1 / 7Ninja Blast Max BC251UKNV 570ml Portable Blender
BC251UKNV: The Ninja Blast Max is a rechargeable portable blender with a 570ml cup and three blending functions. Its cordless design and sip lid suit single-serve smoothies away from a kitchen, while the stated maximum fill is lower than the cup’s full capacity.
At a glance
- Three one-touch functions include Crush, Smoothie and Manual Blend modes.
- The manufacturer claims up to 25 blends per full charge. Actual results may depend on use.
- The twist-and-go cup has a leak-proof sip lid, carry handle and sip spout.
- The manufacturer says the cordless motor can crush ice and frozen ingredients. This is a product claim, not an independently verified result.
Reference price: £89.99
Price checked: 12 Nov 2026
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Pros and cons
Pros
- Cordless, rechargeable operation makes it easier to blend and take a drink away from a plug socket.
- A sip lid and carry handle let you drink from the blending cup without transferring the smoothie to another container.
- Three blending modes provide a choice between preset functions and manual blending.
Cons
- The 570ml cup has a stated maximum fill of 490ml, so usable blending volume is below its headline capacity.
- The listing says the blender is not dishwasher safe, which means cleaning requires more than simply loading it into a dishwasher.
Technical specifications
16 specifications| Brand | Ninja |
|---|---|
| Model | BC251UKNV |
| Colour | Navy |
| Cup capacity | 570 Millilitres |
|---|---|
| Maximum fill capacity | 490ml max fill capacity. |
| Blending functions | 3x BLENDING FUNCTIONS: Easy-to-use one-touch blending modes including Crush & Smoothie, plus Manual Blend mode |
| Speed settings | 3 |
| Control type | Manual |
| Power configuration | Battery Powered |
|---|---|
| Battery claim | Enjoy up to 25 blends on a full charge and blend on-the-go. |
| Rechargeable feature | Lightweight, Portable, USB Rechargeable |
| Dimensions listed | 11.5D x 9W x 30H centimetres |
|---|---|
| Weight | 1.3kg. |
| Material listed | Plastic |
| Dishwasher safe | No |
| Warranty type | 2 Year Limited Warranty |
|---|
What to know before buying
Listing details to confirm
The stated capacity is 570ml, but the maximum fill is 490ml. The title uses BC251EUNV while the supplied model details identify BC251UKNV. Check the selected listing’s exact model and colour before ordering.
What’s in the box
Included- Blending cup with built-in blades
- Leak-proof sip lid
- Charging cable
- Recipe guide
Who is it for?
A good fit for
- People who want to blend and drink single portions while travelling or away from the kitchen.
- Smoothie and protein-shake users who value a rechargeable blender with a sip lid.
- Buyers who want selectable Crush, Smoothie and Manual Blend functions.
Less suited to
- People needing a blender for larger batches, since the stated maximum fill is 490ml.
- Buyers who require dishwasher-safe cleaning.

Customer reviews on Amazon
- 5 stars
81% 81% - 4 stars
9% 9% - 3 stars
4% 4% - 2 stars
3% 3% - 1 star
3% 3%
Customer feedback is generally positive about blending performance, portability, ease of use and cleaning. The feedback also includes differing views on value for money. For buyers considering this cordless, single-serve design, those reported strengths are relevant to travel and quick smoothies, while the mixed price opinions underline that perceived value varies. A high share of five-star ratings sits alongside lower-star ratings, so the overall pattern is favourable but not unanimous.
Positive themes
- Customers report good quality, portability and ease of use.
- Customers describe the blender as powerful, and one customer says it handled ice and frozen fruit without blocking.
- Customers report that it is easy to clean.
Mixed feedback
- Customers differ on value for money, with some considering it worth the cost and others disagreeing.
Frequently asked questions
How much can the Ninja Blast Max hold?
The cup is listed as 570ml, with a stated maximum fill of 490ml. Leave space below the rim when preparing a blend.
How many blends does one charge provide?
Ninja claims up to 25 blends on a full charge. Treat this as a stated maximum rather than a guaranteed count for every blend.
Which blending modes does it have?
The listing names Crush, Smoothie and Manual Blend modes.
Is the blender dishwasher safe?
No. The supplied product details state that it is not dishwasher safe.

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