Grand Design Solitude 380FL vs Grand Design Solitude S-Class 3540GK
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Quick take: The Grand Design Solitude 380FL costs $10,000 less; the Grand Design Solitude S-Class 3540GK is 2 ft shorter and easier to maneuver.
| Spec | Grand Design Solitude 380FL | Grand Design Solitude S-Class 3540GK |
|---|---|---|
| Price | $105,000 | $115,000 |
| Rating | 4.7★ (3,800) | 4.7★ (2,200) |
| Type | Fifth Wheel | Fifth Wheel |
| Year | 2025 | 2025 |
| Length | 42 ft | 40 ft |
| Weight | 15,200 lbs | 14,800 lbs |
| Sleeps | 4 | 4 |
| Fresh water | 72 gal | 72 gal |
| Slide-outs | 4 | 4 |
| Solar | 200W | 200W |
| Four-season | Yes | Yes |
| Pet friendly | Yes | Yes |
| Towable | Yes | Yes |
| Chassis | — | — |
Why owners pick each
Grand Design Solitude 380FL
- ✓Front living room layout maximizes entertaining and relaxation space
- ✓Grand Design's warranty and customer service are best in the industry
- ✓Built specifically for full-time living with residential fixtures
Grand Design Solitude S-Class 3540GK
- ✓Gourmet kitchen with center island rivals a residential kitchen
- ✓Grand Design S-Class represents the pinnacle of their fifth wheel lineup
- ✓Full-timer-friendly with washer/dryer prep and massive tanks