The Cozey Neptune Sleeper Sofa Is Firm, Practical, and Not Trying to Impress You

If you still think sleeper sofas are those musty, squeaky nightmares that feel like sleeping on cardboard, the furniture world has some news for you. Modern sleeper sofas have gotten a serious upgrade, with brands cramming in real mattresses and clever configurations that actually make sense for how people live today.

Enter the Cozey Neptune, a modular sleeper sofa from Montreal that’s taking a different approach entirely. Instead of hiding a mattress inside, it turns the actual couch cushions into a bed. Add some storage compartments underneath, machine-washable fabric, and the ability to reconfigure the whole thing whenever you want, and you’ve got something that’s genuinely practical. Whether it’s something you’d actually want to sit on every day is another question entirely.

Shipping Fast, Assembling Slower

The Neptune arrives fast. Like, suspiciously fast for furniture. We’re talking four days via FedEx, which is basically unheard of when most made-to-order couches take months to show up. But there’s a catch: it arrives in 13 separate boxes that you’ll need to schlep around your house and somehow assemble into a functional piece of technology for living.

The boxes aren’t impossible to carry if you’re reasonably mobile, but getting the heavier ones upstairs solo is a workout you didn’t sign up for. No tools required for assembly, which sounds great until you realize you’re spending a couple of hours trying to figure out which connector goes where and why you have so many lumbar pillows. The modular design means you can reconfigure it later, which is genuinely useful if you move or change your mind about layout. That flexibility is probably the Neptune’s strongest selling point.

Firm Doesn’t Begin to Cover It

Let’s talk about what it’s actually like to use this thing. The Neptune is firm. Not “supportive and ergonomic” firm. Capital F Firm. The kind of firm where you sit down and wonder if maybe you were supposed to order some kind of cushion topper just for everyday sitting.

Those loose lumbar pillows scattered across the back? They’re not decorative. They’re essential. Without them, you’re pitched backward at an angle that makes you feel like you’re slowly sliding into an alternate dimension. And here’s the kicker: two of those pillows need to go underneath the pull-out seats when you convert it to a bed, which means you’re constantly moving them around. If you have kids or pets, good luck keeping track of where they all end up.

The bed situation is equally uncompromising. It’s better than those ancient pull-out mattresses that felt like sleeping on a medieval torture device, sure. But it’s still noticeably firm even with the optional memory foam topper that comes in Cozey’s $335 Sleep Kit. The upside? The angular design means smaller gaps between cushions compared to curvier sofas, and the sleeping surface sits about 17 inches off the ground, which is actually a decent height.

Who This Is Actually For

The Neptune has a clear identity crisis. It wants to be everything: a couch, a bed, a storage unit, a modular system you can endlessly reconfigure. In trying to do all of that, it ends up being aggressively practical but not particularly enjoyable.

The aesthetic is boxy and neutral, which works perfectly for guest rooms, Airbnbs, or vacation homes where function matters more than making an impression. The machine-washable covers and sturdy plywood frame mean it can take a beating. The storage underneath each seat is genuinely useful for stashing bedding or whatever else you need to hide. For a studio apartment or guest room where space is tight and versatility is key, the Neptune makes a lot of sense.

But for your main living room where you’re sitting every evening? That firmness is going to get old fast. One review even called it “cheugy,” which feels harsh but not entirely wrong. This is furniture that prioritizes function over comfort, and it shows.

The Business Model Behind the Boxes

Cozey’s direct-to-consumer approach is part of a larger shift in how furniture gets made and sold. By cutting out showrooms and keeping inventory ready to ship, they can deliver in days instead of months. The tradeoff is a limited color selection: four Performance fabrics and four neutrals in their proprietary water-resistant material. That’s nothing compared to the endless swatches you’d get from traditional brands, but it’s the price of immediacy.

The 30-day trial period softens the blow, though you’ll need to keep all those boxes if you want to return it. Disassembling and repacking 13 boxes is nobody’s idea of a good time, but at least the option exists.

The Neptune isn’t trying to be the couch of your dreams, and maybe that’s the point. It’s the couch for when you need something that works, ships fast, and won’t fall apart when your sister-in-law crashes for the weekend. Just don’t expect to sink into it after a long day, because this thing has zero interest in letting you do that.

Written by

Adam Makins

I can and will deliver great results with a process that’s timely, collaborative and at a great value for my clients.