Grand Design Reflection 337RLS vs Grand Design Solitude 310GK
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Quick take: The Grand Design Reflection 337RLS costs $16,000 less; the Grand Design Solitude 310GK is 3 ft shorter and easier to maneuver.
| Spec | Grand Design Reflection 337RLS | Grand Design Solitude 310GK |
|---|---|---|
| Price | $82,000 | $98,000 |
| Rating | 4.6★ (5,200) | 4.7★ (3,100) |
| Type | Fifth Wheel | Fifth Wheel |
| Year | 2025 | 2026 |
| Length | 37 ft | 34 ft |
| Weight | 11,500 lbs | 12,100 lbs |
| Sleeps | 4 | 4 |
| Fresh water | 60 gal | 81 gal |
| Slide-outs | 3 | 3 |
| Solar | 200W | 200W |
| Four-season | Yes | Yes |
| Pet friendly | Yes | Yes |
| Towable | Yes | Yes |
| Chassis | — | — |
Why owners pick each
Grand Design Reflection 337RLS
- ✓Kitchen island provides prep space that most RVs lack
- ✓Grand Design's build quality consistently ranks among the best
- ✓Massive gray tank at 84 gallons supports long dry camping stays
Grand Design Solitude 310GK
- ✓106 gallons of gray capacity plus 81 fresh makes long off-hookup stays realistic
- ✓35K BTU furnace and enclosed, heated utility center handle genuinely cold weather
- ✓Rear-living triple-slide layout lives like a residential condo at 34 feet