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Blu S1 vs Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB)

Side by side comparison between Blu S1 vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?

,
5.2"
IPS

720x1280

13
MP

5mp

2GB
RAM

Octa-core

2800
mAh

(Non removable)

vs
21Points Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB) Compare Blu S1 X
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!

S1} 2 Advantages Blu S1 vs Galaxy A15 (SM-A155F/DSN 128GB/6GB)} 21 Advantages Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB)
+137 grams (4.8 ounces)46%
Lighter
vs200 grams (7 ounces)
+Proximity sensorAdvantage
Sensors help you use the device
vsVirtual proximity sensor
1.5GHz 64bit Octa-corevs+2.2GHz 64bit Octa-core (6nm)85%
More powerful processor, you can open your applications faster
2GB LPDDR3vs+6GB LPDDR4X2 times
More RAM memory. Typically more responsive and better for multitasking.
16GB (9GB available)vs+128GB (108GB available)11 times
More internal storage for applications and files
Until 256GB microSD, microSDXCvs+Until 1TB microSD, microSDXC3 times
More external storage for files using memory cards
TFT IPS LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
720x1280 pixelsvs+1080x2340 pixels174%
Higher resolution screen
282 PPIvs+396 PPI40%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.2"vs+6.5"25%
Larger screen
(back) 13MPvs+(triple camera) 50MP + 5MP + 2MP3 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/2.0 (aperture)vs+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 5MPvs+(front) 13MP160%
Higher resolution secondary camera to take pictures and selfies
(front) HD (1280x720)vs+(front) Full HD (1920x1080)125%
More image quality for recording videos with the secondary camera
Android 7.0 Nougatvs+Android 14Advantage
Android 14 is newer and safer
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
2800 mAhvs+5000 mAh79%
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 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
4.0 + A2DPvs+5.3 + A2DP/LEAdvantage
Bluetooth 5.3 + 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.

21 Common items in both devices
8.4 millimeters (0.33 inches)
16 million
LED flash
Only digital zoom
Autofocus
EIS: Digital stabilization
Full HD (1920x1080)
+14 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

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Change model 
ModelBlu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Other model namesBLU S1 S0320WW, BLU S0320WWGalaxy A15 4G LTE SM-A155F/Dual-SIM NFC
Country or region availableUSA
USA
(Global, International)Turkey
(Global, International), Turkey
BrandBluSamsung
Release date9/1/201712/16/2023, Announced: 12/11/2023
Depth8.4 millimeters (0.33 inches)8.4 millimeters (0.33 inches)
Size (width x height)72.8 x 147.3 millimeters (2.87 x 5.8 in)76.8 x 160.1 millimeters (3.02 x 6.3 in)
Weight137 grams (4.8 ounces)200 grams (7 ounces)
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Display typeTFT IPS LCDSuper AMOLED
Screen size5.2" inches6.5" inches
Screen-to-body ratio~69.5% (screen-to-body ratio)~84.3% (screen-to-body ratio)
Display resolution720x1280 pixels1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)282 PPI396 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh ratefeature not registered90Hz
Display featuresfeature not registered800nits[peak]

🤖 Operating System

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
System versionAndroid 7.0 NougatAndroid 14
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredOne UI 6.1

⚙️ Processor

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Chipset64bit: MediaTek MT6750 (28nm)64bit: MediaTek Helio G99 (6nm)
CPUOcta-core, 2 processors:
4x 1.5GHz ARM Cortex-A53 (Quad-core)
4x 1GHz ARM Cortex-A53 (Quad-core)
Octa-core, 2 processors:
2x 2.2GHz ARM Cortex-A76 (Dual-core)
6x 2GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controllerARM Mali-T860 MP2 520MhzARM Mali-G57 MC2
Performance (benchmark)feature not registeredAnTuTu: 317085 (v9), 375321 (v10)
Geekbench: 1928 (v5), 1936 (v6)

💽 Memory and storage

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
RAM memory2GB LPDDR36GB LPDDR4X
Internal storage16GB (9GB available)128GB (108GB available)
eMMC 5.1
External storageUntil 256GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

📶 Mobile networks

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card1 slot (Single-SIM)
micro-SIM (3FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload300/50 Mbps300/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkCDMA 800/1900, GSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/2100
Primary 4G networkLTE Cat6 700/850/1700/1800/1900/2600 (Bands 2,3,4,5,7,12,17,25,26)
TD-LTE 2500 (Bands 41)
LTE Cat7 (1, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/2100
Secondary 4G networkNot supportedLTE Cat7 (1, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Back camera (main camera)13 megapixels(triple camera)
50 megapixels
5MP ultrawide f/2.2
2MP macro f/2.4
Main camera resolution4128x3096 pixels8160x6120 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/2.0 (aperture)f/1.8 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusAutofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo only main cameraHDR photo on both cameras
Camera extrasfeature not registered1080p@30fps
720p@120fps (slow motion)

📸 Front camera

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Front camera (secondary)5 megapixels13 megapixels
Front camera resolution2560x1920 pixels4128x3096 pixels
Video recording (secondary)HD (1280x720)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
LoudspeakerSupportedMono sound (not stereo)
Active noise cancellationNot supported2 microphones or more
RadioFMFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, OGG, eAAC+MP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedUSB Type-C (reversible)
Bluetooth4.0 + A2DP5.3 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCNot supportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
SensorsAccelerometer
Ambient light sensor
Compass
Fingerprint sensor
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Virtual proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity2800 mAh5000 mAh
Charger, wattsWired charging25W Wired fast charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomy16 hours51 hours (2.1 days)
Standby550 hours (22.9 days)feature not registered

➕ Other features

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
Call controlVoice dialing, Voice recorderVoice 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: Black, Gray, Gold
• Aluminum body
• 2.5D glass screen
• 400nits brightness screen
• Screen protector included
• Silicon Case included
• VoLTE
• AT&T, Sprint, T-Mobile, Boost Mobile, Cricket, MetroPCS, Virgin Mobile compatible
• Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow

☢️ Radiation rate

Blu S1Galaxy A15 (SM-A155F/DSN 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.42W/kg (head), 1.29W/kg (body)
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