OPPO Find X vs. LG K51S

Phone Comparison, Reviews and Tests

Detailed comparison and review of OPPO Find X 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.

Phone Specifications Comparison

OPPO Find X vs. LG K51S Comparison Chart
DESIGN AND DIMENSIONS OPPO Find X LG K51S
Product Type Smartphone Smartphone
Manufacturer Model Number CPH1875 LM-K510EMW
Form Factor Touch Touch
Height 156.7 mm 165.2 mm LG K51S has greater height than OPPO Find X.
Width 74.2 mm 76.7 mm LG K51S has greater width than OPPO Find X.
Depth 9.6 mm 8.26 mm LG K51S is narrower than OPPO Find X.
Weight 186 g 194 g OPPO Find X is lighter than OPPO Find X.
Body Colour Bordeaux red | Glacier blue Pink | Titan
Waterproof (Water-resistant) - -
SAR Value 1.658 W/kg (body), 1.57 W/kg (head), 3.99 W/kg (limb) 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
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY OPPO Find X LG K51S
Display Type OLED display LCD display
Display Technology AMOLED IPS
Screen Size (Display Size) 6.4" 6.55" LG K51S has larger screen size than OPPO Find X.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 1600 x 720 pixels OPPO Find X has better screen resolution than LG K51S.
Display Format Full HD+ HD+
Pixel Density 430 ppi 268 ppi OPPO Find X has better pixel density than LG K51S.
Aspect Ratio 19.5:9 20:9
Max Brightness 430 cd/m² 400 cd/m² OPPO Find X has better display brightness than LG K51S.
Colour Depth 16.7 million colours -
Display Features Panoramic Arc Screen Reading mode, FullVision display, night mode, hole in display
Display Protection (Screen Protector) - Tempered glass
PROCESSOR OPPO Find X LG K51S
Processor Type (CPU) Qualcomm Snapdragon 845 MediaTek
Processor Number - MT6765
Clock Speed - 2.3 GHz
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 OPPO Find X LG K51S
RAM 8 GB 3 GB OPPO Find X has more RAM than LG K51S.
Internal Memory Size (Storage Capacity) 256 GB 64 GB OPPO Find X has more internal memory than LG K51S.
User Memory - 50.2 GB
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSDXC - up to 2 TB
CAMERA OPPO Find X LG K51S
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 20 Megapixel 32 Megapixel LG K51S has better camera resolution than OPPO Find X.
Lens Aperture F/2.0 F/1.8 LG K51S has better lens aperture than OPPO Find X.
Field of View (FoV) - 76.3 degree(s)
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - OPPO Find X has optical stabilisation.
Focus Adjustment Automatic Automatic
Minimum Focal Length (Focal Distance) - 24 mm
Digital Zoom - 8x
Self-Timer Delay - Yes
Special Effects - HDR
Camera Modes - Burst mode, portrait mode, Flowers, Animals, Food, Person, Sunset, Sunrise, City, Landscape
Face Recognition (Face ID) - Face detection LG K51S has face detection.
White Balance - Automatic
Light Source LED flash LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) AI Dual camera, AI Beautify, AI scene recognition Phase Detect Auto-Focus (PDAF), geotagging, Big Pixels technology, Quad Pixel technology
SECOND CAMERA
Sensor Resolution (2nd Camera) 16 Megapixel 5 Megapixel OPPO Find X has better second camera resolution than LG K51S.
Lens Type (2nd Camera) - Super wide-angle lens
Lens Aperture (2nd Camera) F/2.0 F/2.2 OPPO Find X has better second camera lens aperture than OPPO Find X.
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 3 1
Front Camera Design Pop-up -
Sensor Resolution (Front) 25 Megapixel 13 Megapixel OPPO Find X has better front camera resolution than LG K51S.
Lens Aperture (Front) F/2.0 -
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
Camera Features (2nd Front) Flood Illuminator, Dot Projector -
THIRD FRONT CAMERA
Camera Functions (3rd Front) Infrared Camera -
BATTERY AND CHARGING OPPO Find X LG K51S
Battery Capacity (Battery Size) 3400 mAh 4000 mAh LG K51S has larger battery capacity than OPPO Find X.
Fast Charging Technology SuperVOOC Flash Charge technology - OPPO Find X has fast charging technology.
Standby Time - 100 hours
Talk Time - 480 minutes
Run Time Details - Talk: up to 480 min
Standby: up to 100 hrs
Battery Technology - Lithium Ion
CELLULAR OPPO Find X LG K51S
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System ColorOS 5.1 (based on Android 8.1) Android 9.0 Pie
User Interface - LG UX 9
Intelligent Assistant - Google Assistant
Navigation GPS, A-GPS GPS
COMMUNICATIONS OPPO Find X LG K51S
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE 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 6, Band 8, Band 19 -
3G UMTS Frequency 2100, 1900, 1700, 850, 800, 900, 800 -
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 29, Band 32, Band 34, 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 700d, FDD 1500 L, TDD 2000, 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 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 LG K51S has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA OPPO Find X LG K51S
Supported Digital Audio Standards - WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis
Supported Digital Video Standards - MKV, FLV, AVI, WMV, ASF, 3GP, TS, WebM, OGM, MP4
Sound Enhancements - DTS: X 3D Surround Sound
FEATURES OPPO Find X 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, digital compass Accelerometer, ambient light sensor, proximity sensor, digital compass
Security Devices Face recognition Fingerprint reader
Security Technology Laser 3D face recognition -
Additional Phone Features 3D Structured Light technology DLNA Certified, Dual microphones, KnockON, QuickMemo+ function, Mini View function, Capture+, EasyHome, Clip Tray, Google Lens, AI Cam, Game Tools, Google Assistant Button
OTHERS OPPO Find X LG K51S
Included Accessories Headset, power adapter, SIM card removal tool, pre-installed screen protection film, USB-C cable, USB-C to 3.5 jack audio cable, protective case Power adapter, SIM card removal tool, USB-C cable
Compliant Standards - MIL-STD 810G
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