Weight plates play a crucial role in strength training, providing the necessary resistance for various exercises like squats, deadlifts, and bench presses. Among the many types available, 28mm weight plates have gained popularity among fitness enthusiasts. These plates are commonly used with standard bars, offering an ideal balance between functionality and ease of use. Unlike 1″ weight plates, which fit smaller diameter bars, or Olympic weight plates designed for larger bars with a 50mm diameter, 28mm weight plates are tailored to fit specific standard barbells. This makes them highly versatile and a favorite for gyms and commercial facilities alike. Their consistent size and durability make them an attractive option for lifters looking for reliable and effective training tools.
What Are 28mm Weight Plates?
Definition
28mm weight plates are weight plates specifically designed with a 28mm diameter central hole, making them compatible with barbells that have 28mm sleeves. These plates are part of the standard weight plate category and are often used for general strength training, bodybuilding, and fitness exercises. The 28mm diameter hole allows for a snug fit on bars that are designed to accommodate this size, offering stability during lifts and helping to prevent slippage, which can be a concern with improperly fitting plates.
Overview of Common Uses
28mm weight plates are a popular choice for both gyms and commercial fitness centers. They are versatile and typically used with standard barbells, making them ideal for a variety of exercises such as deadlifts, squats, bench presses, and overhead presses. Due to their compatibility with standard barbell setups, they are commonly found in environments where users do not require the specialized, larger-diameter Olympic barbells (which usually feature 50mm sleeves).
These plates are perfect for general fitness training as they provide a manageable weight increment system, especially for beginner and intermediate lifters. Additionally, they are typically lighter and easier to handle compared to heavier Olympic plates, making them a great choice for anyone looking to build strength without needing a high-capacity Olympic setup. Their popularity also stems from the fact that they are widely available and often more affordable than Olympic plates.
Types of 28mm Weight Plates
Standard 28mm Weight Plates
28mm weight plates are the most common type of weight plate used with barbells that have 28mm diameter sleeves. These plates are typically made from materials such as cast iron, rubber, or steel. Cast iron plates are the most basic and affordable, providing durability and a classic look. Rubber-coated 28mm weight plates are designed to reduce noise and protect floors from damage, while steel plates offer greater longevity and a sleek, modern aesthetic. These plates are well-suited for casual lifters and gym users who do not need the specialized features of Olympic weight plates.
The main advantage of standard 28mm weight plates is their compatibility with standard barbells, which tend to be lighter and more affordable compared to Olympic bars. They are ideal for beginner to intermediate lifters who are looking to build strength without investing in an Olympic setup. Additionally, 28mm weight plates are often more compact, making them easier to store in gyms with limited space.
Comparison to 1″ Weight Plates
| Feature | 1" Weight Plates | 28mm Weight Plates |
|---|---|---|
| Center Hole Diameter | Approximately 25mm (1 inch) | Approximately 28mm (1.1 inches) |
| Compatible Barbells | Fits older or budget barbells with thinner sleeves | Fits most modern barbells with 28mm sleeves |
| Compatibility | Limited compatibility with 1" barbells, less stable | Widely compatible with modern standard barbells, more stable |
| Material | Typically cast iron, may wear or chip more easily | Often made from cast iron, steel, or rubber-coated for better durability |
| Weight Distribution | Smaller hole may cause uneven weight distribution | Larger hole offers better balance and weight distribution |
| User Experience | Suitable for budget equipment, but less stable | Provides a secure fit, better grip, and stability for higher-quality setups |
| Durability | Lower durability, prone to damage over time | Higher durability, especially with rubber-coated options |
Olympic Weight Plates
Olympic weight plates are significantly different from 28mm weight plates, with a much larger central hole diameter of 50mm, designed specifically for Olympic barbells. These barbells, with their thicker sleeves, are typically used in competitive sports. Olympic weight plates are generally made of higher-quality materials, such as steel or urethane, and are engineered to withstand intense use in professional settings.
The key differences between 28mm weight plates and Olympic weight plates are primarily in their design, intended use, and compatibility. While 28mm weight plates are ideal for general fitness training, gyms, and casual lifters, Olympic weight plates are designed for athletes who perform heavy-duty lifts or require higher weight capacities. The larger diameter of Olympic plates allows for greater flexibility in terms of weight stacking, as well as the ability to handle much heavier loads.
When deciding which type of plate to use, it’s important to consider your lifting goals. If you’re training for general fitness or strength without needing to handle extremely heavy weights, 28mm weight plates are a perfect choice. However, if you’re involved in competitive lifting or need to work with higher weight loads, Olympic weight plates and a corresponding Olympic barbell would be the better option.
Key Features to Look for in 28mm Weight Plates
Material
When selecting 28mm weight plates, it’s important to consider the material used, as it impacts durability, performance, and price. The most common materials for 28mm weight plates are cast iron, rubber-coated, and steel.
