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LG G6 (H870i) vs Samsung Galaxy M55 (SM-M556B/DS 128GB)

Side by side comparison between LG G6 vs Samsung Galaxy M55 phones, differences, pros, cons and full specifications. What's the better?

,
5.7"
IPS

1440x2880

13
MP

5mp

4GB
RAM

Quad-core

3230
mAh

(Non removable)

vs
20Points Samsung Galaxy M55 (SM-M556B/DS 128GB) Compare LG G6 X
6.7"
AMOLED

1080x2400

50
MP

50mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M55 (SM-M556B/DS 128GB)

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) vs Galaxy M55 (SM-M556B/DS 128GB)} 20 Advantages Samsung Galaxy M55 (SM-M556B/DS 128GB)
+163 grams (5.71 ounces)10%
Lighter
vs180 grams (6.3 ounces)
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+Dolby Vision/HDR10Advantage
The Dolby Vision/HDR10 display provides vibrant colors and more details
vsNot supported
+1440x2880 pixels60%
Higher resolution screen
vs1080x2400 pixels
+565 PPI44%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs393 PPI
+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
vsLED flash
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
+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
+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
+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-core (14nm)vs+2.4GHz 64bit Octa-core (4nm)41%
More powerful processor, you can open your applications faster
4GB LPDDR4vs+8GB LPDDR4X100%
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 2.2Advantage
Fastest write and read storage.
7.9 millimeters (0.31 inches)vs+7.8 millimeters (0.31 inches)1%
Thinner
TFT IPS LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
60Hzvs+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
5.7"vs+6.7"18%
Larger screen
(dual camera) 13MP + 13MPvs+(triple camera) 50MP + 8MP + 2MP131%
Higher resolution main camera
1/3" inchesvs+1/1.56" inches92%
The larger sensor camera lets you take photos with better depth.
(front) 5MPvs+(front) 50MP9 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 15Advantage
Android 15 is newer and safer
4G LTE-Avs+5G Sub6Advantage
The 5G Sub6 network is newer and faster
(4G LTE-A) 600 Mbpsvs+(5G Sub6) 3000 Mbps4 times
Faster for surfing the internet and download files
3230 mAhvs+5000 mAh55%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
18Wvs+45W150%
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.
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)Advantage
You can have more mobile carriers/operators on the same device.
802.11 a/b/g/n/ac [wifi5]vs+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
4.2 + A2DPvs+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster

27 Common items in both devices
Until 1TB microSD, microSDXC
16 million
Only digital zoom
PDAF: phase detection autofocus
OIS (3-axis): Optical stabilization / OIS: Optical stabilization
BSI sensor
HDR photo/video and HDR photo on front camera / HDR photo on both cameras
+20 specs and more in the table below

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

Highlight differences Clear highlight

📱 Model features

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
ModelLG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
Other model namesLG G6 (64GB) H870i, LG-H870i, LGH870iGalaxy M55 5G SM-M556B/Dual-SIM
Country or region availableBrazil
Brazil
(Global, International)BangladeshMexico
(Global, International), Bangladesh, Mexico
BrandLGSamsung
Release date4/1/2017, Announced: 2/26/20173/28/2024
Depth7.9 millimeters (0.31 inches)7.8 millimeters (0.31 inches)
Size (width x height)71.9 x 148.9 millimeters (2.83 x 5.86 in)76.5 x 163.9 millimeters (3.01 x 6.45 in)
Weight163 grams (5.71 ounces)180 grams (6.3 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersIP68 certified: dust/waterproof over 1.5 meters and 30min.
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
Not supported

📲 Display

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
Display typeTFT IPS LCDSuper AMOLED
Screen size5.7" inches6.7" inches
Screen-to-body ratio~78.3% (screen-to-body ratio)~86.4% (screen-to-body ratio)
Display resolution1440x2880 pixels (18:9)1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)565 PPI393 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Not supported
Refresh rate60Hz120Hz
Display featuresDolby Vision/HDR10
Always-On Display
Always-On Display

🤖 Operating System

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
System versionAndroid 7.0 NougatAndroid 14
Firmware updateAndroid 9.0 PieAndroid 15
User InterfaceLG UX UI 6.0 / 8.0One UI 6.1 / 7.0

⚙️ Processor

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
Chipset64bit: Qualcomm Snapdragon 821 (MSM8996AC) (14nm)64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)
CPUQuad-core, 2 processors:
2x 2.35GHz Kryo (Dual-core)
2x 1.6GHz Kryo (Dual-core)
Octa-core, 3 processors:
1x 2.4GHz ARM Cortex-A710 (Single-core)
3x 2.36GHz ARM Cortex-A710 (Triple-core)
4x 1.8GHz ARM Cortex-A510 (Quad-core)
GPU graphical controllerQualcomm Adreno 530 (653MHz)Qualcomm Adreno 644 (443MHz)
Performance (benchmark)AnTuTu: 158785 (v7)
Geekbench: 4175 (v4.4)
GFXBench: 8.5fps (ES 3.1 onscreen)
AnTuTu: 582102 (v10)

💽 Memory and storage

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
RAM memory4GB LPDDR48GB LPDDR4X
Internal storage64GB (51GB available)
UFS 2.0
128GB (105GB available)
UFS 2.2
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

📶 Mobile networks

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload600/150 Mbps3000/1024 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse 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 (1, 3, 5, 7, 8, 20, 28)LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6

📷 Camera

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
Back camera (main camera)(dual camera)
13 megapixels
13MP ultrawide f/2.41/4"12mm125°FF
(triple camera)
50 megapixels
8MP ultrawide f/2.2123°
2MP macro f/2.4
Main camera resolution4160x3120 pixels8160x6120 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashDual-LED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal length30mm (lens)feature not registered
Sensor size1/3" inches1/1.56" inches
Pixel size1.12µm pixel1µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS (3-axis): Optical stabilizationOIS: Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedSupported
HDRHDR photo/video and HDR photo on front cameraHDR photo on both cameras
Camera extras1080p@60fps
720p@120fps
4K@30fps
1080p@30/60fps
720p@240fps (slow motion)

📸 Front camera

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
Front camera (secondary)5 megapixels50 megapixels
Front camera resolution2560x1920 pixels8160x6120 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.4 (aperture)
Focal length18mm (lens)feature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
LoudspeakerStereo sound
32-bit/192kHz
Stereo sound
Active noise cancellation2 microphones or more2 microphones
RadioFMNot supported
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

🔌 Connectivity

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
USBUSB 3.1 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputUSB Type-C SlimPort®USB Type-C (reversible)
Bluetooth4.2 + A2DP5.2 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
SensorsAccelerometer
Ambient light sensor
Barometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity3230 mAh5000 mAh
Charger, watts18W Wired fast charging
Quick Charge 3
45W Wired fast charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy23 hoursfeature not registered
Standby384 hours (16 days)feature not registered

➕ Other features

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Astro black, Mystic white, Ice platinum
• Fast battery charging: 50% in 30min
• Knock Code, KnockOn
• Colors: Dark Blue, Light Green

☢️ Radiation rate

LG G6 (H870i)Galaxy M55 (SM-M556B/DS 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.79W/kg (head), 1.09W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered0.96W/kg (head), 0.98W/kg (body)
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