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Positivo Selfie (S455) vs Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)

Side by side comparison between Positivo Selfie vs Samsung Galaxy A21s phones, differences, pros, cons with full specifications. What's the better?

,
Positivo Selfie (S455)
4.5"
IPS

480x854

5
MP

8mp

1GB
RAM

32bit Quad

1800
mAh

(Removable)

vs
25PointsSamsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)Compare Positivo Selfie X
Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
6.5"
PLS

720x1600

48
MP

13mp

6GB
RAM

64bit Octa

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A21s (SM-A217F/DSN 64GB/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!

Selfie (S455)4 Advantages Positivo Selfie (S455)vsGalaxy A21s (SM-A217F/DSN 64GB/6GB)25 Advantages Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
+135 grams (4.73 ounces)42%
Lighter
vs192 grams (6.72 ounces)
+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
vsTFT PLS
+Ambient Light sensorAdvantage
Sensors help you use the device
vsNot supported
+Li-Ion: Lithium-Ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: Li-Ion polymer (Non removable)
1.3Ghz 32bit Quad-Corevs+2Ghz 64bit Octa-Core142%
More powerful processor, you can open your applications faster
1GBvs+6GB LPDDR4X5 times
More RAM memory. Typically more responsive and better for multitasking.
8GB (4GB available)vs+64GB (48GB available)11 times
More internal storage for applications and files
Until 32GB microSD, microSDHCvs+Until 512GB microSD, microSDXC15 times
More external storage for files using memory cards
480x854 pixelsvs+720x1600 pixels181%
Higher resolution screen
218 PPIvs+270 PPI24%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.5"vs+6.5"44%
Larger screen
(back) 5MPvs+(quad camera) 48MP + 8MP + 2MP + 2MP11 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
(front) 8MPvs+(front) 13MP60%
Higher resolution secondary camera to take pictures and selfies
HVGA (480x320)vs+Full HD (1920x1080)13 times
More image quality for recording videos with the primary camera
(front) HVGA (480x320)vs+(front) Full HD (1920x1080)13 times
More image quality for recording videos with the secondary camera
Android 5.0.2 Lollipopvs+Android 10Advantage
Android 10 is newer and safer
3G+ HSPA+vs+4G+ LTE-AAdvantage
The 4G+ LTE-A network is newer and faster
(3G+ HSPA+) 21 Mbpsvs+(4G+ LTE-A) 300 Mbps13 times
Faster for surfing the internet and download files
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
1800 mAhvs+5000 mAh178%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+Active noise cancellationAdvantage
Noise-canceling microphone allows better call quality
802.11 b/g/n (2.4Ghz)vs+802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO is newer and faster
4.0 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + 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
8.9 millimeters (0.35 inches)
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
EIS: Digital stabilization
Capacitive
+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 differencesClear highlight
Physical featuresPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
ModelSelfie (S455)Galaxy A21s (SM-A217F/DSN 64GB/6GB)
Other model namesPositivo Selfie S455Galaxy A21s SM-A217F/Dual-Sim NFC (64GB + 6GB RAM)
Country or region availableBrazil
Brazil
Hong Kong
Hong Kong
BrandPositivoSamsung
Release dateOctober, 2015June, 2020
Depth8.9 millimeters (0.35 inches)8.9 millimeters (0.35 inches)
Size (width x height)64.8 x 132.5 millimeters (2.55 x 5.22 in)75.3 x 163.7 millimeters (2.96 x 6.44 in)
Weight135 grams (4.73 ounces)192 grams (6.72 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedNot supported
System (OS)Positivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
Operating systemAndroid 5.0.2 LollipopAndroid 10
Firmware updatefeature not registeredfeature not registered
HardwarePositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
Chipset32bit - MediaTek64bit - Samsung Exynos 850 Octa (8nm)
CPU processor1.3Ghz Quad-Core ARMOcta-Core, 2 processors:
2Ghz Quad-Core ARM Cortex-A55
2Ghz Quad-Core ARM Cortex-A55
GPU graphical controllerfeature not registeredARM Mali-G52 MP1
RAM memory1GB6GB LPDDR4X
Internal storage8GB (4GB available)64GB (48GB available)
eMMC 5.1
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)
DisplayPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
Display typeTFT IPS LCDTFT PLS
Screen size4.5" inches6.5" inches
Screen-to-body ratio~65% (screen-to-body ratio)~82.8% (screen-to-body ratio)
Display resolution480x854 pixels720x1600 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)218 PPI270 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Display featuresfeature not registered60Hz
Mobile networksPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
micro-SIM (3FF) and standard SIM (2FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload21/5.76 Mbps300/150 Mbps
Network technology2G, 3G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse 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 850/900/2100UMTS 850/900/1900/2100
Primary 4G networkNot supportedLTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
CameraPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
Back camera (main camera)5 megapixels(quad camera)
48 megapixels
8MP ultrawidef/2.21/4"1.12µm123º
2MP macrof/2.4
2MP depthf/2.4
Main camera resolution2592x1944 pixels8000x6000 pixels
Video recording (primary)HVGA (480x320) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/2" inches
Pixel sizefeature not registered0.8µm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo only main cameraHDR photo on both cameras
2ª cameraPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
Front camera (secondary)8 megapixels13 megapixels
Front camera resolution3264x2448 pixels4128x3096 pixels
Video recording (secondary)HVGA (480x320)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.2 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/3.1" inches
Pixel sizefeature not registered1.12µm pixel
MultimediaPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+MP3, WAV, WMA, eAAC+, FLAC
ConnectivityPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
USBMicroUSB 2.0USB 2.0 Type-C reversible connector
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth4.0 + A2DP5.0 + A2DP/LE
WiFi802.11 b/g/n (2.4Ghz)802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedNot supported
NFCNot supportedSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
Active noise cancellationNot supportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Ambient Light sensor
Accelerometer
Proximity sensor
Compass
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Black
- Selfie stick included
- Positivo Apps
- WiFi hotspot
- Colors: Black, White, Blue, Red
- One UI 2.0
- WiFi direct, hotspot
Power supplyPositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
BatteryLi-Ion: Lithium-Ion (Removable)
BT-S455
LiPo: Li-Ion polymer (Non removable)
Battery capacity1800 mAh5000 mAh
Charger, watts Standard charging15W (9V/1.67A) Fast battery charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered
Radiation ratePositivo Selfie (S455)Samsung Galaxy A21s (SM-A217F/DSN 64GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.422W/kg (head) | 1.544W/kg (body)
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