Robot vacuums have revolutionized home cleaning, offering convenience and automation for busy individuals and families. The Shark ION Robot R75 and iRobot Roomba 677 are two popular entry-level models that compete in this space. Both promise to keep your floors clean with minimal effort, but they have different strengths and weaknesses that cater to specific needs and preferences. This comparison dives deep into their features, performance, and value to help you decide which one is the right cleaning companion for your home.
The Shark ION R75 and iRobot Roomba 677 are designed for consumers seeking an affordable and convenient way to maintain clean floors. The Roomba 677, from the well-established iRobot brand, appeals to those who prioritize reliability and ease of use. The Shark ION R75, on the other hand, attracts consumers looking for a feature-rich option at a competitive price, with Wi-Fi connectivity and voice control. Both vacuums are suitable for homes with hard floors and low-pile carpets, and they aim to reduce the frequency of manual vacuuming.
Table of Contents
- Quick Verdict
- Short Review of Shark ION Robot R75
- Short Review of iRobot Roomba 677
- Key Differences at a Glance
- Specifications Comparison
- Price Comparison
- Design and Build Quality
- Performance Face-Off
- Special Features Comparison
- Usability and User Experience
- Maintenance and Longevity
- Who Should Buy the Shark ION Robot R75?
- Who Should Buy the iRobot Roomba 677?
- Final Recommendation
Quick Verdict

- For Tech-Savvy Users: The Shark ION Robot R75, with its Wi-Fi connectivity, app control, and voice assistant compatibility, is the better choice.
- For a More Hands-Off Experience: The iRobot Roomba 677 requires less maintenance.
- For Mixed Flooring: The Shark ION Robot R75 delivers better overall performance on both bare floors and carpets.
Short Review of Shark ION Robot R75
The Shark ION Robot R75 is a Wi-Fi-enabled robot vacuum designed to offer convenient cleaning through app control and voice assistant integration. Its Tri-Brush System, which combines side brushes, channel brushes, and a multi-surface brush roll, aims to effectively handle debris on various surfaces, corners, and edges. Users appreciate its ability to pick up pet hair, making it suitable for homes with pets. The Shark ION R75 is also known for its relatively quiet operation and easy-to-empty dustbin.
This model provides a good balance of features and affordability. It allows users to schedule cleaning sessions, start or stop the vacuum remotely, and monitor its progress via the SharkClean app. Its ability to navigate around obstacles and avoid cords is also a plus. However, some reviews suggest that its cleaning performance may not be as reliable as some other robot vacuums, and it may require occasional assistance to ensure all areas are cleaned effectively.
Short Review of iRobot Roomba 677
The iRobot Roomba 677 is a user-friendly robot vacuum designed for simple and effective cleaning. It features a 3-stage cleaning system that loosens, lifts, and suctions dirt, dust, and hair from carpets and hard floors. Its iAdapt navigation technology enables it to navigate under and around furniture, while its cliff detect sensors prevent it from falling down stairs. The Roomba 677 is known for its ease of use, with a simple “Clean” button for starting a cleaning cycle.
The Roomba 677 is a reliable option for those who prefer a straightforward, no-frills robot vacuum. It offers a hassle-free cleaning experience with minimal maintenance required. However, it lacks some of the advanced features found in other models, such as Wi-Fi connectivity and app control. Despite this, it remains a popular choice for its consistent cleaning performance and durable build quality.
Key Differences at a Glance
- Connectivity: The Shark ION Robot R75 has Wi-Fi connectivity, app control, and voice control, while the iRobot Roomba 677 does not.
- Navigation: Both use infrared sensors for navigation, but the Roomba 677 has better maneuvering capabilities.
- Dustbin Capacity: The Shark ION Robot R75 has a larger dustbin compared to the iRobot Roomba 677.
- Cleaning Performance: The Shark ION Robot R75 delivers better overall cleaning performance on both bare floors and carpets.
- Maintenance: The iRobot Roomba 677 has less demanding maintenance requirements.
