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Samsung Star Duos (GT-B7722) vs Samsung Galaxy A33 (SM-A336M)

Side by side comparison between Samsung Star Duos vs Samsung Galaxy A33 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy A33 X Samsung Star Duos (GT-B7722) 04Points
3.2"
TFT

240x400

5
MP
N/A
1200
mAh

(Removable)

vs
33Points Samsung Galaxy A33 (SM-A336M) Compare Samsung Star Duos X
6.4"
AMOLED

1080x2400

48
MP

13mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A33 (SM-A336M)

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!

Star Duos (GT-B7722)} 4 Advantages Samsung Star Duos (GT-B7722) vs Galaxy A33 (SM-A336M)} 33 Advantages Samsung Galaxy A33 (SM-A336M)
+112 grams (3.92 ounces)66%
Lighter
vs186 grams (6.51 ounces)
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: li-ion polymer (Non removable)
+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
vs1 slot (Single-SIM)
(dedicated slot)
+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general
vsNot supported
270MBvs+128GB (101GB available)382 times
More internal storage for applications and files
Until 16GB microSD, microSDHCvs+Until 1TB microSD, microSDXC63 times
More external storage for files using memory cards
14.3 millimeters (0.56 inches)vs+8.1 millimeters (0.32 inches)77%
Thinner
TFT LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
260 thousandvs+16 million61 times
More colors on the screen is better quality images and videos
240x400 pixelsvs+1080x2400 pixels26 times
Higher resolution screen
146 PPIvs+411 PPI182%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.2"vs+6.4"100%
Larger screen
(back) 5MPvs+(quad camera) 48MP + 8MP + 5MP + 2MP12 times
Higher resolution main camera
Not supportedvs+(front) 13MPAdvantage
A front-camera is best for taking selfies
QVGA (320x240)vs+4K UHD (3840x2160)107 times
More image quality for recording videos with the primary camera
10 appsvs+3500000 apps (Google Play Store)349999 times
More apps available to download and use
3G HSDPAvs+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
(3G HSDPA) 3.6 Mbpsvs+(5G SA/NSA) 2000 Mbps555 times
Faster for surfing the internet and download files
Resistivevs+CapacitiveAdvantage
Better touchscreen. The capacitive screen is much more sensitive.
Singlevs+MultitouchAdvantage
Better touch type. Multitouch allows to use more fingers at the same time.
Not supportedvs+Ambient light sensorAdvantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Face unlock 2DAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (under display)Advantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+Virtual proximity sensorAdvantage
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
Not supportedvs+Video callingAdvantage
The video calling allows to make calls with voice and video
via Micro-USBvs+Type-C reversible connectorAdvantage
Best output for headset
Not supportedvs+A-GPS, GeoTagging, GLONASS, GALILEO, BeiDouAdvantage
It's harder to lose yourself in the city with GPS on your device
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 + A2DPvs+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + 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.
HTML, XHTMLvs+HTML, XHTML, HTML5Advantage
Better sites viewing on the internet
Not supportedvs+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys
Not supportedvs+IP67 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

7 Common items in both devices
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
Accelerometer
Hands-free calling
Vibrating alert
MicroUSB 2.0 / USB 2.0 Type-C, USB OTG On-The-Go
+ 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

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
Change model 
ModelStar Duos (GT-B7722)Galaxy A33 (SM-A336M)
Other model namesSamsung GT-B7722/H, Samsung B7722i DuosGalaxy A33 5G SM-A336M Single-SIM NFC
Country or region availablefeature not registered(Latin America)ArgentinaMexicoPeru
(Latin America), Argentina, Mexico, Peru
BrandSamsungSamsung
Release date6/1/20104/20/2022, Announced: 3/17/2022
Depth14.3 millimeters (0.56 inches)8.1 millimeters (0.32 inches)
Size (width x height)55.5 x 113.5 millimeters (2.19 x 4.47 in)74 x 159.7 millimeters (2.91 x 6.29 in)
Weight112 grams (3.92 ounces)186 grams (6.51 ounces)
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedIP67 certified: dust proof and waterproof over 1 meter and 30min

