In depth comparison and review of Samsung Galaxy S10 5G and LG K40. 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 | Samsung Galaxy S10 5G | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-G977U | LM-X420EMW | |
| Form Factor | Touch | Touch | |
| Height | 162.6 mm | 153 mm | Samsung Galaxy S10 5G has greater height than LG K40. |
| Width | 77.1 mm | 71.9 mm | Samsung Galaxy S10 5G has greater width than LG K40. |
| Depth | 7.9 mm | 8.3 mm | Samsung Galaxy S10 5G is narrower than Samsung Galaxy S10 5G. |
| Weight | 198 g | 145 g | LG K40 is lighter than Samsung Galaxy S10 5G. |
| Body Colour | Crown silver | Majestic black | New Aurora Black | Moroccan blue | |
| Body Material | Aluminium, Gorilla glass 6 | - | |
| Protection | Dustproof, splashproof, waterproof | - | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy S10 5G is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1.55 W/kg (body), 0.264 W/kg (head) | 1.597 W/kg (body), 0.518 W/kg (head) | |
| Integrated Components | Heart rate sensor | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C 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 | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy S10 5G | LG K40 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Infinity-O Dynamic AMOLED | IPS | |
| Screen Size (Display Size) | 6.7" | 5.7" | Samsung Galaxy S10 5G has larger screen size than LG K40. |
| Screen Resolution (Display Resolution) | 3040 x 1440 pixels | 1440 x 720 pixels | Samsung Galaxy S10 5G has better screen resolution than LG K40. |
| Display Format | QHD+ | HD | |
| Pixel Density | 505 ppi | 282 ppi | Samsung Galaxy S10 5G has better pixel density than LG K40. |
| Aspect Ratio | 19:9 | 18:9 | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | 2000000:1 | - | |
| HDR | Yes | - | Samsung Galaxy S10 5G has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Features | Edge Screen, AOD(Always On Display) | Curved glass, FullVision display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 6 (scratch resistant glass) | - |
| PROCESSOR | Samsung Galaxy S10 5G | LG K40 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 855 | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6762 | |
| Clock Speed | 2.8 GHz | 2 GHz | Samsung Galaxy S10 5G 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 | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | - | PowerVR GE8320 |
| MEMORY | Samsung Galaxy S10 5G | LG K40 |
|---|
| RAM | LPDDR4X SDRAM - 8 GB | 2 GB | Samsung Galaxy S10 5G has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 256 GB | 32 GB | Samsung Galaxy S10 5G has more internal memory than LG K40. |
| User Memory | 226.1 GB | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 2 TB |
| CAMERA | Samsung Galaxy S10 5G | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 1 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 16 Megapixel | LG K40 has better camera resolution than Samsung Galaxy S10 5G. |
| Sensor Size | - | 1/3" | |
| Lens Type | Telephoto lens | - | |
| Lens Aperture | F/2.4 | F/2.0 | LG K40 has better lens aperture than Samsung Galaxy S10 5G. |
| Field of View (FoV) | 45 degree(s) | - | |
| Pixel Size | 1 μm | 1 μm | Both phones have the same camera pixel size. |
| Optical Image Stabiliser (OIS) | Dual OIS (Optical Image Stabilisation) | - | Samsung Galaxy S10 5G has optical stabilisation. |
| Focus Adjustment | Automatic, manual | Automatic | |
| Optical Zoom | 2x | - | |
| Digital Zoom | 10x | - | |
| Self-Timer Delay | Yes | - | |
| Special Effects | HDR, Grid Line, Motion photos | - | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Mountains, Beaches, Watersides, Snow, Backlit, Text, Food, Live focus with bokeh effect, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Live focus video | - | |
| Face Recognition (Face ID) | Face detection | - | Samsung Galaxy S10 5G has face detection. |
| White Balance | Custom, automatic | - | |
| Light Source | High CRI LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps | - | |
| Camera Features (Functions) | Quick Launch, Playback zoom, Phase Detect Auto-Focus (PDAF), blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, location tags, Hyperlapse video support 1080p, Scene Optimiser, Full view, Flaw detection, 9.1MP still photos recording 4K video, Shot suggestions, AR Emoji, blur detection, HDR10+ recording, Floating shutter button, Super steady | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 16 Megapixel | - | |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | - | |
| Field of View (2nd Camera) | 123 degree(s) | - | |
| Pixel Size (2nd Camera) | 1 μm | - | |
| Camera Features (2nd Camera) | Dual Pixel AF, OIS (Optical Image Stabilisation) | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| Lens Type (3rd Camera) | Wide-angle lens | - | |
