Compare Modern Day Central Vacuums | AirMaster, M-Series, Flo-Master & SilentMaster
Modern Day has earned a reputation for engineering some of the most powerful and durable built-in vacuums in North America. With series like AirMaster, Central Vacuum, Flo-Master, and SilentMaster, homeowners and professionals alike can find a unit designed for their exact cleaning needs. Each model combines high suction power, reliable construction, and long warranties backed by one of the leading names in the industry.
This guide compares the full lineup of Modern Day central vacuums, including the AirMaster A-Series, the M-Series, the Flo-Master F-Series, and the SilentMaster S-Series. Use the chart below to compare motor performance, filtration, noise levels, bag capacity, and warranty coverage side-by-side, then scroll down for answers to common questions and tips on how to choose the right model for your home.
| Model | AirMaster A650tv | AirMaster A700tv | Central Vacuum M465h | Central Vacuum M615h | Central Vacuum M715h | Flo-Master F600t | Flo-Master F650t | Flo-Master F700t | SilentMaster S460r | SilentMaster S500r | SilentMaster S560r | SilentMaster S900r |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Product Images |  |
 |
 |
|
 |
 |
 |
 |
 |
|
|
|
| Series | AirMaster | AirMaster | M-Series | M-Series | M-Series | Flo-Master | Flo-Master | Flo-Master | SilentMaster | SilentMaster | SilentMaster | SilentMaster |
| Sq. Ft. Coverage | Up to 6,000 sq. ft. |
Up to 7,000 sq. ft. |
Up to 4,500 sq. ft. |
Up to 6,000 sq. ft. |
Up to 7,000 sq. ft. |
Up to 6,500 sq. ft. |
Up to6,500 sq. ft. |
Up to7,000 sq. ft. |
Up to 4,600 sq. ft. |
Up to 5,000 sq. ft. |
Up to 5,600 sq. ft. |
Up to 9,000 sq. ft. |
| Motor / Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage | 2-Stage |
| AirWatts (approx.) | 650 | 700 | 465 | 615 | 715 | 660 | 650 | 700 | 460 | 500 | 560 | 900 |
| Filtration | Bag or Bagless | Bag or Bagless | Disposable Bag | Disposable Bag | Disposable Bag | Bag or Bagless | Bag or Bagless | Bag or Bagless | Disposable Bag | Disposable Bag | Disposable Bag | Disposable Bag |
| Noise Level | Low | Low | Moderate | Moderate | Moderate | Low | Low | Low | Ultra Quiet | Ultra Quiet | Ultra Quiet | Ultra Quiet |
| Capacity (gallons) | 6 | 6 | 4.5 | 6 | 7 | 6.5 | 6.5 | 7 | 5 | 6 | 6 | 8 |
| Warranty | 10 Years | 10 Years | 10 Years | 10 Years | 10 Years | 10 Years | 10 Years | 10 Years | 12 Years | 12 Years | 12 Years | 12 Years |
| Reviews | ★★★★★ (61 Reviews) |
★★★★★ (72 Reviews) |
★★★★★ (33 Reviews) |
★★★★★ (48 Reviews) |
★★★★★ (59 Reviews) |
★★★★★ (42 Reviews) |
★★★★★ (37 Reviews) |
★★★★★ (44 Reviews) |
★★★★★ (29 Reviews) |
★★★★★ (35 Reviews) |
★★★★★ (41 Reviews) |
★★★★★ (52 Reviews) |
| Buy |  |
|
|
|
|
|
|
|
|
|
|
|
⭐ Frequently Asked Questions
1. What’s the difference between AirMaster and SilentMaster?
AirMaster models are versatile and powerful, while SilentMaster units prioritize ultra-quiet operation and longer warranties, making them ideal for large homes where noise is a concern.
2. How do the M-Series compare to Flo-Master units?
M-Series models focus on reliable suction for small to mid-size homes, while Flo-Master units provide slightly larger capacities and flexibility with bag or bagless operation.
3. Are all Modern Day units compatible with existing in-wall vacuum systems?
Yes. Modern Day central vacuums are designed to integrate with most standard 2" in-wall piping and universal hose kits.
4. Do these vacuums require professional installation?
While DIY installation is possible, professional installation ensures optimal suction and proper sealing for maximum efficiency.
5. Which model is best for large homes?
The S900r SilentMaster offers the highest airwatts (900) and largest capacity, making it ideal for large households or spaces above 8,000 sq ft.
🛒 How to Choose the Right Modern Day Central Vacuum
- For small to mid-size homes: Choose an M-Series model like the M465h or M615h.
- For versatile power and value: The AirMaster series (A650tv, A700tv) offers excellent suction and modern design.
- For mixed capacity and bag options: Flo-Master units provide flexible bag or bagless operation.
- For maximum quiet and performance: SilentMaster models (S460r through S900r) deliver ultra-quiet cleaning and extended 12-year warranties.
- For the largest spaces: The S900r SilentMaster is the powerhouse unit designed for expansive homes and demanding cleaning needs.
