LG Optimus S (LS670) vs Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB)

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

3/18/2024 7:26 PM, updated: 3/18/2024 7:37 PM

Compare Samsung Galaxy A15 X LG Optimus S (LS670) 03Points

Specifications Compare Models Pictures

3.2"
TFT

320x480

3.1
MP

512MB
RAM

Single-core

1500
mAh

(Removable)

27Points Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB) Compare LG Optimus S X

Specifications Compare Models Pictures

6.5"
AMOLED

1080x2340

50
MP

13mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB)

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!

3 Advantages LG Optimus S (LS670)	vs	27 Advantages Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB)
+130 grams (4.55 ounces)54% Lighter	vs	200 grams (7 ounces)
+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)
600MHz 32bit Single-core	vs	+2.2GHz 64bit Octa-core (6nm)6 times More powerful processor, you can open your applications faster
512MB	vs	+6GB LPDDR4X11 times More RAM memory. Typically more responsive and better for multitasking.
512MB (140MB available)	vs	+128GB (108GB available)789 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
13.2 millimeters (0.52 inches)	vs	+8.4 millimeters (0.33 inches)57% Thinner
TFT LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
320x480 pixels	vs	+1080x2340 pixels15 times Higher resolution screen
180 PPI	vs	+396 PPI120% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.2"	vs	+6.5"103% Larger screen
(back) 3.1MP	vs	+(triple camera) 50MP + 5MP + 2MP17 times Higher resolution main camera
Not supported	vs	+LED flashAdvantage The LED flash helps in dark places or in low light
Not supported	vs	+(front) 13MPAdvantage A front-camera is best for taking selfies
VGA (640x480)	vs	+Full HD (1920x1080)6 times More image quality for recording videos with the primary camera
Android 2.3.3 Gingerbread	vs	+Android 14Advantage Android 14 is newer and safer
3G CDMA2000 EV-DO Rev A	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G CDMA2000 EV-DO Rev A) 0.153 Mbps	vs	+(4G LTE-A) 300 Mbps1960 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
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
1500 mAh	vs	+5000 mAh2 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general
802.11 b/g [wifi3]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
2.1 + A2DP	vs	+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

10 Common items in both devices

16 million

Only digital zoom

Autofocus

Capacitive

Multitouch

Accelerometer

Compass

+3 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
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Change model		Choose the model
Model	Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Other model names	Sprint LG Optimus S LS670, LG LS670	Galaxy A15 4G LTE SM-A155F/Dual-SIM NFC
Country or region available	USA	(Global, International), Turkey
Brand	LG	Samsung
Release date	11/8/2010	12/16/2023, Announced: 12/11/2023
Depth	13.2 millimeters (0.52 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	58.9 x 113.5 millimeters (2.32 x 4.47 in)	76.8 x 160.1 millimeters (3.02 x 6.3 in)
Weight	130 grams (4.55 ounces)	200 grams (7 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Display type	TFT LCD	Super AMOLED
Screen size	3.2" inches	6.5" inches
Screen-to-body ratio	~45.6% (screen-to-body ratio)	~84.3% (screen-to-body ratio)
Display resolution	320x480 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	180 PPI	396 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	90Hz
Display features	feature not registered	800nits[peak]
🤖 Operating System
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
System version	Android 2.2.2 Froyo	Android 14
Firmware update	Android 2.3.3 Gingerbread	feature not registered
User Interface	feature not registered	One UI 6.1
⚙️ Processor
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Chipset	32bit: Qualcomm Snapdragon S1 MSM7627	64bit: MediaTek Helio G99 (6nm)
CPU	Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-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 200	ARM Mali-G57 MC2
Performance (benchmark)	feature not registered	AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6)
💽 Memory and storage
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
RAM memory	512MB	6GB LPDDR4X
Internal storage	512MB (140MB available)	128GB (108GB available) eMMC 5.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	Not supported	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	0.153 Mbps	300/150 Mbps
Network technology	2G, 3G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Not supported	Quad-Band 850/900/1800/1900
Primary 2G network	CDMA 800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO	UMTS 850/900/2100
Primary 4G network	Not supported	LTE Cat7 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	CDMA2000 EV-DO Rev A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/2100
Secondary 4G network	Not supported	LTE Cat7 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Back camera (main camera)	3.1 megapixels	(triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4
Main camera resolution	2048x1536 pixels	8160x6120 pixels
Video recording (primary)	VGA (640x480) 15 fps	Full HD (1920x1080) 30 fps
Flash	Not supported	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	feature not registered	Supported
Image stabilization	feature not registered	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection	Face detection, Smile detection
BSI sensor	feature not registered	Supported
HDR	feature not registered	HDR photo on both cameras
Camera extras	feature not registered	1080p@30fps 720p@120fps (slow motion)
📸 Front camera
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Front camera (secondary)	Not supported	13 megapixels
Front camera resolution	Not supported	4128x3096 pixels
Video recording (secondary)	Not supported	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
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	feature not registered	2 microphones or more
Radio	Not supported	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, DivX, XviD, H.263, H.264, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	2.1 + A2DP	5.3 + A2DP/LE
WiFi	802.11 b/g [wifi3] (2.4GHz)	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	feature not registered	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Not supported	Supported
Infrared port	feature not registered	Not supported
🧭 Sensors
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Sensors	Accelerometer Compass Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Battery type	Li-Ion: lithium-ion (Removable) LGIP-400N	LiPo: li-ion polymer (Non removable)
Battery capacity	1500 mAh	5000 mAh
Charger, watts	Wired charging	25W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	5 hours	51 hours (2.1 days)
Standby	200 hours (8.3 days)	feature not registered
➕ Other features
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Not supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Gray • 2GB microSD included • LG 3Way Sync • HAC (M4/T4) • WiFi hotspot • Java framework	• Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow
☢️ Radiation rate
	LG Optimus S (LS670)	Galaxy A15 (SM-A155F/DSN 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.42W/kg (head), 1.29W/kg (body)