iRobot Roomba i8+

Everything you need to know about the iRobot Roomba i8+

IRobot Roomba i8+ is a dependable Robot Vacuums that delivers on its promises. First introduced in 2020, it is now a mature, well-documented product. Below we cover everything from specifications to troubleshooting.

To sum it up, The iRobot Roomba i8+ is a high-end robot vacuum that delivers 5,000Pa of suction and navigates with LiDAR.

First steps with the iRobot Roomba i8+

Setting up the iRobot Roomba i8+ takes only a few minutes. Unbox it, follow the quick-start guide, and you are ready. If you run into any snags, the troubleshooting section below has you covered. After setup, iRobot Roomba i8+ needs very little attention.

Design and build quality

IRobot Roomba i8+ is built to a standard that feels solid and well thought out. The materials and finish are in line with what you would expect at this price point. In everyday use, the unit is straightforward to operate. The controls are intuitive, and the overall experience is pleasant.

Key specifications

Under the hood, the iRobot Roomba i8+ is defined by these figures.

• Suction power: 5100 Pa
• The Navigation: LiDAR
• Dock type: Auto-empty
• The Battery: 4000 mAh
• Dustbin: 400 ml
• The Water tank: 250 ml
• Mopping: false
• The Self-emptying: true
• Mop washing: false
• The Hot air drying: false

These 10 specifications give a clear picture of what the iRobot Roomba i8+ can do.

Real-world performance

When you actually use it, the iRobot Roomba i8+ delivers solid, repeatable results. For most tasks, it is more than capable. The results are consistent, and the unit rarely needs attention. That said, it is not without limits. Heavy or demanding workloads will push it to its edge. For most buyers, this will not be an issue.

Keeping the iRobot Roomba i8+ running

IRobot Roomba i8+ relies on a handful of consumables and spares.

There are 53 documented parts that fit the iRobot Roomba i8+, including filters, brushes, and other consumables.

