2024 Keystone Montana 3761FL vs 2024 Keystone Arcadia 378RL

Two popular options on many shoppers' shortlists — the 2024 Keystone Montana 3761FL and the 2024 Keystone Arcadia 378RL. Let's see how they compare across the specs that matter most.

Specifications Comparison

Specification2024 Keystone Montana 3761FL2024 Keystone Arcadia 378RLAdvantage
CategoryFifth WheelFifth Wheel
Year20242024Tie
Length38 ft34.5 ft
Width8.5 ft8 ft
Height13 ft13.5 ft
Dry Weight14,600 lbs13,600 lbs
GVWR19,000 lbs16,300 lbs
Sleeping Capacity982024 Keystone Montana 3761FL
Fresh Water63 gal75 gal2024 Keystone Arcadia 378RL
Gray Water43 gal55 gal2024 Keystone Arcadia 378RL
Black Water38 gal47 gal2024 Keystone Arcadia 378RL
Fuel Capacity
Horsepower
Engine
Slide-Outs212024 Keystone Montana 3761FL
Solar300 W500 W2024 Keystone Arcadia 378RL
Battery200 Ah200 AhTie
Inverter2,500 W2,500 WTie
MSRP$78,000$87,0002024 Keystone Montana 3761FL

Detailed Comparison

Two popular options on many shoppers' shortlists — the 2024 Keystone Montana 3761FL and the 2024 Keystone Arcadia 378RL. Let's see how they compare across the specs that matter most.

Dimensionally, you're looking at 38.0 ft for the Keystone Montana 3761FL and 34.5 ft for the Keystone Arcadia 378RL. The Keystone Montana 3761FL carries an extra 1,000 lbs, which affects tow vehicle requirements and fuel economy.

The Keystone Montana 3761FL sleeps 9 while the Keystone Arcadia 378RL accommodates 8. Slide-outs play a role in livability: the Keystone Montana 3761FL has 2 and the Keystone Arcadia 378RL has 1.

For boondocking enthusiasts, tank sizes matter. Fresh water capacity goes to the Keystone Arcadia 378RL at 75 gallons versus 63 gallons. Solar-wise, you get 300W on the Keystone Montana 3761FL and 500W on the Keystone Arcadia 378RL. Battery banks are 200 Ah and 200 Ah.

At $78,000 MSRP for the Keystone Montana 3761FL and $87,000 for the Keystone Arcadia 378RL, the Keystone Montana 3761FL saves you $9,000. With only a 12% price difference, the choice comes down to features rather than cost.

If you're traveling with a family, look for the model with more sleeping positions and better storage. Boondockers: look at the fresh water capacity and solar/battery systems — they determine how long you can stay out. For the full-time RV lifestyle, every gallon of tank capacity and every inch of counter space counts.

Whichever you choose, you'll be getting a capable rig. Just make sure to inspect one in person before signing.

Individual Overviews

2024 Keystone Montana 3761FL

  • Category: Fifth Wheel
  • Length: 38 ft
  • Weight: 14,600 lbs
  • Sleeps: 9
  • MSRP: $78,000
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