Once you move beyond the classic 8-gram cartridge, the two cream charger sizes you will run into most often are the 640g cylinder and the 3.3L tank. Both are designed for kitchens that go through whipped cream and culinary foams in real volume, but they are not interchangeable. Choosing the wrong one means either constantly swapping canisters or paying for far more capacity than you need. This guide compares the popular SuperWhip 640g cylinder and the Brixz RichWhip 3.3L Tycoon tank so you can match the right N2O size to your kitchen.
The Short Version
A 640g cylinder holds about 80 standard 8g chargers' worth of nitrous oxide and suits busy cafes and dessert bars. A 3.3L tank holds significantly more and delivers the lowest cost per serving, making it the choice for commercial kitchens and catering operations. The bigger the volume you produce, the larger the format that makes sense.
Understanding the Two Measurements
One thing that trips people up immediately is that these two sizes are measured differently. The 640g figure refers to the weight of nitrous oxide inside the cylinder: 640 grams of gas. The 3.3L figure refers to the water capacity volume of the tank itself. This is why you cannot directly compare 640 and 3.3 as if they were the same unit. What matters in practice is how much usable gas each holds and how many servings of whipped cream or foam you can get out of it.
To put the 640g cylinder in familiar terms: since each standard cream charger holds 8 grams of N2O, a single 640g cylinder is equivalent to roughly 80 small cartridges (640 รท 8 = 80). The 3.3L Brixz RichWhip Tycoon holds considerably more gas again, which is why it sits at the top of the consumer culinary range.
SuperWhip 640g: The Workhorse Cylinder
The 640g format, popularized by brands like SuperWhip, hits a sweet spot for medium to high volume kitchens. It is large enough to eliminate the constant cartridge swapping of 8g chargers, but compact enough to sit conveniently on a prep counter without dominating the space.
Strengths of the 640g Cylinder
- Convenient footprint: Easy to store and handle, fits neatly on a counter or shelf.
- Big capacity jump: Around 80 chargers' worth of gas in a single unit means far fewer changeovers.
- Widely available labels: SuperWhip 640g comes in a range of recognizable labeled varieties.
- Lower upfront cost than a tank: A more accessible entry point into large-format charging.
Best For
Cafes topping dozens of drinks a day, dessert counters, small catering jobs, food trucks, and serious home enthusiasts who use their dispenser frequently. If you are upgrading from boxes of 8g chargers and feeling the friction of constant swaps, the 640g cylinder is usually the natural next step.
Brixz RichWhip 3.3L Tycoon: The High-Volume Tank
When even a 640g cylinder cannot keep up, the 3.3L tank takes over. The Brixz RichWhip 3.3L Tycoon is built for operations that treat whipped cream and foams as a core, everyday output rather than an occasional garnish.
Strengths of the 3.3L Tank
- Highest capacity: Holds substantially more N2O than a 640g cylinder, so it lasts far longer between changes.
- Lowest cost per serving: Buying gas in the largest format almost always reduces the price per portion.
- Built for the kitchen: The Tycoon features a sturdy base and an integrated carry handle for easier handling of the larger unit.
- Fewer interruptions: High-output dessert kitchens can run an entire service without swapping the gas source.
Best For
Full-service restaurants with a busy dessert program, commercial bakeries, large-scale catering, banquet kitchens, and any operation producing whipped cream or culinary foam in bulk. The tradeoff is size and a higher upfront cost, but for true high volume the economics strongly favor the tank.
Side-by-Side Comparison
640g Cylinder vs 3.3L Tank at a Glance
Capacity: 640g holds ~80 chargers' worth; 3.3L holds significantly more.
Footprint: 640g is compact and counter-friendly; 3.3L is larger with a carry handle.
Cost per serving: 3.3L is lower; 640g is still far better than 8g cartridges.
Upfront cost: 640g is lower; 3.3L is higher but pays off at volume.
Ideal user: 640g for cafes and dessert bars; 3.3L for commercial and catering kitchens.
Connection: Both require a pressure regulator and charging hose.
What Both Sizes Have in Common
Regardless of which you choose, large-format cream chargers share some important characteristics that set them apart from the small 8g cartridges:
- They need a regulator: Both the 640g cylinder and the 3.3L tank connect to your whipped cream dispenser through a pressure regulator and hose rather than screwing in directly.
- Food-grade purity matters: Always choose cylinders clearly labeled as food-grade culinary nitrous oxide for any food preparation.
- Proper storage is essential: Keep cylinders upright, away from heat sources and direct sunlight, in a well-ventilated space.
- Adults only: These are culinary tools intended strictly for food preparation by adults 21 and older.
Culinary Use Only
Cream chargers and culinary N2O cylinders in every size are intended only for making whipped cream, foams, and other culinary applications, following the instructions provided with your whipped cream dispenser. Store safely and keep away from minors.
How to Decide
The decision really comes down to throughput. Ask yourself how much whipped cream or foam you make in a typical week. If you are charging a dispenser a handful of times a day, a 640g cylinder will serve you well for a long time and keep your footprint small. If your dispenser is in near-constant use across a full service, the 3.3L Brixz RichWhip Tycoon will save you both time and money by reducing changeovers and lowering the cost per portion.
Still not sure which way to go? Read our full cream chargers guide for the complete rundown on N2O, every size, and how dispensers work, or compare the two leading brands directly in our SuperWhip vs Brixz RichWhip comparison.
Talk to Our Team in Everett, MA
Everett Vape and Smoke serves Everett, Somerville, Medford, Malden, Chelsea, Cambridge, Charlestown, and the wider Greater Boston area with a rotating selection of culinary and lifestyle supplies. If you are weighing up cream charger sizes for your kitchen and want to talk through 640g versus 3.3L options, dispenser compatibility, or regulators, our staff are glad to help.
Visit us at 133 Main St in Everett, MA, open daily from 10AM to 10PM (until 11PM Thursday through Saturday), call (617) 299-0503, or email EverettVapeandSmoke@gmail.com. If you have been searching for a 640g cream charger, a 3.3L cream charger, or names like SuperWhip and Brixz RichWhip near Boston, come see us in person.