The Narwal J4 is a Home Vacuum & Mop robot developed by Narwal (China).
Robo Score
Adequate evidence
No confirmed deployment on record — this score reflects the rest of the record, not verified adoption.
4 of 9 signals present
Recomputed nightly from public data. Missing data is skipped, never zero-filled — and rankings are never for sale.
Weighted factors
average of the 4 scored · blanks don't count
Ranked in the Home Vacuum & Mop standing, against 142 robots.
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Overview
Intelligent sweep and mop robot featuring Narwal's flagship Whale Wash intelligent wash-mop system with MAX12N pressure adjustment, Dirtsense dual-spectrum dirt sensing for autonomous re-cleaning of soiled areas, and Smart-Swing edge cleaning technology. Equipped with 30-day dust bag autonomy (1L capacity), Narwal IPS 4.0 perception system for obstacle avoidance, Smart LiDAR SLAM 4.0 positioning, and comprehensive scene recognition based on million-home Chinese household data. Features intelligent mop lift on carpets, automatic area customization, noise reduction technology, and optional automatic water inlet/outlet system (3.0).
At a glance
- Built for floor sweeping and floor scrubbing
- Used across residential
- Navigates using LiDAR SLAM
- Public API for integration
- Sold in 10 countries
Buyer decision signals
Viability
Availability
Specifications
Detailed specifications pending — claim this page to add yours.
Company profile
- Founded
- 2016
Detailed specifications
What it is built for3
- Applications
- floor sweeping,floor scrubbing
- Sub Category
- vacuum mop
- Industries Served
- residential
Movement & precision2
- Navigation Type
- lidar slam
- Obstacle Avoidance
- true
Power & runtime1
- Auto Charging
- true
Controls & integration2
- Api Available
- true
- App Connectivity
- Wi-Fi, mobile app, voice assistant integration
Buying & support3
- Model Variants
- J4,J4 Lite
- Availability Status
- available
- Countries Available
- CN,TW,CA,AU,US,KR,JP,DE,IT,PL
Other details13
- Dustbin Ml
- 800
- Mop System
- dual spinning pads with self-wash and pressure adjustment
- Filter Type
- 99.99% antibacterial, dust-mite resistant
- Hepa Filter
- true
- Dock Features
- self-empty, mop wash, optional automatic water inlet/outlet
- Re Mop Cycles
- up to 4 for soiled areas
- Pressure Range
- MAX12N
- Mop Wash Cycles
- up to 6 for heavily soiled areas
- Re Sweep Cycles
- up to 2 for soiled areas
- Dust Bag Capacity Ml
- 1000
- Voice Assistant Support
- Xiaodu Smart Speaker (小度音箱)
- Edge Coverage Improvement
- 40%
- Onboard Dustbin Capacity Ml
- 800
Where to buy
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Frequently asked questions
- Who makes the Narwal J4?
- The Narwal J4 is developed by Narwal, based in China.
- What type of robot is the Narwal J4?
- The Narwal J4 is a Home Vacuum & Mop robot made by Narwal.
- How much does the Narwal J4 cost?
- Pricing for the Narwal J4 is not publicly listed — contact Narwal for a quote.
Reviews for Narwal J4
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