Samsung Galaxy Note9 Unlocked vs. LG K51S

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy Note9 Unlocked and LG K51S. 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.

Phone Specifications Comparison

Samsung Galaxy Note9 Unlocked vs. LG K51S Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy Note9 Unlocked LG K51S
Product Type Smartphone Smartphone
Manufacturer Model Number SM-N960U1 LM-K510EMW
Form Factor Touch Touch
Height 161.9 mm 165.2 mm LG K51S has greater height than Samsung Galaxy Note9 Unlocked.
Width 76.4 mm 76.7 mm LG K51S has greater width than Samsung Galaxy Note9 Unlocked.
Depth 8.8 mm 8.26 mm LG K51S is narrower than Samsung Galaxy Note9 Unlocked.
Weight 201 g 194 g LG K51S is lighter than Samsung Galaxy Note9 Unlocked.
Body Colour Ocean blue Pink | Titan
Protection Dustproof, splashproof, waterproof -
Waterproof (Water-resistant) Yes - Samsung Galaxy Note9 Unlocked is waterproof.
IP rating IP68 -
SAR Value 1.59 W/kg (simultaneous), 1.39 W/kg (wireless router), 1.03 W/kg (body), 1.29 W/kg (head) 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
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
DISPLAY Samsung Galaxy Note9 Unlocked LG K51S
Display Type OLED display LCD display
Display Technology Quad HD+ Super AMOLED IPS
Screen Size (Display Size) 6.4" 6.55" LG K51S has larger screen size than Samsung Galaxy Note9 Unlocked.
Screen Resolution (Display Resolution) 2960 x 1440 pixels 1600 x 720 pixels Samsung Galaxy Note9 Unlocked has better screen resolution than LG K51S.
Display Format QHD+ HD+
Pixel Density 516 ppi 268 ppi Samsung Galaxy Note9 Unlocked has better pixel density than LG K51S.
Aspect Ratio - 20:9
Max Brightness - 400 cd/m²
Colour Depth 16.7 million colours -
Display Features Always-on display, Edge Screen, Infinity Display, Edge-to-Edge screen Reading mode, FullVision display, night mode, hole in display
Display Protection (Screen Protector) - Tempered glass
PROCESSOR Samsung Galaxy Note9 Unlocked LG K51S
Processor Type (CPU) Qualcomm Snapdragon 845 MediaTek
Processor Number - MT6765
Clock Speed 2.8 GHz 2.3 GHz Samsung Galaxy Note9 Unlocked 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) Qualcomm ADRENO 630 IMG PowerVR GE8320
MEMORY Samsung Galaxy Note9 Unlocked LG K51S
RAM LPDDR4 SDRAM - 8 GB 3 GB Samsung Galaxy Note9 Unlocked has more RAM than LG K51S.
Internal Memory Size (Storage Capacity) 512 GB 64 GB Samsung Galaxy Note9 Unlocked has more internal memory than LG K51S.
User Memory 463.4 GB 50.2 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSDXC - up to 2 TB
CAMERA Samsung Galaxy Note9 Unlocked LG K51S
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 12 Megapixel 32 Megapixel LG K51S has better camera resolution than Samsung Galaxy Note9 Unlocked.
Sensor Size 1/2.55" -
Lens Type Wide-angle lens -
Lens Aperture F/1.5 & f/2.4 F/1.8 Samsung Galaxy Note9 Unlocked has better lens aperture than Samsung Galaxy Note9 Unlocked.
Field of View (FoV) - 76.3 degree(s)
Optical Image Stabiliser (OIS) Dual OIS (Optical Image Stabilisation) - Samsung Galaxy Note9 Unlocked has optical stabilisation.
Focus Adjustment Automatic Automatic
Minimum Focal Length (Focal Distance) - 24 mm
Optical Zoom 2x -
Digital Zoom 10x 8x Samsung Galaxy Note9 Unlocked has better digital zoom than LG K51S.
Self-Timer Delay - Yes
Special Effects HDR, Bokeh effect, Grid Line HDR
Camera Modes Panorama, Pro mode, Timer mode, HYPERLAPSE, Auto mode, Food mode, Super Slow-mo, AR Emoji, Portraits, Flowers, Indoor scenes, Animals, Landscapes, Greenery, Trees, Sky, Mountains, Beaches, Sunrises and sunsets, Watersides, Street scenes, Night scenes, Waterfalls, Snow, Birds, Backlit, Text, Disney AR Emoji 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 LED flash LED flash
Video Resolutions 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, 2560 x 1440 (QHD) at 30 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Quick Launch, Playback zoom, Motion photo, VDIS (Video Digital Image Stabilisation), Live Focus, Dual Capture, High CRI LED flash, Tracking AF, Video location tags, Stamps, location tags, Continuous autofocus video, Hyperlapse video support 1080p, Live focus with bokeh filters, Super Speed Dual Pixel, background blur, Scene Optimiser, Eye blink, Motion blur, Lens smudge, Backlit, Full view, Flaw detection, 9.1MP still photos recording 4K video Phase Detect Auto-Focus (PDAF), geotagging, Big Pixels technology, Quad Pixel technology
