If you have a printer and you have to print on a regular basis, you must know that the actual quality and cost of printing depend on the ink cartridges that particular printer is using.

How much savings you can do is significantly based on the cost of replacement of ink bottles and the cost of ink cartridges.

Page yield also varies with the quality of ink cartridges. So you must have the perfect quality ink cartridges or ink bottles for your printer to get the best result.

In that case, Epson always leads the race to supply the best quality ink. Especially, the Epson EcoTank 502 and the Epson EcoTank 522 ink bottles are able to save up to 80% of your money.

With these ink bottles, you could have high-volume printing with superb quality. So let’s go to compare these ink bottles in order to get the best one out of them.

Epson 502 vs 522 Key Differences

Here are the key differences between these two ink bottles. Have a look-


The Epson EcoTank 502 ink bottles are compatible with the Epson EcoTank ET-15000, ET-2750, ET-3750, ET-4750, Epson Expression ET-2700 EcoTank, Epson Workforce ET-3750, ST-2000 EcoTank Colour MFP, ST-4000 EcoTank MFP.

In short, the Epson 502 ink bottles can be fitted in any inkjet model of Epson, especially in all Epson EcoTank ET-2700 and 3700 series printers.

On the other hand, the Epson EcoTank 522 ink bottles are compatible with the Epson EcoTank ET-4700 and the Epson EcoTank ET-2710 printers.

Cost and Reliability

The Epson EcoTank 502 and the Epson EcoTank 522 – are both sets of ink bottles that can provide you with enough reliability of getting vibrant and clear prints.

The dye colors as well as the pigment black inks are very much able to print each document or image with high definition and superb color accuracy at very low costs.

Whether you are printing texts or graphics, you will get satisfied after seeing the outputs. The prints you will get will be water resistant and they will last for years.

Easy and Hassle Free Refilling

Both the Epson EcoTank 502 and the Epson EcoTank 522 inks are equipped with the Auto Stop Technology. This technology helps you in filling up the ink bottles easily as each of the bottles has a unique key.

This technology gives you the guarantee that the ink tanks will not be overfilled or there will be no risk of spillage when you are refilling them. So the hassle of refilling the ink tanks will be gone with these ink bottles. You can simply refill them and restart your printing within a few minutes.

High Capacity

The Epson EcoTank 502 includes four ink bottles. Among them, one is for black ink and the other three are for color inks –cyan, magenta, and yellow. The bottle of black ink can hold 127 ml of ink and the others can hold 70 ml of ink each.

These high–capacity ink bottles can produce a huge number of prints with amazing quality. The Epson EcoTank 522 ink bottles are also of high capacity. They can produce thousands of prints without needing to be refilled.


Each of the Epson EcoTank 502 and the Epson EcoTank 522 comes with separate ink bottles for different colors of ink. So you just need to refill the particular ink bottle that is running out of ink. There is no need of replacing the whole cartridge. In this way, you can save up to 80% of the ink.

Moreover, these ink bottles reduce the chances of errors in the outputs. So you can get exactly the same amount of page yield the brand claims. Even if you print frequently, the ink will not get dried up, which can reduce the wastage of money.

Bottom Lines– Which One Is the Best?

As we have seen throughout the article that both the Epson EcoTank 502 and the Epson EcoTank 522 ink bottles are authentic Epson products. You can get thousands of pages printed if you use these inks.

In this way, you will be able to save a lot. Moreover, these ink bottles are actually ECOFIT ink bottles, which means they can easily be filled.

They are high-capacity ink bottles with the advantage of zero cartridge waste. They can print on both glossy and matte papers. In short, there is no significant difference between these two sets of ink bottles.

But if you want to choose one of them, we will suggest you buy the Epson EcoTank 522 ink bottles as these inks are more water–resistant than the other one.

Prabir Mandal

Prabir is the founder of yourprinterguru.com. He has been using printers for more than a decade now. He has opened this blog to share his knowledge and experiences about printers.

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