The iRobot Roomba 694 and the Shark ION RV750 represent popular entry-level options in the robot vacuum market. Both promise to automate your floor cleaning, but they cater to slightly different needs and preferences. Choosing between them requires understanding their strengths and weaknesses in areas like cleaning performance, features, and overall value. For budget-conscious consumers seeking an initial foray into robotic cleaning or those with simpler cleaning needs, these models present accessible choices.

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The Roomba 694, known for its reliability and iRobot’s established brand reputation, is often favored by those seeking a straightforward, dependable cleaning experience. Meanwhile, the Shark ION RV750 aims to provide a more feature-rich experience at a similar price point, appealing to tech-savvy users who appreciate smartphone app control and advanced scheduling options. This comparison dives into the specifics of each model to help you determine which robot vacuum better suits your home and lifestyle.
Table of Contents
- Quick Verdict
- Short review of iRobot Roomba 694
- Short review of Shark ION RV750
- 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 iRobot Roomba 694?
- Who Should Buy Shark ION RV750?
- Final Recommendation
Quick Verdict
- Cleaning Performance: The Roomba 694 generally offers slightly better performance on carpets, while the Shark ION RV750 excels on hard floors.
- Features: The Shark ION RV750 has the edge with its smartphone app control, voice assistant compatibility, and more advanced scheduling.
- Value: Both offer good value, but the Shark ION RV750 may appeal more to those wanting smart features. The Roomba 694 is a reliable, no-frills option.
- For Pet Owners: Both vacuums are decent for pet hair, but neither stands out. Consider models specifically designed for pet hair if that’s a primary concern.
- Those who should buy Roomba 694: Those who value the reliability of the Roomba brand and want a simple, easy-to-use robot vacuum without needing smart features or app control.
- Those who should buy Shark ION RV750: Those who want more control through a smartphone app and compatibility with voice assistants, plus advanced scheduling features.
Short review of iRobot Roomba 694
The iRobot Roomba 694 is designed as an entry-level robot vacuum that provides a simple and reliable cleaning experience. It focuses on the fundamentals of automated cleaning without overwhelming users with advanced features. Its three-stage cleaning system, including dual multi-surface brushes and a specially designed edge-sweeping brush, effectively loosens, lifts, and suctions dirt, dust, and debris from various floor types. The Roomba 694 is particularly well-suited for everyday cleaning tasks and maintaining a consistent level of cleanliness in homes with mostly hard floors or low-pile carpets.
The Roomba 694’s user-friendly design makes it an excellent choice for those new to robot vacuums. It offers a straightforward setup process, and its simple controls ensure ease of operation. The inclusion of iAdapt Navigation technology allows the robot to navigate around obstacles and under furniture, while the cliff-detect sensors prevent it from falling down stairs. Additionally, its self-adjusting cleaning head automatically adapts its height to effectively clean carpets and hard floors. The Roomba 694 also supports scheduled cleaning, enabling users to set the vacuum to clean at specific times, even when they are not at home.
Short review of Shark ION RV750
The Shark ION RV750 is a robot vacuum designed to provide a balance of smart features and effective cleaning performance. It offers a comprehensive cleaning solution with a focus on convenience and user control. The RV750 features a self-cleaning brushroll that actively removes hair wrap, ensuring consistent suction power and minimizing the need for manual maintenance. Its smart sensor navigation allows the robot to navigate around obstacles and avoid falling down stairs, providing a thorough clean without constant supervision.
The Shark ION RV750 stands out due to its smart features, including Wi-Fi connectivity and compatibility with voice assistants like Amazon Alexa and Google Assistant. Users can control the vacuum, schedule cleaning sessions, and monitor its progress through the SharkClean app. The app also provides notifications and maintenance alerts, keeping users informed about the robot’s status. The RV750 is designed to work effectively on both hard floors and carpets, offering a versatile cleaning solution for various home environments.
Key Differences at a Glance
- Smart Features: The Shark ION RV750 has Wi-Fi connectivity, app control, and voice assistant compatibility, while the Roomba 694 does not.
- Brushroll Design: The Shark ION RV750 features a self-cleaning brushroll to minimize hair wrap, a feature not found on the Roomba 694.
- Navigation: Both use smart navigation, but the Shark ION RV750 has more advanced sensors.
- Scheduling: The Shark ION RV750 offers more advanced scheduling options through its app.
- Carpet Performance: The Roomba 694 generally performs slightly better on carpets.
- Hard Floor Performance: The Shark ION RV750 typically excels on hard floors.
Specifications Comparison
Feature | iRobot Roomba 694 | Shark ION RV750 |
---|---|---|
Cleaning System | 3-Stage Cleaning System | Multi-Surface Cleaning System |
Brush Type | Dual Multi-Surface Brushes | Self-Cleaning Brushroll |
Navigation | iAdapt Navigation | Smart Sensor Navigation |
App Control | No | Yes |
Voice Assistant | No | Yes (Amazon Alexa, Google Assistant) |
Scheduling | Basic | Advanced (via app) |
Cliff Sensors | Yes | Yes |
Low Profile Design | Yes | Yes |
Battery Life | Up to 90 minutes | Up to 90 minutes |
Charge Time | ~3 hours | ~3 hours |
Filter Type | Standard | Standard |
Bin Capacity | 0.6 liters | 0.45 liters |
Dimensions | 13.4 inches diameter, 3.5 inches height | 12.6 inches diameter, 3.5 inches height |
Weight | 6.77 lbs | 5.5 lbs |
Price Comparison
As of March 13, 2025:
- iRobot Roomba 694: Typically priced between $250-$300 USD. It offers a good balance of performance and reliability for its price range, making it a solid value for those seeking a straightforward robot vacuum.
