10. I would assume that the extra 'warmth' of the PP's is due to a tighter fit, and would not be replicated with the KSC75's earclips. If you still think you like the non-titanium driver's (PP) sound over the titanium coated KSC75's, I suggest you try the KSC-35's from Creative's eBay auction. They're $9.99 + ~$5 shipping, and they have the PP Honestly if it's from Koss and has 60ohms drivers or it's an electrostatic driver it's going to be a bang. Reply Chok3U Koss Fan / Grado Fan / Flathead Fan • This item Voarmaks Great Size Over Ear Pads Compatible with Koss Portapro Porta Pro Ksc75 Kph40 Kph30i Headphone Headset Earpad Sponge Cushion Replacement Foam Pad Covers (Great Over Ear Pads) Koss KPH40 Utility On-Ear Headphones, Detachable Interchangeable Cord System, Ultra Lightweight Design (Stealth Black) Sure the PP drivers being a bit more powerful, I bet these drink the battery slightly faster. After getting them to work technically, it was time to attach the drivers to the headphones. The benefit of Koss Porta Pro being so popular, there were multiple of files online that had the socket for the swivel/joint. First introduced in 1984, the Koss PortaPros have been a definitive staple of the portable headphones market for 25 years. They have survived through multiple model-line changes and their drivers have become the basis of the SportaPro and KSC55 street-style headphones and the KSC35/KSC50 clip-ons.Read more headband is flexible and easily adjustable. Lightweight and comfortable design Above-average audio reproduction. frequency response consistency is very good. Porta Pro also have a better more durable design. and have a decent open sound. exceptionally well-matched in frequency. mid-range performance is very good. But I had the senn HD497 and the porta pro. The HD497s are often compared to the sr60 or just ranked slightly under. There is a huge step between the porta pro and the senn hd497, these worth any additional bucks. The porta pro is a bit mid-bass heavy and its high are far too be as good as the cans of the higher class. about 1 year ago. The Koss Porta Pro are a slightly better headphone overall when compared to the Koss KSC75. The Porta Pro have a better-balanced sound and a more comfortable on-ear fit that you can wear for longer than the KSC75. The Porta Pro also have a better more durable design, although not by much. KSC75 has the titanium driver and less clamp force which would explain it. Everything else has the same driver the PortaPro is famous for. No difference between the Drop versions whatsoever. I mainly cycle with the KSC75 because they're more open and I don't even feel them on me. fyHyZN.

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