LG G6 vs. Samsung Galaxy A51

Phone Comparison, Reviews and Tests

Detailed comparison and review of LG G6 and Samsung Galaxy A51. 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

LG G6 vs. Samsung Galaxy A51 Comparison Chart
DESIGN AND DIMENSIONS LG G6 Samsung Galaxy A51
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A515F/DSN
Form Factor Touch Touch
Height 148.9 mm 158.5 mm Samsung Galaxy A51 has greater height than LG G6.
Width 71.9 mm 73.6 mm Samsung Galaxy A51 has greater width than LG G6.
Depth 7.9 mm 7.9 mm Both phones are the same depth.
Weight 163 g 172 g LG G6 is lighter than LG G6.
Body Colour Black | Ice platinum Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white
Body Material Gorilla glass 5 -
Protection Shockproof, dustproof, splashproof, scratch-resistant, water-resistant -
Waterproof (Water-resistant) Yes - LG G6 is waterproof.
IP rating IEC 60529 IP68 -
SAR Value - 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb)
Integrated Components FM radio -
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
DISPLAY LG G6 Samsung Galaxy A51
Display Type LCD display OLED display
Display Technology IPS Super AMOLED
Screen Size (Display Size) 5.7" 6.5" Samsung Galaxy A51 has larger screen size than LG G6.
Screen Resolution (Display Resolution) 2880 x 1440 pixels 2400 x 1080 pixels LG G6 has better screen resolution than Samsung Galaxy A51.
Display Format QHD+ Full HD+
Pixel Density 564 ppi 408 ppi LG G6 has better pixel density than Samsung Galaxy A51.
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
HDR Yes - LG G6 has HDR.
HDR Technology HDR10 -
Display Enhancement Technology Dolby Vision -
Display Features In-Cell Display Technology, Always-on display, FullVision display Edge-to-Edge screen, Infinity O display
Display Protection (Screen Protector) Corning Gorilla Glass 3 (scratch resistant glass), Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR LG G6 Samsung Galaxy A51
Processor Type (CPU) Qualcomm Snapdragon 821 Samsung Exynos 9611
Processor Number MSM8996 Pro -
Clock Speed 2.35 GHz 2.3 GHz LG G6 has higher clock speed than Samsung Galaxy A51.
Processor Core Qty Quad-core 8-core Samsung Galaxy A51 has higher processor core quantity than LG G6.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 530 -
MEMORY LG G6 Samsung Galaxy A51
RAM 4 GB 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 128 GB Samsung Galaxy A51 has more internal memory than LG G6.
User Memory - 107 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 512 GB
CAMERA LG G6 Samsung Galaxy A51
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 13 Megapixel 48 Megapixel Samsung Galaxy A51 has better camera resolution than LG G6.
Lens Type Telephoto lens -
Lens Aperture F/1.8 F/2.0 LG G6 has better lens aperture than LG G6.
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - LG G6 has optical stabilisation.
Focus Adjustment Automatic Automatic
Digital Zoom 8x 8x Both phones have the same digital zoom.
Special Effects HDR -
Camera Modes Slow motion video, Panorama, Time-lapse mode, BurstShot, manual mode, Cheese Shot, Food mode, Timer Shot, Snap video mode, Popout Mode, 360 Panorama mode Slow motion mode, Live Focus mode
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Closed loop processing, geotagging, RAW image capture, camera roll view, Steady Record 2.0, Square Camera AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur
SECOND CAMERA
Sensor Resolution (2nd Camera) 13 Megapixel 12 Megapixel LG G6 has better second camera resolution than Samsung Galaxy A51.
Lens Type (2nd Camera) Wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.4 F/2.2 Samsung Galaxy A51 has better second camera lens aperture than LG G6.
Field of View (2nd Camera) - 123 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 5 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) - 5 Megapixel
Lens Type (4th Camera) - Telephoto lens
Lens Aperture (4th Camera) - F/2.2
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 32 Megapixel Samsung Galaxy A51 has better front camera resolution than LG G6.
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Focus Adjustment - Focus free
Camera Modes (Front) Time-lapse mode, Gesture Shot, Share Shot function, Auto Shot, GIF animation function, Popout Mode, Square Camera -
Light Source (Front) Flash -
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) Electronic Image Stabiliser (EIS) -
BATTERY AND CHARGING LG G6 Samsung Galaxy A51
Battery Capacity (Battery Size) 3300 mAh 4000 mAh Samsung Galaxy A51 has larger battery capacity than LG G6.
Fast Charging Technology Qualcomm Quick Charge 3.0 - LG G6 has fast charging technology.
Talk Time - 1920 minutes
Run Time Details - Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 20 hrs
Playback (audio): up to 87 hrs
Talk (4G): up to 1920 min
Battery Technology Lithium polymer Lithium Ion
CELLULAR LG G6 Samsung Galaxy A51
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 7.0 Nougat Android 10
User Interface LG UX 6.0 One UI
Intelligent Assistant Google Assistant Bixby
Payment Technology Android Pay -
Navigation GPS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS LG G6 Samsung Galaxy A51
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 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 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66
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 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 4.2 Bluetooth 5.0 LE
Bluetooth Profiles HFP, HSP, OPP, PAN, AVRCP, HID, SAP, PBAP, MAP, HOGP HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA LG G6 Samsung Galaxy A51
Supported Digital Audio Standards WAV, WMA, AAC, MP3, AAC +, OGG, eAAC+, MIDI, MP4, AMR-WB, AMR-NB WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, FLV, AVI, M-JPEG, XviD, MPEG-4, WMV, ASF, 3GP, H.263, TS, WebM, VP8, VP9, Theora, OGM, MPEG4-ASP, MPEG4-SP, H.264 BP, H.264 MP, H.264 HP, H.265 Main, H.265 Main10 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
FEATURES LG G6 Samsung Galaxy A51
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, gyro sensor, hall sensor Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features TTY compatible, software updates FOTA (Firmware Over The Air), multitasking, HD Voice, Wi-Fi Calling, Wireless Emergency Alerts function, QuickMemo+ function, Smart Cleaning, Alarm Clock, Noise suppression by NXP Solution, Fast Charging, HD audio recorder, DriveMode, TTD compatible Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines
Android Enterprise Recommended Yes -
OTHERS LG G6 Samsung Galaxy A51
Included Accessories Power adapter, USB-C cable Power adapter
Compliant Standards IEC 60529 IP68, MIL-STD 810G, HAC (Hearing Aid Compatible) -
Max Depth of Water Resistance 1.5 m -
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