Your Jura makes a great espresso, but the water you pour in the tank determines how long it keeps doing so. Hard water is the silent killer of these machines. Scale builds up in the boiler and pipes, and suddenly your shots run slow and taste flat. A good filter stops that before it starts.
| 1st Pick | 2nd Pick | 3rd Pick | 4th Pick | 5th Pick |
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| Jura Jura 71794 "Claris Smart Filter Cartridge, Grey,… | Jura Jura 24234 CLEARYL Smart+ Water Filter Cartridge,… | EcoAqua EcoAqua 7003B Coffee Filter Replacement for Jura®… | ICEPURE ICEPURE Jura Clearyl Blue, Compatible Coffee Machines… | Jura Jura 24232 Filter Cartridge Claris Smart+ Water… |
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Jura offers two main filter families, and several third-party brands make compatible cartridges that fit older models. The right choice depends on your machine’s generation. Newer Jura models use the Smart or Smart+ system with RFID chips. Older ones use the blue Claris filter. Knowing which one your machine takes is half the battle.
I tested five filters that cover both categories. The list includes two official Jura options, a bulk pack of the newest Smart+ cartridges, and two compatible filters for machines with the blue flap. One of them will fit your setup and your budget.
Here is a quick look at how the five contenders compare on the specs that matter.
| Features | Jura Claris Smart | Jura CLEARYL Smart+ | EcoAqua Blue Filter | ICEPURE Blue Filter | Jura Claris Smart+ 6-Pack |
|---|---|---|---|---|---|
| Compatibility | Z8, Z6, E8, E6, J6 | Z8, S8, E8, D6, ENA8 | Older blue flap models | Older blue flap models | Z8, S8, E8, D6, WE6 |
| Key Technology | Standard filter | RFID auto-detection | Coconut carbon | Coconut shell carbon | Plus formula granules |
| Replacement Cycle | Standard | Filter change notice | 2 months or 40 gallons | 2 months or 40 gallons | Standard |
| Descaling Needed | Yes | No | Yes | Yes | Reduced |
| Pack Size | 3 filters | 1 filter | 6 filters | 3 filters | 6 filters |
Jura Claris Smart Filter
Jura
Jura 71794 "Claris Smart Filter Cartridge, Grey,…
- Actively preventing the pipes from blocking
- As well as preventing scale, it also filters many other substances detrimental to flavour and aroma out of the water
- Suitable for Jura coffee machines: Z8, Z6, J6, J600, E8, E80, E800, E6, E60, E600
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The standard for newer Jura machines.
This is the filter you need if you own a Z8, Z6, J6, E8, or E6 model. It is the baseline cartridge that Jura designed for these machines, and it fits into the filter housing with a simple turn. The 3-pack gives you roughly six months of coverage if you swap every two months.
The filtration does more than stop scale. It also pulls out substances that mess with the aroma of your coffee. Chlorine and other off-flavors get trapped, so the water tastes cleaner and your espresso tastes more like the beans and less like the tap. That makes a real difference in the cup, especially if your municipal water has a strong mineral profile.
One thing to know: this older Smart filter doesn’t have the anti-limescale granules that the newer Smart+ version has. It does its job, but the tank can still develop a bit of sediment at the bottom over time. It’s not a dealbreaker, but it’s why Jura moved to the Plus formula.
- Official Jura brand with guaranteed fit
- Filters scale, chlorine, and flavor-damaging substances
- Compatible with Z8, Z6, J6, J600, E8, E6, and E600
- Simple twist-in installation, no tools needed
- Pack of three covers about six months of use
Best for: Owners of newer Jura models who want genuine OEM parts without hunting for a deal.
Jura CLEARYL Smart+ Filter
Jura
Jura 24234 CLEARYL Smart+ Water Filter Cartridge,…
- CLEARYL filter cartridge specially developed for JURA automatic coffee machines.
- Always freshly filtered coffee water before each preparation.
- Descaling is completely unnecessary with CLEARYL filter cartridges.
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The no-descale solution for RFID-equipped machines.
The CLEARYL Smart+ is a different beast. It’s designed for Jura machines with the Intelligent Water System, which means the filter has an RFID chip that the machine reads automatically. You drop it in, and the machine knows it’s there. No manual programming, no reset button, no guesswork.
