Epson EcoTank Photo ET-8550 vs ET-8500: How Big Do You Print?

Updated June 18, 2026

Epson EcoTank Photo ET-8550

VS

Epson EcoTank Photo ET-8500

Here's the thing: the question buyers type — ET-8550 versus ET-8500 — is really one question wearing a spec sheet. How big do you print? The Epson EcoTank Photo ET-8550 and the EcoTank Photo ET-8500 sit on the same photo ladder: the same six-color Claria dye set, the same borderless photo output, the same refill-bottle running cost that pulls photo printing away from drugstore prices. Whichever you pick, the color and the cost land the same. The dearer ET-8550 buys you exactly one thing that matters — a wider paper path.

The split is short and concrete. The ET-8550 prints borderless up to 13 by 19 inches and swallows thick specialty stock; the ET-8500 tops out around letter, with the usual smaller photo sizes below it. That is most of the gap. The rest of this page is about whether wide prints are part of your life, because on the photo quality and the cost-per-print that decide most photo-printer buys, there is nothing to choose between these two.

Epson EcoTank Photo ET-8550

Epson EcoTank Photo ET-8500

At a Glance

Same color, same cost — the photo case is a tie

Look — the reason to read an ET-8550-versus-ET-8500 comparison is not to find the better-looking print. They print the same. They are the same engine.

Both run the photo half of EcoTank the identical way. Epson builds the ET-8550 around Claria ET Premium 6-color inks; print a 4 x 6 photo in seconds, and the ET-8500 carries the very same set — Epson's Claria ET Premium 6-color ink delivers breathtaking detail and vibrant colors. An owner who has used the line settles it plainly: The 8550 is exactly the same printing engine, just capable of printing on larger media. Output reads close to far pricier gear — owners call the six-ink result The print quality is incredibly close to dedicated, high-end pigment printers., and many are surprised six is enough at all: Turns out you really don't need 8 or 10 colors to print gorgeous luminous prints.

The cost case ties just as cleanly. Epson pegs photo printing at roughly for about 4 cents each vs. 40 cents with traditional ink cartridges, and the same refill bottles feed both machines. RTINGS' cost-per-print and page-yield testing puts bottle-fed photo output far below cartridge cost, and we stage every brand yield claim against synthesized owner reports in our inkjet printers comparison criteria. So spend your attention on paper size, because that is the one place these two differ.

The fork is the paper, not the picture

With color and cost off the table, the difference is the print ceiling and almost nothing else. From the ET-8550 you get the wide paper path; from the ET-8500 you get the same photo for less money on a smaller sheet.

The headline split is print size. The ET-8550 offers Extraordinary media support, including borderless photos up to 13 by 19 inches — wide-format output on a refillable tank, which is rare. It also takes thick stock: it accommodates cardstock, CD/DVDs and other specialty media up to 1.3 mm thick, opening up framed prints, art paper, and craft work. The ET-8500 stays inside a smaller box — it The 8500 prints 8.5x11 and 8.5x14 as well as smaller sizes like 8x10, 5x7, 4x6 and printable discs. That ceiling is the entire reason to choose between them. We map the print-size and media yardsticks behind this call in our inkjet printers comparison criteria.

Print longevity carries across, since the ink is shared. The dye set holds up well over time — Independent testing confirmed that they should last 30 years in direct sunlight and 80 years indoors — so a framed print off either model is not a fade-in-a-year drugstore photo. Paper choice matters more than the model number: owners note the dye output has no water resistance, not so good for matte papers (way better on glossy), a quirk both machines share because the inks are the same.

The catches both rungs carry

One set of failure modes ignores the price tag entirely: these are the same engine, so they inherit the same trouble. This is the part no ET-85xx buyer escapes by paying more.

Both run liquid dye ink, so both dry out if left alone, and the printhead here is the worst place for that to happen. A print-seller's blunt warning against this Epson line is that it uses non replaceable and non serviceable print heads — if a clog goes far enough on either model, the fix is a new printer, not a new head. The defence is free and identical on both: print in color every week or two and shut the machine down through its own button so it caps the nozzles. Consumer Reports' inkjet reliability testing reaches the same conclusion that idle inkjets are the ones that fail, and RTINGS scores risk-of-clogging as a first-class metric for exactly this reason.

A few smaller quirks travel with the engine too. Owners flag the hardware as loud — one buyer was pleased by the prints but put off by how noisy it is., and that noise profile is the shared mechanism, not one model's flaw. And because the dye set reads better on glossy than matte, getting the most out of either means feeding the driver the right paper type. Print quality simply isn't where this decision lives; for the Epson EcoTank Photo line, the fork is the print size, and the shared catch is the fixed head. Epson's own ET-8550 specifications confirm the wider media path that separates the two.

Epson EcoTank Photo ET-8550

Epson EcoTank Photo ET-8500

So which photo EcoTank fits your prints?

Because the color and the cost are a tie, "who buys which" comes down to one question: how big do you print? If you're coming from drugstore prints or a fade-prone cheap photo printer, either EcoTank is the upgrade, and the per-print savings land the same on both. The split is purely about the print ceiling versus the price and footprint.

Buy the Epson ET-8550 if…

…you print bigger than letter, or you run thick craft media. The 13-by-19 borderless path is the feature that earns the step — framed prints, panoramic shots, art reproductions, and oversized gifts simply can't come off the smaller sibling. The 1.3 mm media tolerance opens cardstock, fine-art paper, and disc printing on top. You pay more and give up some desk space, but you get the same proven six-ink Claria color with the only ceiling wide enough for the work. For most photo buyers cross-shopping these two who care about size at all, this is the one. You can read where the wide-format EcoTank sits among photo and craft machines in our guide to sublimation and craft inkjet printers.

Buy the Epson ET-8500 if…

…your photos live at letter size and smaller. The ET-8500 gives you the identical six-ink color, the same store-rivalling output, and the same low cost-per-photo for less money — the only thing you surrender is the wide paper path you may never use. Its smaller body is also the easier fit on a shared desk. If your prints are albums, gifts, 8x10s, and school projects, the cheaper rung is honest money saved, and our full ET-8500 review covers exactly who it's for.

Skip both if…

…you print rarely, or you mostly print documents. A photo EcoTank that sits idle for weeks will fight you on either rung — the fixed printhead is the worst place for a clog, and a color laser is the honest pick for sporadic use. And if your printing is mostly black text and the odd color page, you are overpaying for inks you'll barely touch — a four-ink document EcoTank does that job for far less. For the full cross-brand running-cost picture, weigh both against the field in our best supertank printers roundup.