Growell 3.2L Countertop Electric Composter vs Growell 4L Brushless Electric Composter (2026): Key Differences
As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.
When comparing the growell 3 2l countertop electric composter vs 4l brushless electric, you see two compact kitchen solutions from the same brand. Both units use brushless motors and offer auto and manual modes to reduce food waste volume by up to ninety percent. The main difference lies in their physical footprint and capacity. The smaller model fits tighter spaces, while the larger unit offers more room for daily family scraps. You need to check the width and height requirements for your specific counter area before deciding.
Key differences
| Aspect | Growell 3.2L Countertop Electric Composter | Growell 4L Brushless Electric Composter |
|---|---|---|
| Capacity | 3.2L | 4L |
| Width | 8.4 inches | 10.2 inches |
| Height | 16 inches | 13.3 inches |
| Color | Gray | White |
| Control Interface | Display screen | LED touch panel |
| Special Modes | Storage, Clean | Fermentation, Clean |
Which one should you choose?
Choose Growell 3.2L Countertop Electric Composter if
- You have limited counter width and need a narrower footprint.
- You want a unit that includes a dedicated storage mode to keep waste fresh.
- You prefer a taller, slimmer design that fits under certain cabinets.
Choose Growell 4L Brushless Electric Composter if
- You process larger volumes of daily food scraps and need extra capacity.
- You want to remove the inner bucket for dishwasher cleaning.
- You need a fermentation mode for further processing of the dried output.
Verdict: Choose the 3.2L model if counter space is tight or you value the storage mode for odor management. Pick the 4L model if you generate more waste and prefer a removable bucket for easier cleaning. Both machines use brushless motors for quiet operation, so your choice depends on size and cleaning preferences.
Capacity, Control, and Cleaning
Capacity
The Growell 3.2L Countertop Electric Composter offers a 3.2-liter inner bucket, designed for small households, apartments, or dormitories. This compact size helps it fit easily into tighter kitchen spaces without taking up too much counter real estate. In comparison, the Growell 4L Brushless Electric Composter provides a larger 4-liter capacity. This extra volume accommodates daily family scraps, including mixed vegetables, peels, and leftovers, making it better suited for households that generate more waste. You should choose the 4L model if you need to process larger loads less frequently, while the 3.2L unit suits those who prefer smaller, more frequent cycles.
Width
Space efficiency matters when placing these units on your countertop. The Growell 3.2L Countertop Electric Composter measures 8.4 inches in width, allowing it to fit into narrower gaps or smaller kitchen layouts. This slimmer profile is advantageous if your counter space is limited. The Growell 4L Brushless Electric Composter is wider at 10.2 inches. While it still fits standard counters, it requires more lateral space. If you are working with a tight footprint or need to squeeze the composter between other appliances, the narrower 3.2L model offers a better fit. The 4L model demands a wider opening, so measure your available space carefully before deciding.
Control Type
Interface design affects how easily you can monitor and operate the machine. The Growell 3.2L Countertop Electric Composter features a clear display screen that shows processing progress in real time. This allows you to track the cycle without guessing the remaining time. The Growell 4L Brushless Electric Composter uses an LED touch panel combined with a clear viewing window. This setup lets you check the mode and remaining time without opening the lid, which helps maintain internal temperature and prevents odor leakage. Both systems provide clear feedback, but the 4L model adds the benefit of a physical window for visual confirmation of the waste inside.
Operating Modes
Both units offer Auto and Manual modes, but they differ in range and specific functions. The Growell 3.2L Countertop Electric Composter includes Auto, Manual, Storage, and Clean modes. Its Auto mode intelligently adjusts time based on moisture, while Manual mode lets you set durations from 1 to 10 hours. It also features a Storage mode that circulates air to keep waste fresh. The Growell 4L Brushless Electric Composter offers Auto, Manual, Clean, and a separate Fermentation mode. Its Auto mode runs for 4 to 6 hours, and Manual mode allows 1 to 6 hours. The 3.2L model provides a longer manual range and a dedicated storage feature, whereas the 4L model focuses on a distinct fermentation step for post-processing.
