The community maintains the "Who Makes the Best" guide, ranking factories for each model. Rankings are consensus-driven: experienced members compare QC photos, gen-vs-rep measurements, and long-term reliability.
Reptime Radar's factory rankings come from this guide. Each watch model has up to 3 ranked factories with tier labels: - NWBIG (Not Worth Buying In Gen): The replica is so close that the genuine isn't justified - Super Rep: Excellent quality with minor tells that most people won't notice
Factories iterate on their models. A "VSF Submariner V3" is significantly better than V1. Always check which version is current. TDs usually stock the latest version, but it's worth confirming.
When a factory updates a version, they typically fix the most-discussed flaws from the previous version. Check r/reptime and RWI for version comparison threads.
The biggest price differentiator:
Clone movements (VS3235, DD4130, VR3186): Designed to replicate the genuine caliber's dimensions. Can accept genuine parts for repair/modification. More expensive ($300-600 watches). Better long-term reliability and accuracy.
Asian movements (2824, 2836, 9015, 7750): Generic Chinese or Japanese movements modified to fit. Cheaper ($150-300 watches). Reliable and easy to service, but don't look like the genuine movement if the caseback is open.
For most people, a clone movement is worth the premium. The power reserve, accuracy, and parts compatibility are noticeably better.
If you're buying your first rep, a mid-tier from a reliable factory is a good starting point. You don't need the absolute best factory for every model.
That said, the price difference between mid-tier and top-tier is often only $100-200. The quality jump is usually worth it. Check Reptime Radar's price comparison to see if the premium is justified for your specific model.