Serger machines for beginners

How to choose a serger

The criteria that matter most when choosing a first serger, including the one that decides whether you want one at all.

1. 1How many threads it runs — Home sergers generally run three or four threads. A four-thread overlock sews the seam and finishes its raw edge in one pass, which is what most people buy a serger to do; three-thread finishes an edge that a sewing machine has already seamed. If you are buying one machine, four is the useful number.
2. 2How threading works — Threading is where first sergers get abandoned, not sewing on them. Colour-coded thread paths, a lower looper you can lay thread into rather than poke it through, and a diagram printed inside the door are worth more to a beginner than any stitch count.
3. 3Differential feed — A dial that lets the front feed dogs move faster or slower than the back ones. It is what stops jersey stretching into a wave along the seam and what gathers a ruffle deliberately. If knits are the reason you want a serger, this is the feature to check for.
4. 4The knife — A serger trims the seam allowance away as it sews, so a mistake removes fabric rather than just stitches. Being able to disengage the knife matters if you want to overlock an edge without cutting it, and it is worth knowing whether a given machine allows that before you buy.
5. 5Whether you need one at all — A serger does not replace a sewing machine and cannot sew a buttonhole, topstitch or insert a standard zipper. French seams, a zigzag stitch and pinking shears all finish a woven seam without one, and a narrow zigzag sews knits on any machine. Most people should reach Level 3 first.

Often overlooked: the cost of running four cones of thread. A serger pulls from three or four cones at once, so changing colour means re-threading three or four paths and owning a full set of cones in that colour. Almost everyone who uses one regularly keeps it threaded in white, grey or black permanently and matches the visible stitching with their sewing machine instead. Budget for one set of cones you keep on the machine, not a rainbow.

Which serger brand, and which model in it

Serger shopping is brand-shaped in a way sewing-machine shopping is not: three names cover almost the whole beginner shelf, and the real question is usually which model within a brand rather than which brand. What follows is what the listings state and what large owner-review records consistently say — we research these machines, we do not test them.

Brother is the default recommendation nearly everywhere, and the reason is threading. Colour-coded thread paths and a lower looper you can lay thread into rather than poke it through are what stop a first serger being abandoned in a cupboard. It also carries by a wide margin the deepest owner-review record of anything on this shelf, which is worth more on a machine this fiddly than another line on a spec sheet.

SINGER's sergers split into a cheap way in and a heavier-fabric line. The entry model arrives pre-threaded, which is a genuine kindness the first time, and the heavy-duty one is sold on a higher-wattage motor and a metal frame rather than on stitch options. Amazon has served us no owner rating for that heavy-duty model, so its score here rests on a neutral prior rather than on anything owners have said.

SewLaVie is the newest name here and it competes on exactly the problem beginners have: an open threading area that puts the loopers within reach, plus a rolled-hem setting and a lamp over the needle. Its owner record is a couple of dozen ratings rather than a couple of thousand, which is not a criticism — it is a reason to weigh it differently.

Frequently asked

What is a serger?

A serger, called an overlocker outside North America, is a second machine that trims a seam allowance and wraps the raw edge in looped thread in one pass. It uses three or four cones of thread at once and produces a seam that stretches, which is why ready-to-wear clothing is full of them. It does not replace a sewing machine.

Do I need a serger?

No, and very few beginners should buy one first. A woven seam can be finished with a zigzag stitch, pinking shears or a French seam, and knits can be sewn with a narrow zigzag on any sewing machine. A serger is a speed-and-finish upgrade that starts to earn its place around Level 3, once you are making garments regularly.

What is the difference between a serger and a sewing machine?

A sewing machine makes a locked stitch from one needle thread and one bobbin thread, and can sew, topstitch, buttonhole and zigzag anywhere on a piece of fabric. A serger has no bobbin: it uses loopers and three or four cones, cuts the edge with a knife as it sews, and can only work along an edge.

How many threads should a beginner serger have?

Four. A four-thread overlock sews the seam and finishes the raw edge in the same pass, which is the stitch most people bought the machine for. Three-thread models are cheaper and fine when you only want to finish edges that a sewing machine has already seamed.

How do you finish a seam without a serger?

Three ways, all done on a normal sewing machine or with scissors. Zigzag along the raw edge; cut the edge with pinking shears so the fabric frays only to the notch; or sew a French seam, which encloses the raw edge inside the seam itself. On a woven fabric all three last as long as an overlocked edge.

Why is your top pick not the highest-scoring serger on this page?

Because the highest number on this shelf is a provisional score. StitchScore blends owner satisfaction with value, and when Amazon serves us no rating for a listing we score it from a neutral prior instead — those are the ones labelled early or provisional. The next one down rests on a couple of dozen ratings. Our top pick has the deepest owner-review record in the category by a wide margin, and when scores sit within a few points of each other it is the depth of the evidence behind them that decides. The note under the top pick says the same thing.