Detailed comparison and review of Samsung Galaxy Note20 Ultra 5G and LG K51S. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-N986B/DS | LM-K510EMW | |
| Form Factor | Touch | Touch | |
| Height | 164.8 mm | 165.2 mm | LG K51S has greater height than Samsung Galaxy Note20 Ultra 5G. |
| Width | 77.2 mm | 76.7 mm | Samsung Galaxy Note20 Ultra 5G has greater width than LG K51S. |
| Depth | 8.1 mm | 8.26 mm | Samsung Galaxy Note20 Ultra 5G is narrower than Samsung Galaxy Note20 Ultra 5G. |
| Weight | 208 g | 194 g | LG K51S is lighter than Samsung Galaxy Note20 Ultra 5G. |
| Body Colour | Mystic white | Mystic black | Mystic bronze | Pink | Titan | |
| Protection | Dustproof, splashproof, water-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy Note20 Ultra 5G is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1.47 W/kg (body), 0.338 W/kg (head), 3.29 W/kg (limb) | 1.335 W/kg (body), 0.501 W/kg (head) | |
| Integrated Components | Heart rate sensor | - | |
| Connector Type | USB Type-C - 24 pin USB-C | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Infinity-O Dynamic AMOLED 2X | IPS | |
| Screen Size (Display Size) | 6.9" | 6.55" | Samsung Galaxy Note20 Ultra 5G has larger screen size than LG K51S. |
| Screen Resolution (Display Resolution) | 3088 x 1440 pixels | 1600 x 720 pixels | Samsung Galaxy Note20 Ultra 5G has better screen resolution than LG K51S. |
| Display Format | QHD+ | HD+ | |
| Pixel Density | 496 ppi | 268 ppi | Samsung Galaxy Note20 Ultra 5G has better pixel density than LG K51S. |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| HDR | Yes | - | Samsung Galaxy Note20 Ultra 5G has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Refresh Rate | 120 Hz | - | |
| Display Features | Edge Screen, AOD(Always On Display), Edge Lighting, Video Wallpaper | Reading mode, FullVision display, night mode, hole in display | |
| Display Protection (Screen Protector) | - | Tempered glass |
| PROCESSOR | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| Processor Type (CPU) | Samsung | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT6765 | |
| Clock Speed | 2.73 GHz | 2.3 GHz | Samsung Galaxy Note20 Ultra 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 | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | - | IMG PowerVR GE8320 |
| MEMORY | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| RAM | LPDDR5 SDRAM - 12 GB | 3 GB | Samsung Galaxy Note20 Ultra 5G has more RAM than LG K51S. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 256 GB | 64 GB | Samsung Galaxy Note20 Ultra 5G has more internal memory than LG K51S. |
| User Memory | 221.6 GB | 50.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 1 TB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 4 | |
|---|---|---|---|
| Sensor Resolution | 108 Megapixel | 32 Megapixel | Samsung Galaxy Note20 Ultra 5G has better camera resolution than LG K51S. |
| Sensor Size | 1/1.33" | - | |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.8 | F/1.8 | Both phones have the same camera lens aperture. |
| Field of View (FoV) | 79 degree(s) | 76.3 degree(s) | Samsung Galaxy Note20 Ultra 5G has larger lens field of view than LG K51S. |
| Pixel Size | 0.8 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy Note20 Ultra 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Minimum Focal Length (Focal Distance) | - | 24 mm | |
| Optical Zoom | 5x | - | |
| Digital Zoom | 50x | 8x | Samsung Galaxy Note20 Ultra 5G has better digital zoom than LG K51S. |
| Self-Timer Delay | Yes | Yes | |
| Special Effects | HDR, Grid Line | HDR | |
| Camera Modes | Panorama, Slow motion mode, HYPERLAPSE, Live Focus mode, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Motion Photos, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Live focus video, Night, Mountain, Pro Video mode, Single Take, Pro Video | Burst mode, portrait mode, Flowers, Animals, Food, Person, Sunset, Sunrise, City, Landscape | |
| Face Recognition (Face ID) | Face detection | Face detection | Both phones have face detection. |
| White Balance | - | 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, 1920 x 1080 (1080p) at 120 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (8K) at 24 fps | 1920 x 1080 (1080p) at 30 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, Shot suggestions, blur detection, HDR10+ recording, Floating shutter button, Super steady, Zoom-In Mic, Space Zoom, Take 33MP still photos while playing 8K video, AR Doodle, 50x Super Resolution Zoom, HEVC (High Efficiency Video coding) support, Microphone Control (Pro Video only) | Phase Detect Auto-Focus (PDAF), geotagging, Big Pixels technology, Quad Pixel technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 5 Megapixel | Samsung Galaxy Note20 Ultra 5G has better second camera resolution than LG K51S. |
|---|---|---|---|
| Lens Type (2nd Camera) | Telephoto lens | Super wide-angle lens | |
| Lens Aperture (2nd Camera) | F/3.0 | F/2.2 | LG K51S has better second camera lens aperture than Samsung Galaxy Note20 Ultra 5G. |