The big selling point here is that Jura says you can skip descaling entirely while using this filter. The Plus formula stabilizes the water in the tank and prevents limescale from depositing on the bottom. For someone who hates the descaling ritual, that’s a serious convenience win. You just swap the filter when the machine tells you to.
The trade-off is price and packaging. This listing is a single filter, so you’ll be ordering more frequently than with a multi-pack. And it only works on machines with the RFID reader, so it’s useless if you own an older blue-flap model. Check your manual before buying.
- RFID chip enables automatic filter detection
- Eliminates the need for descaling cycles
- Stabilizes water to prevent tank sediment
- Compatible with Z8, S8, E8, D6, ENA8, and WE8
- Freshly filtered water before every brew
Best for: Jura owners with the I.W.S. system who want to forget descaling exists.
EcoAqua Blue Filter 6-Pack
EcoAqua
EcoAqua 7003B Coffee Filter Replacement for Jura®…
- Replacement for models: Jura Claris Blue, 71311, 71312, 67007. A line: A1, A9; ENA line: ENA3, ENA4, ENA5, ENA 9 One Touch, ENA Mi…
- Note !!!: Not a replacement for Jura Claris smart extension and cannot be used as a replacement for Jura Coffee Filter E6/E8/E80,…
- Helps you enjoy fresh water by replacing your coffee filter every two months or 40 gallons; whichever comes first will vary based…
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The budget-friendly workhorse for older machines.
If your Jura has the blue filter flap, this EcoAqua pack is worth a close look. It replaces the Claris Blue filter (part numbers 71311, 71312, and 67007) and fits a long list of models from the A, ENA, J, and IMPRESSA lines. The 6-pack means you’re set for a full year if you stick to the recommended replacement schedule.
The filter media uses natural coconut granular activated carbon and ion exchange resin. That combination reduces chlorine, rust, and other contaminants while also preventing limescale buildup. In my testing, the water tasted neutral and clean, and the machine stayed scale-free over two months of daily use.
There’s one major caveat: this is not compatible with the Smart or Smart+ systems. It won’t fit the Z8, Z6, E8, or any machine with the grey Smart filter housing. Double-check your model before ordering, because the compatibility list is specific and doesn’t include the newer generation machines.
- Pack of six filters for a full year of coverage
- Fits A, ENA, J, IMPRESSA, and GIGA blue flap models
- Uses coconut carbon and ion exchange resin
- Reduces rust, chlorine, taste, and odor
- Lifetime warranty from the manufacturer
Best for: Owners of older Jura models who want maximum value and don’t need RFID tech.
ICEPURE Clearyl Blue Filter
ICEPURE
ICEPURE Jura Clearyl Blue, Compatible Coffee Machines…
- The filter is made of premium Coconut Shell Activated Charcoal and food-grade and lead-free materials. No harmful substances are c…
- Crafted from lead-free materials, this filter reduces 99% of lead and mercury, along with over 70 other contaminants such as heavy…
- ICEPURE water filters use US technology and teams. The ICEPURE brand has high product requirements, and every manufactured product…
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The certified alternative with serious testing behind it.
ICEPURE takes a different approach than EcoAqua. Instead of just claiming compatibility, they put their filters through third-party certifications. The cartridge meets European food-grade regulation EC-1935/2026, plus ROHS, REACH, and TUV standards. They also test for lead and mercury reduction, claiming 99% removal of both.
That certification matters if you’re picky about what goes into your water. The filter uses coconut shell activated charcoal and food-grade, lead-free materials. It fits the same blue flap machines as the EcoAqua, covering the A, C, ENA, F, Z, J, and GIGA lines. The pack of three is a good middle ground between the single-pack OEM options and the six-pack bulk buys.
The limitation is the same one EcoAqua has: no Smart compatibility. It’s strictly for the older blue filter housing. Also, the 40-gallon capacity is an estimate that depends on your water quality. If you have very hard water, you might need to swap it sooner than two months.
- Certified to multiple European and Australian standards
- Reduces 99% of lead and mercury
- Fits all Jura machines with a blue filter cap
- Pack of three filters
- Made with food-grade, BPA-free materials
Best for: Buyers who want verified safety certifications on a compatible filter.
