My old motor burned out on a cold Tuesday morning while making my morning shake. I was stuck with frozen fruit and no way to crush it. I needed a strong machine that could handle frozen ice and leafy greens every single day without failing me. In this hands-on test of Ninja BN751 vs BL660, I will share how both machines performed in my own kitchen so you can pick the right one.
Let us start by looking at the older classic model that served my counter for several weeks.
Ninja BL660 Review
I unpacked this tall setup on a busy morning when I needed a quick breakfast. The thick plastic pitcher felt solid right out of the box, and the simple buttons made sense right away. It gave me immediate hope for my morning routine.
Setting up the unit was direct, so let us talk about how it is built.
Assembly and Build Quality
Putting this unit together took less than two minutes. The heavy pitcher twists into the base with a firm turn. I liked how the safety latch on the top cover snaps down tight. The plastic body feels thick and tough, though the control buttons feel a bit old-fashioned. The rubber feet on the bottom stick to the counter like glue. That keeps the unit from sliding around when it spins at top speed. It is a simple setup that feels built to last for daily tasks.
| Component | My Build Impression |
| Main Base | Sturdy plastic with firm suction feet |
| Large Pitcher | Thick clear pitcher with locking lid |
| Single Cup | Hard plastic cup with travel cap |
Next, I put the motor to work on tough ice and frozen items.
Performance
I tested this machine with whole ice cubes, frozen berries, and raw kale. The single-serve cup worked well for small morning shakes. When I pushed the single button, the blades turned ice into soft snow in about ten seconds. It felt fast and strong for single drinks.
However, using the main pitcher was a slightly different story. The tall center blade pole crushes large ice cubes with ease. But when I added spinach and chia seeds, small green flecks remained in the liquid. I had to stop the motor and scrape down the sides twice to get a smooth drink.
The three manual speed buttons give you full control over your mix. Low speed worked fine for soft fruit, while high speed handled frozen items. It gets very loud while running, so I could not use it early while others were asleep. Still, for basic daily blending, it gets the job done without stalling out or overheating.
| Recipe Test | Blend Setting | Final Texture |
| Ice Cubes | High Speed | Soft snowy ice |
| Green Smoothie | Single Serve | Slightly leafy mix |
| Frozen Berries | Medium Speed | Thick icy drink |
There were several features that brought real joy to my kitchen work.
What I Liked
I loved how fast the ice turned into snow for cold drinks. The single-serve cups made my morning run much easier because I could blend and go. Washing the smooth pitcher was quick since food did not stick to the plastic sides. The simple three-speed control panel made blending easy with no hidden menus or tricks to learn.
| Loved Feature | Why It Worked Well |
| Snow Ice Crushing | Crushes hard ice cubes instantly |
| Travel Cups | Perfect size to grab for work |
| Simple Buttons | No complex settings to learn |
Of course, a few flaws annoyed me during daily use.
What I Disliked
The center blade assembly is razor-sharp and tricky to clean safely by hand. I cut my finger once while wiping the main post. Also, the motor noise is very loud in a quiet house. The pitcher is quite tall, so it did not fit under my low kitchen cabinets without taking off the lid.
| Daily Flaw | Impact on Use |
| Sharp Blades | Risk of cuts during hand washing |
| Very Loud Noise | Hard to use early in the morning |
| Tall Height | Does not fit under low cabinets |
Here is a clear look at the good and bad points side by side.
Pros and Cons
After weeks of daily use, I noted the key strengths and weaknesses of this model.
| Type | Feature | My Experience |
| Pro | Power | It crushes hard ice cubes in seconds. |
| Pro | Setup | I had it running in two minutes. |
| Pro | Travel Cup | Convenient to take on my morning drive. |
| Con | Blade Latch | The sharp blades can slip while pouring. |
| Con | Noise Level | It makes a very loud roar while spinning. |
Living with this appliance every day showed me how it handles real kitchen life.
Practical Everyday Use
I used this setup every day for two months straight. On busy mornings, making a protein drink in the small cup was a quick win. I just screwed on the blade lid, pushed the button, and walked out the door with my breakfast ready.
