Comparison Guide
flyPAD vs FLIC: Comparing Automated Feeding Detection Systems
Both systems automate Drosophila feeding measurement. Here's how they differ in practice.
The flyPAD and FLIC (Fly Liquid-food Interaction Counter) are both automated systems designed to detect and quantify feeding behavior in Drosophila without manual observation. While they share the goal of removing observer bias and providing temporal resolution, their underlying technology, throughput, and extensibility differ significantly.
This comparison helps you determine which platform better fits your experimental needs, budget, and long-term research direction.
Side-by-Side Comparison
| Criterion | flyPAD | FLIC |
|---|---|---|
| Detection method | Capacitance-based sensing | Electronic signal (resistance) |
| Data output rate | 100 Hz (10 ms) | 5 Hz (200 ms) |
| Channels per unit | 96 per system (scalable) | 30 |
| Food types | Solid + liquid | Liquid only |
| Optogenetics extension | optoPAD (closed-loop) | Not available |
| Software | Bonsai (open-source) | Proprietary |
| Multi-species validated | Mosquito, ant, bee, Drosophila | Drosophila only |
| Publication | Nature Communications, 2014 | PLoS ONE, 2014 |
Key Differences
Throughput & Scalability
flyPAD provides 96 channels per system and by running several systems in parallel, allows experiments with several hundreds of flies simultaneously. FLIC offers 30 channels per unit, making flyPAD more suited for large-scale genetic screens.
Food Flexibility
flyPAD's capacitance detection works with both solid and liquid food, while FLIC requires liquid food. This makes flyPAD more versatile for diet manipulation studies.
Optogenetics Integration
flyPAD extends to the optoPAD platform for closed-loop optogenetic experiments during feeding. FLIC does not currently have an equivalent optogenetics module.
Species Versatility
flyPAD has been validated in published research for mosquitoes, ants, and bees in addition to Drosophila. FLIC has been primarily validated for Drosophila use.
See flyPAD in Action
Request a quote and learn how flyPAD's scalable, open-source platform can support your feeding research.