - 4 GB | Xiaomi Redmi Note 12 has more RAM than LG K4. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 128 GB | Xiaomi Redmi Note 12 has more internal memory than LG K4. |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | LG K4 | Xiaomi Redmi Note 12 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 5 Megapixel | 50 Megapixel | Xiaomi Redmi Note 12 has better camera resolution than LG K4. |
| Sensor Size | - | 1/2.76" | |
| Sensor Name | - | Samsung ISOCELL JN1 | |
| Lens Aperture | F/2.6 | F/1.8 | Xiaomi Redmi Note 12 has better lens aperture than LG K4. |
| Lens Construction | - | 5-element | |
| Pixel Size | - | 0.64 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 4x | - | |
| Special Effects | HDR | Bokeh effect | |
| Camera Modes | Timer mode, Cheese Shot | Portrait mode | |
| 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 | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Pause & Resume Recording, geotagging | 4-in-1 to 1.28μm pixel |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/4" | |
| Sensor Name (2nd Camera) | - | Omnivision OV08D sensor | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | - | 120 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 13 Megapixel | Xiaomi Redmi Note 12 has better front camera resolution than LG K4. |
| Sensor Size (Front) | - | 1/3.0" | |
| Lens Aperture (Front) | F/2.7 | F/2.45 | Xiaomi Redmi Note 12 has better front lens aperture than LG K4. |
| Lens Element Qty (Front) | - | 5-element | |
| Camera Modes (Front) | Gesture Shot | - | |
| Face Recognition (Face ID) | Face recognition | - | LG K4 has face detection. |
| Video Resolutions (Front) | 1280 x 720 (720p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | LG K4 | Xiaomi Redmi Note 12 |
|---|
| Battery Capacity (Battery Size) | 2500 mAh | 5000 mAh | Xiaomi Redmi Note 12 has larger battery capacity than LG K4. |
|---|---|---|---|
| Fast Charging Technology | - | Mi-FC fast charging technology | Xiaomi Redmi Note 12 has fast charging technology. |
| Standby Time | 100 hours | - | |
| Talk Time | 240 minutes | 1860 minutes | Xiaomi Redmi Note 12 has longer battery life when making calls than LG K4. |
| Run Time Details | Talk: up to 240 min Standby: up to 100 hrs |
Talk: up to 1860 min Gaming: up to 9 hrs Playback (video): up to 21 hrs |
| CELLULAR | LG K4 | Xiaomi Redmi Note 12 |
|---|
| 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 13 | |
| User Interface | LG UX 5.0 | MIUI 14 | |
| Navigation | GPS | GPS, GLONASS, Galileo |
| COMMUNICATIONS | LG K4 | Xiaomi Redmi Note 12 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, SPP, GAP, GOEP, A2DP, AVRCP, HID, SAP, AVCTP, AVDTP, GAVDP, PBAP, MAP, RFCOMM, DID, SDP, OBEX, HOGP | - | |
| Messaging Services | SMS, MMS | - |
| MEDIA | LG K4 | Xiaomi Redmi Note 12 |
|---|
| Supported Digital Audio Standards | WMA, AAC, PCM, Ogg Vorbis, AMR, MP3, FLAC, AAC +, eAAC+, MIDI, ALAC, OPUS | - | |
|---|---|---|---|
| Supported Digital Video Standards | AVC, M-JPEG, XviD, MPEG-4, H.264, H.263, HEVC, VP8, VP9, Theora | - |
| FEATURES | LG K4 | Xiaomi Redmi Note 12 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, motion sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Security Technology | - | AI face unlock | |
| Additional Phone Features | Radio Data Service (RDS), QuickMemo function, KnockON, Capture Plus function, Knock Code function, Alarm Clock, Easy Home Clip Tray, Screen zooming | Graphite cooling, IR blaster, coin vibration motor |
| OTHERS | LG K4 | Xiaomi Redmi Note 12 |
|---|
| Included Accessories | USB cable, power adapter | 33W charger | |
|---|---|---|---|
| Compliant Standards | - | IP53, SGS Eye Care Display Certification, SGS Seamless Pro 120Hz Certification, Netflix HD Certification |
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