However, weekend prep brought a few mild frustrations. When making thick salsa in the main pitcher, chunks got trapped at the top above the blade pole. I had to pause and shake the pitcher to get everything to mix evenly.
| Usage Moment | My Daily Finding |
| Daily Shakes | Fast and reliable for quick drinks |
| Weekend Salsa | Requires manual stirring for chunks |
This model works well for some users, but not for everyone.
Recommendation
Here is my honest take on who should buy this model and who should pass.
| User Type | Recommendation | Reason |
| Ice Drink Lovers | Good Fit | Turns ice cubes into smooth slush fast. |
| Solo Drinkers | Good Fit | Comes with convenient single-serve cups. |
| Quiet Homes | Not Ideal | Motor makes loud noise during operation. |
| Fine Smoothie Fans | Not Ideal | Leaves small bits of kale and seeds. |
To wrap up this model, here are my final thoughts on its overall worth.
Final Verdict
This classic blender offers honest value for basic kitchen tasks. It crushes ice like a champ and makes quick single drinks without hassle. While it lacks automatic settings and leaves tiny green bits in greens, it remains a tough workhorse for everyday cold drinks. If you want simple power without extra fuss, it serves well.
| Verdict Category | Score & Summary |
| Value Rating | 8/10 – Great price for daily power |
| Overall Score | 7.8/10 – Solid choice for basic ice drinks |
Now let us examine the newer upgraded model to see how it compares.

Ninja BN751 Review
When I switched to this upgraded unit, the difference in design was clear right away. The smooth front panel looks sleek on the counter, and the extra motor power is obvious from the first spin. I wanted to see if the smart preset buttons would fix the chunk issues I had before. My initial test with frozen fruit showed a noticeable step up in speed and texture.
Let us look at how the body and parts feel when assembling the unit.
Assembly and Build Quality
The upgraded base feels heavy and locked-in on the counter. The plastic pitcher snaps into place with a clear click. The single-serve cups are larger and feel thicker than the older style. I noticed the control buttons are flat and smooth, making wipe-downs very easy after messy spills. The blade stack fits tightly into the center column without wobbling. Overall, the parts feel tighter and better finished.
| Build Aspect | My Rating & Impression |
| Base Stability | Heavy base with auto-lock feet |
| Cup Quality | Thick 24 oz cups with seal lids |
| Button Panel | Flat touch keys that wipe clean fast |
Here is how the stronger motor handled tough daily blending tasks.
Performance
The 1400-watt peak motor brings serious energy to the counter. I tested it with tough items like frozen mangos, raw carrots, and thick nut butter. The smart preset buttons change the speed automatically, pausing and pulsing to pull ingredients down into the blades.
When I ran the automatic smoothie setting, I did not have to touch the machine once. It pulsed three times, ran on high speed, and stopped on its own. The result was silky smooth without any green flecks or seed bits left behind. The extra power really shows when breaking down tough cell walls in raw plants.
Blending in the 24-ounce cup was equally impressive. The dedicated bottom blade cap creates a strong vortex that pulls frozen fruit down fast. It handled thick protein bowls without stalling or smelling like warm rubber. While it is still a noisy machine, the blending speed is so fast that it runs for less time total.
| Program Used | Ingredients | Texture Result |
| Auto Smoothie | Kale, Banana, Ice | Silky smooth |
| Extract Preset | Whole Apple, Ginger | Liquid juice feel |
| Manual High | Frozen Mango, Yogurt | Thick spoonable mix |
I found several standout features that made my morning prep easier.
What I Liked
The one-touch smart settings are fantastic for busy mornings. I can press a button, walk away to make coffee, and come back to a finished drink. The larger 24-ounce cups hold enough for a full lunch shake. Cleaning the flat control panel takes just one wipe with a damp rag.
| Standout Feature | Why I Liked It |
| Smart Presets | Hands-free blending with auto shutoff |
| Larger Cup Capacity | Holds 24 ounces for bigger drinks |
| Smooth Front Panel | Cleans up with a single damp cloth |
Even with its modern features, a few details caused mild irritation.
