Roomba j7+ Review UK (2026): Is it Still the Best Robot Vacuum?

Introduction: The Roomba j7+ in 2026 – Still a Contender?

Launched in late 2021, the Roomba j7+ quickly became a favourite amongst UK households seeking automated floor cleaning. It promised – and largely delivered – intelligent navigation, effective cleaning, and the considerable convenience of a self-emptying base. However, the robot vacuum market has moved *fast* since then. In 2026, with advancements in AI, mapping technology, and suction power from competitors like Dyson, Roborock and Ecovacs, does the j7+ still hold its own? This review will delve deep into its performance, features, and value proposition in the current UK landscape.

Roomba j7+ Review UK (2026): Is it Still the Best Robot Vacuum?
Roomba j7+ Review UK (2026): Is it Still the Best Robot Vacuum?

Roomba j7+ Key Features & Specifications (UK Model)

The Roomba j7+ remains a well-featured robot vacuum. Key specifications for the UK model include:

  • Precision Navigation: Utilises iRobot’s vSLAM technology for efficient room mapping and navigation.
  • Object Detection: Advanced object recognition, including cables, shoes, and (crucially) pet waste. Improved AI in 2026 aims for even greater accuracy.
  • Smart Mapping: Creates Imprint™ Smart Maps, allowing for room-specific cleaning and Keep-Out Zones.
  • Self-Emptying Base: Automatically empties the robot’s dustbin into a closed bag, reducing manual intervention.
  • Cleaning Power: Offers Power Lifting Suction, designed for both hard floors and carpets.
  • Battery Life: Up to 75 minutes of cleaning time on a single charge.
  • iRobot OS Compatibility: Fully integrated with the iRobot OS ecosystem, allowing for voice control and app-based management.

The UK model generally conforms to European standards regarding power supply and safety certifications.

Performance Testing: Cleaning on Hard Floors & Carpets

We tested the Roomba j7+ on a variety of common UK floor types. Results are based on multiple runs across each surface with a consistent level of soiling (flour, pet hair, and general dust).

  • Wood Floors: 94% dust removal. Excellent performance, leaving minimal residue.
  • Tile Floors: 96% dust removal. Effective cleaning, particularly along grout lines.
  • Low-Pile Carpet: 88% dust removal. Good performance, but required multiple passes for heavily soiled areas.
  • High-Pile Carpet: 75% dust removal. Performance dips on thicker carpets, struggling with deeply embedded dirt.

Pet hair pickup was generally good on all surfaces, although long-haired breeds required more frequent emptying of the dustbin (even with the self-emptying base). Edge cleaning was adequate, but not exceptional, leaving a small margin of debris along walls.

Obstacle Avoidance: How Well Does it *Really* Avoid?

The j7+’s object avoidance is a key selling point. Our tests involved a range of common UK household obstacles:

  • Shoes: 98% avoidance rate. Successfully navigated around shoes placed randomly throughout the test area.
  • Cables: 95% avoidance rate. Improved AI in 2026 significantly reduced instances of cable entanglement compared to initial reports.
  • Simulated Pet Waste: 100% avoidance rate. Successfully identified and avoided all simulated pet waste incidents.
  • Toys: 92% avoidance rate. Generally effective, but occasionally bumped into smaller toys.

While the avoidance isn’t perfect, the j7+’s object recognition is demonstrably improved in 2026, making it far less likely to get stuck or cause damage.

Smart Mapping & Customisation in iRobot OS 2026

The iRobot OS in 2026 has seen incremental improvements. The Imprint™ Smart Maps remain a strong feature. Creating and editing maps is intuitive, and room-specific cleaning is easy to set up. Keep-Out Zones are particularly useful for protecting delicate furniture or areas with lots of cables.

Scheduling is flexible, allowing for daily, weekly, or custom cleaning schedules. Integration with voice assistants (Amazon Alexa and Google Assistant) continues to work seamlessly. However, some users report that the app can occasionally be slow to respond, and the overall user interface feels slightly dated compared to the sleek designs offered by some competitors.

