Side by side comparison and review of LG K51S and Samsung Galaxy Z Fold3 5G. 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 K51S | Samsung Galaxy Z Fold3 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | LM-K510EMW | SM-F926B/DS | |
| Form Factor | Touch | Folder - touch screen, dual screen | |
| Height | 165.2 mm | 158.2 mm | LG K51S has greater height than Samsung Galaxy Z Fold3 5G. |
| Width | 76.7 mm | 67.1 mm | LG K51S has greater width than Samsung Galaxy Z Fold3 5G. |
| Depth | 8.26 mm | 16 mm | LG K51S is narrower than LG K51S. |
| Weight | 194 g | 271 g | LG K51S is lighter than LG K51S. |
| Dimensions Details | - | Folded - 67.1 mm x 16 mm x 158.2 mm Unfolded - 128.1 mm x 6.4 mm x 158.2 mm |
|
| Body Colour | Pink | Titan | Phantom black | Phantom silver | Phantom Green | |
| Body Material | - | Aluminium, Corning Gorilla Glass Victus | |
| Protection | - | Water-resistant | |
| Waterproof (Water-resistant) | - | Yes | Samsung Galaxy Z Fold3 5G is waterproof. |
| IP rating | - | IPX8 | |
| Repairability Index | - | 7.8 (out of 10) | |
| SAR Value | 1.335 W/kg (body), 0.501 W/kg (head) | 1.036 W/kg (head), 1.443 W/kg (body) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | Infinity Flex Dynamic AMOLED 2X | |
| Foldable Display | - | Yes | |
| Display Design | - | Inward folding | |
| Screen Size (Display Size) | 6.55" | 7.6" | Samsung Galaxy Z Fold3 5G has larger screen size than LG K51S. |
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | 2208 x 1768 pixels | Samsung Galaxy Z Fold3 5G has better screen resolution than LG K51S. |
| Display Format | HD+ | QXGA+ | |
| Pixel Density | 268 ppi | 374 ppi | Samsung Galaxy Z Fold3 5G has better pixel density than LG K51S. |
| Aspect Ratio | 20:9 | 22.5:18 | |
| Max Brightness | 400 cd/m² | - | |
| Colour Depth | - | 16.7 million colours | |
| HDR | - | Yes | Samsung Galaxy Z Fold3 5G has HDR. |
| HDR Technology | - | HDR10+ | |
| Display Refresh Rate | - | 120 Hz | |
| Display Features | Reading mode, FullVision display, night mode, hole in display | AOD(Always On Display), flex screen, Edge Lighting | |
| Display Protection (Screen Protector) | Tempered glass | Samsung Ultra Thin Glass |
| SECOND DISPLAY |
|---|
| Second Display Type | - | OLED display - colour | |
|---|---|---|---|
| Second Display Screen Size | - | 6.2" | |
| Second Display Resolution | - | 2268 x 832 pixels | |
| Second Display Colour Depth | - | 16.7 million colours |
| UNFOLDED DISPLAY |
|---|
| Unfolded Display Screen Size | - | 7.6 in | |
|---|---|---|---|
| Unfolded Display Resolution | - | 2208 x 1768 pixels |
| PROCESSOR | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| Processor Type (CPU) | MediaTek | Qualcomm Snapdragon 888 5G | |
|---|---|---|---|
| Processor Number | MT6765 | - | |
| Clock Speed | 2.3 GHz | 2.84 GHz | Samsung Galaxy Z Fold3 5G has higher clock speed than LG K51S. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | LG K51S has 64-bit architecture. |
| Graphics System (GPU) | IMG PowerVR GE8320 | - |
| MEMORY | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| RAM | 3 GB | 12 GB | Samsung Galaxy Z Fold3 5G has more RAM than LG K51S. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 256 GB | Samsung Galaxy Z Fold3 5G has more internal memory than LG K51S. |
| User Memory | 50.2 GB | 215.7 GB | |
| Memory Interface | - | UFS 3.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | - |
| CAMERA | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 32 Megapixel | 12 Megapixel | LG K51S has better camera resolution than Samsung Galaxy Z Fold3 5G. |
| Lens Type | - | Ultra wide-angle lens | |
| Lens Aperture | F/1.8 | F/2.2 | LG K51S has better lens aperture than LG K51S. |
| Field of View (FoV) | 76.3 degree(s) | 123 degree(s) | Samsung Galaxy Z Fold3 5G has larger lens field of view than LG K51S. |
| Pixel Size | - | 1.12 μm | |
| Optical Image Stabiliser (OIS) | - | Dual OIS (Optical Image Stabilisation) | Samsung Galaxy Z Fold3 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 24 mm | - | |
| Optical Zoom | - | 2x | |
| Digital Zoom | 8x | 10x | Samsung Galaxy Z Fold3 5G has better digital zoom than LG K51S. |
| Self-Timer Delay | Yes | Yes | |
| Special Effects | HDR | Auto HDR, Grid Line, Motion photos | |
| Camera Modes | Burst mode, portrait mode, Flowers, Animals, Food, Person, Sunset, Sunrise, City, Landscape | Panorama, Slow motion mode, Pro mode, selfie mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Portrait, Night, Mountain, Single Take, Pro Video, NIGHT HYPERLAPSE, Portrait video, Director's View | |
| Face Recognition (Face ID) | Face detection | Face detection | Both phones have face detection. |
| White Balance | Automatic | - | |
| Light Source | LED flash | High CRI LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) 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, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), geotagging, Big Pixels technology, Quad Pixel technology | Playback zoom, blink detection, QR-code scanner, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, AR sticker, Scene Optimiser, Lens smudge, Flaw detection, Shot suggestions, AR Emoji, blur detection, HDR10+ recording, Super steady, Zoom-In Mic, HEIF image capture, AR Doodle, Microphone Control, HEVC (High Efficiency Video coding), Dual preview, Auto framing, Capture View mode, Corning Gorilla Glass DX (protective lens glass) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 12 Megapixel | Samsung Galaxy Z Fold3 5G has better second camera resolution than LG K51S. |
|---|---|---|---|