What I Disliked
The strong motor creates a sharp high-pitched noise when running on high speed. The total package takes up more counter room because of the wider base. Also, the lid lock mechanism can feel tight and hard to open with wet hands.
| Annoys Me | Reason for Frustration |
| Loud Motor Sound | Sharp noise during full speed spin |
| Larger Footprint | Takes up extra space on counter |
| Tight Lid Lock | Stiff to release with wet fingers |
Let us compare its main pros and cons in a clean side-by-side format.
Pros and Cons
Here is a summary of what worked well and what needed work on this upgraded model.
| Type | Feature | My Experience |
| Pro | Motor Power | 1400 watts crushes frozen fruit easily. |
| Pro | Smart Modes | Preset buttons stop automatically when done. |
| Pro | Drink Smoothness | No green flecks left in kale drinks. |
| Con | High Noise | Loud sound during peak speed operation. |
| Con | Counter Space | Takes up a larger spot on the counter. |
Using this blender for two months revealed how it fits into daily habits.
Practical Everyday Use
Over two months of daily use, this machine became my go-to kitchen tool. The hands-free preset buttons saved me time every morning when packing lunches for work. I loved making thick frozen fruit bowls without having to stop and scrape the sides.
The only real moment of frustration happened when trying to store the extra cups. The wide bases and large drinking lids take up a whole shelf in my cabinet. But when it comes to raw performance, it delivered great results every single time.
| Daily Situation | Practical Outcome |
| Morning Rush | Hands-free preset lets me prep food |
| Cabinet Storage | Cups and lids require extra shelf space |
Here is my view on who will get the most out of this upgraded machine.
Recommendation
This guide helps you decide if this newer blender suits your household needs.
| User Type | Recommendation | Reason |
| Daily Smoothie Fans | Good Fit | Presets yield completely smooth drinks. |
| Busy Parents | Good Fit | One-touch program lets you multitask. |
| Tiny Kitchens | Not Ideal | Wider base takes up more counter area. |
| Budget Buyers | Not Ideal | Costs more than basic manual units. |
Here are my final thoughts on this feature-packed kitchen appliance.
Final Verdict
This upgraded machine offers top-tier blending power and ultimate convenience. The smart settings eliminate guesswork, and the strong motor processes tough ingredients into smooth liquids. While it costs a bit more and makes plenty of noise, the time saved makes it worth every penny for frequent blender users.
| Evaluation Category | Rating & Verdict |
| Feature Rating | 9/10 – Smart buttons make prep easy |
| Final Score | 8.9/10 – Superior blend quality and speed |
Now let us directly evaluate both options across five key performance areas.

Detailed Comparison for Ninja BN751 vs BL660
Choosing between these two models comes down to your personal daily needs and budget. The Ninja BN751 offers smart auto-programs and higher motor power, while the Ninja BL660 provides reliable manual controls at a lower cost. Here is how they stack up across five key areas based on my personal testing.
Let us examine motor power and blending results for both appliances.
Performance: Ninja BN751 vs BL660
When testing blending power side by side, the difference in wattage shows up fast. The Ninja BN751 packs 1400 peak watts, while the Ninja BL660 runs on 1100 watts. When crushing pure ice, both machines turn cubes into fluffy snow in seconds.
However, the Ninja BN751 wins clearly when handling tough greens and frozen fruits. Its extra power and smart pulsing action break down seeds and kale leaves completely. The Ninja BL660 leaves tiny flecks in green drinks, requiring extra blending time or manual stirring.
| Feature | Ninja BN751 | Ninja BL660 |
| Motor Wattage | 1400 Peak Watts | 1100 Watts |
| Kale Smoothness | Completely silky | Leaves small bits |
| Ice Crushing | Excellent | Excellent |
| Pulse Control | Automatic smart pulses | Manual pulse button |
Ninja BN751 Rating: 9/10
Ninja BL660 Rating: 7/10
Next, let us look at control panels and daily operational steps.
