Location Detection | UA - User Agents
Standards Based Development
Location Detection Technologies
| Technology | Accuracy | Positioning Time | Battery Life |
|---|
| GPS | 10m | 2-10 minutes (only outdoors) | 5-6 hours on most phones |
| WiFi | 50m (improves with density) | Almost instant (server connect & lookup) | No additional effect beyond WiFi connection |
| Cell tower triangulation | 100-1400m (based on density) | Almost instant (server connect & lookup) | Negligible |
| Single Cell Tower | 500-2500m (based on density) | Almost instant (server connect & lookup) | Negligible |
| IP Address | Country: 99% accuracy City: 46% US, 53% Intl ZIP: 0% | Almost instant (server connect & lookup)Negligible |