Blu Advance 4.5 (A310a) vs Samsung Star Duos (GT-B7722)
Side by side comparison between Blu Advance 4.5 vs Samsung Star Duos phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
TFT
TFT
480x854
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1700
mAh
mAh
(Removable)
vs
What's the better phone? Blu Advance 4.5 (A310a)
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!
24 Advantages 
1 Advantage | 12 Common items in both devices |
| TFT LCD |
| (back) 5MP |
| LED flash |
| Only digital zoom |
| Autofocus |
| Accelerometer |
| Li-Ion: lithium-ion (Removable) |
| +5 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 Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Model | Advance 4.5 (A310a) | Star Duos (GT-B7722) |
| Other model names | Blu Advance 4.5 Dual-Sim A310, Blu A310a | Samsung GT-B7722/H, Samsung B7722i Duos |
| Country or region available |  USA | feature not registered |
| Brand | Blu | Samsung |
| Release date | 3/13/2014 | 6/1/2010 |
| Depth | 9.4 millimeters (0.37 inches) | 14.3 millimeters (0.56 inches) |
| Size (width x height) | 67 x 133 millimeters (2.64 x 5.24 in) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) |
| Weight | 144 grams (5.04 ounces) | 112 grams (3.92 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 4.5" inches | 3.2" inches |
| Screen-to-body ratio | ~62.6% (screen-to-body ratio) | ~46.3% (screen-to-body ratio) |
| Display resolution | 480x854 pixels | 240x400 pixels |
| Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 218 PPI | 146 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| System version | Android 4.2.2 Jelly Bean | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Chipset | 32bit: Broadcom | 32bit |
| CPU | Dual-core, 1 processor: 2x 1GHz | Single-core, 1 processor: Single-core |
| GPU graphical controller | Broadcom VideoCore IV | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| RAM memory | 512MB | feature not registered |
| Internal storage | 4GB (2.5GB available) | 270MB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 3.6 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| 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 850/1900 | UMTS 2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2592x1944 pixels | 2560x1920 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | QVGA (320x240) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | Not supported | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | Not supported | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Front camera (secondary) | 0.3 megapixels | Not supported |
| Front camera resolution | 640x480 pixels | Not supported |
| Video recording (secondary) | VGA (640x480) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | feature not registered |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, DivX, XviD, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, AAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | via Micro-USB |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1700 mAh | 1200 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5 hours | 5.6 hours |
| Standby | 200 hours (8.3 days) | 330 hours (13.8 days) |
➕ Other features | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • Screen protector included • Case included • WiFi hotspot | • Colors: Black • SHP OS • Dolphin 1.0 browser • 3D Sound Technology • Java framework |
☢️ Radiation rate | ||
| Blu Advance 4.5 (A310a) | Samsung Star Duos (GT-B7722) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |