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2026 comparison
Updated Jan 16, 2026
|Sources: Amazon, ManufacturerRoborock S8 Pro Ultra Robot Vacuum and Mop vs Shark AI Ultra Robot Self-Empty
Roborock S8 Pro Ultra Robot Vacuum and Mop vs Shark AI Ultra Robot Self-Empty: which is the right fit? We cover performance, value, and use cases to make the call easier.
Ratings: 4.1★ vs 4.1★
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Roborock S8 Pro Ultra Robot Vacuum and Mop
★4.1
(856)•Amazon
Navigation:PreciSense LiDAR Navigation (Systematic route planning with adaptive algorithms).
Mapping:LiDAR mapping (3D Mapping, Matrix Map, Quick Mapping, Multi-level mapping up to 4 floors).
Obstacle Avoidance:Reactive 3D Obstacle Avoidance (Structured light + 3D infrared imaging; privacy-focused).
Suction Pa:6,000 Pa (HyperForce Suction)
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Shark AI Ultra Robot Self-Empty
★4.1
(7,858)•Amazon
Navigation:Matrix Clean Navigation (LIDAR) with 360° vision; cleans in a precision grid (matrix) pattern.
Mapping:Yes (Precision Home Mapping via SharkClean app; supports room selection and No-Go Zones).
Obstacle Avoidance:LiDAR-based object detection (avoids walls/furniture, but lacks active camera/AI small object recognition).
Suction Pa:Not specified (Features UltraClean Mode™ for deep cleaning).
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Comparison: Roborock S8 Pro Ultra Robot Vacuum and Mop vs Shark AI Ultra Robot Self-Empty
Roborock S8 Pro Ultra Robot Vacuum and Mop
★4.1(856)Amazon
Shark AI Ultra Robot Self-Empty
★4.1(7,858)Amazon
| Criterion | Roborock S8 Pro Ultra Robot Vacuum and Mop | Shark AI Ultra Robot Self-Empty |
|---|---|---|
| Rating | ★4.1(856)Amazon | ★4.1(7,858)Amazon |
Navigation | PreciSense LiDAR Navigation (Systematic route planning with adaptive algorithms). | Matrix Clean Navigation (LIDAR) with 360° vision; cleans in a precision grid (matrix) pattern. |
Mapping | LiDAR mapping (3D Mapping, Matrix Map, Quick Mapping, Multi-level mapping up to 4 floors). | Yes (Precision Home Mapping via SharkClean app; supports room selection and No-Go Zones). |
Obstacle Avoidance | Reactive 3D Obstacle Avoidance (Structured light + 3D infrared imaging; privacy-focused). | LiDAR-based object detection (avoids walls/furniture, but lacks active camera/AI small object recognition). |
Suction Pa | 6,000 Pa (HyperForce Suction) | Not specified (Features UltraClean Mode™ for deep cleaning). |
Brush System | DuoRoller Riser Brush (Dual counter-rotating rubber brushes that automatically lift for mopping-only mode). | Self-Cleaning Brushroll (PowerFins) designed to prevent hair wrap + dual spinning side brushes. |
Mopping | VibraRise 2.0 Sonic Mopping (Dual vibration modules scrubbing at 3,000 times/min with consistent pressure). | No |
Mop Lift | 0.20" (5 mm) Automatic Mop Lifting | N/A (No mopping) |
Carpet Boost | Carpet Boost+ System (Ultrasonic detection, brush lifting, and suction boost). | No automatic suction boost (Manual 'UltraClean Mode' increases coverage and intensity). |
Battery | 14.4V / 5200 mAh Lithium-ion | Lithium-ion (Capacity not specified) |
Runtime | Up to 180 min (Quiet Mode) | Up to 120 min (in Eco/Standard mode) |
