Samsung Star Duos (GT-B7722) vs Samsung Gravity Smart (SGH-T589)
Side by side comparison between Samsung Star Duos vs Samsung Gravity Smart phones, differences, pros, cons and full specifications. What's the better?
,
vs
3.2"
TFT
TFT
320x480
3.1
MP
MP
270MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Samsung Gravity Smart (SGH-T589)
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!
6 Advantages 
14 Advantages | 14 Common items in both devices |
| TFT LCD |
| 3.2" |
| LED flash |
| Only digital zoom |
| QVGA (320x240) |
| 3G HSDPA |
| 3.6 Mbps |
| +7 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) | Samsung Gravity Smart (SGH-T589) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | Gravity Smart (SGH-T589) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | T-Mobile Samsung Gravity SMART SGH-T589R, Gravity Touch 2 |
| Country or region available | feature not registered |  USA |
| Brand | Samsung | Samsung |
| Release date | 6/1/2010 | 6/22/2011 |
| Depth | 14.3 millimeters (0.56 inches) | 14 millimeters (0.55 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 59 x 114 millimeters (2.32 x 4.49 in) |
| Weight | 112 grams (3.92 ounces) | 130 grams (4.55 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.2" inches | 3.2" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~45.3% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 320x480 pixels |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 180 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) | Samsung Gravity Smart (SGH-T589) | |
| System version | Proprietary OS | Android 2.2.1 Froyo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| Chipset | 32bit | 32bit: Qualcomm MSM7227 |
| CPU | Single-core, 1 processor: Single-core | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | feature not registered | Qualcomm Adreno 200 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| RAM memory | feature not registered | 270MB |
| Internal storage | 270MB | 150MB |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| 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) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 3.6 Mbps | 3.6 Mbps |
| Network technology | 2G, 3G | 2G |
| 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 | Not supported |
| 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 |
| 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) | Samsung Gravity Smart (SGH-T589) | |
| Back camera (main camera) | 5 megapixels | 3.1 megapixels |
| Main camera resolution | 2560x1920 pixels | 2048x1536 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | QVGA (320x240) 14 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 | Not supported |
| 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 | feature not registered | feature not registered |
| BSI sensor | feature not registered | feature not registered |
| HDR | feature not registered | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | 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 Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | feature not registered |
| Radio | FM (RDS) | Not supported |
| 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, AAC+ |
🔌 Connectivity | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| 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 | 3.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | feature not registered | feature not registered |
| GPS | Not supported | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1200 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5.6 hours | 5.5 hours |
| Standby | 330 hours (13.8 days) | 364 hours (15.2 days) |
➕ Other features | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS, MMS, E-mail, Push mail | SMS (Swype), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Black • SHP OS • Dolphin 1.0 browser • 3D Sound Technology Java framework | • Colors: Red on black, Green on black, Lunar Grey • 2GB microSD included • Samsung TouchWiz 3.0 UI • Document viewer • DLNA • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | Samsung Gravity Smart (SGH-T589) | |
| 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 |