Motorola RAZR V3i vs LG Optimus U (US670)
Side by side comparison between Motorola RAZR V3i vs LG Optimus U phones, differences, pros, cons and full specifications. What's the better?
,
vs
3.2"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
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!
1 Advantage 
21 Advantages | 5 Common items in both devices |
| TFT LCD |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| + 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 | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Change model | ||
| Model | RAZR V3i | Optimus U (US670) |
| Other model names | Motorola V3i, Motorola Razr V3i, V3t, V3r | US Cellular LG Optimus U US670, LG US670 |
| Country or region available | feature not registered |  USA |
| Brand | Motorola | LG |
| Release date | 11/8/2005 | 12/1/2010 |
| Depth | 13.9 millimeters (0.55 inches) | 13.2 millimeters (0.52 inches) |
| Size (width x height) | 53 x 98 millimeters (2.09 x 3.86 in) | 58.9 x 113.5 millimeters (2.32 x 4.47 in) |
| Weight | 100 grams (3.5 ounces) | 130 grams (4.55 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 2.2" inches | 3.2" inches |
| Screen-to-body ratio | ~29.3% (screen-to-body ratio) | ~45.6% (screen-to-body ratio) |
| Display resolution | 176x220 pixels | 320x480 pixels |
| Touchscreen | Not supported | Capacitive Multitouch |
| Pixel density (dot pitch) | 128 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 | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| System version | Proprietary OS | Android 2.2.2 Froyo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Chipset | feature not registered | 32bit: Qualcomm Snapdragon S1 MSM7627 |
| 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 | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| RAM memory | feature not registered | 512MB |
| Internal storage | 12MB | 512MB (140MB available) |
| External storage | Until 512MB microSD (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | Not supported |
| Maximum Download / Upload | 0.048 Mbps | 0.153 Mbps |
| Network technology | 2G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900 |
| Primary 3G network | Not supported | CDMA2000 1xEV-DO |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS | CDMA2000 EV-DO Rev A |
| 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 | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Back camera (main camera) | 1.2 megapixels | 3.1 megapixels |
| Main camera resolution | 1280x960 pixels | 2048x1536 pixels |
| Video recording (primary) | Supported | VGA (640x480) 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 | Not supported | 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 | feature not registered | Face detection |
| 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 | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| 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 | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | feature not registered |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4 | MP4, DivX, XviD, H.263, H.264, WMV |
| Audio formats | MP3, MIDI | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| USB | Mini-USB 1.1 (Mini-B) | MicroUSB 2.0 |
| Audio output | via mini-USB | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 1.2 | 2.1 + A2DP |
| WiFi | Not supported | 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 | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Sensors | Not supported | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) LGIP-400N |
| Battery capacity | 710 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 3.5 hours | 5 hours |
| Standby | 200 hours (8.3 days) | 200 hours (8.3 days) |
➕ Other features | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, MMS, E-mail | SMS (T9), 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 | feature not registered | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Silver • Second CSTN display 96x80 pixels, 4096 colors • Games downloadable • Apple iTunes compatible Java framework | • Colors: Blue • 2GB microSD included • LG 3Way Sync • HAC (M4/T4) • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Motorola RAZR V3i | LG Optimus U (US670) | |
| 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 |