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HTC Desire 820 (4G LTE) vs Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB)

Side by side comparison between HTC Desire 820 vs Samsung Galaxy M55 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy M55 X HTC Desire 820 (4G LTE) 04Points
5.5"
SLCD3

720x1280

13
MP

8mp

2GB
RAM

Octa-core

2600
mAh

(Non removable)

vs
26Points Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB) Compare HTC Desire 820 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 256GB/8GB)

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!

Desire 820 (4G LTE)} 4 Advantages HTC Desire 820 (4G LTE) vs Galaxy M55 (SM-M556B/DS 256GB/8GB)} 26 Advantages Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB)
+155 grams (5.43 ounces)16%
Lighter
vs180 grams (6.3 ounces)
+7.7 millimeters (0.3 inches)1%
Thinner
vs7.8 millimeters (0.31 inches)
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
1.5GHz 64bit Octa-corevs+2.4GHz 64bit Octa-core (4nm)80%
More powerful processor, you can open your applications faster
2GB LPDDR3vs+8GB LPDDR4X3 times
More RAM memory. Typically more responsive and better for multitasking.
16GB (12GB available)vs+256GB (233GB available)18 times
More internal storage for applications and files
Until 128GB microSD, microSDXCvs+Until 1TB microSD, microSDXC7 times
More external storage for files using memory cards
TFT Super LCD 3vs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
720x1280 pixelsvs+1080x2400 pixels181%
Higher resolution screen
267 PPIvs+393 PPI47%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"vs+6.7"22%
Larger screen
(back) 13MPvs+(triple camera) 50MP + 8MP + 2MP4 times
Higher resolution main camera
HDR photo only main cameravs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
f/2.2 (aperture)vs+f/1.8 (aperture)22%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MPvs+(front) 50MP5 times
Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)vs+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
Android 4.4.2 KitKatvs+Android 15Advantage
Android 15 is newer and safer
4G LTE-Avs+5G Sub6Advantage
The 5G Sub6 network is newer and faster
(4G LTE-A) 150 Mbpsvs+(5G Sub6) 3000 Mbps19 times
Faster for surfing the internet and download files
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (under display)Advantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
2600 mAhvs+5000 mAh92%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
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 [wifi4]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
4.0 + A2DPvs+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.

19 Common items in both devices
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
BSI sensor
Capacitive
Multitouch
+12 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

๐Ÿ“ฑ Model features

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
ModelDesire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
Other model namesHTC Desire 820 LTE-A, HTC A50Galaxy M55 5G SM-M556B/Dual-SIM
Country or region availablefeature not registered(Global, International)BrazilColombiaMexico
(Global, International), Brazil, Colombia, Mexico
BrandHTCSamsung
Release date10/1/20143/28/2024
Depth7.7 millimeters (0.3 inches)7.8 millimeters (0.31 inches)
Size (width x height)78.7 x 157.7 millimeters (3.1 x 6.21 in)76.5 x 163.9 millimeters (3.01 x 6.45 in)
Weight155 grams (5.43 ounces)180 grams (6.3 ounces)
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedNot supported

๐Ÿ“ฒ Display

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
Display typeTFT Super LCD 3Super AMOLED
Screen size5.5" inches6.7" inches
Screen-to-body ratio~67.2% (screen-to-body ratio)~86.4% (screen-to-body ratio)
Display resolution720x1280 pixels1080x2400 pixels (20:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch 10-points
Pixel density (dot pitch)267 PPI393 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh ratefeature not registered120Hz
Display featuresfeature not registeredAlways-On Display

๐Ÿค– Operating System

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
System versionAndroid 4.4.2 KitKatAndroid 14
Firmware updatefeature not registeredAndroid 15
User Interfacefeature not registeredOne UI 6.1 / 7.0

โš™๏ธ Processor

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
Chipset64bit: Qualcomm Snapdragon 615 MSM8939 (28nm)64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)
CPUOcta-core, 2 processors:
4x 1.5GHz ARM Cortex-A53 (Quad-core)
4x 1GHz ARM Cortex-A53 (Quad-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 405Qualcomm Adreno 644 (443MHz)
Performance (benchmark)feature not registeredAnTuTu: 582102 (v10)

๐Ÿ’ฝ Memory and storage

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
RAM memory2GB LPDDR38GB LPDDR4X
Internal storage16GB (12GB available)256GB (233GB available)
UFS 2.2
External storageUntil 128GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

๐Ÿ“ถ Mobile networks

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
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 / Upload150/50 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 850/900/1900/2100 - ASIA: 900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE 900/1800/2100/2600 - ASIA: 1900/2300/2500/2600LTE 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

๐Ÿ“ท Camera

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
Back camera (main camera)13 megapixels(triple camera)
50 megapixels
8MP ultrawide f/2.2123ยฐ
2MP macro f/2.4
Main camera resolution4160x3120 pixels8160x6120 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/2.2 (aperture)f/1.8 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/1.56" inches
Pixel sizefeature not registered1ยตm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationfeature not registeredOIS: Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedSupported
HDRHDR photo only main cameraHDR photo on both cameras
Camera extrasfeature not registered4K@30fps
1080p@30/60fps
720p@240fps (slow motion)

๐Ÿ“ธ Front camera

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
Front camera (secondary)8 megapixels50 megapixels
Front camera resolution3264x2448 pixels8160x6120 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.4 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

๐Ÿ”‰ Sound and multimedia

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
LoudspeakerSupportedStereo sound
Active noise cancellation2 microphones or more2 microphones
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, WMA, eAAC+, FLAC

๐Ÿ”Œ Connectivity

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputNot supportedUSB Type-C (reversible)
Bluetooth4.0 + A2DP5.2 + A2DP/LE
WiFi802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCNot supportedSupported
Infrared portNot supportedNot supported

๐Ÿงญ Sensors

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
SensorsAccelerometer
Ambient light sensor
Compass
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity2600 mAh5000 mAh
Charger, wattsWired charging45W Wired fast charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomy22 hoursfeature not registered
Standby424 hours (17.7 days)feature not registered

โž• Other features

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
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
Miscellaneousโ€ข Colors: White, Grey, Tangerine, Blue, Orange
โ€ข HTC Sense UI 6.0
โ€ข HTC BoomSound
โ€ข Face Fusion
โ€ข Java framework
โ€ข Colors: Dark Blue, Light Green

โ˜ข๏ธ Radiation rate

HTC Desire 820 (4G LTE)Galaxy M55 (SM-M556B/DS 256GB/8GB)
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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