Samsung Z1 (Duos SM-Z130H) vs Samsung Star Duos (GT-B7722)
Side by side comparison between Samsung Z1 vs Samsung Star Duos phones, differences, pros, cons and full specifications. What's the better?
,
4"
PLS
PLS
480x800
3.1
MP
MP
0.3mp
768MB
RAM
RAM
Dual-core
1500
mAh
mAh
(Removable)
vs
What's the better phone? Samsung Z1 (Duos SM-Z130H)
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!
23 Advantages 
1 Advantage | 10 Common items in both devices |
| 112 grams (3.92 ounces) |
| LED flash |
| Only digital zoom |
| Accelerometer |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| +3 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 Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| Change model | ||
| Model | Samsung Z1 (Duos SM-Z130H) | Star Duos (GT-B7722) |
| Other model names | Samsung Z1 SM-Z130H/DS, Samsung Z1 Dual Sim | Samsung GT-B7722/H, Samsung B7722i Duos |
| Country or region available | feature not registered | feature not registered |
| Brand | Samsung | Samsung |
| Release date | 1/14/2015 | 6/1/2010 |
| Depth | 9.7 millimeters (0.38 inches) | 14.3 millimeters (0.56 inches) |
| Size (width x height) | 63.2 x 120.4 millimeters (2.49 x 4.74 in) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) |
| Weight | 112 grams (3.92 ounces) | 112 grams (3.92 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| Display type | TFT PLS | TFT LCD |
| Screen size | 4" inches | 3.2" inches |
| Screen-to-body ratio | ~59.8% (screen-to-body ratio) | ~46.3% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 240x400 pixels |
| Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 233 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 | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| System version | Tizen 2.3 | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| Chipset | 32bit: Spreadtrum SC7727S | 32bit |
| CPU | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A7 (Dual-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | ARM Mali-400 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| RAM memory | 768MB | feature not registered |
| Internal storage | 4GB (2GB available) | 270MB |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Z1 (Duos SM-Z130H) | 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 900/2100 | 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 | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| Back camera (main camera) | 3.1 megapixels | 5 megapixels |
| Main camera resolution | 2048x1536 pixels | 2560x1920 pixels |
| Video recording (primary) | VGA (640x480) | 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 | feature not registered | Autofocus |
| Touch focus | feature not registered | feature not registered |
| Image stabilization | feature not registered | 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 | ||
| Samsung Z1 (Duos SM-Z130H) | 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 | ||
| Samsung Z1 (Duos SM-Z130H) | 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 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, AAC, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Samsung Z1 (Duos SM-Z130H) | 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 | 4.1 + 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 | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| Sensors | Accelerometer Proximity sensor | Accelerometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1200 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 8 hours | 5.6 hours |
| Standby | feature not registered | 330 hours (13.8 days) |
➕ Other features | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| Call control | 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: White, Black, Wine Red • Dropbox 50GB Java framework | • Colors: Black • SHP OS • Dolphin 1.0 browser • 3D Sound Technology Java framework |
☢️ Radiation rate | ||
| Samsung Z1 (Duos SM-Z130H) | Samsung Star Duos (GT-B7722) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.537W/kg (head), 0.902W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.709W/kg (head), 0.672W/kg (body) | feature not registered |