Samsung Star Duos (GT-B7722) vs Quantum Go (4G 16GB)
Side by side comparison between Samsung Star Duos vs Quantum Go phones, differences, pros, cons and full specifications. What's the better?
,
vs
5"
AMOLED
AMOLED
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
2300
mAh
mAh
(Non removable)
What's the better phone? Quantum Go (4G 16GB)
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 
27 Advantages | 9 Common items in both devices |
| LED flash |
| Only digital zoom |
| Autofocus |
| Accelerometer |
| Hands-free calling |
| Vibrating alert |
| 2 slots (Dual-SIM) |
| +2 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) | Quantum Go (4G 16GB) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | Quantum Go (4G 16GB) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | Positivo Quantum Go 1 LTE, Quantum Go Dual Chip |
| Country or region available | feature not registered |  Brazil |
| Brand | Samsung | Quantum |
| Release date | 6/1/2010 | 9/1/2015 |
| Depth | 14.3 millimeters (0.56 inches) | 6.5 millimeters (0.26 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 71.5 x 145.7 millimeters (2.81 x 5.74 in) |
| Weight | 112 grams (3.92 ounces) | 115 grams (4.03 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| Display type | TFT LCD | AMOLED |
| Screen size | 3.2" inches | 5" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~66.2% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 720x1280 pixels |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 294 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Scratch-resistant glass |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| System version | Proprietary OS | Android 5.1 Lollipop |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| Chipset | 32bit | 64bit: MediaTek MT6753 (28nm) |
| CPU | Single-core, 1 processor: Single-core | Octa-core, 2 processors: 4x 1.3GHz ARM Cortex-A53 (Quad-core) 4x 1.3GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | feature not registered | ARM Mali-T720 MP3 (600MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| RAM memory | feature not registered | 2GB LPDDR3 |
| Internal storage | 270MB | 16GB (10GB available) |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| 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) micro-SIM (3FF) |
| 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 850/1900/2100 |
| Primary 4G network | Not supported | LTE Cat4 700/1800/2600 (Bands 3,7,28) |
| 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 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| Back camera (main camera) | 5 megapixels | 13 megapixels |
| Main camera resolution | 2560x1920 pixels | 4128x3096 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | Full HD (1920x1080) 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 | 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) | Quantum Go (4G 16GB) | |
| Front camera (secondary) | Not supported | 5 megapixels |
| Front camera resolution | Not supported | 2592x1944 pixels |
| Video recording (secondary) | Not supported | HD (1280x720) |
| 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 | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | 1 microphone |
| Radio | FM (RDS) | FM |
| TV | Not supported | Digital TV |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| 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 a/b/g/n [wifi4] (2.4GHz, 5GHz) |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1200 mAh | 2300 mAh |
| Charger, watts | Wired charging | 5W Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5.6 hours | feature not registered |
| Standby | 330 hours (13.8 days) | feature not registered |
➕ Other features | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| 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: Steel Gray, Champagne Gold, Frozen White • Back camera up to 24MP interpolated Dongle Play DTVi • Duo Case • Quantum Screen Flash • Quantum DashCam • Quantum Energy Saver |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | Quantum Go (4G 16GB) | |
| 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 |