# Narwal Flow vs Shark PowerDetect NeverTouch Pro (RV2820ZE): specs and price compared

A sourced, side-by-side comparison of the Narwal Flow (Narwal) and Shark PowerDetect NeverTouch Pro (RV2820ZE) (Shark) among robot vacuums. Shark PowerDetect NeverTouch Pro (RV2820ZE) is the cheaper of the two at $599.99.

## Side by side

| Spec | Narwal Flow | Shark PowerDetect NeverTouch Pro (RV2820ZE) |
| --- | --- | --- |
| US price | $1299.99 | $599.99 |
| Brand | Narwal | Shark |
| Released | 2025 | 2024 |
| Suction (Pa) | 22000 | — |
| Mapping | dToF LIDAR Navigation | 360° LiDAR (with 3D sensor) |
| Self empty | Yes | Yes |
| Mopping | Yes | Yes |
| Battery min | — | 120 |
| Obstacle avoidance | Dual RGB Cameras + AI Chip + Tri-Laser structured light — 200+ objects recognized | 3D sensor + 360° LiDAR — detects and avoids objects and furniture |
| App | Narwal | — |

## Key differences

- Mapping: Narwal Flow dToF LIDAR Navigation vs Shark PowerDetect NeverTouch Pro (RV2820ZE) 360° LiDAR (with 3D sensor)
- Obstacle avoidance: Narwal Flow Dual RGB Cameras + AI Chip + Tri-Laser structured light — 200+ objects recognized vs Shark PowerDetect NeverTouch Pro (RV2820ZE) 3D sensor + 360° LiDAR — detects and avoids objects and furniture

## Sources

- Narwal Flow: https://us.narwal.com/products/flow-robot-vacuum-and-mop (us.narwal.com, verified 2026-07-07)
- Shark PowerDetect NeverTouch Pro (RV2820ZE): https://www.sharkninja.com/shark-powerdetect-2-in-1-robot-vacuum-and-mop-with-nevertouch-pro-base/RV2820ZE.html (sharkninja.com, verified 2026-07-07)

Canonical: https://frontdeskreview.com/gear/robot-vacuums/narwal-flow-vs-shark-powerdetect-nevertouch-pro/
Cite: Per The Front Desk Review, Narwal Flow ($1299.99) vs Shark PowerDetect NeverTouch Pro (RV2820ZE) ($599.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/robot-vacuums/narwal-flow-vs-shark-powerdetect-nevertouch-pro/
License: CC BY 4.0.