- Shark ION RV750: Usually available for $200-$280 USD. Its inclusion of smart features like app control and voice assistant compatibility enhances its value proposition, particularly for tech-savvy users.
Value Proposition Analysis:
The Shark ION RV750 provides more features for a similar or slightly lower price, offering a better cost-to-feature ratio. However, the Roomba 694’s value lies in its proven reliability and reputation for consistent cleaning performance.
Design and Build Quality
- Roomba 694: The Roomba 694 features a simple, functional design. It’s made of durable plastic that can withstand daily use. Its low-profile design allows it to easily navigate under furniture.
- Shark ION RV750: The Shark ION RV750 has a sleek, modern appearance. The build quality is comparable to the Roomba 694, with a similar use of durable plastics.
Aesthetics: The Shark ION RV750 has a slightly more modern look, while the Roomba 694 has a more utilitarian design.
Durability: Both are built to withstand regular use, but the Roomba brand has a longer track record of reliability.
Performance Face-Off
Cleaning Performance on Hard Floors
- Roomba 694: Performs well on hard floors, effectively picking up dust, dirt, and small debris. Its edge-sweeping brush helps to clean along walls and edges.
- Shark ION RV750: Excels on hard floors due to its powerful suction and self-cleaning brushroll, which prevents hair from wrapping around the brush.
Verdict: The Shark ION RV750 has a slight edge on hard floors due to its brushroll design.
Cleaning Performance on Carpets
- Roomba 694: Offers decent carpet cleaning performance, with its dual multi-surface brushes agitating carpet fibers to lift dirt and debris.
- Shark ION RV750: Performs adequately on carpets, but may struggle with thicker or high-pile carpets.
Verdict: The Roomba 694 generally provides slightly better carpet cleaning performance.
Navigation and Obstacle Avoidance
- Roomba 694: Uses iAdapt Navigation to navigate around obstacles and under furniture. Its cliff sensors prevent it from falling down stairs.
- Shark ION RV750: Employs smart sensor navigation for obstacle avoidance and cliff detection.
Verdict: Both have reliable navigation, but the Shark ION RV750 has slightly more advanced sensors.
Battery Life and Coverage
- Roomba 694: Offers up to 90 minutes of battery life, providing sufficient coverage for most homes.
- Shark ION RV750: Also provides up to 90 minutes of battery life, with similar coverage capabilities.
Verdict: Battery life and coverage are comparable between the two models.
Special Features Comparison
- Roomba 694: Focuses on simplicity and core cleaning functionality. Lacks advanced features like app control and voice assistant compatibility.
- Shark ION RV750: Includes Wi-Fi connectivity, smartphone app control, voice assistant compatibility (Amazon Alexa, Google Assistant), and advanced scheduling options.
The Shark ION RV750’s smart features provide a significant advantage for users who want greater control and convenience.
Usability and User Experience
- Roomba 694: Simple to use, with intuitive controls. Ideal for users who prefer a straightforward, no-frills experience.
- Shark ION RV750: Offers a more complex user experience due to its smart features. Requires setup and configuration via the SharkClean app.
The Roomba 694 is better suited for novice users, while the Shark ION RV750 appeals to tech-savvy users.
Maintenance and Longevity
- Roomba 694: Requires regular cleaning of the brushes and emptying of the dustbin. iRobot parts are readily available.
- Shark ION RV750: Needs similar maintenance, but its self-cleaning brushroll reduces the frequency of manual hair removal. Shark parts are also easily accessible.
Both models have similar maintenance needs, but the Shark ION RV750’s self-cleaning brushroll offers a slight advantage.
Who Should Buy iRobot Roomba 694?
The iRobot Roomba 694 is best for:
- Users who value reliability and a proven track record.
- Those who prefer a simple, easy-to-use robot vacuum without smart features.
- Individuals who want a dependable cleaning solution for mostly hard floors or low-pile carpets.
- Those who are new to robot vacuums and want a straightforward experience.
Who Should Buy Shark ION RV750?
The Shark ION RV750 is ideal for:
- Tech-savvy users who want app control and voice assistant compatibility.
- Those who desire advanced scheduling options for automated cleaning.
- Individuals who need effective cleaning on both hard floors and carpets.
- Users who want a self-cleaning brushroll to minimize maintenance.
Final Recommendation
Both the iRobot Roomba 694 and the Shark ION RV750 offer effective cleaning performance at an affordable price. The Roomba 694 stands out for its reliability and simplicity, making it a great choice for first-time robot vacuum users. The Shark ION RV750, on the other hand, provides a more feature-rich experience with its smart capabilities, appealing to those who want greater control and convenience.
- Choose the Roomba 694 if: You prioritize reliability and ease of use.
- Choose the Shark ION RV750 if: You want smart features and app control.