Specifications Comparison
| Feature | Shark ION Robot R75 | iRobot Roomba 677 |
|---|---|---|
| Navigation | Infrared sensors | iAdapt Navigation |
| Connectivity | Wi-Fi, App Control, Voice Control (Alexa, Google) | None |
| Cleaning System | Tri-Brush System | 3-Stage Cleaning System |
| Dustbin Capacity | Larger | Smaller |
| Battery Life | Longer | Shorter |
| Charging Time | Longer | Faster |
| Boundary Markers | Physical boundary strips | None |
| Filter | High-Efficiency Filter | Standard Filter |
| Dimensions | 12.9 x 12.6 x 3.5 inches | 13.4 x 13.4 x 3.54 inches |
| Weight | 5.5 lbs | 7.8 lbs |
Price Comparison
The Shark ION Robot R75 and iRobot Roomba 677 are typically priced in the entry-level robot vacuum category, with prices ranging from $200 to $300. However, prices may vary depending on the retailer and any ongoing promotions.
- Shark ION Robot R75: Offers a strong value proposition with its Wi-Fi connectivity, app control, and voice assistant compatibility at a competitive price point.
- iRobot Roomba 677: Provides a reliable cleaning experience and durable build quality, making it a worthwhile investment for those who prioritize simplicity and ease of use over advanced features.
Design and Build Quality
- Shark ION Robot R75: Features a sleek, low-profile design that allows it to easily navigate under furniture. Its construction quality is decent, but some reviews suggest that it may not be as durable as the Roomba 677.
- iRobot Roomba 677: Has a more robust and durable build quality, which is a hallmark of the Roomba brand. Its design is slightly taller, which may limit its ability to clean under some low-clearance furniture.
Performance Face-Off
Cleaning on Hard Floors
- Shark ION Robot R75: Demonstrates better overall performance on bare floors, effectively picking up dust, dirt, and debris.
- iRobot Roomba 677: Performs adequately on hard floors, but may struggle with larger debris or sticky messes.
Cleaning on Carpets
- Shark ION Robot R75: Provides better cleaning performance on both low and high-pile carpets, thanks to its Tri-Brush System and strong suction power.
- iRobot Roomba 677: Cleans carpets reasonably well, but may require multiple passes to remove embedded dirt and pet hair.
Navigation and Obstacle Avoidance
- Shark ION Robot R75: Navigates effectively around obstacles and avoids cords, but may occasionally get stuck in tight spaces.
- iRobot Roomba 677: Demonstrates superior maneuvering capabilities, thanks to its iAdapt navigation technology, which allows it to navigate efficiently around furniture and other obstacles.
Edge Cleaning
- Shark ION Robot R75: Equipped with side brushes that effectively clean along edges and corners.
- iRobot Roomba 677: Also features an edge-sweeping brush to get into corners and along edges.
Special Features Comparison
- Shark ION Robot R75: The standout feature is its Wi-Fi connectivity, which enables app control, voice assistant compatibility (Alexa, Google Assistant), and scheduling.
- iRobot Roomba 677: Lacks special features like Wi-Fi connectivity, focusing on core cleaning functionality and ease of use.
Usability and User Experience
- Shark ION Robot R75: The SharkClean app provides a user-friendly interface for controlling the vacuum, scheduling cleaning sessions, and monitoring its progress.
- iRobot Roomba 677: Simple and straightforward to use, with a single “Clean” button for starting a cleaning cycle. It is well-suited for novice users who prefer a no-frills cleaning experience.
Maintenance and Longevity
- Shark ION Robot R75: Requires regular maintenance, including emptying the dustbin, cleaning the brushes, and replacing the filter.
- iRobot Roomba 677: Has less demanding maintenance requirements.
- Warranty Coverage: Both offer standard one-year limited warranties.
Who Should Buy the Shark ION Robot R75?
The Shark ION Robot R75 is a great choice for:
- Tech-savvy users who want to control their robot vacuum via a smartphone app or voice commands.
- Pet owners who need a robot vacuum that can effectively pick up pet hair from carpets and hard floors.
- Those who want a feature-rich robot vacuum at an affordable price point.
Who Should Buy the iRobot Roomba 677?
The iRobot Roomba 677 is a good fit for:
- Users who prefer a simple, no-frills robot vacuum that is easy to use.
- Those who prioritize reliability and durability over advanced features.
- Individuals who want a hands-off cleaning experience with minimal maintenance required.
Final Recommendation
Both the Shark ION Robot R75 and iRobot Roomba 677 are capable robot vacuums that offer convenience and automation for home cleaning. The Shark ION Robot R75 stands out with its Wi-Fi connectivity, app control, and better overall cleaning performance, making it a great value for tech-savvy users. The iRobot Roomba 677, on the other hand, provides a reliable and hassle-free cleaning experience with its durable build quality and ease of use, making it a good choice for those who prefer simplicity and minimal maintenance.