Ease of Use: Ninja BN751 vs BL660
Operating these two devices feels quite different during a busy morning rush. The Ninja BN751 uses one-touch smart preset buttons that run and shut off automatically. You can press the smoothie button and walk away to pack your lunch bag.
In contrast, the Ninja BL660 relies on classic manual buttons for low, medium, high, and single serve. You must stand by the machine to press stop when your blend looks finished. Both systems are easy to understand, but the automatic settings save real effort every day.
| Feature | Ninja BN751 | Ninja BL660 |
| Auto Presets | Yes, 3 smart modes | None, manual only |
| Single Serve Cap | 24 oz to-go cup | 16 oz to-go cup |
| Panel Cleaning | Easy flat touch buttons | Raised manual buttons |
| Hands-Free Blend | Yes, stops on its own | No, must press stop |
Ninja BN751 Rating: 9/10
Ninja BL660 Rating: 7.5/10
Now we compare materials, base weight, and general construction.
Build Quality: Ninja BN751 vs BL660
Both blenders use tough, BPA-free plastic pitchers that withstand heavy ice impacts. The Ninja BN751 feels somewhat sturdier on the counter due to its wider, heavier base. Its rubber suction feet grip smooth surfaces firmly to prevent shifting during high-speed operation.
The Ninja BL660 has a slimmer footprint that fits better under low hanging kitchen cabinets. However, its control buttons feel slightly cheaper when pressed. Both units feature durable locking lids, but the newer model feels more refined in its overall finish.
| Feature | Ninja BN751 | Ninja BL660 |
| Base Weight | Heavy, low center | Lighter, tall frame |
| Pitcher Size | 72 oz BPA-free | 72 oz BPA-free |
| Counter Footprint | Wider stance | Slimmer profile |
| Locking Lid | Firm safety latch | Firm safety latch |
Ninja BN751 Rating: 8.5/10
Ninja BL660 Rating: 8/10
Let us see how easy it is to wash and dry both machines after use.

Maintenance: Ninja BN751 vs BL660
Cleaning up after blending is similar for both appliances, as most removable parts are top-rack dishwasher safe. The flat front control panel on the Ninja BN751 wipes clean with a quick swipe of a rag. Spills do not get caught around raised buttons.
The stacked blade tower on the Ninja BL660 requires careful hand washing because food residue clings near the shaft. The Ninja BN751 uses a dedicated extractor blade for single cups, which is much easier and safer to clean under running water.
| Feature | Ninja BN751 | Ninja BL660 |
| Panel Cleaning | One-swipe flat touch | Wipe around buttons |
| Single Cup Blades | Bottom extractor cap | Uses main blade stack |
| Dishwasher Safe | Top-rack safe parts | Top-rack safe parts |
| Hand Wash Safety | Safer cup blade cap | Sharp central pole |
Ninja BN751 Rating: 8.5/10
Ninja BL660 Rating: 7/10
Finally, let us evaluate what each model gives you for your money.
Value for Money: Ninja BN751 vs BL660
When evaluating price versus performance, both options offer great overall value. The Ninja BL660 comes in at a lower price point, making it a budget-friendly pick for casual users who just want cold slush drinks and basic fruit blends.
The Ninja BN751 costs slightly more upfront, but justifies the extra expense with smart presets, stronger motor power, and larger 24-ounce travel cups. If you make smoothies every day, the time saved and smoother texture make the added cost worthwhile.
| Feature | Ninja BN751 | Ninja BL660 |
| Upfront Cost | Moderate price | Low budget price |
| Included Cups | Two 24 oz cups | Two 16 oz cups |
| Daily Utility | High for power users | Good for casual use |
| Overall Value | Excellent for speed | Excellent for budget |
Ninja BN751 Rating: 9/10
Ninja BL660 Rating: 8.5/10
Here are my final thoughts to help you choose the right appliance today.

Conclusion
In the end, both blenders crush ice and tackle everyday kitchen jobs with ease. If you are on a tight budget and want simple button controls for quick frozen drinks, the classic option is a solid choice. But if you make daily green smoothies, love hands-free preset buttons, and want extra power, the upgraded model is well worth the investment for your kitchen.
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