The Ninja SLUSHi quickly won over fans of homemade slushies and frozen cocktails. Since then, Ninja has launched a more powerful, larger, and more expensive MAX version. So, is the upgrade really worth the €50 price difference? We compare the two machines point by point.
What they have in common
Before looking at what differentiates them, let's lay the groundwork: both machines are based on the same philosophy. They are equipped with a integrated compressor which directly chills the liquid you pour in, without ice cubes or pre-freezing. You pour in your drink, select a program, and get a granita, frozen cocktail, frappé, or milkshake in about thirty minutes. Once chilled, the drink stays at the perfect temperature for 12 hours for dairy-free recipes, which is ideal for an evening or an entire afternoon.
Both machines also feature a self-cleaning program and dishwasher-safe removable parts. And in both cases, the beverage must contain a minimum amount of sugar for the frosting process to work properly.
The differences that really matter
Capacity: everyday use vs. special occasion
This is the most visible and impactful difference. The standard SLUSHi has a container with a capacity of 2.5L (with a maximum fill of 1.9L), allowing for more than 7 servings per cycle. The SLUSHi MAX goes up to 4.4L (maximum fill of 3.31L), i.e. up to 12 glasses of 260 ml almost three times that per cycle.
If you're using the machine for yourself or for two or three people at home, the standard SLUSHi is more than enough. If you regularly entertain or want to be able to leave the machine running all evening without refilling, the MAX really makes a difference.
Speed: 30 minutes vs. 15 minutes
Standard SLUSHi achieves its first result in approximately 30 minutes, depending on the ingredients and starting temperature. The SLUSHi MAX incorporates the technology RapidChill Pro, which circulates the liquid 360° at extra-cold temperatures. Under optimal conditions, the granita is ready in only 15 minutes, which represents a real advantage when you are in a hurry or when you receive unexpected guests.
SlushAssist technology: the real innovation of the MAX
This is probably the most interesting contribution of SLUSHi MAX. The SlushAssist technology It automatically analyzes the ingredients poured into the container and adjusts the temperature settings accordingly to achieve the ideal consistency. It also alerts you when the drink doesn't contain enough sugar to freeze properly. No more manually selecting a program or monitoring progress; the machine takes care of everything.
The standard SLUSHi, on the other hand, relies entirely on manually selecting the correct preset from among the 5 available. It's not complicated, but it does require a basic understanding of your drink.
The programs: 5 vs 6
The SLUSHi offers 5 presets: granita, frozen cocktail, frappé, milkshake, and frozen juice. The SLUSHi MAX adds a sixth and, more importantly, crucial one: the Max's Frozen Cocktail, designed for drinks containing up to 20 % of alcohol — versus 16 % for the standard Iced Cocktail mode available on both models. For those who like strong margaritas or bold daiquiris, the difference is far from negligible.
The MAX also offers 15 manual temperature settings, This allows for fine-tuning the texture, from a light, drinkable granita to a thick, spoonable one. The standard SLUSHi does not offer this level of customization.
Power and weight
The standard SLUSHi operates at 200W and weighs 11 kg. The SLUSHi MAX reaches 440W and weighs 14.55 kg It has significantly larger dimensions (50.2 x 21.8 x 43.5 cm). This machine takes up a lot of space and isn't easy to move. If your work surface is limited or you want to be able to store the machine easily, this is something to consider.
The comparison at a glance
| SLUSHi FS301EU | SLUSHi MAX FS605EU | |
|---|---|---|
| Price | 299,99 € | 349,99 € |
| Ability | 2.5L (max 1.9L) | 4.4L (max 3.31L) |
| Servings per cycle | 7+ | 12 |
| Power | 200W | 440W |
| Weight | 11 kg | 14.55 kg |
| Granita time | ~30 min | ~15 min |
| Programs | 5 | 6 |
| SlushAssist | ❌ | ✅ |
| Max cocktail (20 % alcohol) | ❌ | ✅ |
| Manual settings | ❌ | 15 levels |
| Frozen autonomy | 12pm | 12pm |
| Self-cleaning | ✅ | ✅ |
Who is each model designed for?
Visit SLUSHi standard at €299.99 This is the perfect option for those who want to enjoy homemade granitas and frozen cocktails every day, for two to four people, without any fuss. It's more compact, lighter, and perfectly covers most common uses. For regular personal consumption or for small gatherings, it does the job perfectly.
Visit SLUSHi MAX at €349.99 This machine is aimed at a more specific user base: those who frequently entertain large groups, who want the speed of the RapidChill Pro, the simplicity of the SlushAssist, and the ability to prepare stronger cocktails with the dedicated mode. It's clearly a machine designed for entertaining and socializing. If you primarily use it alone or as a couple, you'll be paying for a capacity and power you'll never fully utilize.
Our verdict
For €50 more, The SLUSHi MAX brings real improvements: almost triple the capacity, twice the speed, SlushAssist for easier use, and an enhanced cocktail mode. It's not just a cosmetic refresh; it's a true functional upgrade.
But if you're not the type to regularly host ten or so people, these additional features will remain largely underutilized. The standard SLUSHi remains the best choice for 90 % users, more accessible, more compact, and already very capable.
FAQ
Can any beverage be used in SLUSHi? No, the drink must contain sugar (natural or added) for the icing process to work. Sugar-free drinks like plain water or some very low-sugar juices require the addition of syrup or sugar.
Is the SLUSHi MAX really quiet despite its power? Both machines use the WhisperChill compressor, designed for quiet operation. Despite the MAX's 440W power, Ninja emphasizes the low noise level of both models.
Can both machines make milkshakes? Yes, both have a Milkshake mode suitable for dairy products and plant-based alternatives.
Can the machine be left on all evening? Yes, once the granita is ready, the compressor maintains the temperature for 12 hours for dairy-free recipes. This is one of the major advantages of both models compared to a simple blender with ice cubes.
Does the SLUSHi MAX take up significantly more space? Yes, significantly so. The MAX is 50.2 cm tall compared to 43 cm for the standard model, and weighs almost 15 kg. If space is a constraint in your home, this is a point to consider seriously.



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