Analysis updated 2026-10-11
This comparison weighs Behind Barz against Bon4 on comfort, security, hygiene and build quality, drawn from 875 tagged community mentions.
| Metric | Behind Barz | Bon4 |
|---|---|---|
| ChasteGPT Rating | 85.9 | 58.7 |
| Brand rank | #7 of 48 | #34 of 48 |
| Device price range | $871–$1,742 | $131–$404 |
| Top-rated product | Complete Chastity Belt for Men (BBCS) | BON4MXL high quality extra large chastity cage in stainless steel |
| Products listed | 4 | 16 |
| Tagged community mentions | 441 | 434 |
Behind Barz received a higher number of positive mentions regarding comfort compared to Bon4. Users noted the comfort of the belt portion of Behind Barz, whereas Bon4 had mixed reviews with some users experiencing discomfort with its silicone material. Overall, Behind Barz appears to be favored for comfort.
“For me, the Behind Barz's belt portion is totally comfortable and causes no issues!”
“Hey SubBoy, I got my BehindBarz a month ago (bought it here in the forum's classifieds) and I'm really impressed with how comfortable it is.”
“I have a behind barz complete system that I love, but it's too bulky to wear discretely.”
“Now I wear a BON4M with no issues, the vice gets worn anywhere there’s a metal detector”
“I would also steer clear of silicone; I didn't have the best experience with the BON4 silicone, although it was comfortable to wear.”
“Easy cleaning (boiling) Negative about the Bon4: If the foreskin isn't fully retracted, skin can get pinched between the ring and the cage.”
Behind Barz is noted for its high security, with a significant majority of users praising its inescapability, especially with the optional security cable. In contrast, Bon4 received mixed feedback on security, with some users finding it insecure despite its comfort. Behind Barz is generally considered more secure.
“Behind Barz says that the security cable is not needed in order to make the belt inescapable, but it definitely helps.”
“The good news is the solution is very simple - Behind Barz offer replacement locks which are keyed differently - each of the two locks has a separate key, meaning you need two keys to…”
“My Locktober in a Behindbarz belt I suspect I wont be out on the 1st she will probably play games or find some reasons to add more time.”
“The alternatives in silo-style cages (Bon4, Dickcage, etc.) are very comfortable to wear, but as many here in the forum have pointed out, they are simply insecure.”
“As long as I'm locked up in the Bon4, there's no orgasm.”
“I don't like that at all, and secondly: when it's colder, my testicles slip through the ring and I can easily pull the Bon4 off...”
Behind Barz has a positive reception for hygiene, with users noting ease of cleaning even during extended wear. Bon4, however, has a less favorable hygiene reputation, with mentions of material issues affecting cleanliness. Behind Barz is preferred for maintaining hygiene.
“I ended up not using the outer shield on the behind barz, that made it easier to keep clean.”
“The longest time I've been locked continuously in my Behind Barz steel belt was 7 days - but usually I get to take it off every 3 days for cleaning (and shaving).”
“But the Apollo is easier to clean and I dry then the hannibal cages so I would recommend it.”
“I should explain this in more detail: If I put the BON4 aside after cleaning, an oily film of grease spread over the entire material after about an hour.”
“Before the Lancelot, I was locked up in a Bon 4, which didn't pull on my testicles as much, but it pinched more and wasn't as easy to clean.”
“My BON4 smells after 9 days of being sealed: Now I have another problem.”
The community feedback on the build quality of Behind Barz is limited but entirely positive, highlighting the precision fit of its steel waistbands. Bon4, while having more mentions, received a mixed response, with some users appreciating its durability but others pointing out quality concerns. Behind Barz is perceived to have superior build quality.
“I do not have any reaction to steel waistbands of my BehindBarz belt though they are of course less flexible and have to be bent to a precise fit.”
“UPDATE: Bon4 certainly make their cages durable.”
“There are very few options for quality steel cages that aren't custom - Bon4 is the only one that comes to mind.”
“Experiences with the Bon4 stainless steel version I'm currently considering getting a stainless steel Bon4 cage for my husband...”
| Behind Barz device price range | $871–$1,742 |
| Bon4 device price range | $131–$404 |
Behind Barz ranges $871–$1,742, while Bon4 ranges $131–$404. Bon4 starts lower.
Behind Barz is rated higher overall, excelling particularly in comfort, security, and hygiene. Users appreciate its secure fit and ease of maintenance, with limited but positive remarks on build quality. Bon4, while having its merits, especially in durability, does not match the overall performance of Behind Barz in these key areas.