Side by side comparison and review of LG K40 and Realme 9i. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | LG K40 | Realme 9i |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | LM-X420EMW | - | |
| Form Factor | Touch | Touch | |
| Height | 153 mm | 164.4 mm | Realme 9i has greater height than LG K40. |
| Width | 71.9 mm | 75.7 mm | Realme 9i has greater width than LG K40. |
| Depth | 8.3 mm | 8.4 mm | LG K40 is narrower than LG K40. |
| Weight | 145 g | 190 g | LG K40 is lighter than LG K40. |
| Body Colour | New Aurora Black | Moroccan blue | Prism black | Prism blue | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.597 W/kg (body), 0.518 W/kg (head) | 1.02 W/kg (body), 2.072 W/kg (limb), 0.788 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 | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | LG K40 | Realme 9i |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.7" | 6.6" | Realme 9i has larger screen size than LG K40. |
| Screen Resolution (Display Resolution) | 1440 x 720 pixels | 2412 x 1080 pixels | Realme 9i has better screen resolution than LG K40. |
| Display Format | HD | Full HD+ | |
| Pixel Density | 282 ppi | 401 ppi | Realme 9i has better pixel density than LG K40. |
| Aspect Ratio | 18:9 | - | |
| Max Brightness | - | 480 cd/m² | |
| Display Enhancement Technology | - | Ultra-Smooth | |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | Curved glass, FullVision display | 5-level fresh rates | |
| Display Protection (Screen Protector) | - | Dragontrail PRO (scratch resistant glass) |
| PROCESSOR | LG K40 | Realme 9i |
|---|
| Processor Type (CPU) | MediaTek | Qualcomm Snapdragon 680 | |
|---|---|---|---|
| Processor Number | MT6762 | - | |
| Clock Speed | 2 GHz | 2.4 GHz | Realme 9i has higher clock speed than LG K40. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | LG K40 has 64-bit architecture. |
| Graphics System (GPU) | PowerVR GE8320 | Qualcomm ADRENO 610 |
| MEMORY | LG K40 | Realme 9i |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 4 GB + up to 11 GB virtual extension | Realme 9i has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | Realme 9i has more internal memory than LG K40. |
| User Memory | 20.2 GB | - | |
| Memory Interface | - | UFS 2.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | LG K40 | Realme 9i |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 50 Megapixel | Realme 9i has better camera resolution than LG K40. |
| Sensor Size | 1/3" | - | |
| Lens Aperture | F/2.0 | F/1.8 | Realme 9i has better lens aperture than LG K40. |
| Lens Construction | - | 5-element | |
| Pixel Size | 1 μm | - | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | - | Panorama, Slow motion mode, night mode, Expert Mode, portrait mode, Timelapse video, Ultra Macro Mode, 50MP mode, Super Text, Digital Zoom mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes | Phase Detect Auto-Focus (PDAF), AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Features (2nd Camera) | - | 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | B&W lens |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 16 Megapixel | Realme 9i has better front camera resolution than LG K40. |
| Sensor Size (Front) | 1/4" | - | |
| Lens Aperture (Front) | F/2.0 | F/2.1 | LG K40 has better front lens aperture than LG K40. |
| Lens Element Qty (Front) | - | 5-element | |
| Pixel Size (Front) | 1.12 μm | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Portrait mode | Panorama, Time-lapse mode, night mode, portrait mode, AI Beauty | |
| Light Source (Front) | LED flash | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | LG K40 | Realme 9i |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 5000 mAh | Realme 9i has larger battery capacity than LG K40. |
|---|---|---|---|
| Fast Charging Technology | - | Dart Charge | Realme 9i has fast charging technology. |
| Standby Time | 100 hours | 995 hours | Realme 9i has longer standby time than LG K40. |
| Talk Time | 480 minutes | 2904 minutes | Realme 9i has longer battery life when making calls than LG K40. |
| Run Time Details | Talk: up to 480 min Standby: up to 100 hrs |
Standby: up to 995 hrs Talk: up to 2904 min WhatsApp: up to 20.7 hrs Playback (Music): up to 116.3 hrs |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | LG K40 | Realme 9i |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 8.1 Oreo | Android 11 | |
| User Interface | - | Realme UI 2.0 | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | LG K40 | Realme 9i |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-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 7, Band 8, Band 20, Band 38 | 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 2600, FDD 900, FDD 800 DD, TDD 2600 | 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 802.11a/b/g/n/ac | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | LG K40 | Realme 9i |
|---|
| 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 | LG K40 | Realme 9i |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor | Accelerometer, proximity sensor, magnetometer, light sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader (side) | |
| Additional Phone Features | Google Lens, Google Assistant Key, AI Cam | Dual microphones, Fast Charging, Super power saving mode, dual stereo speakers |
| OTHERS | LG K40 | Realme 9i |
|---|
| Included Accessories | Power adapter | Screen protection film, SIM card removal tool, USB-C cable, protective case, 33W charger | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G | - |
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