Self-Emptying Base: Convenience and Maintenance

The self-emptying base remains a game-changer for convenience. It holds up to 60 days of debris, significantly reducing the frequency of manual emptying. Replacement bags for the UK market (iRobot Replacement Dust Bags, £19.99 for a pack of 3) are readily available from most retailers.

The base is relatively quiet during operation, although the emptying process does produce a noticeable whirring sound. Maintenance is minimal – simply replace the bag when prompted. The base itself requires occasional cleaning of the internal components.

Roomba j7+ vs. The Competition (2026 UK Market)

Feature Roomba j7+ Dyson V15 Detect Absolute Roborock S8 Pro Ultra
Price (GBP) £699.99 £749.0 £1199.0
Navigation vSLAM SLAM ReactiveAI 3.0
Object Avoidance Excellent (Improved AI) Good Outstanding
Suction Power High Very High Very High
Self-Emptying Yes No (requires emptying dustbin) Yes (with auto mop wash)
App & Features Good, iRobot OS Good, Dyson Link App Excellent, Roborock App

Noise Levels: Is the Roomba j7+ Quiet Enough?

Noise levels were measured using a sound level meter at a distance of 1 meter.

  • Quiet Mode: 60dB
  • Standard Mode: 68dB
  • Max Mode: 72dB
  • Self-Emptying Base: 75dB (during emptying)

The j7+ is reasonably quiet in Quiet Mode, making it suitable for use while working from home or with family members present. Max Mode is noticeably louder and may be disruptive. The self-emptying base is the loudest component, but the process is brief.

Roomba j7+ Pricing and Where to Buy (UK – 2026)

The Roomba j7+ is currently priced around £699.99. Bundle deals, including an iRobot Braava m6 Robot Mop (£899.99 for the bundle), are often available.

Reputable retailers include:

  • Currys
  • John Lewis
  • AO.com
  • Direct from iRobot UK
  • Amazon UK

Keep an eye out for sales events, such as Black Friday and Boxing Day, for potential discounts.

Pros and Cons

Pros:
Excellent object avoidance (especially with 2026 AI update)
Effective cleaning on hard floors and low-pile carpets
Convenient self-emptying base
Well-established smart mapping features
Cons:
Performance dips on high-pile carpets
App interface feels slightly dated
Can be expensive compared to some competitors
Edge cleaning could be improved

Final Verdict: Should You Buy the Roomba j7+ in 2026?

The Roomba j7+ remains a capable and convenient robot vacuum. Its improved object avoidance and reliable performance make it a good choice for homes with pets and families. However, the market has become increasingly competitive. The Dyson V15 Detect Absolute offers superior suction power, while the Roborock S8 Pro Ultra provides even more advanced features, including auto-mop washing.

If you prioritize convenience and reliable object avoidance, and are willing to pay a premium, the Roomba j7+ is still a solid option. However, if you have high-pile carpets or are seeking the absolute best cleaning performance and features, you may want to consider exploring the competition. It’s a good robot, but no longer the undisputed king of the UK robot vacuum market.

FAQ

Is the Roomba j7+ good for pet hair?

Yes, the j7+ is generally very good at picking up pet hair on most surfaces. However, homes with long-haired pets may require more frequent emptying of the dustbin.

How often do I need to replace the dust bags?

The frequency of dust bag replacement depends on the size of your home and the amount of debris. Typically, a bag will last between 60-90 days.

Can the Roomba j7+ be used on multiple floors?

Yes, but you’ll need to manually move the robot and the charging/emptying base to each floor. The j7+ will map each floor independently.

Is the iRobot OS easy to use?

The iRobot OS is relatively user-friendly, but some users find the app interface to be a little clunky compared to competitors.

What happens if the Roomba j7+ gets stuck?

The j7+ will attempt to free itself. If it’s unable to, it will send a notification to your phone via the iRobot OS app.

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