OHIY Concept 2 Smartphone Cradle 1098 for PM5 PM4 and vs Riakrum 2 Pieces Rower Mat Compatible with Model D
Updated August 2026 — OHIY Concept 2 Smartphone Cradle 1098 for PM5 PM4 and leads on ease of use and functionality.
The Concept 2 Smartphone Cradle offers convenience for tracking performance, while the Riakrum Rower Mat provides stability and floor protection. Choose based on your specific needs.
Why OHIY Concept 2 Smartphone Cradle 1098 for PM5 PM4 and is better
Functionality
Allows easy access to performance data.
User Experience
Enhances workout monitoring.
Brand Reputation
Concept 2 is a well-known brand in rowing.
Why Riakrum 2 Pieces Rower Mat Compatible with Model D is better
Price
Cheaper option at $14.99.
Material Quality
High-density PVC foam for durability.
Storage
Easily rolls up for storage.
Overall score
Specifications
| Spec | OHIY Concept 2 Smartphone Cradle 1098 for PM5 PM4 and | Riakrum 2 Pieces Rower Mat Compatible with Model D |
|---|---|---|
| Material | Not specified | High-density PVC foam |
| Compatibility | PM5, PM4, PM3 | Model D |
| Anti-Slip | No | Yes |
| Waterproof | No | Yes |
| Storage | Permanent fixture | Rolls up |
Dimension comparison
Overview of the Products
The Concept 2 Smartphone Cradle is priced at $15.95, while the Riakrum 2 Pieces Rower Mat is slightly cheaper at $14.99, making it about 6% less expensive. Both products cater to users of the Concept 2 rowing machine but serve different purposes. The smartphone cradle is designed to hold a mobile device securely for monitoring performance during workouts, while the rower mat protects flooring and provides stability under the rowing machine. Each product brings unique features that can enhance your rowing experience.
Functionality
The functionality of the Concept 2 Smartphone Cradle is straightforward yet effective. It allows users to securely hold their smartphones, which range in width from 2.25 inches to 3.5 inches, while exercising on their rowing machines, SkiErg, or BikeErg. This cradle slides onto the top of the PM5, PM4, or PM3 monitors, ensuring easy access to performance data. In contrast, the Riakrum Rower Mat serves a protective function, designed specifically for the Model D Concept 2 rowing machine. This mat is made from high-density PVC foam and prevents slipping, providing a stable base while working out.
Material Quality
The Concept 2 Smartphone Cradle is made specifically for the monitors of Concept 2 machines, ensuring a snug fit and easy usability. However, the material specifics are not detailed in the provided data. On the other hand, the Riakrum Rower Mat is constructed from high-density PVC foam, which is noted for its durability and anti-slip properties. This mat is also waterproof and easy to clean, adding to its longevity and practicality in a home gym setting. Users looking for a reliable and stable workout surface may find the mat's material a significant advantage.
Price Comparison
With the Concept 2 Smartphone Cradle priced at $15.95 and the Riakrum Rower Mat at $14.99, there's a price difference of $0.96, making the mat about 6% cheaper. While both are relatively affordable accessories for rowing enthusiasts, the lower price of the mat may appeal to budget-conscious consumers. However, it's essential to consider the functional differences each product offers when evaluating their respective values.
Sales Ranking
In terms of sales ranking, the Concept 2 Smartphone Cradle holds a rank of 156,029, while the Riakrum Rower Mat is ranked slightly higher at 143,779. This difference in ranking suggests that the mat is currently more popular among consumers, which may indicate greater satisfaction or need among users of rowing machines. A better sales rank often reflects a product's ability to meet consumer demands effectively.
User Experience
The user experience for the Concept 2 Smartphone Cradle focuses on convenience and accessibility. It allows users to monitor their performance data without interrupting their workout flow, making it a practical accessory for dedicated rowers. Conversely, the Riakrum Rower Mat enhances the workout experience by providing a stable and protective surface that minimizes floor damage and noise. Users may appreciate the comfort and safety that the mat offers, especially in a home gym setup.
Space and Storage
When it comes to space and storage, the Concept 2 Smartphone Cradle is designed to be a permanent fixture on the rowing machine, making it readily accessible during workouts. The Riakrum Rower Mat, however, can be rolled up when not in use, allowing for easy storage in smaller spaces. This feature can be particularly beneficial for those with limited space in their home gyms, as the mat's design facilitates convenient storage without taking up much room.
Which should you buy?
Choosing between the Concept 2 Smartphone Cradle and the Riakrum Rower Mat ultimately depends on your specific needs as a rowing machine user. If you prioritize tracking your performance data conveniently, the smartphone cradle may be the right choice for you at $15.95. However, if you need a protective layer for your flooring and a stable base for your rowing machine, the Riakrum Rower Mat, priced at $14.99, offers excellent value and functionality. Consider your priorities and how each product aligns with your workout routine to make the best decision.