Cast iron plates are the traditional option for 28mm weight plates. They are durable, reliable, and affordable. However, they can be noisy when dropped and may cause floor damage due to their hard surface. Cast iron plates are also more susceptible to rusting over time if not properly cared for, especially in humid environments.
Rubber-coated 28mm weight plates, on the other hand, offer several advantages, particularly in gyms. The rubber coating reduces noise and protects floors from damage, making them ideal for environments where dropping weights is a concern. Additionally, the rubber coating can prevent the plate from rusting. While these plates tend to be more expensive than their cast iron counterparts, their added durability and noise reduction make them a worthwhile investment, especially in apartment gyms.
Steel 28mm weight plates are typically found in higher-end models and are often used in commercial gyms. Steel plates are usually coated with chrome or zinc to prevent rust, offering a sleek, modern appearance. They are durable and quieter than cast iron plates but tend to be more expensive. Steel plates are an excellent choice for those seeking long-term durability and premium quality.
Durability
Durability is a key consideration when purchasing 28mm weight plates, especially if you plan to use them frequently or in a commercial setting. The material of the plates influences how well they stand up to frequent use and dropping.
Cast iron and steel plates are generally more durable than cheaper alternatives, but they can chip or crack when dropped from a height or with excessive force. While cast iron is tough, it may not withstand repeated impacts without showing signs of wear, such as chips or rust. Steel plates, particularly those with a protective coating, are highly durable and resistant to damage, making them ideal for heavy use.
Rubber-coated 28mm weight plates, while slightly more resistant to damage from drops, are not immune to wear. The rubber coating can help protect both the plate and the floor, but over time, it may begin to wear down, especially if dropped frequently. However, compared to cast iron, rubber-coated plates are likely to last longer due to their added protection.
If you’re concerned about durability, investing in steel or rubber-coated 28mm weight plates may be the best option, as they offer better longevity and resistance to damage from frequent use and dropping.
Price Range
The price of 28mm weight plates can vary greatly depending on the material, brand, and overall quality. Cast iron 28mm weight plates are typically the most budget-friendly option. These plates are widely available and suitable for gym owners who want to build a solid lifting setup without breaking the bank. They are also a good option for beginners who are just starting out and need affordable equipment.
Rubber-coated 28mm weight plates are generally more expensive than cast iron plates. The added rubber coating increases their durability, reduces noise, and protects floors, which justifies the higher cost. These plates are ideal for those who prioritize a quieter workout environment or want to preserve their floors.
Steel 28mm weight plates, especially those with premium coatings like chrome or urethane, tend to be the most expensive. These plates offer excellent durability and a modern look, making them suitable for serious lifters or those who plan to use their plates in a commercial gym. While they come at a higher price point, steel plates are a long-term investment for anyone looking for high-quality, durable equipment.
Understanding the price range helps you make an informed decision based on your budget. If you’re looking for a more affordable option, cast iron plates are a great starting point. If you want added protection and durability, rubber-coated or steel plates are worth the extra cost.
Weight Increments
Another important factor to consider when purchasing 28mm weight plates is the available weight increments. Common weight increments for 28mm weight plates include 1.25kg, 2.5kg, 5kg, and 10kg. Having a variety of weight options is essential for progressing in strength training, as it allows for incremental increases in resistance.
Smaller weight increments, such as 1.25kg and 2.5kg plates, are important for beginners or lifters who are focused on gradual progress. These smaller increments allow you to make fine adjustments to your workout load, helping you avoid plateaus and ensure consistent improvement. As you advance in your training, having access to larger plates, such as 5kg or 10kg, will allow you to continue challenging your muscles and increasing your strength.
Weight increments matter because they enable you to tailor your strength training program to your specific needs. By adding smaller increments over time, you can achieve steady and manageable progression. The availability of various weight options allows for flexibility in your workouts, ensuring that you can adjust the resistance for different exercises and training phases.
Advantages of Using 28mm Weight Plates
Ideal for Standard Bars
One of the major advantages of using 28mm weight plates is their compatibility with most entry-level or standard 28mm barbells. Unlike Olympic barbells, which require plates with a 50mm diameter hole, 28mm weight plates are designed to fit perfectly onto standard barbells that are commonly found in beginner gyms or older gym setups. This makes them an ideal choice for anyone just starting their fitness journey or upgrading their current workout equipment.
Standard 28mm barbells are typically lighter and more affordable than Olympic barbells, making them a practical choice for gym users or those on a budget. Since 28mm weight plates are designed to work seamlessly with these bars, they are widely available and easy to find, making them an excellent option for building a basic strength training setup. Whether you are focusing on general fitness, strength training, or bodybuilding, these plates provide the right balance of functionality and compatibility for your workouts.
