Samsung Star Duos (GT-B7722) vs Samsung Galaxy J1 Duos (SM-J100H/DS)
Side by side comparison between Samsung Star Duos vs Samsung Galaxy J1 phones, differences, pros, cons and full specifications. What's the better?
,
vs
4.3"
TFT
TFT
480x800
5
MP
MP
2mp
512MB
RAM
RAM
Dual-core
1850
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy J1 Duos (SM-J100H/DS)
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!
1 Advantage 
23 Advantages | 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 | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | Galaxy J1 (3G) J100H/Dual-Sim |
| Country or region available | feature not registered |        South Africa, Kazakhstan, Slovakia, Hungary, India, Malaysia, Czech Republic |
| Brand | Samsung | Samsung |
| Release date | 6/1/2010 | 2/1/2015 |
| Depth | 14.3 millimeters (0.56 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 68.2 x 129 millimeters (2.69 x 5.08 in) |
| Weight | 112 grams (3.92 ounces) | 122 grams (4.27 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.2" inches | 4.3" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~59.8% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 480x800 pixels |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 217 PPI |
| Colors | 260 thousand | 16 million |
| 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 | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| System version | Proprietary OS | Android 4.4.4 KitKat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| Chipset | 32bit | 32bit: Spreadtrum SC8830A (28nm) |
| CPU | Single-core, 1 processor: Single-core | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A7 (Dual-core) |
| GPU graphical controller | feature not registered | ARM Mali-400 MP2 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| RAM memory | feature not registered | 512MB |
| Internal storage | 270MB | 4GB (2GB available) |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Until 128GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| 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 | 21/5.76 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 2100 | UMTS 900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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) | Galaxy J1 Duos (SM-J100H/DS) | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2560x1920 pixels | 2592x1944 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | HD (1280x720) 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 |
| 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 J1 Duos (SM-J100H/DS) | |
| Front camera (secondary) | Not supported | 2 megapixels |
| Front camera resolution | Not supported | 1600x1200 pixels |
| Video recording (secondary) | Not supported | VGA (640x480) |
| 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) | Galaxy J1 Duos (SM-J100H/DS) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| 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) | Galaxy J1 Duos (SM-J100H/DS) | |
| 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 Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1200 mAh | 1850 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5.6 hours | 10 hours |
| Standby | 330 hours (13.8 days) | feature not registered |
➕ Other features | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| Call control | Voice recorder | 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: White, Black • Samsung TouchWiz UI |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | Galaxy J1 Duos (SM-J100H/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.25W/kg (head), 0.92W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.582W/kg (head), 0.496W/kg (body) |