2024 Tiffin Allegro Bus 37AP vs 2025 Tiffin Allegro Bus 40IP
The 2024 Tiffin Allegro Bus 37AP and 2025 Tiffin Allegro Bus 40IP might look similar on paper, but dig into the details and you'll find meaningful differences.
Specifications Comparison
| Specification | 2024 Tiffin Allegro Bus 37AP | 2025 Tiffin Allegro Bus 40IP | Advantage |
|---|---|---|---|
| Category | Class A | Class A | — |
| Year | 2024 | 2025 | 2025 Tiffin Allegro Bus 40IP |
| Length | 34.5 ft | 29 ft | — |
| Width | 8.5 ft | 8 ft | — |
| Height | 11.5 ft | 12.5 ft | — |
| Dry Weight | 26,200 lbs | 19,900 lbs | — |
| GVWR | 30,800 lbs | 22,100 lbs | — |
| Sleeping Capacity | 8 | 6 | 2024 Tiffin Allegro Bus 37AP |
| Fresh Water | 97 gal | 92 gal | 2024 Tiffin Allegro Bus 37AP |
| Gray Water | 42 gal | 53 gal | 2025 Tiffin Allegro Bus 40IP |
| Black Water | 40 gal | 43 gal | 2025 Tiffin Allegro Bus 40IP |
| Fuel Capacity | 123 gal | 88 gal | 2024 Tiffin Allegro Bus 37AP |
| Horsepower | 402 hp | 332 hp | 2024 Tiffin Allegro Bus 37AP |
| Engine | Cummins ISB 6.7L | Ford 6.8L V10 | — |
| Slide-Outs | 2 | 1 | 2024 Tiffin Allegro Bus 37AP |
| Solar | 500 W | 400 W | 2024 Tiffin Allegro Bus 37AP |
| Battery | 200 Ah | 250 Ah | 2025 Tiffin Allegro Bus 40IP |
| Inverter | 1,000 W | 2,000 W | 2025 Tiffin Allegro Bus 40IP |
| MSRP | $345,000 | $424,000 | 2024 Tiffin Allegro Bus 37AP |
Detailed Comparison
The 2024 Tiffin Allegro Bus 37AP and 2025 Tiffin Allegro Bus 40IP might look similar on paper, but dig into the details and you'll find meaningful differences.
Dimensionally, you're looking at 34.5 ft for the Tiffin Allegro Bus 37AP and 29.0 ft for the Tiffin Allegro Bus 40IP. The Tiffin Allegro Bus 37AP carries an extra 6,300 lbs, which affects tow vehicle requirements and fuel economy.
For sleeping arrangements, the Tiffin Allegro Bus 37AP offers room for 8 and the Tiffin Allegro Bus 40IP can handle 6. The Tiffin Allegro Bus 37AP benefits from 2 slide-out(s), expanding the interior when parked.
Looking at self-sufficiency, the Tiffin Allegro Bus 37AP packs 97 gal of fresh water and 500W of solar. The Tiffin Allegro Bus 40IP counters with 92 gal fresh water and 400W solar.
Price is often the deciding factor. The Tiffin Allegro Bus 37AP starts at $345,000 MSRP, while the Tiffin Allegro Bus 40IP commands $424,000 — a $79,000 gap. That's a significant 23% premium you'll need to justify.
Families with kids will appreciate the extra sleeping capacity and living space. Off-grid campers should pay close attention to solar wattage, battery capacity, and tank sizes. Full-timers should prioritize tank capacity, storage, and overall living comfort.
Remember, the perfect RV is the one you'll actually use. Pick the one that excites you most and hit the road.
Individual Overviews
2024 Tiffin Allegro Bus 37AP
- Category: Class A
- Length: 34.5 ft
- Weight: 26,200 lbs
- Sleeps: 8
- MSRP: $345,000
2025 Tiffin Allegro Bus 40IP
- Category: Class A
- Length: 29 ft
- Weight: 19,900 lbs
- Sleeps: 6
- MSRP: $424,000