• IRobot s9+ Main Brush Roller (part) — part #ROL-IROBOT-S9
• The iRobot Roomba s9+ Filter (filter) — part #IRO-ROOMBAS9PLUS-FI
• IRobot Roomba s9+ Left side brush (part) — part #IRO-ROOMBAS9PLUS-SI
• The iRobot Roomba s9+ Right side brush (part) — part #IRO-ROOMBAS9PLUS-SI
• IRobot Roomba s9+ Side brush set (part) — part #IRO-ROOMBAS9PLUS-SI
• The iRobot Roomba j7+ Filter (filter) — part #IRO-ROOMBAJ7PLUS-FI
• IRobot Roomba j7+ Left side brush (part) — part #IRO-ROOMBAJ7PLUS-SI
• The iRobot Roomba j7+ Right side brush (part) — part #IRO-ROOMBAJ7PLUS-SI
• IRobot Roomba j7+ Side brush set (part) — part #IRO-ROOMBAJ7PLUS-SI
• The iRobot j7+ Main Brush Roller (part) — part #ROL-IROBOT-J7
• IRobot Roomba j7 Combo Filter (filter) — part #IRO-ROOMBAJ7COMBO-FI
• The iRobot Roomba j7 Combo Left side brush (part) — part #IRO-ROOMBAJ7COMBO-SI
• IRobot Roomba j7 Combo Right side brush (part) — part #IRO-ROOMBAJ7COMBO-SI
• The iRobot Roomba j7 Combo Side brush set (part) — part #IRO-ROOMBAJ7COMBO-SI
• IRobot Roomba j5 Combo Filter (filter) — part #IRO-ROOMBAJ5COMBO-FI
• The iRobot Roomba j5 Combo Left side brush (part) — part #IRO-ROOMBAJ5COMBO-SI
• IRobot Roomba j5 Combo Right side brush (part) — part #IRO-ROOMBAJ5COMBO-SI
• The iRobot j7 Combo Replacement Battery (battery) — part #BAT-IROBOT-J7-COMBO
• IRobot j7 Combo Main Brush Roller (part) — part #ROL-IROBOT-J7-COMBO
• The iRobot j5 Combo Main Brush Roller (part) — part #ROL-IROBOT-J5-COMBO
• IRobot Roomba j5 Combo Side brush set (part) — part #IRO-ROOMBAJ5COMBO-SI
• The iRobot Roomba i7+ Filter (filter) — part #IRO-ROOMBAI7PLUS-FI
• IRobot Roomba i7+ Left side brush (part) — part #IRO-ROOMBAI7PLUS-SI
• The iRobot Roomba i7+ Right side brush (part) — part #IRO-ROOMBAI7PLUS-SI
• IRobot Roomba i7+ Side brush set (part) — part #IRO-ROOMBAI7PLUS-SI
• The iRobot Roomba i8+ Filter (filter) — part #IRO-ROOMBAI8PLUS-FI
• IRobot Roomba i8+ Left side brush (part) — part #IRO-ROOMBAI8PLUS-SI
• The iRobot Roomba i8+ Right side brush (part) — part #IRO-ROOMBAI8PLUS-SI
• IRobot Roomba i8+ Brush guard (part) — part #IRO-ROOMBAI8PLUS-BR
• The iRobot Roomba i8+ Side brush set (part) — part #IRO-ROOMBAI8PLUS-SI
• IRobot i7+ Replacement Battery (battery) — part #BAT-IROBOT-I7
• The iRobot i7+ Main Brush Roller (part) — part #ROL-IROBOT-I7
• IRobot i8+ Main Brush Roller (part) — part #ROL-IROBOT-I8
• The iRobot Roomba i8+ Cable organizer (accessory) — part #IRO-ROOMBAI8PLUS-CA
• IRobot Roomba i8+ Cleaning tool (accessory) — part #IRO-ROOMBAI8PLUS-MA
• The iRobot Roomba i8+ Charging cable (accessory) — part #IRO-ROOMBAI8PLUS-CH
• IRobot Roomba i8+ Remote control (part) — part #IRO-ROOMBAI8PLUS-RE
• The iRobot Roomba i8+ Dock base pad (accessory) — part #IRO-ROOMBAI8PLUS-DO
• IRobot i8+ HEPA Filter (filter) — part #FIL-IROBOT-I8
• The iRobot i8+ Dust Bag (consumable) — part #DBG-IROBOT-I8
• IRobot i8+ Floor Cleaning Solution (consumable) — part #SOL-IROBOT-I8
• The iRobot i8+ Dock Filter (filter) — part #DFL-IROBOT-I8
• IRobot Roomba i6+ Filter (filter) — part #IRO-ROOMBAI6PLUS-FI
• The iRobot Roomba i6+ Left side brush (part) — part #IRO-ROOMBAI6PLUS-SI
• IRobot Roomba i6+ Right side brush (part) — part #IRO-ROOMBAI6PLUS-SI
• The iRobot Roomba i6+ Side brush set (part) — part #IRO-ROOMBAI6PLUS-SI
• IRobot i6+ Main Brush Roller (part) — part #ROL-IROBOT-I6
• The iRobot s9+ Replacement Battery (battery) — part #BAT-IROBOT-S9
• IRobot j7+ Replacement Battery (battery) — part #BAT-IROBOT-J7
• The iRobot i8+ Replacement Battery (battery) — part #BAT-IROBOT-I8
• IRobot i8+ Side Brush (part) — part #SBR-IROBOT-I8
• The iRobot i8+ Mop Pad (part) — part #MOP-IROBOT-I8
• IRobot i8+ Water Tank Filter (filter) — part #WFL-IROBOT-I8

Swapping these components is a simple job, and keeping spares on hand avoids downtime.

Maintenance and longevity

IRobot Roomba i8+ rewards owners who keep up with basic upkeep. Cleaning the key components on a regular schedule is the single best way to avoid problems. Replacing consumables as they wear prevents small issues from becoming big ones. Treated well, the iRobot Roomba i8+ is a long-term investment. The parts and troubleshooting sections above cover the essentials.

Common errors and how to fix them

Owners of the iRobot Roomba i8+ most often run into the following issues.

Main brush error

The robot stops or reports the main brush is stuck. Hair or debris is likely wrapped around the roller.

To resolve this:

• Clear the main brush
• If the roller is worn or damaged, replace it with a genuine part.
• Clean the cliff sensors
• Turn the robot off and on to reset the sensors.

The Error 11 issue

Wheel error — the robot may be stuck. One of the wheels is blocked, preventing the robot from navigating.

Most owners fix it by:

• Inspect both wheels

Error error-12

Robot cannot start or the wheel is stuck. The main brush or wheels may be jammed.

