
Oster Electric Can Opener with Knife Sharpener
Score: 76/100
Cuisinart CCO-55 Deluxe Silver
Score: 76/100Rankings

The Oster electric can opener combines a patented Power Pierce blade with stainless-steel durability, automatically shutting off and handling tall cans. Manual cord wrap-around storage and a modest knife sharpener are trade-offs. Suited for households that frequently open tall cans and value sturdy construction.

The Cuisinart CCO-55 offers a powerful 60 W motor and a premium chrome finish, handling cans from 6 oz to 28 oz with a clean top-cut. Its tall, bulky footprint and heavy weight can dominate limited countertop space. Ideal for kitchens that can accommodate its size.
| Attribute | ![]() | ![]() |
|---|---|---|
| ↓ lower better | 1,179 g | 1,020 gbest |
| ↓ lower better | — | 60 Wbest |
1 years | 3 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Battery(1) | ||
Power Source | ac | Electric |
General Specs(1) | ||
Warranty (years) | 1 years | 3 years |
Features(2) | ||
Cutting Mechanism | power_pierce | Top cut |
Can Size Compatibility | tall | 6-28 oz |
Design & Build(3) | ||
Blade Material | stainless_steel | Stainless steel |
Weight (g) | 1179 g | 1020 g |
Overall Dimensions (H×W×D) (cm) | 15.24 x 12.7 x 25.4 cm | 24.13×11.68×11.43 cm cm |

Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the Oster opener for its patented Power Pierce blade, stainless-steel durability, and tall-can compatibility, noting that the auto shut-off and hands-free design make it especially convenient. However, they point out that the built-in knife sharpener is only modestly effective and that the manual cord storage feels less refined than retractable alternatives.
Everyday users echo the professional praise for effortless tall-can opening, clean cuts, and hands-free convenience, while consistently reporting that the knife sharpener offers only limited sharpening and that the cord storage is fiddly to manage.



Professional reviewers commend the CCO-55 for its powerful motor, clean top-cut performance, and premium chrome aesthetic, calling it a top choice for kitchens that can accommodate its size, while noting that its bulk and sharp lid edges are the main compromises.
Consumers consistently appreciate the effortless, single-touch operation, magnetic lid lift, and sturdy build, but many express frustration with the unit's large footprint, height, and the sharp edges left on opened lids.