Charging Time | Approx. 4 hours (Supports 30% Fast Charging) | 6 hours |
Dustbin | 0.09 gal (350 mL) — Internal bin | Robot: approx. 0.08 gal; Base: 60-day capacity (Bagless HEPA bin). |
Water Tank | 0.05 gal (200 mL) — Internal tank (Auto-refilled by dock) | N/A (No mopping) |
Auto Empty | Yes | Yes (Bagless HEPA Self-Empty Base; holds up to 60 days). |
Dock Type | RockDock Ultra (Emptying, Washing, Drying, Refilling, Self-Cleaning). Tanks: 3.5L Clean Water, 2.9L Dirty Water, 2.5L Dust Bag. Dims: 16.8" x 20.2" x 17.7". | XL HEPA Self-Empty Base (Bagless) |
Mop Wash | Yes (Automatic mop washing during and after cleaning) | N/A (No mopping) |
Mop Dry | Yes (Warm Air Drying for mop and dock base) | N/A (No mopping) |
Filtration | E11 Rated Washable Filter | True HEPA filtration (in Base only) captures 99.97% of dust/allergens; Standard filter in robot. |
Noise Level | 68.5 dB (Balanced Mode) | Approx. 70 dB |
App Features | Roborock App (Smart No-Go Zones, Deep Carpet Cleaning, Floor Direction Cleaning, Off-Peak Charging). | SharkClean App: Schedule, Select Rooms, No-Go Zones, UltraClean Mode™, Report, Recharge & Resume. |
Voice Assistants | Amazon Alexa, Google Home, Apple Siri Shortcuts. | Alexa, Google Assistant |
Multi Floor | Yes (Up to 4 map levels). | Yes (Supports storage of up to 3 floor maps). |
Threshold Climb | 0.79" (20 mm) | 0.75" (approx. 2 cm) |
Height | 3.80" (96.5 mm) | 3.5" |
Dimensions | 13.90" (L) x 13.80" (W) x 3.80" (H) | 12.9" (L) x 12.6" (W) x 3.5" (H) |
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Roborock S8 Pro Ultra Robot Vacuum and Mop
Rating:★4.1(856)Amazon
Navigation:PreciSense LiDAR Navigation (Systematic route planning with adaptive algorithms).
Mapping:LiDAR mapping (3D Mapping, Matrix Map, Quick Mapping, Multi-level mapping up to 4 floors).
Obstacle Avoidance:Reactive 3D Obstacle Avoidance (Structured light + 3D infrared imaging; privacy-focused).
Suction Pa:6,000 Pa (HyperForce Suction)
Brush System:DuoRoller Riser Brush (Dual counter-rotating rubber brushes that automatically lift for mopping-only mode).
Mopping:VibraRise 2.0 Sonic Mopping (Dual vibration modules scrubbing at 3,000 times/min with consistent pressure).
Mop Lift:0.20" (5 mm) Automatic Mop Lifting
Carpet Boost:Carpet Boost+ System (Ultrasonic detection, brush lifting, and suction boost).
Battery:14.4V / 5200 mAh Lithium-ion
Runtime:Up to 180 min (Quiet Mode)
Charging Time:Approx. 4 hours (Supports 30% Fast Charging)
Dustbin:0.09 gal (350 mL) — Internal bin
Water Tank:0.05 gal (200 mL) — Internal tank (Auto-refilled by dock)
Auto Empty:Yes
Dock Type:RockDock Ultra (Emptying, Washing, Drying, Refilling, Self-Cleaning). Tanks: 3.5L Clean Water, 2.9L Dirty Water, 2.5L Dust Bag. Dims: 16.8" x 20.2" x 17.7".
Mop Wash:Yes (Automatic mop washing during and after cleaning)
Mop Dry:Yes (Warm Air Drying for mop and dock base)
Filtration:E11 Rated Washable Filter
Noise Level:68.5 dB (Balanced Mode)
App Features:Roborock App (Smart No-Go Zones, Deep Carpet Cleaning, Floor Direction Cleaning, Off-Peak Charging).
Voice Assistants:Amazon Alexa, Google Home, Apple Siri Shortcuts.
Multi Floor:Yes (Up to 4 map levels).
