The catch
DYMO LabelWriter 550
The printer requires authenticated labels, which third-party rolls do not meet.
Side by side
DYMO 550 handles narrow address and office labels at one computer. 5XL is what you need for full 4 by 6 shipping labels or Ethernet sharing. Authentic DYMO supplies are required on both, so moving to the larger printer does not lift the roll restriction.
Before you buy
Full 4 by 6 shipping labels are supported by the 5XL, while the 550 is in a narrower label class. When the carrier supplies a four-inch-wide layout, that difference decides the matter. A narrow return-address label may get no benefit from the extra width. Begin with the output rectangle you need before comparing volume claims.
Where this comes from
The 5XL is documented for 4 by 6 output, whereas the 550 uses narrow LabelWriter media. Marketing print-width figures that conflict are left out of any numeric comparison.
The catch
The printer requires authenticated labels, which third-party rolls do not meet.
The catch
Generic thermal labels are no substitute for its authenticated rolls.


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DYMO LabelWriter 550 vs 5XL for mailing and shipping. Before you buy, weigh the true width limit, Ethernet sharing and what authenticated labels cost.
DYMO 550 handles narrow address and office labels at one computer. 5XL is what you need for full 4 by 6 shipping labels or Ethernet sharing. Authentic DYMO supplies are required on both, so moving to the larger printer does not lift the roll restriction.
Which one fits
That job is covered by the smaller print-width class.
That routine has no use for the 5XL network port.
The 5XL offers the four-inch print width that is required.
The 5XL brings in Ethernet.
In practice
Full 4 by 6 shipping labels are supported by the 5XL, while the 550 is in a narrower label class. When the carrier supplies a four-inch-wide layout, that difference decides the matter. A narrow return-address label may get no benefit from the extra width. Begin with the output rectangle you need before comparing volume claims.
The 5XL is documented for 4 by 6 output, whereas the 550 uses narrow LabelWriter media. Marketing print-width figures that conflict are left out of any numeric comparison.
A shared packing location can use the 5XL Ethernet port, yet the series manual still calls for software on every computer. Before picking the networked printer for work laptops, confirm you are permitted to install it. With the 550, a printer next to one authorized computer has a simpler physical connection.
Match the wired network requirement against permission to install software on every host you plan to use.
Authentic DYMO LabelWriter media is required by both printers, so do not budget the 5XL around the lowest advertised generic 4 by 6 roll price. Take a compatible roll with its actual label count and delivered cost. That produces a running-cost comparison anyone can reproduce, with no invented savings figure.
The authenticated-media rule appears in the manuals for both models. Cost per usable label is the delivered roll cost divided by the compatible labels in the roll.

DYMO, LabelWriter 550
Short paper labels printed from a computer, on compatible authenticated rolls.

DYMO, LabelWriter 5XL
A shipping-label printer for USB or Ethernet, loaded with the correct DYMO rolls.
Spec by spec
| Spec | DYMO LabelWriter 550 | DYMO LabelWriter 5XL | In practice |
|---|---|---|---|
| Output format | Narrow office and address labels | Full 4 by 6 shipping labels | The complete 4 by 6 shipping layout is supported by the 5XL alone. |
| Carrier labels | Narrow mailing labels | 4 by 6 shipping support | Printing a carrier label is a different job from mailing an envelope. |
| Connection | USB | USB and Ethernet | A shared fixed desk calls for Ethernet. |
| Media rule | Authentic DYMO required | Authentic DYMO required | Both carry the same restriction on recurring supplies. |
Trade-offs
Change of plan
Go with DYMO LabelWriter 5XL. The 550 is not wide enough.
Go with DYMO LabelWriter 550. Neither 5XL width nor Ethernet is needed for that workflow.
Neither model fits. Authentic DYMO supplies are required by both.
Decision guide
For narrow address and office labels at one computer, go with DYMO 550. For full 4 by 6 shipping labels or Ethernet sharing, go with 5XL. Because both need Authentic DYMO supplies, the bigger printer does not free you from the roll restriction.
Full 4 by 6 shipping labels are supported by the 5XL, while the 550 is in a narrower label class. When the carrier supplies a four-inch-wide layout, that difference decides the matter. A narrow return-address label may get no benefit from the extra width. Begin with the output rectangle you need before comparing volume claims.
A shared packing location can use the 5XL Ethernet port, yet the series manual still calls for software on every computer. Before picking the networked printer for work laptops, confirm you are permitted to install it. With the 550, a printer next to one authorized computer has a simpler physical connection.
Authentic DYMO LabelWriter media is required by both printers, so do not budget the 5XL around the lowest advertised generic 4 by 6 roll price. Take a compatible roll with its actual label count and delivered cost. That produces a running-cost comparison anyone can reproduce, with no invented savings figure.
By the numbers
What we found across the label printers we compare, plus the checked facts behind each finding.
| Product | Needs it meets | Facts we checked | Sources |
|---|---|---|---|
| DYMO LabelWriter 550 |
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| DYMO LabelWriter 5XL |
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Ready to buy
Open either model on Amazon for the current price, customer reviews and delivery options.

Narrow address labels are all you print, and the smaller print-width class covers that.
See price & reviews on Amazon
4 by 6 PDFs come from your carrier, and the 5XL has the four-inch print width they need.
See price & reviews on AmazonEach link opens in a new tab.
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