Samsung Galaxy S9+ vs. LG K51S

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy S9+ 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 S9+ vs. LG K51S Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S9+ LG K51S
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G965F LM-K510EMW
Form Factor Touch Touch
Height 158.1 mm 165.2 mm LG K51S has greater height than Samsung Galaxy S9+.
Width 73.8 mm 76.7 mm LG K51S has greater width than Samsung Galaxy S9+.
Depth 8.5 mm 8.26 mm LG K51S is narrower than Samsung Galaxy S9+.
Weight 189 g 194 g Samsung Galaxy S9+ is lighter than Samsung Galaxy S9+.
Body Colour Lilac purple Pink | Titan
Body Material Metal frame -
Protection Dustproof, splashproof, waterproof -
Waterproof (Water-resistant) Yes - Samsung Galaxy S9+ is waterproof.
IP rating IP68 -
SAR Value 1.35 W/kg (body), 0.294 W/kg (head) 1.335 W/kg (body), 0.501 W/kg (head)
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 S9+ LG K51S
Display Type OLED display LCD display
Display Technology Quad HD+ Super AMOLED IPS
Screen Size (Display Size) 6.2" 6.55" LG K51S has larger screen size than Samsung Galaxy S9+.
Screen Resolution (Display Resolution) 2960 x 1440 pixels 1600 x 720 pixels Samsung Galaxy S9+ has better screen resolution than LG K51S.
Display Format QHD+ HD+
Pixel Density 529 ppi 268 ppi Samsung Galaxy S9+ has better pixel density than LG K51S.
Aspect Ratio 18.5:9 20:9
Max Brightness - 400 cd/m²
Colour Depth 16.7 million colours -
HDR Yes - Samsung Galaxy S9+ has HDR.
Display Features Always-on display, Infinity Display, Curved Dual-Edge Screen Reading mode, FullVision display, night mode, hole in display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Tempered glass
PROCESSOR Samsung Galaxy S9+ LG K51S
Processor Type (CPU) Samsung Exynos MediaTek
Processor Number 9810 MT6765
Clock Speed 2.7 GHz 2.3 GHz Samsung Galaxy S9+ 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 S9+ LG K51S
RAM LPDDR4 SDRAM - 6 GB 3 GB Samsung Galaxy S9+ has more RAM than LG K51S.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
User Memory 50.3 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 S9+ 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 S9+.
Sensor Size 1/2.55" -
Lens Type Wide-angle lens -
Lens Aperture F/1.5 and f/2.4 F/1.8 Samsung Galaxy S9+ has better lens aperture than Samsung Galaxy S9+.
Field of View (FoV) - 76.3 degree(s)
Optical Image Stabiliser (OIS) Dual OIS (Optical Image Stabilisation) - Samsung Galaxy S9+ has optical stabilisation.
Focus Adjustment Automatic, manual Automatic
Minimum Focal Length (Focal Distance) - 24 mm
Optical Zoom 2x -
Digital Zoom 10x 8x Samsung Galaxy S9+ has better digital zoom than LG K51S.
Self-Timer Delay - Yes
Special Effects Motion effect, HDR, Stamp, Bokeh effect, Grid Line, Stickers HDR
Camera Modes Panorama, Slow motion mode, Pro mode, Timer mode, HYPERLAPSE, Auto mode, low-light shots, Food mode, Super Slow-mo, 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 Custom, automatic 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) Selective Focus, Quick Launch, Playback zoom, Tracking Focus, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, Continuous Auto Focus (CAF), RAW image capture, VDIS (Video Digital Image Stabilisation), Dual Capture, High CRI LED flash, Tracking AF, 9MP still photos recording 4K video, Video location tags, Stamps, location tags, Continuous autofocus video, Hyperlapse video support 1080p, Live focus with bokeh filters, Super Speed Dual Pixel Phase Detect Auto-Focus (PDAF), geotagging, Big Pixels technology, Quad Pixel technology
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 5 Megapixel Samsung Galaxy S9+ 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 S9+.
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 S9+.
Sensor Size (Front) 1/3.6" -
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, Smart Auto Focus, location tags, VDIS (Video Digital Image Stabilization) 17 filters
BATTERY AND CHARGING Samsung Galaxy S9+ LG K51S
Battery Capacity (Battery Size) 3500 mAh 4000 mAh LG K51S has larger battery capacity than Samsung Galaxy S9+.
Wireless Charging Yes - Samsung Galaxy S9+ can be charged wirelessly.
Wireless Charging Standards WPC, PMA -
Standby Time - 100 hours
Talk Time 1500 minutes 480 minutes Samsung Galaxy S9+ has longer battery life when making calls than LG K51S.
Run Time Details Active online usage (LTE): up to 15 hrs
Active online usage (3G): up to 13 hrs
Talk (3G): up to 1500 min
Playback (audio): up to 54 hrs
Playback (Always On Display Off): up to 94 hrs
Playback (video): up to 18 hrs
Active online usage (Wi-Fi): up to 15 hrs
Talk: up to 480 min
Standby: up to 100 hrs
Battery Technology - Lithium Ion
CELLULAR Samsung Galaxy S9+ LG K51S
Technology TD-SCDMA / WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 8.0 Oreo Android 9.0 Pie
User Interface - LG UX 9
Intelligent Assistant Bixby Google Assistant
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou, Galileo GPS
COMMUNICATIONS Samsung Galaxy S9+ LG K51S
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi 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 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
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, A2DP, AVRCP, HID, PBAP, MAP, HOGP 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 S9+ LG K51S
Supported Digital Audio Standards WAV, WMA, AAC, PCM, AMR, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, APE (Monkey's Audio), M4A, apt-X, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, OPUS, DFF, MID, AMR-WB, AMR-NB, Vorbis, DSD64, DSD128 WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis
Supported Digital Video Standards MKV, VC-1, FLV, AVC, AVI, MPEG-4, WMV, ASF, 3GP, H.264, H.263, M4V, WebM, HEVC, MP43, 3G2, WMV8, VP8, VP9, H.265, WMV7 MKV, FLV, AVI, WMV, ASF, 3GP, TS, WebM, OGM, MP4
Sound Enhancements Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound DTS: X 3D Surround Sound
FEATURES Samsung Galaxy S9+ 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, heart rate, 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 Multitasking, Face Unlock, Wi-Fi Miracast, Multi Window, MU-MIMO technology, Fast Charging, Samsung KNOX, High AOP Mic, Samsung DeX support, Bixby Vision, Intelligent Scan 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 S9+ LG K51S
Included Accessories Power adapter, SIM card removal tool, USB Connector (USB-C), micro-USB connector, USB-C cable, 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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