T-Mobile G1 vs Samsung Star Duos (GT-B7722)
Side by side comparison between T-Mobile G1 vs Samsung Star Duos phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
320x480
3.1
MP
MP
192MB
RAM
RAM
Single-core
1150
mAh
mAh
(Removable)
vs
What's the better phone? T-Mobile G1
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!
11 Advantages 
10 Advantages | 13 Common items in both devices |
| 256MB / 270MB |
| TFT LCD |
| 3.2" |
| Only digital zoom |
| Autofocus |
| QVGA (320x240) |
| Accelerometer |
| +6 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 | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Change model | ||
| Model | T-Mobile G1 | Star Duos (GT-B7722) |
| Other model names | T-Mobile G1, HTC Hero T-Mobile, HTC Dream 100 DREA100 | Samsung GT-B7722/H, Samsung B7722i Duos |
| Country or region available |  USA | feature not registered |
| Brand | T-Mobile | Samsung |
| Release date | 10/22/2008 | 6/1/2010 |
| Depth | 17.1 millimeters (0.67 inches) | 14.3 millimeters (0.56 inches) |
| Size (width x height) | 55.7 x 117 millimeters (2.19 x 4.61 in) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) |
| Weight | 158 grams (5.53 ounces) | 112 grams (3.92 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.2" inches | 3.2" inches |
| Screen-to-body ratio | ~46.8% (screen-to-body ratio) | ~46.3% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 240x400 pixels |
| Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 180 PPI | 146 PPI |
| Colors | 65 thousand | 260 thousand |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| System version | Android 1.6 Donut | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Chipset | 32bit: Qualcomm MSM7201A | 32bit |
| CPU | Single-core, 1 processor: 1x 528MHz ARM1136EJ-S (Single-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 130 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| RAM memory | 192MB LPDDR | feature not registered |
| Internal storage | 256MB | 270MB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 7.2/2 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 1700/2100 | UMTS 2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | Not supported | GSM 900/1800 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Back camera (main camera) | 3.1 megapixels | 5 megapixels |
| Main camera resolution | 2048x1536 pixels | 2560x1920 pixels |
| Video recording (primary) | QVGA (320x240) 15 fps | QVGA (320x240) 30 fps |
| Flash | Not supported | 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 | Not supported | feature not registered |
| Image stabilization | Not supported | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | 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 | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| 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 | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | feature not registered |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, AAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| USB | Mini-USB 2.0 (Mini-B) | MicroUSB 2.0 |
| Audio output | proprietary audio output | via Micro-USB |
| TV output | Not supported | Not supported |
| Bluetooth | 2.0 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Sensors | Accelerometer Compass | Accelerometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1150 mAh | 1200 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5.4 hours | 5.6 hours |
| Standby | 406 hours (16.9 days) | 330 hours (13.8 days) |
➕ Other features | ||
| T-Mobile G1 | Samsung Star Duos (GT-B7722) | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail | SMS, 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 | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black, White, Brown • HTC Sense UI • Trackball Java framework | • Colors: Black • SHP OS • Dolphin 1.0 browser • 3D Sound Technology Java framework |
☢️ Radiation rate | ||
| T-Mobile G1 | 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 |