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ZTE Open vs Samsung Galaxy A15 (SM-A155M/DSN 256GB)

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

,
3.5"
TFT

320x480

3.1
MP
256MB
RAM

Single-core

1200
mAh

(Removable)

vs
26Points Samsung Galaxy A15 (SM-A155M/DSN 256GB) Compare ZTE Open X
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/DSN 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!

Open} 3 Advantages ZTE Open vs Galaxy A15 (SM-A155M/DSN 256GB)} 26 Advantages Samsung Galaxy A15 (SM-A155M/DSN 256GB)
+140 grams (4.9 ounces)43%
Lighter
vs200 grams (7 ounces)
+Proximity sensorAdvantage
Sensors help you use the device
vsVirtual proximity sensor
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: li-ion polymer (Non removable)
1GHz 32bit Single-corevs+2.2GHz 64bit Octa-core (6nm)3 times
More powerful processor, you can open your applications faster
256MBvs+8GB LPDDR4X31 times
More RAM memory. Typically more responsive and better for multitasking.
512MBvs+256GB (236GB available)471 times
More internal storage for applications and files
Until 32GB microSD, microSDHCvs+Until 1TB microSD, microSDXC31 times
More external storage for files using memory cards
12.5 millimeters (0.49 inches)vs+8.4 millimeters (0.33 inches)49%
Thinner
TFT LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
320x480 pixelsvs+1080x2340 pixels15 times
Higher resolution screen
165 PPIvs+396 PPI140%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"vs+6.5"86%
Larger screen
(back) 3.1MPvs+(triple camera) 50MP + 5MP + 2MP17 times
Higher resolution main camera
Not supportedvs+LED flashAdvantage
The LED flash helps in dark places or in low light
Not supportedvs+AutofocusAdvantage
Best autofocus type for taking pictures
Not supportedvs+(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
1000 apps (Firefox Marketplace)vs+3500000 apps (Google Play Store)3499 times
More apps available to download and use
3G HSUPAvs+4G LTE-AAdvantage
The 4G LTE-A network is newer and faster
(3G HSUPA) 7.2 Mbpsvs+(4G LTE-A) 300 Mbps41 times
Faster for surfing the internet and download files
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (side-mounted)Advantage
Sensors help you use the device
1200 mAhvs+5000 mAh3 times
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
2.1 + 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.

11 Common items in both devices
16 million
Only digital zoom
Capacitive
Multitouch
Accelerometer
Ambient light sensor
3.5mm jack
+4 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

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
Change model 
ModelZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
Other model namesZTE Open FirefoxGalaxy A15 4G LTE SM-A155M/Dual-SIM NFC
Country or region availablefeature not registered(Latin America)BoliviaBrazilColombia
(Latin America), Bolivia, Brazil, Colombia
BrandZTESamsung
Release date7/1/201312/16/2023, Announced: 12/11/2023
Depth12.5 millimeters (0.49 inches)8.4 millimeters (0.33 inches)
Size (width x height)62 x 114 millimeters (2.44 x 4.49 in)76.8 x 160.1 millimeters (3.02 x 6.3 in)
Weight140 grams (4.9 ounces)200 grams (7 ounces)
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
Display typeTFT LCDSuper AMOLED
Screen size3.5" inches6.5" inches
Screen-to-body ratio~51.6% (screen-to-body ratio)~84.3% (screen-to-body ratio)
Display resolution320x480 pixels1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)165 PPI396 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh ratefeature not registered90Hz
Display featuresfeature not registered800nits[peak]

🤖 Operating System

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
System versionFirefox OS 1.0Android 14
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredOne UI 6.1

⚙️ Processor

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
Chipset32bit: Qualcomm Snapdragon S1 MSM7225A64bit: MediaTek Helio G99 (6nm)
CPUSingle-core, 1 processor:
1x 1GHz ARM Cortex-A5 (Single-core)
Octa-core, 2 processors:
2x 2.2GHz ARM Cortex-A76 (Dual-core)
6x 2GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controllerQualcomm Adreno 200ARM Mali-G57 MC2
Performance (benchmark)feature not registeredAnTuTu: 317085 (v9), 375321 (v10)
Geekbench: 1928 (v5), 1936 (v6)

💽 Memory and storage

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
RAM memory256MB8GB LPDDR4X
Internal storage512MB256GB (236GB available)
eMMC 5.1
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

📶 Mobile networks

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload7.2/5.76 Mbps300/150 Mbps
Network technology2G, 3G2G, 3G, 4G
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 networkNot supportedLTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
Back camera (main camera)3.1 megapixels(triple camera)
50 megapixels
5MP ultrawide f/2.2
2MP macro f/2.4
Main camera resolution2048x1536 pixels8160x6120 pixels
Video recording (primary)VGA (640x480)Full HD (1920x1080) 30 fps
FlashNot supportedLED flash
Focal aperturefeature not registeredf/1.8 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusNot supportedAutofocus
Touch focusfeature not registeredSupported
Image stabilizationfeature not registeredEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionfeature not registeredFace detection, Smile detection
BSI sensorfeature not registeredSupported
HDRfeature not registeredHDR photo on both cameras
Camera extrasfeature not registered1080p@30fps
720p@120fps (slow motion)

📸 Front camera

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
Front camera (secondary)Not supported13 megapixels
Front camera resolutionNot supported4128x3096 pixels
Video recording (secondary)Not supportedFull 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

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
LoudspeakerSupportedMono sound (not stereo)
Active noise cancellationfeature not registered2 microphones or more
RadioFMFM (RDS)
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

🔌 Connectivity

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedUSB Type-C (reversible)
Bluetooth2.1 + A2DP5.3 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNAfeature not registeredNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCNot supportedSupported
Infrared portfeature not registeredNot supported

🧭 Sensors

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
SensorsAccelerometer
Ambient light sensor
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Virtual proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
Battery typeLi-Ion: lithium-ion (Removable)LiPo: li-ion polymer (Non removable)
Battery capacity1200 mAh5000 mAh
Charger, wattsWired charging25W Wired fast charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomyfeature not registered51 hours (2.1 days)
Standbyfeature not registeredfeature not registered

➕ Other features

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
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 callingNot supportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Blue, Orange
• Digital compass
• Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow

☢️ Radiation rate

ZTE OpenGalaxy A15 (SM-A155M/DSN 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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