The fix is usually:

• Turn the robot over and remove hair or debris wrapped around the brush and wheels.
• Restart the robot

The Self-empty failed issue

The dock failed to empty the dustbin. The dust bag may be full or the dock suction blocked.

Most owners fix it by:

• Open the dock, check the dust bag is seated and not full, and replace if needed.
• Clear the dock suction port

Lidar / navigation error

The robot cannot build a map or is lost. The lidar tower may be blocked or dirty.

To resolve this:

• Wipe the lidar sensor tower with a dry cloth to remove dust.
• Restart the robot

Error error-29

The dock dust bag is full and needs replacement.

The fix is usually:

• Open the dock and install a fresh dust bag.

The Battery cannot charge issue

The robot does not charge on the dock. Charging contacts or the battery may be faulty.

Most owners fix it by:

• Clean the charging contacts
• If the battery no longer holds a charge, install a replacement battery.

Error error-5

Left wheel is stuck. The robot cannot move forward. The left wheel may be blocked by debris or a fault in the drop sensor.

The fix is usually:

• Clean the main brush
• If the brush is worn or damaged, replace it with a genuine one.

Error 6 — side brush blocked

The side brush is entangled with hair or debris, reducing cleaning performance.

To resolve this:

• Clean the side brush
• If the brush is worn, replace it with a genuine one.

For stubborn cases, professional service is the safest route.

Value for money

When you weigh what the iRobot Roomba i8+ offers against its price, it stacks up well. What you get is a trustworthy, well-constructed device, without paying a premium for brand name alone. Add in cheap consumables and simple upkeep, and the total cost of ownership is attractive. For most buyers, the iRobot Roomba i8+ represents money well spent.

The strengths and weaknesses

Like anything, the iRobot Roomba i8+ has its upsides and downsides. Its clear strengths are that it is straightforward, capable, and fairly priced. The flip side is that it lacks some of the bells and whistles of pricier rivals. For most buyers, the positives far outweigh the negatives. It is a dependable option that rarely disappoints.

Who the iRobot Roomba i8+ is for

This model suits buyers who value reliability and straightforward operation. It may disappoint anyone expecting flagship-level extras. For most people, the iRobot Roomba i8+ hits the sweet spot. It delivers exactly what most owners need.

Buying considerations

If you are weighing the iRobot Roomba i8+, it helps to think about a few things. It is a strong fit for most typical needs, with a balance of features and cost that most buyers appreciate.

It also sits alongside iRobot Roomba i7+, the iRobot Roomba i3, Dreame L20 Ultra, the Roborock S8 Pro Ultra and Roborock S8 MaxV Ultra, which makes a direct comparison worthwhile.

Alternatives to consider

IRobot Roomba i8+ is far from the only option. Your needs may point you toward a different choice. It is always worth comparing a few candidates before you commit.

Models most often compared with the iRobot Roomba i8+ are the iRobot Roomba i7+, iRobot Roomba i3, the Dreame L20 Ultra, Roborock S8 Pro Ultra and the Roborock S8 MaxV Ultra, each with its own strengths and trade-offs.

Ultimately, the iRobot Roomba i8+ stacks up well against its rivals. For the money, it is tough to do better.

Frequently asked questions

Is the iRobot Roomba i8+ worth buying?

In most cases, it is. It delivers dependable results at an fair price.

How long does the iRobot Roomba i8+ last?

With regular maintenance, the iRobot Roomba i8+ should last for years. Replacing consumables on schedule is the key to longevity.

How do I source replacement parts?

The parts section above is the best place to begin. You can usually find them without much trouble.

Why does the iRobot Roomba i8+ show Main brush error?

For Main brush error, start with Clear the main brush, If the roller is worn or damaged, replace it with a genuine part. Clean the cliff sensors or Turn the robot off and on to reset the sensors.

How do I fix Error 11 on the iRobot Roomba i8+?

Error 11 is usually resolved by Inspect both wheels.

What should I do about Error 12?

The typical fix for Error 12 is Turn the robot over and remove hair or debris wrapped around the brush and wheels. Or Restart the robot.

Why does the iRobot Roomba i8+ show Self-empty failed?

Self-empty failed is usually resolved by Open the dock, check the dust bag is seated and not full, and replace if needed. Or Clear the dock suction port.

