2024 Forest River Cardinal 345RLX vs 2025 Dutchmen Yukon 421FL
Two noteworthy RVs face off: the 2024 Forest River Cardinal 345RLX and the 2025 Dutchmen Yukon 421FL. From dimensions to amenities, here's the full breakdown.
Specifications Comparison
| Specification | 2024 Forest River Cardinal 345RLX | 2025 Dutchmen Yukon 421FL | Advantage |
|---|---|---|---|
| Category | Fifth Wheel | Fifth Wheel | — |
| Year | 2024 | 2025 | 2025 Dutchmen Yukon 421FL |
| Length | 37 ft | 40 ft | — |
| Width | 8 ft | 8 ft | — |
| Height | 13.5 ft | 13.5 ft | — |
| Dry Weight | 12,600 lbs | 15,200 lbs | — |
| GVWR | 16,000 lbs | 18,800 lbs | — |
| Sleeping Capacity | 6 | 6 | Tie |
| Fresh Water | 60 gal | 82 gal | 2025 Dutchmen Yukon 421FL |
| Gray Water | 74 gal | 47 gal | 2024 Forest River Cardinal 345RLX |
| Black Water | 40 gal | 40 gal | Tie |
| Fuel Capacity | — | — | — |
| Horsepower | — | — | — |
| Engine | — | — | — |
| Slide-Outs | 2 | 3 | 2025 Dutchmen Yukon 421FL |
| Solar | 200 W | 250 W | 2025 Dutchmen Yukon 421FL |
| Battery | 350 Ah | 100 Ah | 2024 Forest River Cardinal 345RLX |
| Inverter | 1,000 W | 2,500 W | 2025 Dutchmen Yukon 421FL |
| MSRP | $135,000 | $134,000 | 2025 Dutchmen Yukon 421FL |
Detailed Comparison
Two noteworthy RVs face off: the 2024 Forest River Cardinal 345RLX and the 2025 Dutchmen Yukon 421FL. From dimensions to amenities, here's the full breakdown.
In terms of footprint, the Forest River Cardinal 345RLX stretches 37.0 ft while the Dutchmen Yukon 421FL spans 40.0 ft. Weight-wise, the Forest River Cardinal 345RLX is the lighter rig at 12,600 lbs versus 15,200 lbs.
Capacity-wise, expect to sleep 6 in the Forest River Cardinal 345RLX versus 6 in the Dutchmen Yukon 421FL. With 2 and 3 slide-outs respectively, the parked floor plans differ significantly.
Tank capacities are a key off-grid consideration. The Forest River Cardinal 345RLX carries 60 gal of fresh water, 74 gal gray, and 40 gal black. The Dutchmen Yukon 421FL offers 82 gal fresh, 47 gal gray, and 40 gal black. The Dutchmen Yukon 421FL has the edge for extended dry camping.
Budget-wise, the Dutchmen Yukon 421FL is listed at $134,000 compared to $135,000 for the Forest River Cardinal 345RLX.
For family camping trips, the larger floor plan and additional berths make a real difference. For boondocking, the model with superior solar and battery setup will keep you comfortable off the grid longer. If you're going full-time, the larger tanks and more robust build quality matter enormously.
Both options have earned their place in the market. Your trip style and budget should be the final tiebreakers.
Individual Overviews
2024 Forest River Cardinal 345RLX
- Category: Fifth Wheel
- Length: 37 ft
- Weight: 12,600 lbs
- Sleeps: 6
- MSRP: $135,000
2025 Dutchmen Yukon 421FL
- Category: Fifth Wheel
- Length: 40 ft
- Weight: 15,200 lbs
- Sleeps: 6
- MSRP: $134,000