Overview
The Cuisinart CBM-20 is a programmable conical burr grinder with 18 grind settings and automatic dosing by cup count. The conical burrs offer improved consistency over the flat-burr DBM-8, and the programmable features add convenience for daily use. The CBM-20 occupies a solid position in the budget grinder market, offering conical burr quality with set-and-forget convenience for regular drip and pour-over brewing.
The Cuisinart CBM-20 Programmable features a 40mm conical burr set, crafted from steel. The burrs spin at 450 RPM, a deliberately slow speed that minimizes heat buildup and preserves coffee aromatics. Grind retention is approximately 2.5g, typical for a hopper-fed workflow.
At $90, the Cuisinart CBM-20 Programmable is aimed at budget-conscious coffee lovers just starting their espresso journey. With a 300g hopper, it's designed for a traditional hopper-fed workflow. The conical burr design is known for producing a slightly bimodal grind distribution, which many enjoy for its body and complexity in espresso.
The Cuisinart CBM-20 Programmable is weighing 2.5 kg, manufactured in USA, powered by a 120W motor. Its footprint measures 165 x 210 x 305 mm (W×D×H).
Pros & Cons
Pros
- Conical burr design offers a bimodal grind profile that many enjoy for its body and complexity
- Low-RPM motor minimizes heat transfer to the coffee, preserving delicate aromatics
- Excellent value for money — capable espresso grinding at an accessible price point
Cons
- Stepped grind adjustment may not allow fine enough tuning between settings for espresso
- Not optimized for single dosing — hopper-fed design may result in some grind exchange between doses
- Higher retention (2.5g) means some grounds are retained between uses, affecting freshness for single-dose workflows
Full Specifications
| Brand | Cuisinart |
|---|---|
| Model | Cuisinart CBM-20 Programmable |
| Category | Conical Burr |
| Country of Origin | USA |
| Year Introduced | 2018 |
| Burr Size | 40 mm |
| Burr Material | Steel |
| Burr Type | 40mm conical |
| Grind Speed | 450 RPM |
| Retention | 2.5 g |
| Single Dose | No |
| Stepless Adjustment | No |
| Hopper Capacity | 300 g |
| Motor Wattage | 120 W |
| Dimensions (W x D x H) | 165 x 210 x 305 mm |
| Weight | 2.5 kg (5.5 lbs) |
| MSRP | $90 |
Our Verdict
The Cuisinart CBM-20 Programmable from Cuisinart is a solid option in the budget grinder segment. Conical burrs are a popular choice for home espresso, offering good grind quality with generally lower noise and less heat buildup than flat burrs. The slightly bimodal grind distribution can produce espresso with more body and texture. Remember the golden rule: the grinder is at least as important as the espresso machine. A great grinder paired with a modest machine will outperform a modest grinder paired with a great machine every time. At this price, it's a capable starting point that will serve you well as you learn your espresso workflow.
Frequently Asked Questions
Can the Cuisinart CBM-20 Programmable grind fine enough for espresso?
Yes, the Cuisinart CBM-20 Programmable is capable of grinding fine enough for espresso. You may need to experiment with the stepped settings to find the sweet spot for your beans.
How do the conical burrs in the Cuisinart CBM-20 Programmable affect espresso?
Conical burrs produce a slightly bimodal grind distribution, which creates espresso with more body, texture, and complexity compared to flat burrs. Many espresso lovers prefer this characteristic — it produces a richer, more traditional espresso profile.
How do I maintain the Cuisinart CBM-20 Programmable?
Clean out retained grounds after each use with a brush or bellows. Deep clean the burrs every 2-4 weeks by removing them and brushing away oil buildup. For the motor, occasional use of grinder cleaning tablets (like Grindz) helps remove coffee oil buildup. Never wash burrs with water.