Threshold Climb:0.79" (20 mm)
Height:3.80" (96.5 mm)
Dimensions:13.90" (L) x 13.80" (W) x 3.80" (H)
✓ Pros:
- • Truly hands-off maintenance with the all-in-one RockDock Ultra (Washes, Dries, Refills, Empties)
- • DuoRoller Riser brushes resist hair tangles and lift up for quiet mopping
- • VibraRise 2.0 provides double the scrubbing area for stubborn stains compared to previous models
- • Reactive 3D avoidance navigates furniture and clutter without cameras (privacy-safe)
- • Fast charging support reduces downtime in large homes
✗ Cons:
- • High price point places it firmly in the luxury tier
- • Lacks an RGB camera for live video monitoring (unlike the S7 MaxV)
- • Large dock footprint requires significant floor space
- • Corner cleaning is less effective than D-shaped units or extending mop arms
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Shark AI Ultra Robot Self-Empty
Rating:★4.1(7,858)Amazon
Navigation:Matrix Clean Navigation (LIDAR) with 360° vision; cleans in a precision grid (matrix) pattern.
Mapping:Yes (Precision Home Mapping via SharkClean app; supports room selection and No-Go Zones).
Obstacle Avoidance:LiDAR-based object detection (avoids walls/furniture, but lacks active camera/AI small object recognition).
Suction Pa:Not specified (Features UltraClean Mode™ for deep cleaning).
Brush System:Self-Cleaning Brushroll (PowerFins) designed to prevent hair wrap + dual spinning side brushes.
Mopping:No
Mop Lift:N/A (No mopping)
Carpet Boost:No automatic suction boost (Manual 'UltraClean Mode' increases coverage and intensity).
Battery:Lithium-ion (Capacity not specified)
Runtime:Up to 120 min (in Eco/Standard mode)
Charging Time:6 hours
Dustbin:Robot: approx. 0.08 gal; Base: 60-day capacity (Bagless HEPA bin).
Water Tank:N/A (No mopping)
Auto Empty:Yes (Bagless HEPA Self-Empty Base; holds up to 60 days).
Dock Type:XL HEPA Self-Empty Base (Bagless)
Mop Wash:N/A (No mopping)
Mop Dry:N/A (No mopping)
Filtration:True HEPA filtration (in Base only) captures 99.97% of dust/allergens; Standard filter in robot.
Noise Level:Approx. 70 dB
App Features:SharkClean App: Schedule, Select Rooms, No-Go Zones, UltraClean Mode™, Report, Recharge & Resume.
Voice Assistants:Alexa, Google Assistant
Multi Floor:Yes (Supports storage of up to 3 floor maps).
Threshold Climb:0.75" (approx. 2 cm)
Height:3.5"
Dimensions:12.9" (L) x 12.6" (W) x 3.5" (H)
✓ Pros:
- • Bagless Self-Empty Base reduces recurring cost of disposal bags
- • True HEPA filtration in the dock is excellent for allergy sufferers
- • Matrix Clean Navigation provides better coverage than standard row-cleaning
- • LiDAR mapping allows for quick map generation and accurate room selection
✗ Cons:
- • No mopping capability
- • Lacks advanced AI camera for avoiding small objects (cables, pet waste)
- • Suction power (Pa) is not publicly specified by manufacturer
- • Bagless base requires messy filter cleaning/washing unlike sealed bag systems
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Which one is better?
Overall, Shark AI Ultra Robot Self-Empty delivers better satisfaction. Roborock S8 Pro Ultra Robot Vacuum and Mop is still a quality option with specific strengths worth considering.
Who should buy each?
Expert take:
- Roborock S8 Pro Ultra Robot Vacuum and Mop suits buyers who need Truly hands-off maintenance with the all-in-one RockDock Ultra (Washes, Dries, Refills, Empties), DuoRoller Riser brushes resist hair tangles and lift up for quiet mopping
- Shark AI Ultra Robot Self-Empty suits buyers who want Bagless Self-Empty Base reduces recurring cost of disposal bags, True HEPA filtration in the dock is excellent for allergy sufferers
Conclusion
Roborock S8 Pro Ultra Robot Vacuum and Mop and Shark AI Ultra Robot Self-Empty are both solid choices. Match the strengths above to your budget and workflow to make the best call.
Frequently Asked Questions
+Which has better value?
Roborock S8 Pro Ultra Robot Vacuum and Mop excels if you value truly hands-off maintenance with the all-in-one rockdock ultra (washes, dries, refills, empties). Shark AI Ultra Robot Self-Empty is better if you prioritize bagless self-empty base reduces recurring cost of disposal bags. Pick based on your budget and daily use.
+Is this an independent review?
Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.
+Do newer models exist?
Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.
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