| Lens Type (2nd Camera) | Super wide-angle lens | Wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/1.8 | Samsung Galaxy Z Fold3 5G has better second camera lens aperture than LG K51S. |
| Field of View (2nd Camera) | 115 degree(s) | 83 degree(s) | LG K51S has larger second camera lens field of view than Samsung Galaxy Z Fold3 5G. |
| Pixel Size (2nd Camera) | - | 1.8 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Samsung Galaxy Z Fold3 5G has optical stabilisation of the second camera. |
| Minimum Focal Length (2nd Camera) | 16 mm | - | |
| Camera Features (2nd Camera) | - | Dual Pixel AF |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 12 Megapixel | Samsung Galaxy Z Fold3 5G has higher resolution third camera than LG K51S. |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Telephoto lens | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Field of View (3rd Camera) | 88.9 degree(s) | 45 degree(s) | LG K51S has larger third camera lens field of view than Samsung Galaxy Z Fold3 5G. |
| Pixel Size (3rd Camera) | - | 1 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Samsung Galaxy Z Fold3 5G has optical stabilisation of the third camera. |
| Camera Functions (3rd Camera) | Depth camera | - | |
| Camera Features (3rd Camera) | - | Phase Detect Auto-Focus (PDAF) |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Field of View (4th Camera) | 88.6 degree(s) | - | |
| Camera Functions (4th Camera) | Macro camera | - | |
| Camera Features (4th Camera) | 4cm macro photography | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 10 Megapixel | LG K51S has better front camera resolution than Samsung Galaxy Z Fold3 5G. |
| Lens Aperture (Front) | - | F/2.2 | |
| Field of View (Front) | - | 80 degree(s) | |
| Pixel Size (Front) | - | 1.22 μm | |
| Special Effects (Front) | - | Auto HDR, Grid Line | |
| Camera Modes (Front) | Gesture Shot, Selfie portrait | - | |
| Face Recognition (Face ID) | Face detection | - | LG K51S has face detection. |
| Camera Features (Front) | 17 filters | - |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | - | 4 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Front) | - | F/1.8 | |
| Field of View (2nd Front) | - | 80 degree(s) | |
| Pixel Size (2nd Front) | - | 2 μm |
| BATTERY AND CHARGING | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 4400 mAh | Samsung Galaxy Z Fold3 5G has larger battery capacity than LG K51S. |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 2.0, Adaptive Fast Charging | Samsung Galaxy Z Fold3 5G has fast charging technology. |
| Wireless Charging | - | Yes | Samsung Galaxy Z Fold3 5G can be charged wirelessly. |
| Wireless Charging Standards | - | WPC, PMA, Qi, Fast Wireless Charging, Wireless PowerShare | |
| Standby Time | 100 hours | - | |
| Talk Time | 480 minutes | 2040 minutes | Samsung Galaxy Z Fold3 5G has longer battery life when making calls than LG K51S. |
| Run Time Details | Talk: up to 480 min Standby: up to 100 hrs |
Active online usage (LTE): up to 12 hrs Active online usage (Wi-Fi): up to 12 hrs Playback (wireless video): up to 18 hrs Playback (wireless audio): up to 63 hrs Talk (4G): up to 2040 min |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Samsung Galaxy Z Fold3 5G has more advanced generation mobile network. |
| Operating System | Android 9.0 Pie | Android 10 | |
| User Interface | LG UX 9 | - | |
| Intelligent Assistant | Google Assistant | Bixby | |
| Payment Technology | - | Samsung Pay | |
| Navigation | GPS | GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, LAA, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 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 3, Band 7, Band 8, Band 20, Band 38 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n | IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 BLE | Bluetooth 5.2 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, SPP, GOEP, A2DP, AVRCP, HID, SAP, GAVDP, PBAP, MAP, GATT, HDP, HOGP, ScPP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Ultra-Wideband (UWB) | - | Yes | Samsung Galaxy Z Fold3 5G has UWB wireless technology. |
| Messaging Services | SMS, MMS | - |
| MEDIA | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| Supported Digital Audio Standards | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | 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 | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, TS, WebM, OGM, MP4 | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | |
| Sound Enhancements | DTS: X 3D Surround Sound | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, Dolby Digital sound |
| FEATURES | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| 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, ambient light sensor, proximity sensor, digital compass | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader (side) | |
| Additional Phone Features | DLNA Certified, Dual microphones, KnockON, QuickMemo+ function, Mini View function, Capture+, EasyHome, Clip Tray, Google Lens, AI Cam, Game Tools, Google Assistant Button | Multitasking, MIMO technology, notification flashlight, Samsung KNOX, Split Screen, High AOP Mic, Smart View, Samsung DeX support, Bixby Vision, Secure Folder function, TalkBack, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, Samsung Smart Switch, dual battery, Flex mode, Multi Active Window, Bluetooth Scalable Codec, S Pen support |
| OTHERS | LG K51S | Samsung Galaxy Z Fold3 5G |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB-C cable | SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G | VDE, IPX8 | |
| Max Depth of Water Resistance | - | 1.5 m |
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