Side by side comparison and review of Samsung Galaxy Fold and LG K40. 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 | Samsung Galaxy Fold | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-F907B | LM-X420EMW | |
| Form Factor | Folder - touch screen, dual screen | Touch | |
| Height | 160.9 mm | 153 mm | Samsung Galaxy Fold has greater height than LG K40. |
| Width | 62.8 mm | 71.9 mm | LG K40 has greater width than Samsung Galaxy Fold. |
| Depth | 17.1 mm | 8.3 mm | LG K40 is narrower than Samsung Galaxy Fold. |
| Weight | 276 g | 145 g | LG K40 is lighter than Samsung Galaxy Fold. |
| Dimensions Details | Folded - 62.8 mm x 17.1 mm x 160.9 mm Unfolded - 117.9 mm x 7.6 mm x 160.9 mm |
- | |
| Body Colour | Cosmos black | New Aurora Black | Moroccan blue | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.267 W/kg (body), 0.542 W/kg (head) | 1.597 W/kg (body), 0.518 W/kg (head) | |
| Integrated Components | - | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C | 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 Fold | LG K40 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Infinity Flex Dynamic AMOLED | IPS | |
| Screen Size (Display Size) | 7.3" | 5.7" | Samsung Galaxy Fold has larger screen size than LG K40. |
| Screen Resolution (Display Resolution) | 2152 x 1536 pixels | 1440 x 720 pixels | Samsung Galaxy Fold has better screen resolution than LG K40. |
| Display Format | QXGA+ | HD | |
| Pixel Density | 362 ppi | 282 ppi | Samsung Galaxy Fold has better pixel density than LG K40. |
| Aspect Ratio | 4.2:3 | 18:9 | |
| Colour Depth | 16.7 million colours | - | |
| HDR | Yes | - | Samsung Galaxy Fold has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Features | AOD(Always On Display), flex screen | Curved glass, FullVision display |
| SECOND DISPLAY |
|---|
| Second Display Type | OLED display - colour | - | |
|---|---|---|---|
| Second Display Screen Size | 4.6" | - | |
| Second Display Resolution | 1680 x 720 pixels | - | |
| Second Display Colour Depth | 16.7 million colours | - |
| PROCESSOR | Samsung Galaxy Fold | LG K40 |
|---|
| Processor Type (CPU) | - | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6762 | |
| Clock Speed | 2.8 GHz | 2 GHz | Samsung Galaxy Fold 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 Fold | LG K40 |
|---|
| RAM | 12 GB | 2 GB | Samsung Galaxy Fold has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 512 GB | 32 GB | Samsung Galaxy Fold has more internal memory than LG K40. |
| User Memory | 460.5 GB | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 2 TB |
| CAMERA | Samsung Galaxy Fold | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 1 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 16 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | - | 1/3" | |
| Lens Type | Ultra wide-angle lens | - | |
| Lens Aperture | F/2.2 | F/2.0 | LG K40 has better lens aperture than Samsung Galaxy Fold. |
| Field of View (FoV) | 123 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 Fold 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 | - | |
| 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 | - | |
| Face Recognition (Face ID) | Face detection | - | Samsung Galaxy Fold has face detection. |
| 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, blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, location tags, Hyperlapse video support 1080p, Scene Optimiser, Lens smudge, Full view, Flaw detection, 9.1MP still photos recording 4K video, Shot suggestions, AR Emoji, blur detection, HDR10+ recording, Floating shutter button, Super steady, backlighting detection | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| Lens Type (2nd Camera) | Wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/1.5-2.4 | - | |
| Field of View (2nd Camera) | 77 degree(s) | - | |
| Pixel Size (2nd Camera) | 1.4 μm | - | |
| Camera Features (2nd Camera) | OIS (Optical Image Stabilisation), Super Speed Dual Pixel AF | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| Lens Type (3rd Camera) | Telephoto lens | - | |
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Field of View (3rd Camera) | 45 degree(s) | - | |
| Pixel Size (3rd Camera) | 1 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy Fold has optical stabilisation of the third camera. |