Wash Cycles
Maintenance routines differ between the two models, particularly regarding the inner bucket. The Growell 3.2L Countertop Electric Composter includes a built-in cleaning mode where you add water and press a button to clean the inner barrel automatically. This eliminates hand washing for routine maintenance. The Growell 4L Brushless Electric Composter also has a 30-minute Clean mode to loosen residue. However, it goes further by offering a removable inner bucket that is listed as top-rack dishwasher safe. This allows for deeper, more thorough cleaning by hand or in the dishwasher, which may be preferable if you want to ensure all residue is removed without relying solely on the machine's internal cycle.
Which Growell Composter Fits Your Kitchen
Small household or apartment dweller
The 3.2-liter capacity suits smaller kitchens or dorms. Its 8.4-inch width fits tighter counters. The 50-decibel noise level allows night cycles without disturbance. Auto mode adjusts time for moisture, while manual mode offers 1 to 10 hours. The sealed design and carbon filter box keep odors contained effectively.
Family needing larger daily capacity
The 4-liter bucket handles more everyday scraps like peels and leftovers. It features a 10-hour fermentation mode for post-processing. The removable inner bucket is top-rack dishwasher safe for easy cleaning. An LED touch panel and viewing window let you monitor progress without opening the lid, ensuring consistent results for larger loads.
User wanting long-term durability
This model specifies a 30,000-hour service life for its brushless motor. It consumes only 0.2 kWh per hour, reducing electricity usage. The upgraded motor handles tough scraps like eggshells and small bones without clogging. The auto mode intelligently adjusts processing time, ensuring efficient volume reduction while maintaining quiet operation at 50 decibels.
The products compared
Growell 3.2L Countertop Electric Composter
Best for: Small households with limited waste volume
- Capacity
- 3.2L
- Installation Type
- Countertop
- Operating Modes
- AUTO, Manual, Storage, Clean
- Width
- 8.4 inches
- Target Space
- Kitchen
- Features
- Smart, Odorless, Auto-Cleaning
View on Amazon: Growell 3.2L Countertop Electric Composter Affiliate link
This Growell composter offers a 3.2-liter capacity for small households. It features a brushless motor that reduces waste volume by up to 90 percent. You can choose between automatic drying or manual control for up to ten hours. The unit includes a carbon filter to manage odors and a self-cleaning cycle. Its compact gray design fits easily on your countertop without taking up much space.
Pros
- 3.2-liter capacity for small households
- Brushless motor rated for 30,000 hours
- Dual-mode grinding with auto and manual options
- Self-cleaning cycle simplifies maintenance
- Operates at 50 decibels for low noise
Cons
- Smaller 3.2-liter capacity limits batch size
- Manual mode requires up to 10 hours of user supervision
- Requires separate activated carbon filter replacements
Good fit if
- You have limited countertop space
- You generate small amounts of food waste
- You want quiet operation at night
Skip if
- You need to process large volumes of waste
- You prefer fully automatic hands-off processing
- You want a larger capacity unit
Verdict: Growell 3.2L Gray Electric Composter fits small households that need a quiet, odor-controlled way to process limited food scraps. It suits users who value easy maintenance and a compact footprint over high-volume capacity.
Growell 4L Brushless Electric Composter
Best for: Daily kitchen waste reduction with quiet operation
- Capacity
- 4L
- Installation Type
- Countertop
- Filter Type
- Dual Carbon Filters
- Operating Modes
- Auto, Manual, Clean, Fermentation
- Control Type
- LED touch panel
- Width
- 10.2 inches
View on Amazon: Growell 4L Brushless Electric Composter Affiliate link
This Growell composter features a 4L capacity and a brushless motor for quieter, lower-maintenance operation. You can choose between Auto, Manual, and Fermentation modes, with processing cycles lasting 4 to 6 hours. The unit includes a 30-minute clean mode and a removable, dishwasher-safe inner bucket. Its LED touch panel and viewing window let you monitor progress without opening the lid. It is designed for daily kitchen use.