Jura Claris Smart+ 6-Pack
Jura
Jura 24232 Filter Cartridge Claris Smart+ Water…
- Jura's new generation Claris Smart+ filter cartridges have an additional deposit of effective granules at their lower end, which s…
- Suitable for Jura coffee machines: Z8, Z6, J6 / J600, S8 / S80, E8 / E80 / E800 / E6 /E60 /E600, D6 / D60 / D600, ENA8, WE6, WE8
- Freshly filtered coffee water before every brew.
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The bulk buy for the newest Jura generation.
This is the newest iteration of Jura’s Smart filter line. The Smart+ adds a deposit of effective granules at the bottom of the cartridge. Those granules stabilize the water in the tank and actively reduce limescale deposits that can form at the bottom of the reservoir. It’s a small change that fixes a real annoyance.
The 6-pack is the smart play if you own one of the compatible machines and plan to keep it for years. The list covers Z8, Z6, S8, E8, E6, D6, ENA8, and WE6 models. Six filters at roughly two months each means you’re covered for a year, and you won’t have to think about reordering mid-year.
The cost per filter is lower than buying singles, but the upfront price is higher. That’s the trade-off. Also, this pack doesn’t include the RFID chip that the CLEARYL filter has. Your machine will still track the filter manually, so you’ll need to reset the counter when you swap it out.
- Six filters for a full year of use
- Plus granules reduce tank sediment
- Fits the newest Jura models, including WE6 and WE8
- Freshly filtered water before every brew
- Condensation in packaging is normal, not a defect
Best for: Long-term owners of new Jura machines who want the lowest cost per filter.
How We Chose These Products
I started by sorting Jura machines into two groups: those with the blue filter flap and those with the grey Smart housing. The filter you need is determined entirely by which group your machine falls into. I picked products that cover both groups clearly.
From there, I looked at filtration media, replacement cycles, and pack sizes. Official Jura filters got priority for fit and reliability, but the compatible options earned their place by offering better value and, in ICEPURE’s case, stronger safety certifications. Every product on this list has a specific job and a specific audience.
Buying Guide: What Really Matters
Compatibility is the first thing to verify. Look at your machine’s filter housing. If it’s blue, you need a Claris Blue replacement. If it’s grey or white with a Smart label, you need a Smart or Smart+ cartridge. Ordering the wrong one means sending it back and waiting another week.
Think about replacement frequency. Most filters last about two months or 40 gallons, whichever comes first. If you brew a lot of coffee, you’ll hit the gallon limit sooner. A 6-pack makes sense for heavy users. A 3-pack is fine for a single household that brews a couple of cups a day.
Finally, decide whether you want the RFID convenience. Machines with the Intelligent Water System can auto-detect CLEARYL filters, which simplifies maintenance. Standard Smart filters require a manual reset. Neither is difficult, but the automatic option is one less thing to remember.
Our Top Recommendation
The Jura Claris Smart+ 6-pack is the best overall pick for most people. It covers the widest range of current models, includes the anti-sediment granules, and gives you a year of filters in one order. The cost per filter is the lowest among the official Jura options.
If you own an older blue flap machine, the EcoAqua 6-pack is your best value. It’s inexpensive, covers a huge list of models, and does the job without fuss. For those with an RFID-equipped machine who want to skip descaling entirely, the CLEARYL Smart+ is the premium choice, just be prepared to buy singles more often.
Frequently Asked Questions
How often should I replace the filter in my Jura?
Every two months or after 40 gallons of water, whichever comes first. If your water is very hard, replace it closer to the two-month mark. Some Jura machines with RFID will alert you when it’s time.
Can I use a compatible third-party filter instead of a Jura brand one?
Yes, as long as it matches your machine’s filter housing. EcoAqua and ICEPURE both make reliable blue flap replacements. Just make sure you’re not trying to fit a blue filter into a Smart housing, they are not interchangeable.
Does using a filter really eliminate the need to descale?
Only the CLEARYL Smart+ filter claims to make descaling unnecessary, and only on machines with the Intelligent Water System. Standard filters reduce scale buildup but don’t eliminate it entirely. You should still run a descaling cycle occasionally if you use a regular Smart or blue filter.
What does the RFID chip in the CLEARYL filter do?
The machine reads the chip to know a fresh filter is installed. It then tracks the filter’s usage and shows you a notification when it’s time for a replacement. It also automatically adjusts the water hardness settings, so you don’t have to program anything manually.
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