Buying guide
Can Opener Buying Guide (2026)
How to choose a can opener: side-cut against top-cut, electric against manual, grip, size, and the mistakes buyers should avoid.
Pick the cut first: side-cut against top-cut
There are two cuts, and they leave different lids. Side-cut openers cut around the rim and leave smooth lids that are safe to handle and can be reused as covers. Top-cut openers slice through the lid and leave a sharp edge that needs care and cannot go back on the can. Decide whether safe lids matter to you before comparing models, because the cut decides the shortlist.
Electric against manual: hands, kitchen, and habit
Electric openers do the work for you and suit weak hands, large cans, and daily use, but they need counter space, a plug socket, or batteries. Manual openers cost less, fit in a drawer, and never need power, but they need grip and a turn of the wrist. Countertop electrics suit a kitchen with a free corner, handheld electrics suit a drawer, and manuals suit occasional use, travel, and power cuts.
Grip, knob, and leverage for manual openers
Grip matters when hands get tired: soft non-slip handles, oversized side-wind knobs, big metal knobs, and lid-lifting pliers each suit a different hand, and the best grip is the one that holds through your use. A small knob is the wrong choice for weak hands, and a heavy steel body suits daily use better than a light plastic one. Try the turn in your mind before you buy: if it sounds like a strain, pick a bigger knob or an electric.
Size, cans, and the kitchen you have
Countertop electrics run about 10 to 11 inches tall and need a plug socket nearby, so measure the space under your cabinets before ordering. Handheld electrics fit in a drawer and open standard cans, but they can struggle with very small or odd-shaped cans. Manual openers fit anywhere, but a heavy steel opener is a poor travel tool. Match the opener to the cans you actually open: large cans need a tall frame, small cans need a head that seats cleanly, and pop-top cans need an opener made for them.
Cleaning, care, and when to replace
Clean the cutting wheel and lever after use, since sticky residue makes the next cut harder and can harbour germs. Dry steel parts fully, since gears rust if left wet, and hand wash openers with soft handles rather than putting them in the dishwasher. Replace an opener when the blade goes blunt, the gears stiffen, or the cut leaves ragged edges: forcing a blunt opener is how cans slip and fingers get cut.
Questions, answered
How many can openers do I need?
One, to start. A good electric or a good manual covers everyday cans. A second opener earns its place when it does a different job: a handheld electric for travel, or a manual as a backup for power cuts and dented cans. Buy the second opener for the job, not for the sake of a pair.
Are can openers good for weak hands?
Electric openers are the best choice for weak hands, since the motor does the turning: the Hamilton Beach Smooth Touch needs only a light push of a lever, and the Kitchen Mama openers need only one press. Among manuals, the EZ-DUZ-IT and the OXO Smooth Edge have the biggest knobs and the best leverage.
How do I clean a can opener?
Wipe the cutting wheel and lever with a damp cloth after use and dry them fully. Remove the lever on electrics where it detaches, and wash it by hand. Do not soak an electric opener, and do not put soft-handled manuals in the dishwasher. A drop of food-safe oil on manual gears keeps the turn smooth.