The Nitro 901 CDX DC 2004 vs Nitro Z20 2021 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.
The Nitro 901 CDX DC 2004 carries a rated maximum of 200 hp. Engine data for the Nitro Z20 2021 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Fuel capacity breaks the other way: the Nitro 901 CDX DC 2004 carries 57 gallons versus 5 gallons in the Nitro Z20 2021. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
For family outings this is probably the sharpest distinction between the two. The Nitro Z20 2021 is rated for 6 passengers, while the Nitro 901 CDX DC 2004 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Nitro Z20 2021 could be the deciding factor.
Bottom line: Choose the Nitro Z20 2021 if your priority is putting more people on the water — it handles 6 passengers and at 20,0 ft it has the deck room to back that rating up comfortably. The Nitro 901 CDX DC 2004 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 4 that costs less to run day-to-day.