Here are a few differences between Dyson DC50 and DC33:
1, They come in different sizes.
The DC33 is full size while the DC50 is compact, this causes some differences on the specs.
The DC33 has more powerful suction, wider cleaner head, longer power cord, much larger dirt bin, longer hose than the DC50. Thus, the DC33 is better for large house cleaning while DC50 is for small home.
2, Technologies
The Dyson DC33 is an old model while the DC50 is a newer version that features some Dyson’s latest technologies.
The DC50 features new cleaner head that is claimed to pick up more from carpets and bare floors; it also features 2 Tier Radial cyclones to capture more tiny particles; and the latest ball technology to make it easy to steer and have a more streamlined look.
Compare Dyson DC50 and DC33
| Dyson DC50 Animal | Dyson DC33 Multi Floor | |
|---|---|---|
| Images |  |  |
| Price | $449.99 at dyson.com on 2014-07-14 | not available at dyson.com on 2014-07-14 |
| Cyclone Technology Type | 2 Tier Radial™ cyclones | Root Cyclone™ technology |
| Movement Type | Ball Technology | Fixed Wheel |
| Design | Compact Upright | Full Size Upright |
| Multiple Floor Types Cleaning | YES | YES |
| Suction Power | 128 airwatts | 240 airwatts |
| Bagless | YES | YES |
| Bin Capacity | 0.21 gallons | 0.61 gallons |
| Corded | YES | YES |
| Cord Length | 24.9 ft | 35 ft |
| Hose Length | 8.5 ft | 15.7 ft |
| Max Reach | 28.5 ft | 51.1 ft |
| Wand | Quick-draw telescope | Instant Release |
| Cleaner Head Width | about 11″ | about 13.4″ |
| Weight | 11.6 lbs | 17.6 lbs |
| Cleaner Head Technology | Self-adjusting | Clutch controlled brushbar |
| Brushbar Control Type | Fingertip brush bar control | Control on cleaner head |
| HEPA filtration | YES | YES |
| Warranty | 5 year warranty on parts & labor | 5 year parts and labor warranty |
| Dimensions | 30.1" x 11" x 13.9" | 44.9" x 13.4" x 14.0" |
| Cord Winding | manual | manual |
| User Guide | DC50 Animal User Guide | DC33 Multi Floor User Guide |
| Tools included | Tangle-free Turbine tool Combination tool Stair tool | Combination tool Stair tool |
Overall, they meet different needs, to buy which one is all about your cleaning needs and personal preference.