| Field of View (2nd Camera) | 20 degree(s) | 115 degree(s) | LG K51S has larger second camera lens field of view than Samsung Galaxy Note20 Ultra 5G. |
| Pixel Size (2nd Camera) | 1 μm | - | |
| Minimum Focal Length (2nd Camera) | - | 16 mm |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 12 Megapixel | 2 Megapixel | Samsung Galaxy Note20 Ultra 5G has higher resolution third camera than LG K51S. |
|---|---|---|---|
| Lens Type (3rd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (3rd Camera) | F/2.2 | F/2.4 | Samsung Galaxy Note20 Ultra 5G has better third camera lens aperture than Samsung Galaxy Note20 Ultra 5G. |
| Field of View (3rd Camera) | 120 degree(s) | 88.9 degree(s) | Samsung Galaxy Note20 Ultra 5G has larger third camera lens field of view than LG K51S. |
| Pixel Size (3rd Camera) | 1.4 μm | - | |
| Camera Functions (3rd Camera) | - | Depth camera |
| 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 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 10 Megapixel | 13 Megapixel | LG K51S has better front camera resolution than Samsung Galaxy Note20 Ultra 5G. |
| Lens Aperture (Front) | F/2.2 | - | |
| Field of View (Front) | 80 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | - | |
| Focus Adjustment | Automatic | - | |
| Camera Modes (Front) | Timer mode, wide selfie mode, selfie mode, Live Focus mode, AR Emoji, selfie focus, Live focus video | Gesture Shot, Selfie portrait | |
| Face Recognition (Face ID) | - | Face detection | LG K51S has face detection. |
| Camera Features (Front) | Dual Pixel AF | 17 filters |
| BATTERY AND CHARGING | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 4000 mAh | Samsung Galaxy Note20 Ultra 5G has larger battery capacity than LG K51S. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Power Delivery 3.0 | - | Samsung Galaxy Note20 Ultra 5G has fast charging technology. |
| Wireless Charging | Yes | - | Samsung Galaxy Note20 Ultra 5G can be charged wirelessly. |
| Wireless Charging Standards | WPC, Fast Wireless Charging 2.0, Wireless PowerShare | - | |
| Standby Time | - | 100 hours | |
| Talk Time | 1440 minutes | 480 minutes | Samsung Galaxy Note20 Ultra 5G has longer battery life when making calls than LG K51S. |
| Run Time Details | Active online usage (LTE): up to 15 hrs Active online usage (Wi-Fi): up to 16 hrs Playback (wireless video): up to 19 hrs Playback (wireless audio): up to 75 hrs Talk (4G): up to 1440 min |
Talk: up to 480 min Standby: up to 100 hrs |
|
| Battery Technology | Lithium Ion | Lithium Ion |
| CELLULAR | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | Samsung Galaxy Note20 Ultra 5G has more advanced generation mobile network. |
| Operating System | Android 10 | Android 9.0 Pie | |
| User Interface | One UI 2.5 | LG UX 9 | |
| Intelligent Assistant | Bixby | Google Assistant | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 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 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 | 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 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 | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | |
| 5G NR Band | N1, n3, n5, n7, n8, n28, n77, n78, n40 | - | |
| 5G NR Frequency | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 3700, TDD TD 3500, TDD 2300 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax | IEEE 802.11a/b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 BLE | |
| 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. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| 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, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | MKV, FLV, AVI, WMV, ASF, 3GP, TS, WebM, OGM, MP4 | |
| Sound Enhancements | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, Acoustic Overload Point, stereo speakers tuned by AKG, Dolby Digital sound | DTS: X 3D Surround Sound |
| FEATURES | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| 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, barometer, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
| Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader | |
| Additional Phone Features | MIMO technology, Screen mirroring, Screen Write, Smart Select, Fast Charging, Samsung KNOX, High AOP Mic, Smart View, Live message, Screen off memo, Samsung DeX support, Bixby Vision, Secure Folder function, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, AR Doodle, PENUP | DLNA Certified, Dual microphones, KnockON, QuickMemo+ function, Mini View function, Capture+, EasyHome, Clip Tray, Google Lens, AI Cam, Game Tools, Google Assistant Button |
| OTHERS | Samsung Galaxy Note20 Ultra 5G | LG K51S |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB-C cable, S Pen, Earphones (USB Type-C) with sound by AKG | Power adapter, SIM card removal tool, USB-C cable | |
|---|---|---|---|
| Compliant Standards | VDE, IP68, HAC (Hearing Aid Compatible), SGS | MIL-STD 810G | |
| Max Depth of Water Resistance | 1.5 m | - |
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