How do I fix Lidar / navigation error on the iRobot Roomba i8+?

For Lidar / navigation error, start with Wipe the lidar sensor tower with a dry cloth to remove dust. Or Restart the robot.

Why does the iRobot Roomba i8+ show Dust bag full?

The typical fix for Dust bag full is Open the dock and install a fresh dust bag.

What should I do about Battery cannot charge?

Battery cannot charge is usually resolved by Clean the charging contacts or If the battery no longer holds a charge, install a replacement battery.

Why does the iRobot Roomba i8+ show Error 5?

The typical fix for Error 5 is Clean the main brush or If the brush is worn or damaged, replace it with a genuine one.

How do I fix Error 6 — side brush blocked on the iRobot Roomba i8+?

For Error 6 — side brush blocked, start with Clean the side brush or If the brush is worn, replace it with a genuine one.

Is there a part for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot s9+ Main Brush Roller, which is listed in our parts database.

Which filter fits the iRobot Roomba i8+?

You will need the iRobot Roomba s9+ Filter, available as a replacement part.

What part does the iRobot Roomba i8+ use?

A compatible part is the iRobot Roomba s9+ Left side brush, and it is easy to source.

Which part fits the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba s9+ Right side brush, available as a replacement part.

Is there a part for the iRobot Roomba i8+?

You will need the iRobot Roomba s9+ Side brush set, which is listed in our parts database.

Which filter fits the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba j7+ Filter, available as a replacement part.

What part does the iRobot Roomba i8+ use?

A compatible part is the iRobot Roomba j7+ Left side brush, and it is easy to source.

Is there a part for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba j7+ Right side brush, which is listed in our parts database.

Which part fits the iRobot Roomba i8+?

You will need the iRobot Roomba j7+ Side brush set, available as a replacement part.

What part does the iRobot Roomba i8+ use?

The iRobot Roomba i8+ uses the iRobot j7+ Main Brush Roller, which is listed in our parts database.

Is there a filter for the iRobot Roomba i8+?

A compatible filter is the iRobot Roomba j7 Combo Filter, and it is easy to source.

Which part fits the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba j7 Combo Left side brush, which is listed in our parts database.

What part does the iRobot Roomba i8+ use?

You will need the iRobot Roomba j7 Combo Right side brush, available as a replacement part.

Is there a part for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba j7 Combo Side brush set, and it is easy to source.

Which filter fits the iRobot Roomba i8+?

A compatible filter is the iRobot Roomba j5 Combo Filter, which is listed in our parts database.

Is there a part for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba j5 Combo Left side brush, and it is easy to source.

What part does the iRobot Roomba i8+ use?

You will need the iRobot Roomba j5 Combo Right side brush, available as a replacement part.

Is there a battery for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot j7 Combo Replacement Battery, and it is easy to source.

Which part fits the iRobot Roomba i8+?

A compatible part is the iRobot j7 Combo Main Brush Roller, which is listed in our parts database.

Is there a part for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot j5 Combo Main Brush Roller, available as a replacement part.

What part does the iRobot Roomba i8+ use?

You will need the iRobot Roomba j5 Combo Side brush set, and it is easy to source.

Is there a filter for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba i7+ Filter, which is listed in our parts database.

Which part fits the iRobot Roomba i8+?

A compatible part is the iRobot Roomba i7+ Left side brush, available as a replacement part.

What part does the iRobot Roomba i8+ use?

You will need the iRobot Roomba i7+ Right side brush, and it is easy to source.

Is there a part for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba i7+ Side brush set, which is listed in our parts database.

Which filter fits the iRobot Roomba i8+?

You will need the iRobot Roomba i8+ Filter, available as a replacement part.

What part does the iRobot Roomba i8+ use?

A compatible part is the iRobot Roomba i8+ Left side brush, and it is easy to source.

Which part fits the iRobot Roomba i8+?

You will need the iRobot Roomba i8+ Right side brush, which is listed in our parts database.

Is there a part for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba i8+ Brush guard, available as a replacement part.

What part does the iRobot Roomba i8+ use?

You will need the iRobot Roomba i8+ Side brush set, and it is easy to source.

Which battery fits the iRobot Roomba i8+?

A compatible battery is the iRobot i7+ Replacement Battery, which is listed in our parts database.

What part does the iRobot Roomba i8+ use?

