Samsung Galaxy S2 HD (SHV-E120K) vs Samsung Galaxy A15 (SM-A155M/N 256GB)

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Side by side comparison between Samsung Galaxy S2 HD vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?

3/18/2024 5:17 PM, updated: 3/18/2024 7:37 PM

Compare Samsung Galaxy A15 X Samsung Galaxy S2 HD (SHV-E120K) 07Points

Specifications Compare Models Pictures

4.65"
AMOLED

720x1280

8
MP

2mp

1GB
RAM

Dual-core

1850
mAh

(Removable)

22Points Samsung Galaxy A15 (SM-A155M/N 256GB) Compare Samsung Galaxy S2 HD X

Specifications Compare Models Pictures

6.5"
AMOLED

1080x2340

50
MP

13mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A15 (SM-A155M/N 256GB)

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!

7 Advantages Samsung Galaxy S2 HD (SHV-E120K)	vs	22 Advantages Samsung Galaxy A15 (SM-A155M/N 256GB)
+140 grams (4.9 ounces)43% Lighter	vs	200 grams (7 ounces)
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+Digital TVAdvantage Watch your favorite TV shows anywhere	vs	Not supported
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+Gorilla GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
1.5GHz 32bit Dual-core	vs	+2.2GHz 64bit Octa-core (6nm)133% More powerful processor, you can open your applications faster
1GB LPDDR2	vs	+8GB LPDDR4X7 times More RAM memory. Typically more responsive and better for multitasking.
16GB	vs	+256GB (236GB available)14 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 1TB microSD, microSDXC31 times More external storage for files using memory cards
9.5 millimeters (0.37 inches)	vs	+8.4 millimeters (0.33 inches)13% Thinner
720x1280 pixels	vs	+1080x2340 pixels174% Higher resolution screen
316 PPI	vs	+396 PPI25% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.65"	vs	+6.5"40% Larger screen
(back) 8MP	vs	+(triple camera) 50MP + 5MP + 2MP6 times Higher resolution main camera
Not supported	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 2MP	vs	+(front) 13MP6 times Higher resolution secondary camera to take pictures and selfies
(front) VGA (640x480)	vs	+(front) Full HD (1920x1080)6 times More image quality for recording videos with the secondary camera
Android 4.1.2 Jelly Bean	vs	+Android 14Advantage Android 14 is newer and safer
(4G LTE) 100 Mbps	vs	+(4G LTE-A) 300 Mbps2 times Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (side-mounted)Advantage Sensors help you use the device
1850 mAh	vs	+5000 mAh170% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general
802.11 a/b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
3.0 + A2DP	vs	+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

17 Common items in both devices

Super AMOLED

16 million

LED flash

Only digital zoom

Autofocus

EIS: Digital stabilization

Full HD (1920x1080)

+10 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

📱 Model features
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Change model		Choose the model
Model	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Other model names	Samsung Galaxy S2 HD LTE SHV-E120K, Samsung Dali	Galaxy A15 4G LTE SM-A155M/NFC (Single-SIM)
Country or region available	South Korea	(Latin America), Peru
Brand	Samsung	Samsung
Release date	12/1/2011	12/16/2023, Announced: 12/11/2023
Depth	9.5 millimeters (0.37 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	68.8 x 132.65 millimeters (2.71 x 5.22 in)	76.8 x 160.1 millimeters (3.02 x 6.3 in)
Weight	140 grams (4.9 ounces)	200 grams (7 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Display type	Super AMOLED	Super AMOLED
Screen size	4.65" inches	6.5" inches
Screen-to-body ratio	~65.3% (screen-to-body ratio)	~84.3% (screen-to-body ratio)
Display resolution	720x1280 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	316 PPI	396 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass	Not supported
Refresh rate	feature not registered	90Hz
Display features	feature not registered	800nits[peak]
🤖 Operating System
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
System version	Android 2.3.6 Gingerbread	Android 14
Firmware update	Android 4.1.2 Jelly Bean	feature not registered
User Interface	feature not registered	One UI 6.1
⚙️ Processor
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Chipset	32bit: Qualcomm Snapdragon S3 MSM8660	64bit: MediaTek Helio G99 (6nm)
CPU	Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core)	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controller	Qualcomm Adreno 220	ARM Mali-G57 MC2
Performance (benchmark)	feature not registered	AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6)
💽 Memory and storage
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
RAM memory	1GB LPDDR2	8GB LPDDR4X
Internal storage	16GB	256GB (236GB available) eMMC 5.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) micro-SIM (3FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	100/50 Mbps	300/150 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat3 (Bands 3)	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
📷 Camera
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Back camera (main camera)	8 megapixels	(triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4
Main camera resolution	3264x2448 pixels	8160x6120 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	feature not registered	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	Not supported	HDR photo on both cameras
Camera extras	feature not registered	1080p@30fps 720p@120fps (slow motion)
📸 Front camera
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Front camera (secondary)	2 megapixels	13 megapixels
Front camera resolution	1600x1200 pixels	4128x3096 pixels
Video recording (secondary)	VGA (640x480)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM (RDS)
TV	Digital TV	Not supported
Video formats	MP4, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Micro-B USB MHL	USB Type-C (reversible)
Bluetooth	3.0 + A2DP	5.3 + A2DP/LE
WiFi	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	1850 mAh	5000 mAh
Charger, watts	Wired charging	25W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	5.9 hours	51 hours (2.1 days)
Standby	290 hours (12.1 days)	feature not registered
➕ Other features
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (Swype), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, Flash player	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Noble black, Ceramic white, Titanium silver • Samsung TouchWiz 4.0 UI • T-DMB TV (it doesnt work in USA, only Korea) • Java framework	• Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow
☢️ Radiation rate
	Galaxy S2 HD (SHV-E120K)	Galaxy A15 (SM-A155M/N 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.31W/kg (head)	feature not registered