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LG G6 (H870i) vs Samsung Galaxy A51 5G (SM-A516U)

Side by side comparison between LG G6 vs Samsung Galaxy A51 5G phones, differences, pros, cons with full specifications. What's the better?

,
LG G6 (H870i)
5.7"
IPS

1440x2880

13
MP

5mp

4GB
RAM

64bit Quad

3230
mAh

(Non removable)

vs
16PointsSamsung Galaxy A51 5G (SM-A516U)Compare LG G6 X
Samsung Galaxy A51 5G (SM-A516U)
6.5"
AMOLED

1080x2400

48
MP

32mp

6GB
RAM

64bit Octa

4500
mAh

(Non removable)

What's the better phone? Samsung Galaxy A51 5G (SM-A516U)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

G6 (H870i)12 Advantages LG G6 (H870i)vsGalaxy A51 5G (SM-A516U)16 Advantages Samsung Galaxy A51 5G (SM-A516U)
+163 grams (5.71 ounces)15%
Lighter
vs187 grams (6.55 ounces)
+7.9 millimeters (0.31 inches)10%
Thinner
vs8.7 millimeters (0.34 inches)
+Dolby Vision/HDR10Advantage
The Dolby Vision/HDR10 display provides vibrant colors and more details
vsNot supported
+1440x2880 pixels60%
Higher resolution screen
vs1080x2400 pixels
+565 PPI40%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs405 PPI
+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
vsLED flash
+OIS (3-axis): Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+18W20%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
vs15W
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsUSB 2.0 Type-C, USB OTG On-The-Go
+IP68 certified, MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
2.35Ghz 64bit Quad-Corevs+2.2Ghz 64bit Octa-Core31%
More powerful processor, you can open your applications faster
4GB LPDDR4vs+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
64GB (51GB available)vs+128GB (105GB available)106%
More internal storage for applications and files
UFS 2.0vs+UFS 2.1Advantage
Fastest write and read storage.
TFT IPS LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
5.7"vs+6.5"14%
Larger screen
(dual camera) 13MP + 13MPvs+(quad camera) 48MP + 12MP + 5MP + 5MP169%
Higher resolution main camera
1/3" inchesvs+1/2" inches50%
The larger sensor camera lets you take photos with better depth.
(front) 5MPvs+(front) 32MP6 times
Higher resolution secondary camera to take pictures and selfies
(front) Full HD (1920x1080)vs+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
Android 9.0 Pievs+Android 10Advantage
Android 10 is newer and safer
4G+ LTE-Avs+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
(4G+ LTE-A) 600 Mbpsvs+(5G SA/NSA) 2000 Mbps2 times
Faster for surfing the internet and download files
Not supportedvs+ANT+Advantage
Sensors help you use the device
3230 mAhvs+4500 mAh39%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
4.2 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster

29 Common items in both devices
Until 1TB microSD, microSDXC
Aluminum frame, glass front/back / Aluminum body, glass front, plastic back
60Hz
16 million
Only digital zoom
PDAF: phase detection autofocus
HDR photo/video and HDR photo on front camera / HDR photo on both cameras
+22 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
ModelG6 (H870i)Galaxy A51 5G (SM-A516U)
Other model namesLG G6 (64GB) H870i, LG-H870i, LGH870iGalaxy A51 SM-A516UZKAXAA (Unlocked)
Country or region availableBrazil
Brazil
USA
USA
BrandLGSamsung
Release dateApril, 2017April, 2020
Depth7.9 millimeters (0.31 inches)8.7 millimeters (0.34 inches)
Size (width x height)71.9 x 148.9 millimeters (2.83 x 5.86 in)73.6 x 158.9 millimeters (2.9 x 6.26 in)
Weight163 grams (5.71 ounces)187 grams (6.55 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum frame, glass front/backAluminum body, glass front, plastic back
Protection against water and othersIP68 certified: dust/water proof over 1.5 meter and 30min.
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
Not supported
System (OS)LG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
Operating systemAndroid 7.0 NougatAndroid 10
Firmware updateAndroid 9.0 Piefeature not registered
HardwareLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
Chipset64bit - Qualcomm Snapdragon 821 MSM8996 (14nm)64bit - Samsung Exynos 980 Octa (8nm)
CPU processorQuad-Core, 2 processors:
2.35Ghz Dual-Core Kryo
1.6Ghz Dual-Core Kryo
Octa-Core, 2 processors:
2.2Ghz Dual-Core ARM Cortex-A77
1.8Ghz Hexa-Core ARM Cortex-A55
GPU graphical controllerQualcomm Adreno 530 650MhzARM Mali-G76 MP5
RAM memory4GB LPDDR46GB LPDDR4X
Internal storage64GB (51GB available)
UFS 2.0
128GB (105GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)
DisplayLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
Display typeTFT IPS LCDSuper AMOLED
Screen size5.7" inches6.5" inches
Screen-to-body ratio~78.3% (screen-to-body ratio)~87.2% (screen-to-body ratio)
Display resolution1440x2880 pixels (18:9)1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)565 PPI405 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Gorilla Glass 3
Display features60Hz, Dolby Vision/HDR1060Hz
Mobile networksLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum download/upload600/150 Mbps2000/200 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat12 (Bands 1, 3, 5, 7, 8, 20, 28)LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (41, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported
CallingLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
CameraLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
Back camera (main camera)(dual camera)
13 megapixels
13MP ultrawidef/2.41/4"12mm125ºFF
(quad camera)
48 megapixels
12MP ultrawidef/2.213mm1.12µm
5MP telephotof/2.440mm
5MP depthf/2.21/5.0"1.12µm
Main camera resolution4160x3120 pixels8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashDual-LED flashLED flash
Focal aperturef/1.8 (aperture)f/2.0 (aperture)
Focal length30mm lens26mm lens
Sensor size1/3" inches1/2" inches
Pixel size1.12µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS (3-axis): Optical stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo/video and HDR photo on front cameraHDR photo on both cameras
2ª cameraLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
Front camera (secondary)5 megapixels32 megapixels
Front camera resolution2560x1920 pixels6528x4896 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.2 (aperture)
Focal length18mm lens26mm lens
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.8µm pixel
MultimediaLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
RadioFMFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, DivX, XviDMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivityLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
USBUSB 3.1 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
TV outputUSB Type-C SlimPort®Not supported
Audio output3.5mm jack3.5mm jack
Bluetooth4.2 + A2DP5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedNot supported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Barometer
Hall effect
Face unlock
Fingerprint sensor (rear-mounted)
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Hall effect
Face unlock
Fingerprint sensor (under display)
ANT+
Other features- Colors: Astro black, Mystic white, Ice platinum
- LG UX 6.0 UI
- Fast battery charging: 50% in 30min
- Quick Charge 3.0
- Slow motion 720p@120fps
- Dolby Vision/HDR10
- 32bit/192kHz audio
- Knock Code, KnockOn
- WiFi direct, hotspot
- Colors: Prism Cube Black, Prism Cube White, Prism Cube Pink
- One UI 2
- Always On Display
- WiFi direct, hotspot
Power supplyLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity3230 mAh4500 mAh
Charger, watts18W Fast battery charging
Quick Charge 3
15W Fast battery charging
Talk time autonomy1380 minutes | 23 hours | 1 dayfeature not registered
Standby23040 minutes | 384 hours | 16 daysfeature not registered
Radiation rateLG G6 (H870i)Samsung Galaxy A51 5G (SM-A516U)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered1.18W/kg (head) | 1.2W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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