📲 Display

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
Display typeTFT LCDSuper AMOLED
Screen size3.2" inches6.4" inches
Screen-to-body ratio~46.3% (screen-to-body ratio)~83.7% (screen-to-body ratio)
Display resolution240x400 pixels1080x2400 pixels (20:9)
TouchscreenResistive Single touch 1-pointCapacitive Multitouch
Pixel density (dot pitch)146 PPI411 PPI
Colors260 thousand16 million
Scratch-resistant glassNot supportedGorilla Glass 5
Refresh ratefeature not registered90Hz
Display featuresfeature not registeredNot supported

🤖 Operating System

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
System versionProprietary OSAndroid 12
Firmware updatefeature not registeredAndroid 15
User Interfacefeature not registeredOne UI 4.1 / 5.1 / 6.0 / 7.0

⚙️ Processor

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
Chipset32bit64bit: Samsung Exynos 1280 (5nm)
CPUSingle-core, 1 processor:
Single-core
Octa-core, 2 processors:
2x 2.4GHz ARM Cortex-A78 (Dual-core)
6x 2GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controllerfeature not registeredARM Mali-G68 (1GHz)
Performance (benchmark)feature not registeredAnTuTu: 354420 (v8), 394918 (v9)
Geekbench: 1900 (v5.1)
GFXBench: 20fps (ES 3.1 onscreen)

💽 Memory and storage

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
RAM memoryfeature not registered6GB LPDDR4X
Internal storage270MB128GB (101GB available)
eMMC 5.1
External storageUntil 16GB microSD, microSDHC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Not supported
SIM card2 slots (Dual-SIM)
Standard mini-SIM (2FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum Download / Upload3.6 Mbps2000/1024 Mbps
Network technology2G, 3G2G, 3G, 4G, 5G
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 2100UMTS 850/900/1700/1900/2100
Primary 4G networkNot supportedLTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G networkGSM 900/1800Not supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGENot supported

📷 Camera

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
Back camera (main camera)5 megapixels(quad camera)
48 megapixels
8MP ultrawide f/2.2123°1/4"1.12µm
5MP macro f/2.4
2MP depth f/2.4
Main camera resolution2560x1920 pixels8000x6000 pixels
Video recording (primary)QVGA (320x240) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturefeature not registeredf/1.8 (aperture)
Focal lengthfeature not registered26mm (lens)
Sensor sizefeature not registered1/2" inches
Pixel sizefeature not registered0.8µm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusfeature not registeredSupported
Image stabilizationfeature not registeredOIS: Optical 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@60fps

📸 Front camera

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
Front camera (secondary)Not supported13 megapixels
Front camera resolutionNot supported4128x3096 pixels
Video recording (secondary)Not supported4K UHD (3840x2160)
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

🔉 Sound and multimedia

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
LoudspeakerSupportedStereo sound
Dolby Atmos
Active noise cancellationfeature not registered2 microphones or more
RadioFM (RDS)Not supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
Audio outputvia Micro-USBType-C reversible connector
TV outputNot supportedUSB Type-C (reversible)
Bluetooth2.1 + A2DP5.1 + A2DP/LE
WiFi802.11 b/g [wifi3] (2.4GHz)802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNAfeature not registeredNot supported
GPSNot supportedA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedSupported
Infrared portfeature not registeredNot supported

🧭 Sensors

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
SensorsAccelerometerAccelerometer
Ambient light sensor
Compass
Face unlock 2D
Fingerprint sensor (under display)
Gyroscope
Virtual proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
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 autonomy5.6 hoursfeature not registered
Standby330 hours (13.8 days)feature not registered

➕ Other features

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
Call controlVoice recorderVoice dialing, Voice recorder, Voice commands
MessagingSMS, MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingNot supportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTMLHTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black
• SHP OS
• Dolphin 1.0 browser
• 3D Sound Technology
• Java framework
• Colors: Black, White, Blue, Peach

☢️ Radiation rate

Samsung Star Duos (GT-B7722)Galaxy A33 (SM-A336M)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.73W/kg (head), 0.47W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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