2024 Thor Sanctuary 19P vs 2025 Leisure Unity MB
Both the 2024 Thor Sanctuary 19P and the 2025 Leisure Unity MB have loyal followings, and for good reason. Here's an objective look at how they measure up.
Specifications Comparison
| Specification | 2024 Thor Sanctuary 19P | 2025 Leisure Unity MB | Advantage |
|---|---|---|---|
| Category | Class B | Class B | — |
| Year | 2024 | 2025 | 2025 Leisure Unity MB |
| Length | 21.5 ft | 19 ft | — |
| Width | 7.5 ft | 7 ft | — |
| Height | 10 ft | 9 ft | — |
| Dry Weight | 11,300 lbs | 9,400 lbs | — |
| GVWR | 14,700 lbs | 13,400 lbs | — |
| Sleeping Capacity | 4 | 2 | 2024 Thor Sanctuary 19P |
| Fresh Water | 27 gal | 39 gal | 2025 Leisure Unity MB |
| Gray Water | 20 gal | 20 gal | Tie |
| Black Water | 12 gal | 20 gal | 2025 Leisure Unity MB |
| Fuel Capacity | 29 gal | 24 gal | 2024 Thor Sanctuary 19P |
| Horsepower | 280 hp | 188 hp | 2024 Thor Sanctuary 19P |
| Engine | Ram ProMaster 3.6L V6 | Mercedes-Benz 3.0L V6 Turbo Diesel | — |
| Slide-Outs | 0 | 0 | — |
| Solar | 300 W | 300 W | Tie |
| Battery | 500 Ah | 400 Ah | 2024 Thor Sanctuary 19P |
| Inverter | 1,500 W | 2,500 W | 2025 Leisure Unity MB |
| MSRP | $193,000 | $190,000 | 2025 Leisure Unity MB |
Detailed Comparison
Both the 2024 Thor Sanctuary 19P and the 2025 Leisure Unity MB have loyal followings, and for good reason. Here's an objective look at how they measure up.
The Thor Sanctuary 19P measures 21.5 ft in length at 11,300 lbs, compared to the Leisure Unity MB's 19.0 ft and 9,400 lbs. GVWR ratings sit at 14,700 lbs and 13,400 lbs respectively.
The Thor Sanctuary 19P sleeps 4 while the Leisure Unity MB accommodates 2.
For boondocking enthusiasts, tank sizes matter. Fresh water capacity goes to the Leisure Unity MB at 39 gallons versus 27 gallons. Solar-wise, you get 300W on the Thor Sanctuary 19P and 300W on the Leisure Unity MB. Battery banks are 500 Ah and 400 Ah.
At $193,000 MSRP for the Thor Sanctuary 19P and $190,000 for the Leisure Unity MB, the Leisure Unity MB saves you $3,000. With only a 2% price difference, the choice comes down to features rather than cost.
Boondockers: look at the fresh water capacity and solar/battery systems — they determine how long you can stay out. If you're a weekend camper, don't over-buy — the smaller, lighter model may serve you perfectly. Solo adventurers should consider the model that's easiest to manage single-handedly.
No comparison can replace walking through each unit yourself. Visit a dealer and experience the layouts firsthand.
Individual Overviews
2024 Thor Sanctuary 19P
- Category: Class B
- Length: 21.5 ft
- Weight: 11,300 lbs
- Sleeps: 4
- MSRP: $193,000
2025 Leisure Unity MB
- Category: Class B
- Length: 19 ft
- Weight: 9,400 lbs
- Sleeps: 2
- MSRP: $190,000