“I like the Mountain Hardwear Bishop Pass 15 Sleeping Bag. I'm in Southern Calif, and have used it to when doing Sequoias with snow still on the ground.”

56% of 9 verified owners recommend the Mountain Hardwear Bishop Pass 15, based on real owner verdicts aggregated from Reddit, enthusiast forums, and YouTube.
The headline score reflects owners (Reddit, enthusiast forums), independent lab tests, blogs with no affiliate links, and YouTube owner-comments when they line up with owners. YouTube is shown for perspective but kept out here — hover the i for why.
Synthesized from what Mountain Hardwear Bishop Pass 15 owners say — not a spec sheet.
“I like the Mountain Hardwear Bishop Pass 15 Sleeping Bag. I'm in Southern Calif, and have used it to when doing Sequoias with snow still on the ground.”
“The other is the mountain hardwear bishop pass 15. It’s a bit warmer and a bit cheaper but I find it less comfortable and not great in warmer weather.”
“Cold, cold, cold...and he runs hot.”
“I think the bishop pass is a bit warmer, though I like the spoon design and the gills on the disco. I think the bishop pass is better for lower temperatures, but the disco has a much wider useful range due to the gills”
“Superb bags, Excellent value for a reasonable price. Also not fudging on temperature rating. Warmer than other bags in this rating range.”
“However that leaves zero room for tossing around and it sucks.”
“replaced it with a Mountain Hardwear Bishop Pass 15. Switching from synthetic to down seemed to make a huge difference in packability.”
“I have the bishop pass for car camping and a western mountaineering bag for backpacking. The former is too heavy for backpacking but a great bag”
“I have the mountain hardware bishop pass and I absolutely love it. Great backpacking sleeping bag, roomy foot box”
“The down of the Bishop Pass still allows it to compress decently for backpacking, and it lofts up well.”
Practical notes owners raise — setup, quirks, and issues to watch for. They don't say whether the person likes the product, so they're not counted in the score, but they inform the pros, cons, and who it's for.
“I tried the Kelty, but found the shell material thin, I ended up with mountain hardwear bishop pass 15 on sale was a tad bit above $200”
“If we look at the ever-popular Nemo Disco 15, the men's bag is rated 27/16 comfort/limit and the women's 17/4 comfort/limit, and the MSRP on the women's bag is cheaper even.”
“Mountain Hardware - [Bishop Pass](https://www.backcountry.com/mountain-hardwear-bishop-pass-sleeping-bag-15f-down-womens) My boyfriend has the mens’ equivalent and the bags zip together, which def adds warmth.”
“They were a great company 20 years ago, but have been bought and sold too many times, sadly. Their products are still mostly okay, with their bags tend to be on the slightly heavy side, but otherwise they are a good value. Were you thinking about the MountainLight, or Downtime 0 (F)?”
“Thanks for the reply, I ended up settling with the mountain hardwear bishop pass 15, but let me know how it goes with the exped since rei does have a pretty good return policy”
“So the bag rating isn’t accurate or you sleep really cold. I’ve had the same problem as you, but I just sleep pretty cold. Either return it or get extra layers.”
“That's a summer pad for warm temperature. Your bag is ISO comfort rated to 26*F, the testing apparatus used to generate these ratings requires a sleeping pad with an R-value of 5.38 and assumes you’re also wearing long underwear (top and bottom) and a warm hat.”
“I got the regular but I’m pretty short (5’5 on a good day)”