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Scored using Immersion Blenders Methodology v3.0
Immersion Blenders Methodology v3.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Immersion Blenders Methodology v3.0: the technical score from the specifications is the base, and independent expert and video reviews (up to ±0.5 points), owner opinions (up to ±0.3) and best-of lists (up to +0.3) move it up or down.
Explore Immersion Blenders Methodology v3.0

Mastro 400W 500mm Review | 40 Data compared

Avg. price:~£380Power:400 WCordless:noWeight:?Stepless variable speed:yesDishwasher-safe parts:?

Mastro 400W 500mm Review: Compare 40 technical specifications to see how this product ranks in the Immersion Blenders category and whether it is worth buying.

6.3/10

Overall score

Score
6.3/ 10
✕
What it is
Our main score for this model, 1–10. It combines specs, ratings from across the web and best-of lists.
How we count it
Parts: Technical score 65%, User score 25%, List score 10%
Marks: Each part gets a mark out of 10. For reviews, lists and owners, a typical model in this category gets about 8 and the best one gets 10.
No data yet: A part with no data shows "?". It counts as the mark of a weaker model in this category (4 in 5 models with data score higher). This way, models with reviews, lists and owners usually come out ahead.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 79% of models
Score components

65%

5.5

Technical score

25%

?

User scoreNot enough data yet, so we use 8.0, the mark of a weaker model in this category

10%

?

List scoreNot enough data yet, so we use 7.5, the mark of a weaker model in this category

â–¼Worse than 79% of immersion blenders
5.0

Value for money

Value for money
5.0/ 10
✕
What it is
An indicator that combines the immersion blender's overall rating with its price.
When it matters
When you are looking for an immersion blender with a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 95% of models
Score components

70%

6.3

Overall score

30%

2.1

Price

â–¼Worse than 95%
5.5

Technical score

Technical score
5.5/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 65% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 83% of models
Score components

45%

5.4

Performance

20%

3.3

Accessories

15%

8.5

Design

10%

5.2

Usability

10%

5.9

Dimensions

â–¼Worse than 83%
?

User score

User score
8.0/ 10
✕
What it is
How happy buyers are with this model, based on ratings from across the web.
How we count it
Enough data: A model needs at least 1 rating from across the web. Without one, it counts as 8.0, the mark of a weaker rated model in this category.
Share: User score counts 25% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
No ratings from across the web yet, so it counts as 8.0, the mark of a weaker rated model in this category.
No ratings from across the web yet
?

List score

List score
7.5/ 10
✕
What it is
How often independent test sites, magazines and video reviewers put this model in their best-of lists for this category.
How we count it
Points: The model in the most lists of this category gets 10; the others get 8 to 10 in proportion. In no list yet: 7.5. Lists count 10% of the overall score.
Enough data: Every list counts, even a single one. With fewer than 5 best-of lists in the category, this part is left out.
Lists with this model (0)
Not in any best-of list yet, so this part counts as 7.5. Models in a list get 8 to 10.
Not in any best-of list yet
  • No image
No image
Where to buy
    N/A~ £380
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
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Technical Specifications of immersion blender Mastro 400W 500mm

Technical score
Technical score
5.5/ 10
✕
What it is
How good the specs are compared with the other models in this category, 1–10.
How we count it
Areas: We rate the specs in each area against the other models in this category.
Weighting: The areas that matter most to buyers count more. The shares are shown under Score components.
Share: The technical score is 65% of the overall score.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 83% of models
Score components:

45%

5.4

Performance

20%

3.3

Accessories

15%

8.5

Design

10%

5.2

Usability

10%

5.9

Dimensions

5.5
Value for money
Value for money
5.0/ 10
✕
What it is
An indicator that combines the immersion blender's overall rating with its price.
When it matters
When you are looking for an immersion blender with a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 95% of models
Score components:

70%

6.3

Overall score

30%

2.1

Price

5.0
Power
400 W
Market range: <200 W – >1.2k W
This immersion blender delivers 400 W of motor power, which is lower than the rated wattage of 69.7% of immersion blenders and equal to that of 4.7% of immersion blenders.
Number of speeds
?
Stepless variable speed
yes
This immersion blender features stepless variable speed control.
Turbo mode
no
This immersion blender does not support turbo mode.
Maximum RPM
11,000 RPM
Market range: <10k RPM – >20k RPM
This immersion blender spins up to 11,000 RPM, which is slower than the top blade speed of 91.6% of immersion blenders and equal to that of 1.7% of immersion blenders.
Show more
Commercial use
yes
This immersion blender designed for commercial use.
Dishwasher-safe parts
?
Safety lock
no
This immersion blender does not feature a safety lock.
Cordless
no
This immersion blender does not support cordless operation.
Battery type
-
Show more
Number of accessories
0
Market range: <1 – >6
This immersion blender comes with 0 attachments, which is fewer add-ons than 79.8% of immersion blenders and equal to that of 20.2% of immersion blenders.
Chopper included
no
This immersion blender does not include the chopper attachment.
Chopper capacity
-
Measuring cup/glass included
no
This immersion blender does not include the measuring cup.
Measuring cup/glass capacity
-
Show more
Shaft material
Stainless steel
Blade material
Stainless steel
Body material
Plastic
Detachable shaft
yes
This immersion blender supports a detachable shaft.
No-splash design
?
Show more
Power cord length
?
Weight
?
Height
89 cm
Market range: <28 cm – >48 cm
This immersion blender stands 89 cm in height, which is taller than 99.1% of immersion blenders and equal to that of 0.1% of immersion blenders.
Width/Depth
?

