If you are on the market for a new robot vacuum, but aren’t sure which one to buy, then you’ve come to the right place. By reading through this quick guide, you will learn all about the Roomba i3 and the Roomba i4. That way, you can determine which one is right for your vacuuming needs!
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Roomba i3 Robot Vacuum
The iRobot Roomba i3 Robot Vacuum is a simple and effective robot vacuum. Every single feature and quality that this robot vacuum offers coalesces into a very effective and very thorough vacuuming experience. As a result of this, no matter what you are vacuuming, this robot vacuum can handle it with ease.
To use this robot vacuum, you can use a remote control, your smartphone, or a smart home device. Each one of these devices works in a similar manner, but each one is a little different when it comes to convenience and ease-of-use.
Many people choose to use either their smartphone or a smart home device. By making use of a smartphone or a smart home device, you are able to access this robot vacuum at any time, no matter where you are.
If you’re at work, you can turn the robot vacuum on and tell it to vacuum, even though you are miles away. If you choose to use a smart home device, you can use your voice to command the robot vacuum, which makes the entire vacuuming process so much more convenient.
iRobot Roomba i3/i3+ vs i4+ Comparison
 |  |  | |
| Roomba | i3 | i3+ | i4+ |
| 3 Stage-Cleaning System | Premium | Premium | Premium |
| Suction Power | 10x* | 10x* | 10x* |
| Cleaning pattern | Neat rows | Neat rows | Neat rows |
| Runtime | Recharge & resume | Recharge & resume | Recharge & resume |
| Intelligent Navigation | Mapping | Mapping | Mapping |
| Navigates obstacles & stairs | Yes | Yes | Yes |
| Personalized cleaning recommendations | Yes | Yes | Yes |
| Smart home connection | Yes | Yes | Yes |
| Tangle resistant rubber brushes | Yes | Yes | Yes |
| High-Efficiency Filter | Yes | Yes | Yes |
| Connect to Braava jet" m6 Robot map | Yes | Yes | Yes |
| Self-emptying base** | Yes | Yes | Yes |
| Price |
Even though both of those options tend to be preferable to using the remote control, the remote control still works very well. All you need to do is be within a certain range of the robot vacuum, and then you can command the robot vacuum with ease.
Within the robot vacuum, there are a series of powerful sensors located all across the vacuum. Each one of these sensors enables the robot vacuum to determine where it is and where it needs to go. Due to the quality of these sensors, this robot vacuum is able to navigate throughout all manner of spaces with incredible ease.
Right underneath the robot vacuum, there are Dual Multi-Surface Brushes. These two brushes are composed of thick bristles that can sweep and loosen dirt, dust, and debris with ease.
Vacuuming on hard floors is extremely easy to do, using these brushes, but they are also great for vacuuming carpets and rugs. By vacuuming on carpets and rugs, the bristles are able to gather the dirt, dust, and debris within the depths of the carpet or rug.
To ensure that the vacuuming process is thorough and efficient, this robot vacuum relies on a Power-Lifting Suction System. As a result of having this system, this is one of the most powerful robot vacuums on the market.
Just about any mess – and any surface – can be vacuumed, due to the excellent brushing and suction system that this robot vacuum uses.
In the end, if you are looking for an easy-to-use and very efficient Roomba robot vacuum, then you can’t go wrong with the Roomba i3!
Related Post: Check out Our Ultimate Roomba Comparison Guide
| Roomba | i3 | i4 |
| Clean Base | 1 | 1 |
| Virtual Wall Barrier | No | 1 |
| Dirt Disposal Bags | 2 | NA |
| High-Efficiency Filter | 1 | 2 |
| Extra Side Brush | No | No |
| Suction Power | 1700 Pa | 1700 Pa |
| Specific Uses | Hard floor, Carpet, Dual action | Hard floor, Carpet, Dual action |
| Сleaning Area | 1830 ft2 | 1830 ft2 |
| Dust Container | 500 ml | 500 ml |
| Self-empty | Yes | No |
| Battery Capacity | 1800 mAh | 1800 mAh |
| Weight | 10.54 pounds | 7.44 pounds |
| Item Dimension | 13.34 x 13.26 x 3.63 in | 13.34 x 13.26 x 3.63 in |
| Price | Click here | Click here |
Roomba i4 Robot Vacuum
The Roomba i4 is, in more ways than one, very similar to the Roomba i3. It does not offer a wholly unique or distinctive vacuuming experience. But, what it does offer is a slight improvement upon that particular experience.
To use this robot vacuum, you will be relying on either the remote control, your smartphone, or a smart home device. Each one of these devices functions just as you would expect it to, and you have access to the same features that the Roomba i3 offers.
Within the robot vacuum, you will find the same sensors that the Roomba i3 offers. None of these sensors have been improved upon, in any way, but they work extremely well. Due to having these sensors, this robot vacuum can navigate spaces of any sort with ease.
The brush system and suction system this robot vacuum uses are both excellent. Both of these systems are very powerful and very efficient. By having these systems, you are able to vacuum on hard floors and soft floors, ensuring that those floors are cleaned very thoroughly.
Roomba i6+ vs i4+ vs 692 Prime Day Deals
 |  |  | |
| Roomba | i6+ | i4+ | 692 |
| 3 Stage-Cleaning System | Premium | Premium | Yes |
| Suction power | 10x* | 10x* | Standard |
| Cleaning pattern | Neat rows | Neat rows | Adaptive |
| Runtime | Smart charge & resume | Smart charge & resume | Up to 90 Minutes |
| Intelligent navigation | + Smart mapping | + mapping | Yes |
| Navigates obstacles & stairs | + Visual navigation | Yes | Yes |
| Personalized cleaning recommendations | + Custom Cleaning Options | Yes | Yes |
| Smart home connectivity | Yes | Yes | Yes |
| Tangle resistant rubber brushes | Yes | Yes | n/a |
| High-Efficiency Filter | Yes | Yes | n/a |
| Teams up with Braava jet m6 Robot Mop | Yes | Yes | n/a |
| Self-emptying base | Yes | Yes | n/a |
| Clean by specific rooms or objects | Yes | n/a | n/a |
| Clean Zones & Keep Out Zones | Yes | n/a | n/a |
| Price |
*Compared to Roomba 600 Series AeroVoc System.
Final Words
At the end of the day, the main difference that the Roomba i4 offers is a greater filtration system. Due to this filtration system, less dust and allergens will flow back into your air as you are emptying the dirt tank out. If that is what you are looking for, then the iRobot Roomba i4 is a great purchase!
- 20% LARGER BATTERY* – Larger battery for extended runtime. *Compared to Roomba i3/i3+ Robot Vacuum
- CLEANS UP AFTER YOU, AND ITSELF - Forget about vacuuming for months at a time with the Clean Base Automatic...
- POWERFUL PERFORMANCE AND POWERFUL PICK-UP - Pulls in stubborn dirt and messes with a Premium 3-Stage Cleaning...
Last update on 2021-10-24 / Affiliate links / Images from Amazon Product Advertising API
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Last update on 2021-10-24 / Affiliate links / Images from Amazon Product Advertising API
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Sources
SmartCleaningTips: Best Robot Vacuums
RTings iRobot Roomba i3+ vs iRobot Roomba i4 Side-by-Side Comparison
Reviewed The Difference between these three iRobot Roomba Models