The iRobot Roomba i8+ uses the iRobot i7+ Main Brush Roller, available as a replacement part.

Is there a part for the iRobot Roomba i8+?

You will need the iRobot i8+ Main Brush Roller, and it is easy to source.

Which accessory fits the iRobot Roomba i8+?

A compatible accessory is the iRobot Roomba i8+ Cable organizer, available as a replacement part.

What accessory does the iRobot Roomba i8+ use?

The iRobot Roomba i8+ uses the iRobot Roomba i8+ Cleaning tool, which is listed in our parts database.

Is there an accessory for the iRobot Roomba i8+?

You will need the iRobot Roomba i8+ Charging cable, and it is easy to source.

Which part fits the iRobot Roomba i8+?

A compatible part is the iRobot Roomba i8+ Remote control, available as a replacement part.

Is there an accessory for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot Roomba i8+ Dock base pad, and it is easy to source.

What filter does the iRobot Roomba i8+ use?

You will need the iRobot i8+ HEPA Filter, which is listed in our parts database.

Is there a consumable for the iRobot Roomba i8+?

A compatible consumable is the iRobot i8+ Dust Bag, and it is easy to source.

Which consumable fits the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot i8+ Floor Cleaning Solution, available as a replacement part.

What filter does the iRobot Roomba i8+ use?

A compatible filter is the iRobot i8+ Dock Filter, which is listed in our parts database.

Is there a filter for the iRobot Roomba i8+?

You will need the iRobot Roomba i6+ Filter, and it is easy to source.

What part does the iRobot Roomba i8+ use?

The iRobot Roomba i8+ uses the iRobot Roomba i6+ Left side brush, which is listed in our parts database.

Which part fits the iRobot Roomba i8+?

A compatible part is the iRobot Roomba i6+ Right side brush, available as a replacement part.

Is there a part for the iRobot Roomba i8+?

You will need the iRobot Roomba i6+ Side brush set, and it is easy to source.

What part does the iRobot Roomba i8+ use?

The iRobot Roomba i8+ uses the iRobot i6+ Main Brush Roller, which is listed in our parts database.

Which battery fits the iRobot Roomba i8+?

You will need the iRobot s9+ Replacement Battery, and it is easy to source.

Is there a battery for the iRobot Roomba i8+?

A compatible battery is the iRobot j7+ Replacement Battery, available as a replacement part.

Which battery fits the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot i8+ Replacement Battery, and it is easy to source.

What part does the iRobot Roomba i8+ use?

You will need the iRobot i8+ Side Brush, which is listed in our parts database.

Is there a part for the iRobot Roomba i8+?

The iRobot Roomba i8+ uses the iRobot i8+ Mop Pad, available as a replacement part.

Which filter fits the iRobot Roomba i8+?

A compatible filter is the iRobot i8+ Water Tank Filter, and it is easy to source.

What Suction power should I expect?

Its Suction power is 5100 Pa.

What is the Navigation of the iRobot Roomba i8+?

Expect a Navigation of LiDAR.

How much Dock type does the iRobot Roomba i8+ have?

The iRobot Roomba i8+ has a Dock type of Auto-empty.

What is the Battery of the iRobot Roomba i8+?

Its Battery is 4000 mAh.

What Dustbin should I expect?

Expect a Dustbin of 400 ml.

How much Water tank does the iRobot Roomba i8+ have?

The iRobot Roomba i8+ has a Water tank of 250 ml.

What is the Mopping of the iRobot Roomba i8+?

Its Mopping is false.

What Self-emptying should I expect?

The iRobot Roomba i8+ has a Self-emptying of true.

How much Mop washing does the iRobot Roomba i8+ have?

Expect a Mop washing of false.

What Hot air drying should I expect?

Its Hot air drying is false.

Final thoughts

On balance, the iRobot Roomba i8+ is a dependable choice that delivers on its promises. If you are upgrading or buying new, the iRobot Roomba i8+ deserves a spot on your shortlist. Keep this guide handy for maintenance and repairs down the road. All told, the iRobot Roomba i8+ is a solid, trustworthy Robot Vacuums. It covers the essentials, holds up over time, and is easy to maintain. If you are still on the fence, the specs, parts, and fixes above give you everything you need to decide. For most people, choosing the iRobot Roomba i8+ is a decision you will be happy with.