Mastro 400W 500mm vs the average immersion blender

246810TotalPerformanceUsabilityAccessoriesDesignDimensions
  • Features stepless variable speed control
    This immersion blender features stepless variable speed control while the average immersion blender does not.
  • Features stepless variable speed control
    This immersion blender features stepless variable speed control while the average immersion blender does not.
  • 3,500 RPM lower blade speed
    This immersion blender operates at a lower top RPM, requiring more blending passes through the pot to eliminate graininess compared to the average immersion blender (11,000 RPM vs 14,500 RPM).
    11,000 RPM vs 14,500 RPM
  • Does not support turbo mode
    This immersion blender does not support turbo mode while the average immersion blender does.
  • 300 W less motor power
    This immersion blender has a lower wattage motor that may struggle when blending thick purees or fibrous stalks compared to the average immersion blender (400 W vs 700 W).
    400 W vs 700 W
  • Does not include the whisk attachment
    This immersion blender does not include the whisk attachment while the average immersion blender does.
  • 2 fewer accessories
    This immersion blender comes as a minimal wand kit, requiring extra accessory purchases for whipping cream or chopping nuts compared to the average immersion blender (0 vs 2).
    0 vs 2
  • Does not include the measuring cup
    This immersion blender does not include the measuring cup while the average immersion blender does.
  • 49 cm taller wand profile
    This immersion blender has a longer body that may require separating the motor and wand for drawer storage compared to the average immersion blender (89 cm vs 40 cm).
    89 cm vs 40 cm
  • 53.7% worse value for money
    Mastro 400W 500mm has worse value for money than the average immersion blender (5.03 vs 7.7).
    5.03 vs 7.73
  • 53.7% worse value for money
    Mastro 400W 500mm has worse value for money than the average immersion blender (5.03 vs 7.7).
    5.03 vs 7.73
  • 8.44x more expensive
    Mastro 400W 500mm is more expensive than the average immersion blender (£380 vs £45).
    £380 vs £45
  • 3,500 RPM lower blade speed
    This immersion blender operates at a lower top RPM, requiring more blending passes through the pot to eliminate graininess compared to the average immersion blender (11,000 RPM vs 14,500 RPM).
    11,000 RPM vs 14,500 RPM
  • Does not support turbo mode
    This immersion blender does not support turbo mode while the average immersion blender does.
  • 300 W less motor power
    This immersion blender has a lower wattage motor that may struggle when blending thick purees or fibrous stalks compared to the average immersion blender (400 W vs 700 W).
    400 W vs 700 W
  • Does not include the whisk attachment
    This immersion blender does not include the whisk attachment while the average immersion blender does.
  • 2 fewer accessories
    This immersion blender comes as a minimal wand kit, requiring extra accessory purchases for whipping cream or chopping nuts compared to the average immersion blender (0 vs 2).
    0 vs 2
  • Does not include the measuring cup
    This immersion blender does not include the measuring cup while the average immersion blender does.
  • 49 cm taller wand profile
    This immersion blender has a longer body that may require separating the motor and wand for drawer storage compared to the average immersion blender (89 cm vs 40 cm).
    89 cm vs 40 cm

Third-party reviews

What customers like about Mastro 400W 500mm

  • Equipped with a professional-grade variable speed motor suitable for commercial environments like ice cream shops and restaurants.
  • Features a very long 500mm shaft, making it ideal for deep pots and processing large food volumes.
  • Built with robust, high-performance stainless steel blades and food-safe contact parts.
  • Includes a secure bayonet attachment system for swapping blending shafts or accessories safely.

What customers don't like about Mastro 400W 500mm

  • The heavy-duty, extra-long commercial design makes it bulky and difficult to maneuver for casual home use.
  • At 400W, it may feel underpowered compared to other industrial blenders when processing extremely dense or thick mixtures.
  • Does not include standard residential accessories like a whisk or chopping bowl unless purchased separately as an extra request.

Verdict

The Mastro professional immersion blender features a 400-watt electric motor paired with an extra-long 500mm detachable shaft, making it ideal for deep commercial pots in restaurants, hotels, and ice cream shops. Key characteristics include a bayonet attachment clutch for quick accessory changes, variable speed controls, and a high-performance blade alongside food-contact components fully constructed from durable stainless steel. Its main pros are its professional-grade versatility for deep-vessel blending, consistent high performance, and hygienic, easy-to-clean design; however, its heavy-duty build makes it less suitable for casual home kitchens, and optional accessories like the whisk must be purchased separately.

Compare Mastro 400W 500mm with other immersion blenders

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