In depth comparison and review of LG K4 2017 (M160) and Realme C21. 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 2017 (M160) | Realme C21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | M160 | - | |
| Form Factor | Touch | Touch | |
| Height | 144.7 mm | 165.2 mm | Realme C21 has greater height than LG K4 2017 (M160). |
| Width | 72.6 mm | 76.4 mm | Realme C21 has greater width than LG K4 2017 (M160). |
| Depth | 7.9 mm | 8.9 mm | LG K4 2017 (M160) is narrower than LG K4 2017 (M160). |
| Weight | 138 g | 190 g | LG K4 2017 (M160) is lighter than LG K4 2017 (M160). |
| Body Colour | Black | Cross black | Cross blue | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.27 W/kg (body), 0.556 W/kg (head) | - | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Micro-USB Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | LG K4 2017 (M160) | Realme C21 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | LCD | |
| Screen Size (Display Size) | 5" | 6.5" | Realme C21 has larger screen size than LG K4 2017 (M160). |
| Screen Resolution (Display Resolution) | 480 x 854 pixels | 1600 x 720 pixels | Realme C21 has better screen resolution than LG K4 2017 (M160). |
| Display Format | - | HD+ | |
| Pixel Density | 195 ppi | - | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | 350 cd/m² | 420 cd/m² | Realme C21 has better display brightness than LG K4 2017 (M160). |
| Colour Depth | 16.7 million colours | - | |
| Display Features | - | Mini-drop display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | LG K4 2017 (M160) | Realme C21 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon | MediaTek Helio G35 | |
|---|---|---|---|
| Clock Speed | 1.1 GHz | 2.3 GHz | Realme C21 has higher clock speed than LG K4 2017 (M160). |
| Processor Core Qty | Quad-core | 8-core | Realme C21 has higher processor core quantity than LG K4 2017 (M160). |
| Graphics System (GPU) | Qualcomm ADRENO 304 | PowerVR GE8320 |
| MEMORY | LG K4 2017 (M160) | Realme C21 |
|---|
| RAM | 1 GB | LPDDR4X SDRAM - 3 GB | Realme C21 has more RAM than LG K4 2017 (M160). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 32 GB | Realme C21 has more internal memory than LG K4 2017 (M160). |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSD |
| CAMERA | LG K4 2017 (M160) | Realme C21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 5 Megapixel | 13 Megapixel | Realme C21 has better camera resolution than LG K4 2017 (M160). |
| Lens Aperture | F/2.6 | F/2.2 | Realme C21 has better lens aperture than LG K4 2017 (M160). |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 4x | 4x | Both phones have the same digital zoom. |
| Special Effects | HDR | HDR | |
| Camera Modes | Timer mode, Cheese Shot | Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape | |
| Face Recognition (Face ID) | Face recognition | - | LG K4 2017 (M160) 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 | |
| Camera Features (Functions) | Pause & Resume Recording, geotagging | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Camera Functions (2nd Camera) | - | B&W lens |
| 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 | |
| Camera Features (3rd Camera) | - | 4cm macro photography |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 5 Megapixel | Both phones have the same front camera resolution. |
| Lens Aperture (Front) | F/2.7 | F/2.2 | Realme C21 has better front lens aperture than LG K4 2017 (M160). |
| Lens Element Qty (Front) | - | 3-element | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Gesture Shot | Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode | |
| Face Recognition (Face ID) | Face recognition | Face recognition | Both phones have face detection. |
| Video Resolutions (Front) | 1280 x 720 (720p) | - |
| BATTERY AND CHARGING | LG K4 2017 (M160) | Realme C21 |
|---|
| Battery Capacity (Battery Size) | 2500 mAh | 5000 mAh | Realme C21 has larger battery capacity than LG K4 2017 (M160). |
|---|---|---|---|
| Standby Time | 100 hours | - | |
| Talk Time | 240 minutes | - | |
| Run Time Details | Talk: up to 240 min Standby: up to 100 hrs |
- |
| CELLULAR | LG K4 2017 (M160) | Realme C21 |
|---|
| 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 | Realme UI | |
| Navigation | GPS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | LG K4 2017 (M160) | Realme C21 |
|---|
| 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 802.11b/g/n | |
| 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 2017 (M160) | Realme C21 |
|---|
| 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 2017 (M160) | Realme C21 |
|---|
| 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 | Accelerometer, proximity sensor, magnetometer, light sensor | |
| Security Devices | - | 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 | Super power saving mode, HyperEngine technology, Reverse charging |
| OTHERS | LG K4 2017 (M160) | Realme C21 |
|---|
| Included Accessories | USB cable, power adapter | USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland |
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