Keystone Cougar 368MBI vs Keystone Bullet 287QBS

2025 Keystone Keystone Cougar 368MBI

Keystone · Fifth Wheel

Keystone Cougar 368MBI

$68,000

4.2★ (4,200)

vs
2025 Keystone Keystone Bullet 287QBS

Keystone · Travel Trailer

Keystone Bullet 287QBS

$40,000

4.1★ (3,800)

Quick take: The Keystone Bullet 287QBS costs $28,000 less; the Keystone Bullet 287QBS is 8 ft shorter and easier to maneuver.

SpecKeystone Cougar 368MBIKeystone Bullet 287QBS
Price$68,000$40,000
Rating4.2★ (4,200)4.1★ (3,800)
TypeFifth WheelTravel Trailer
Year20252025
Length40 ft32 ft
Weight12,500 lbs7,200 lbs
Sleeps88
Fresh water60 gal44 gal
Slide-outs31
SolarNoneNone
Four-seasonNoNo
Pet friendlyYesYes
TowableYesYes
Chassis——

Why owners pick each

Keystone Cougar 368MBI

  • ✓Mid-bunk room gives kids their own separate space with a door
  • ✓Large holding tanks support week-long dry camping stays
  • ✓Triple slides and 40 feet of space feel like a small home

Keystone Bullet 287QBS

  • ✓Outdoor kitchen with fridge and grill prep area
  • ✓Bunk room with entertainment system keeps kids happy
  • ✓Good value for a bunkhouse with outdoor kitchen combo

What owners report

Keystone Cougar 368MBI

  • ✓The mid-bunk floorplan is the family star — a private mid-room plus a queen pull-out sofa that effectively creates a second bedroom, so two sets of kids or guests have their own space
  • ✓Sleeps eight comfortably for a real family vacation rig without going full toy-hauler bulk
  • ✓Owners praise the fireplace and the cozy, residential feel of the main living area
  • ✓Cougar is a mature, popular line with a deep parts pipeline and an active Keystone owner forum for troubleshooting
  • ✓Strong value for a large family fifth wheel at around $68K versus pricier Grand Design and Montana bunk models
  • ✓Good kitchen and living space for hosting — the layout is built for togetherness, not just sleeping
  • ✓Widely available used, so you can find them at attractive prices with the right inspection
  • ✗Multiple A/C duct leaks reported between the ceiling and roof from how the ducting was installed at the factory
  • ✗Bedroom slide can leak in the rain due to a seal-channel design that dumps water onto a flat trim piece that pools
  • ✗Bathroom skylight leaks reported by owners
  • ✗Floor flex over the heating ducts in the main living area — enough that the kitchen island can rock on some units
  • ✗Keystone build quality and warranty experiences draw mixed-to-frustrated reviews on the owner forums

Keystone Bullet 287QBS

  • ✓The bunkhouse plus private front queen bedroom layout is a family favorite — kids get their own bunk room, parents get a door that closes
  • ✓It's a lightweight build for its size (around 6,000-7,200 lbs), keeping it within reach of capable half-ton and 3/4-ton trucks
  • ✓Good tank capacity (about 44 fresh, 37 gray, 37 black) supports longer family trips between dumps
  • ✓Pass-through storage swallows camp chairs, bikes, and gear without sacrificing interior space
  • ✓Priced as Keystone's value line, it delivers a bunkhouse-plus-outdoor-kitchen combo for less than many rivals
  • ✓Multi-year ownership reviews exist of owners happily camping theirs for five-plus years, showing it can hold up with maintenance
  • ✗Roof-construction complaints are alarming on some units — owners report staples poking nearly through the rubber membrane and missing sealant, a serious leak risk
  • ✗Outdoor-kitchen water intrusion is reported on delivery — one owner found water damage in the outdoor kitchen the day they picked it up
  • ✗Warranty support draws sharp criticism — at least one owner flatly says 'I do not recommend Keystone' over how claims were handled
  • ✗Like most value-line trailers, interior finishes are basic — thin materials and budget hardware are the tradeoff for the price
  • ✗Loaded for a family of eight it gets heavy fast, pushing a half-ton near its limit — many owners are happier towing with a 3/4-ton
  • ✗Sleeping eight is tight in reality — the dinette and convertible spaces work for kids but aren't comfortable for eight adults
  • ✗Three-season trailer — fine for typical camping seasons but not built for hard winter use without added measures