| Lens Aperture (3rd Camera) | F/1.5 and f/2.4 | - | |
| Field of View (3rd Camera) | 77 degree(s) | - | |
| Pixel Size (3rd Camera) | 1.4 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy S10 5G has optical stabilisation of the third camera. |
| Camera Features (3rd Camera) | Dual Pixel AF | - |
| FOURTH CAMERA |
|---|
| Lens Aperture (4th Camera) | F/1.2 | - | |
|---|---|---|---|
| Field of View (4th Camera) | 72 degree(s) | - | |
| Pixel Size (4th Camera) | 10 μm | - | |
| Camera Functions (4th Camera) | Capture depth information | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 10 Megapixel | 8 Megapixel | Samsung Galaxy S10 5G has better front camera resolution than LG K40. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/1.9 | F/2.0 | Samsung Galaxy S10 5G has better front lens aperture than Samsung Galaxy S10 5G. |
| Field of View (Front) | 80 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | 1.12 μm | Samsung Galaxy S10 5G has larger front camera pixel size than LG K40. |
| Focus Adjustment | Automatic | - | |
| Camera Modes (Front) | Wide selfie mode, Live Focus mode, AR Emoji, selfie focus, Live focus video | Portrait mode | |
| Light Source (Front) | - | LED flash | |
| Camera Features (Front) | Dual Pixel AF | - |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | 8 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (2nd Front) | F/1.6 | - | |
| Field of View (2nd Front) | 75 degree(s) | - | |
| Pixel Size (2nd Front) | 10 μm | - | |
| Camera Functions (2nd Front) | Capture depth information | - |
| BATTERY AND CHARGING | Samsung Galaxy S10 5G | LG K40 |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 3000 mAh | Samsung Galaxy S10 5G has larger battery capacity than LG K40. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 2.0, Adaptive Fast Charging | - | Samsung Galaxy S10 5G has fast charging technology. |
| Wireless Charging | Yes | - | Samsung Galaxy S10 5G can be charged wirelessly. |
| Wireless Charging Standards | WPC, PMA, Qi, Fast Wireless Charging 2.0, Wireless PowerShare | - | |
| Standby Time | - | 100 hours | |
| Talk Time | 2400 minutes | 480 minutes | Samsung Galaxy S10 5G has longer battery life when making calls than LG K40. |
| Run Time Details | Talk: up to 2400 min Standby (Always On Display Off): up to 350 hrs Standby (Always On Display On): up to 113 hrs |
Talk: up to 480 min Standby: up to 100 hrs |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Samsung Galaxy S10 5G | LG K40 |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | Samsung Galaxy S10 5G has more advanced generation mobile network. |
| Operating System | Android 9.0 Pie | Android 8.1 Oreo | |
| User Interface | One UI | - | |
| Intelligent Assistant | Bixby | Google Assistant | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | Samsung Galaxy S10 5G | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi, LAA, 5G NR FR1 | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | 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 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 46, Band 48, Band 66 | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | |
| 4G LTE Frequency | FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | |
| 5G NR Band | N260, n261 | - | |
| 5G NR Frequency | TDD 39GHz, TDD 28GHz | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT, IEEE 802.11a/b/g/n/ac/ax | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 LE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy S10 5G | LG K40 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - | |
| Sound Enhancements | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound, Qualcomm TrueWireless, Qualcomm Broadcast Audio, Qualcomm Aqstic audio, Qualcomm aptX audio | DTS: X 3D Premium Sound |
| FEATURES | Samsung Galaxy S10 5G | 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, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, pressure sensor, geomagnetic sensor, HR sensor | Ambient light sensor, proximity sensor | |
| Security Devices | Fingerprint reader (under display), face recognition | Face recognition, fingerprint reader | |
| Additional Phone Features | Multi Window, Smart Select, MU-MIMO technology, Samsung KNOX, High AOP Mic, Smart View, Live message, Bixby Vision, Secure Folder function, Dual Audio, Bixby Routines, Intelligent Performance Enhancer | Google Lens, Google Assistant Key, AI Cam |
| OTHERS | Samsung Galaxy S10 5G | LG K40 |
|---|
| Included Accessories | Power adapter, SIM card removal tool, clear soft case, USB-C cable, headset (tuned by AKG), USB connector (OTG), protective film | Power adapter | |
|---|---|---|---|
| Compliant Standards | IP68 | MIL-STD 810G |
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