| Camera Features (3rd Camera) | Phase Detect Auto-Focus (PDAF) | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 3 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 10 Megapixel | 8 Megapixel | Samsung Galaxy Fold has better front camera resolution than LG K40. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Aperture (Front) | F/2.2 | F/2.0 | LG K40 has better front lens aperture than Samsung Galaxy Fold. |
| Field of View (Front) | 80 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | 1.12 μm | Samsung Galaxy Fold has larger front camera pixel size than LG K40. |
| Camera Modes (Front) | Live Focus mode, AR Emoji | Portrait mode | |
| Light Source (Front) | - | LED flash |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | 8 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (2nd Front) | F/1.9 | - | |
| Field of View (2nd Front) | 85 degree(s) | - | |
| Pixel Size (2nd Front) | 1.12 μm | - | |
| Camera Functions (2nd Front) | RGB Depth Camera | - |
| THIRD FRONT CAMERA |
|---|
| Sensor Resolution (3rd Front) | 10 Megapixels | - | |
|---|---|---|---|
| Lens Aperture (3rd Front) | F/2.2 | - | |
| Field of View (3rd Front) | 80 degree(s) | - | |
| Pixel Size (3rd Front) | 1.22 μm | - |
| BATTERY AND CHARGING | Samsung Galaxy Fold | LG K40 |
|---|
| Battery Capacity (Battery Size) | 4235 mAh | 3000 mAh | Samsung Galaxy Fold has larger battery capacity than LG K40. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 2.0, Adaptive Fast Charging | - | Samsung Galaxy Fold has fast charging technology. |
| Wireless Charging | Yes | - | Samsung Galaxy Fold can be charged wirelessly. |
| Wireless Charging Standards | WPC, PMA, Qi, Fast Wireless Charging, Wireless PowerShare | - | |
| Standby Time | - | 100 hours | |
| Talk Time | 2640 minutes | 480 minutes | Samsung Galaxy Fold has longer battery life when making calls than LG K40. |
| Run Time Details | Active online usage (LTE): up to 12 hrs Active online usage (Wi-Fi): up to 12 hrs Playback (wireless video): up to 19 hrs Playback (wireless audio): up to 73 hrs Talk (LTE): up to 2640 min |
Talk: up to 480 min Standby: up to 100 hrs |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Samsung Galaxy Fold | LG K40 |
|---|
| Technology | TD-SCDMA / WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | Samsung Galaxy Fold has more advanced generation mobile network. |
| Operating System | Android 9.0 Pie | Android 8.1 Oreo | |
| Intelligent Assistant | Bixby | Google Assistant | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | Samsung Galaxy Fold | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 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, 2100 CDMA2000 1X (AWS) | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | - | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | - | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66 | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | |
| 4G LTE Frequency | FDD 2100, 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 1900+, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | |
| 5G NR Band | N78 | - | |
| 5G NR Frequency | TDD TD 3500 | - | |
| 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 Fold | LG K40 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, 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, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - | |
| Sound Enhancements | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound | DTS: X 3D Premium Sound |
| FEATURES | Samsung Galaxy Fold | 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, geomagnetic sensor | Ambient light sensor, proximity sensor | |
| Security Devices | Face recognition, fingerprint reader (side) | Face recognition, fingerprint reader | |
| Additional Phone Features | Multitasking, MU-MIMO technology, Samsung KNOX, High AOP Mic, Smart View, Samsung DeX support, Bixby Vision, Secure Folder function, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, dual battery | Google Lens, Google Assistant Key, AI Cam |
| OTHERS | Samsung Galaxy Fold | LG K40 |
|---|
| Included Accessories | USB adapter, USB cable, power adapter, SIM card removal tool, cover, Samsung Galaxy buds | Power adapter | |
|---|---|---|---|
| Compliant Standards | HAC (Hearing Aid Compatible) | MIL-STD 810G |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
