Ninja Portable Blender vs Nutribullet Portable Blender Review: Quick Answer
This ninja portable blender vs nutribullet portable blender review compares the Ninja Blast BC151BK with the nutribullet Flex NBPB50200. Both are portable blenders for single servings. The Ninja listing gives clear details: 18 oz, cordless, USB-C and dishwasher-safe parts. The nutribullet listing gives far fewer details.
| Feature | Ninja Blast BC151BK | nutribullet Flex NBPB50200 |
|---|---|---|
| Type | Cordless portable blender | Portable blender |
| Size | 18 oz vessel | Not stated in the listing title |
| Charging | USB-C rechargeable | Check the listing |
| Lid | Leakproof lid and sip spout | Check the listing |
| Cleaning | Dishwasher-safe parts | Check the listing |
| Color in listing | Black | Gunmetal Gray |
How We Compared Them
We have not tested either blender. We used the Amazon listing titles. Ninja’s Blast Tips and Tricks page confirms that BC151BK is part of the Blast series. We left out ratings, review counts and battery claims because we could not verify them.
Ninja Blast Portable Blender
Key Features
- Cordless with USB-C charging
- 18 oz vessel
- BPA free
- Leakproof lid and sip spout
- Dishwasher-safe parts
- Clear specs on the listing
- Drink from the same cup
- Easy cleanup
- 18 oz suits one serving only
- Not for large batches
nutribullet Flex Portable Blender
Key Features
- Portable blender from nutribullet
- Model NBPB50200
- Gunmetal Gray finish
The listing title gives no cup size, battery or cleaning details. Read the Amazon page and the manual before you buy.
- Portable single-serve format
- Familiar nutribullet brand
- Few details in the listing title
- You must check size and care on Amazon
Which One Fits You
| If you want | Choose |
|---|---|
| Specs you can confirm quickly | Ninja Blast |
| Dishwasher-safe parts stated in the listing | Ninja Blast |
| The nutribullet brand | nutribullet Flex, after checking its page |
Buying Tips
- Check the cup size against your usual smoothie.
- Check how it charges.
- Do not blend hot liquids in a sealed portable cup.
- Rinse right after use.
More guides: best Ninja personal blender, Ninja Nutri-Blender Pro, smoothies in a Ninja blender and blenders that crush ice.
Pros and Cons Overall
- Both are portable and single-serve
- Ninja lists USB-C and dishwasher-safe parts
- Neither is for family-size batches
- nutribullet details need checking
Final Verdict
The Ninja Blast is the easier choice to judge from its listing. The nutribullet Flex may suit you, but confirm its size and care steps first.
FAQ
Which has the clearer specs?
The Ninja Blast. Its listing names size, charging, lid and cleaning.
How big is the Ninja Blast cup?
The listing says 18 oz.
Is the Ninja Blast dishwasher safe?
The listing says it has dishwasher-safe parts.
How does the Ninja Blast charge?
By USB-C, per the listing.
What size is the nutribullet Flex?
The listing title does not say. Check the Amazon page.
Can I blend hot liquids?
Avoid it. Follow your manual.
Are they good for families?
No. They are made for single servings.
Do prices change?
Yes. Check the live Amazon page.






