Samsung Star Duos (GT-B7722) vs Samsung Galaxy A3 (SM-A300F)
Side by side comparison between Samsung Star Duos vs Samsung Galaxy A3 phones, differences, pros, cons and full specifications. What's the better?
,
vs
4.5"
AMOLED
AMOLED
540x960
8
MP
MP
5mp
1GB
RAM
RAM
Quad-core
1900
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A3 (SM-A300F)
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!
2 Advantages 
29 Advantages | 6 Common items in both devices |
| LED flash |
| Only digital zoom |
| Autofocus |
| Accelerometer |
| FM (RDS) / FM |
| MicroUSB 2.0 |
| + 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 A3 (SM-A300F) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | Galaxy A3 (4G LTE) SM-A300F (Single-sim) |
| Country or region available | feature not registered |   (Global, International), Philippines |
| Brand | Samsung | Samsung |
| Release date | 6/1/2010 | 11/1/2014 |
| Depth | 14.3 millimeters (0.56 inches) | 6.9 millimeters (0.27 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 65.5 x 130.1 millimeters (2.58 x 5.12 in) |
| Weight | 112 grams (3.92 ounces) | 110 grams (3.85 ounces) |
| Build, materials | feature not registered | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 3.2" inches | 4.5" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~65.5% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 540x960 pixels (16:9) |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 245 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 4 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| System version | Proprietary OS | Android 4.4.4 KitKat |
| Firmware update | feature not registered | Android 6.0.1 Marshmallow |
| User Interface | feature not registered | TouchWiz UX |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Chipset | 32bit | 64bit: Qualcomm Snapdragon 410 (MSM8916) (28nm) |
| CPU | Single-core, 1 processor: Single-core | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | feature not registered | Qualcomm Adreno 306 (400MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| RAM memory | feature not registered | 1GB LPDDR2 |
| Internal storage | 270MB | 16GB (12GB available) eMMC 4.5 |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3.6 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat4 (1, 3, 5, 7, 8, 20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 900/1800 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Back camera (main camera) | 5 megapixels | 8 megapixels |
| Main camera resolution | 2560x1920 pixels | 3264x2448 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/2.4 (aperture) |
| Focal length | feature not registered | 31mm lens |
| 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 | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2592x1944 pixels |
| Video recording (secondary) | Not supported | WVGA (800x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | 23mm lens |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | via Micro-USB | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor ANT+ Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 1200 mAh | 1900 mAh |
| Charger, watts | Wired charging | 3.5W (5V/0.7A) Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5.6 hours | 12 hours |
| Standby | 330 hours (13.8 days) | feature not registered |
➕ Other features | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, 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: Black • SHP OS • Dolphin 1.0 browser • 3D Sound Technology • Java framework | • Colors: Black, Gray, Pink, Blue, White, Gold • Java framework |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | Galaxy A3 (SM-A300F) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.244W/kg (head), 0.301W/kg (body) |