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 5 Megapixel Samsung Galaxy Note9 Unlocked has better second camera resolution than LG K51S.
Sensor Size (2nd Camera) 1/3.4" -
Lens Type (2nd Camera) Telephoto lens Super wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/2.2 LG K51S has better second camera lens aperture than Samsung Galaxy Note9 Unlocked.
Field of View (2nd Camera) - 115 degree(s)
Minimum Focal Length (2nd Camera) - 16 mm
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Field of View (3rd Camera) - 88.9 degree(s)
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) 8 Megapixel 13 Megapixel LG K51S has better front camera resolution than Samsung Galaxy Note9 Unlocked.
Sensor Size (Front) 1/3.6" -
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/1.7 -
Focus Adjustment Automatic -
Special Effects (Front) HDR, Grid Line -
Camera Modes (Front) Timer mode, wide selfie mode, selfie mode, AR Emoji, selfie focus Gesture Shot, Selfie portrait
Face Recognition (Face ID) - Face detection LG K51S has face detection.
Camera Features (Front) Quick launch, Motion photo, Stamps, location tags, VDIS (Video Digital Image Stabilization), Full view, Flaw detection 17 filters
BATTERY AND CHARGING Samsung Galaxy Note9 Unlocked LG K51S
Battery Capacity (Battery Size) 4000 mAh 4000 mAh Both phones have the same battery capacity.
Wireless Charging Yes - Samsung Galaxy Note9 Unlocked can be charged wirelessly.
Wireless Charging Standards WPC, PMA -
Standby Time - 100 hours
Talk Time 2280 minutes 480 minutes Samsung Galaxy Note9 Unlocked has longer battery life when making calls than LG K51S.
Run Time Details Talk (CDMA): up to 2280 min
Active online usage (3G): up to 15 hrs
Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (audio): up to 60 hrs
Playback (audio (Always On Display Off)): up to 95 hrs
Playback (video): up to 21 hrs
Talk (WCDMA): up to 2280 min
Talk: up to 480 min
Standby: up to 100 hrs
Battery Technology - Lithium Ion
CELLULAR Samsung Galaxy Note9 Unlocked LG K51S
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 8.1 Oreo Android 9.0 Pie
User Interface - LG UX 9
Intelligent Assistant Bixby Google Assistant
Payment Technology Samsung Pay -
Navigation GPS, GLONASS GPS
COMMUNICATIONS Samsung Galaxy Note9 Unlocked LG K51S
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE 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 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 14, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41, Band 46, Band 66, Band 71 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 700 PS, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, FDD 1700 - 2110 AWS-3, FDD 600 FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT IEEE 802.11a/b/g/n
Bluetooth Bluetooth 5.0 LE 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 Note9 Unlocked LG K51S
Supported Digital Audio Standards WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, apt-X, 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 MKV, FLV, AVI, WMV, ASF, 3GP, TS, WebM, OGM, MP4
Sound Enhancements Dolby Digital Plus sound, Dolby Atmos sound technology, Acoustic Overload Point, stereo speakers tuned by AKG, Dolby Digital sound DTS: X 3D Surround Sound
FEATURES Samsung Galaxy Note9 Unlocked 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, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, pressure sensor, geomagnetic sensor Accelerometer, ambient light sensor, proximity sensor, digital compass
Security Devices Face recognition, fingerprint reader, eye scan Fingerprint reader
Additional Phone Features S Pen multi-input, Face Unlock, Wi-Fi Miracast, Screen Write, Smart Select, MU-MIMO technology, Fast Charging, Samsung KNOX, Face recognition, High AOP Mic, Smart View, Live message, Screen off memo, Samsung DeX support, Bixby Vision, Smart Performance Adjuster, Dual Audio, water-carbon cooling system, S Pen remote function 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 Note9 Unlocked LG K51S
Included Accessories Power adapter, tweezer, SIM card removal tool, USB connector, USB-C cable, S Pen, Pen nibs, headset (tuned by AKG) Power adapter, SIM card removal tool, USB-C cable
Compliant Standards IP68 MIL-STD 810G
Max Depth of Water Resistance 1.5 m -
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