Pros
- 4L inner bucket handles daily family scraps
- Brushless motor reduces wear and noise
- Removable bucket is top-rack dishwasher safe
- Includes dedicated 10-hour fermentation mode
Cons
- Output is dried scraps, not finished compost
- Manual mode requires user time management
- No app or smart home integration listed
Good fit if
- You want to reduce wet kitchen waste volume
- You prefer quiet operation with a brushless motor
- You need a simple LED control interface
Skip if
- You need instant finished compost for gardening
- You want remote app control or monitoring
- You have limited countertop space under 10 inches
Verdict: Growell 4L Brushless Composter suits households seeking reliable waste reduction through a quiet brushless motor and flexible processing modes. It fits users who value easy cleaning and do not require smart connectivity features.
Specifications side by side
| Spec | Growell 3.2L Countertop Electric Composter | Growell 4L Brushless Electric Composter |
|---|---|---|
| Capacity | 3.2L | 4L |
| Installation Type | Countertop | Countertop |
| Filter Type | not stated | Dual Carbon Filters |
| Operating Modes | AUTO, Manual, Storage, Clean | Auto, Manual, Clean, Fermentation |
| Control Type | not stated | LED touch panel |
| Width | 8.4 inches | 10.2 inches |
| Target Space | Kitchen | Kitchen |
| Features | Smart, Odorless, Auto-Cleaning | Auto-Cleaning |
| Color | Gray | White |
| Dimensions | 13 × 8.4 × 16 inches | 13.2 × 10.2 × 13.3 inches |
| Weight | 26.1 pounds | not stated |
| Model | GWEC04GY | GWEC01WH |
Frequently asked questions
Which Growell composter is better for a small apartment?
The Growell 3.2L Countertop Electric Composter is the better choice for small apartments. Its compact footprint measures 8.4 inches wide and 16 inches tall. This slim profile fits easily into tight kitchen counters or dorm spaces. The 3.2-liter capacity is ideal for low-volume waste from one or two people. It handles daily scraps without requiring excessive counter space.
What is the main difference between the 3.2L and 4L models?
The primary difference lies in capacity and physical dimensions. The 3.2L model holds 3.2 liters and is taller at 16 inches. The 4L Brushless model holds 4 liters but is shorter at 13.3 inches. The 4L unit is also wider at 10.2 inches. Choose the 3.2L for vertical space constraints and the 4L for higher waste volume.
Does the Growell 3.2L model have smart features?
Yes, the Growell 3.2L Countertop Electric Composter includes smart features. It is listed with smart connectivity, auto-cleaning, and odorless operation. These functions help automate the waste reduction process. The 4L Brushless model does not list smart features in its specifications. It focuses on quiet operation and flexible processing modes instead.
Which model is quieter during operation?
Both models use brushless motors for quiet performance. The 3.2L model operates at 50 decibels, allowing for night cycles without disturbance. The 4L Brushless model is also designed for quiet operation. However, specific decibel ratings are not provided for the 4L unit. Both are suitable for kitchens where noise is a concern.
How much counter space does each composter take up?
The 3.2L model measures 13 inches long and 8.4 inches wide. The 4L Brushless model is slightly larger, measuring 13.2 inches long and 10.2 inches wide. The 3.2L unit has a narrower footprint, making it better for tight counters. The 4L unit requires more width but offers a larger 4-liter capacity for processing.
What color options are available for these compact composters?
The Growell 3.2L Countertop Electric Composter comes in Gray. The Growell 4L Brushless Electric Composter is available in White. These color options allow you to match the unit to your kitchen decor. Both models are designed as compact countertop appliances that blend into standard kitchen environments.
Can the 4L model replace the 3.2L for large families?
The 4L Brushless model is better for larger households due to its 4-liter capacity. It suits users seeking reliable waste reduction with flexible processing modes. The 3.2L model is best for small households with limited waste volume. If your family generates more scraps daily, the 4L unit provides the necessary space to process food waste efficiently.