LG Optimus U (US670) vs Samsung Star (GT-S5230)
Side by side comparison between LG Optimus U vs Samsung Star phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
What's the better phone? LG Optimus U (US670)
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!
18 Advantages 
4 Advantages | 10 Common items in both devices |
| TFT LCD |
| (back) 3.1MP |
| 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 | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Change model | ||
| Model | Optimus U (US670) | Star (GT-S5230) |
| Other model names | US Cellular LG Optimus U US670, LG US670 | Samsung S5230A Star, Samsung Tocco Lite, Samsung Player One |
| Country or region available |  USA | feature not registered |
| Brand | LG | Samsung |
| Release date | 12/1/2010 | 4/30/2009 |
| Depth | 13.2 millimeters (0.52 inches) | 11.9 millimeters (0.47 inches) |
| Size (width x height) | 58.9 x 113.5 millimeters (2.32 x 4.47 in) | 53 x 104 millimeters (2.09 x 4.09 in) |
| Weight | 130 grams (4.55 ounces) | 93 grams (3.26 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.2" inches | 3" inches |
| Screen-to-body ratio | ~45.6% (screen-to-body ratio) | ~46.5% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 240x400 pixels |
| Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 180 PPI | 155 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 | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| System version | Android 2.2.2 Froyo | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 MSM7627 | 32bit |
| CPU | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 200 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| RAM memory | 512MB | feature not registered |
| Internal storage | 512MB (140MB available) | 50MB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | Not supported | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.153 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev A | GPRS, EDGE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Back camera (main camera) | 3.1 megapixels | 3.1 megapixels |
| Main camera resolution | 2048x1536 pixels | 2048x1536 pixels |
| Video recording (primary) | VGA (640x480) 15 fps | QVGA (320x240) 15 fps |
| 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 |
| Autofocus | Autofocus | Not supported |
| Touch focus | feature not registered | Not supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Not supported |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| 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 | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.263, H.264, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, AAC |
🔌 Connectivity | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| USB | MicroUSB 2.0 | USB 2.0 proprietary connector |
| Audio output | 3.5mm jack | proprietary audio output |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | Not supported |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Battery type | Li-Ion: lithium-ion (Removable) LGIP-400N | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5 hours | 10 hours |
| Standby | 200 hours (8.3 days) | 800 hours (33.3 days) |
➕ Other features | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | WAP, HTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Blue • 2GB microSD included • LG 3Way Sync • HAC (M4/T4) • WiFi hotspot Java framework | • Colors: Black, White, Pink • Word, Excel, PowerPoint, PDF • DNSe • Shazam Find Music service Java framework |
☢️ Radiation rate | ||
| LG Optimus U (US670) | Samsung Star (GT-S5230) | |
| 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 |