2024 Keystone Montana 3791RD vs 2024 Keystone Arcadia 378RL

Head to head, the 2024 Keystone Montana 3791RD and the 2024 Keystone Arcadia 378RL each bring unique strengths to the table. Which one deserves a spot in your driveway?

Specifications Comparison

Specification2024 Keystone Montana 3791RD2024 Keystone Arcadia 378RLAdvantage
CategoryFifth WheelFifth Wheel
Year20242024Tie
Length40.5 ft34.5 ft
Width8 ft8 ft
Height12.5 ft13.5 ft
Dry Weight10,300 lbs13,600 lbs
GVWR13,500 lbs16,300 lbs
Sleeping Capacity1082024 Keystone Montana 3791RD
Fresh Water68 gal75 gal2024 Keystone Arcadia 378RL
Gray Water64 gal55 gal2024 Keystone Montana 3791RD
Black Water50 gal47 gal2024 Keystone Montana 3791RD
Fuel Capacity
Horsepower
Engine
Slide-Outs11Tie
Solar550 W500 W2024 Keystone Montana 3791RD
Battery300 Ah200 Ah2024 Keystone Montana 3791RD
Inverter2,500 W2,500 WTie
MSRP$72,000$87,0002024 Keystone Montana 3791RD

Detailed Comparison

Head to head, the 2024 Keystone Montana 3791RD and the 2024 Keystone Arcadia 378RL each bring unique strengths to the table. Which one deserves a spot in your driveway?

Starting with size, the Keystone Montana 3791RD measures 40.5 ft long and tips the scales at 10,300 lbs dry weight. The Keystone Arcadia 378RL comes in at 34.5 ft with a dry weight of 13,600 lbs. That gives the Keystone Montana 3791RD roughly 6.0 extra feet of length.

For sleeping arrangements, the Keystone Montana 3791RD offers room for 10 and the Keystone Arcadia 378RL can handle 8.

Looking at self-sufficiency, the Keystone Montana 3791RD packs 68 gal of fresh water and 550W of solar. The Keystone Arcadia 378RL counters with 75 gal fresh water and 500W solar.

Price is often the deciding factor. The Keystone Montana 3791RD starts at $72,000 MSRP, while the Keystone Arcadia 378RL commands $87,000 — a $15,000 gap. That's a significant 21% premium you'll need to justify.

Families with kids will appreciate the extra sleeping capacity and living space. Off-grid campers should pay close attention to solar wattage, battery capacity, and tank sizes. Full-timers should prioritize tank capacity, storage, and overall living comfort.

Ultimately, both rigs have their merits — test drive each one and see which floor plan speaks to your lifestyle.

Individual Overviews

2024 Keystone Montana 3791RD

  • Category: Fifth Wheel
  • Length: 40.5 ft
  • Weight: 10,300 lbs
  • Sleeps: 10
  • MSRP: $72,000
View Full Specs

2024 Keystone Arcadia 378RL

  • Category: Fifth Wheel
  • Length: 34.5 ft
  • Weight: 13,600 lbs
  • Sleeps: 8
  • MSRP: $87,000
View Full Specs