Cost-Effective
Another significant advantage of 28mm weight plates is that they are generally more affordable than Olympic weight plates. The construction of standard barbells and their associated plates is simpler, which helps to keep the cost lower. For those on a budget, whether you’re just starting out with your fitness journey or looking to add weight to your gym without overspending, 28mm weight plates offer a cost-effective solution.
Because 28mm weight plates are often made from materials like cast iron or rubber-coated cast iron, they are less expensive to produce compared to high-end Olympic plates that use more specialized materials such as steel or urethane. This affordability makes them accessible to a wider range of fitness enthusiasts, from beginners to those on a tight budget. Additionally, 28mm weight plates allow you to build a functional gym without the need for a high investment, making them an excellent entry-level choice for individuals seeking to improve their fitness without breaking the bank.
Versatility
28mm weight plates are incredibly versatile and can be used for a wide range of exercises, making them an excellent addition to any strength training routine. These plates are perfect for popular compound exercises like squats, deadlifts, and bench presses, as well as isolation movements such as bicep curls, shoulder presses, and triceps extensions. The versatility extends to exercises like weight plate curls, where the 28mm plates provide a comfortable grip for targeting the biceps and forearms. Whether you’re lifting heavy or doing higher-repetition training, 28mm weight plates adapt to various workout styles and help you reach your fitness goals.
Moreover, the 28mm weight plates can also be used in other fitness equipment setups, such as plate-loaded machines, landmine attachments, or adjustable dumbbells. Their compatibility with standard barbells makes them a go-to choice for many types of exercises, offering flexibility and variety for gym users. This versatility is one of the reasons why 28mm weight plates are so popular among general fitness enthusiasts who prefer to use a single set of plates for all their strength training needs.
Space-Saving
For gym owners or individuals with limited space, 28mm weight plates offer a distinct advantage. Standard 28mm plates are typically smaller and less bulky compared to their Olympic counterparts, which means they take up less room in your gym. This makes them a great choice for individuals who are looking to build a compact, functional workout area without cluttering the space with large, cumbersome equipment.
In a tight space, it’s also easier to store 28mm weight plates neatly. Many gym users find it more convenient to stack these plates on a smaller storage rack or store them under a bench, making them ideal for those who don’t have the luxury of a dedicated, expansive gym room. The ability to store them compactly allows users to maximize their available workout area without sacrificing their lifting options.
Alternatives to 28mm Weight Plates
1” Weight Plates
1” weight plates are a common alternative to 28mm weight plates, especially for those who use older or more basic barbells. The primary difference between the two is the hole diameter. While 28mm weight plates are designed to fit standard barbells with 28mm sleeves, 1” plates fit older or less expensive barbells that have a 1-inch sleeve diameter, which is roughly 25.4mm.
You might consider choosing 1” weight plates over 28mm ones if you already own a barbell with 1” sleeves, especially if it’s an older model or a budget-friendly option. These plates tend to be more affordable than 28mm weight plates, and they are often readily available at sporting goods stores, particularly for those who are just starting out in strength training. However, one key drawback of 1” weight plates is that they are not typically as durable or robust as 28mm weight plates, which can be a concern for heavy lifters or those looking for long-lasting equipment.
Additionally, 28mm weight plates often offer a more secure fit and better load-bearing capacity than 1” plates, which can slip off more easily during heavy lifts. While 28mm weight plates are more commonly used in modern gyms, 1” plates may still be suitable for casual or beginner lifters who aren’t yet focused on heavy lifting or advanced strength training.
Olympic Weight Plates
For serious lifters and those interested in Olympic lifting, Olympic weight plates are often a better option than 28mm weight plates. Olympic plates have a larger diameter (50mm hole) designed to fit Olympic barbells, which feature thicker sleeves that can handle heavier weights and provide a more secure fit during high-intensity lifts.
Olympic weight plates offer several advantages over 28mm plates. First, their larger diameter allows for greater load capacity, which is essential for lifting heavy weights. They also have a more stable fit on Olympic barbells, reducing the risk of slippage, especially during explosive movements or heavy lifts. These features make Olympic plates a must-have for advanced strength training and Olympic lifting, where precision and safety are critical.
Additionally, Olympic weight plates are typically built to last longer, with higher-quality materials like cast iron, steel, or urethane, and they often come with protective coatings to reduce wear and tear. This makes them a more durable and long-term investment for serious lifters who plan to regularly lift heavy weights.
While 28mm weight plates are sufficient for general fitness and moderate lifting, Olympic weight plates provide the performance, stability, and safety needed for advanced lifting techniques. If you plan to push your limits with heavy lifts or compete in Olympic lifting events, investing in Olympic weight plates is highly recommended.
Rubber-Coated or Bumper Plates
Rubber-coated or bumper plates are another excellent alternative to 28mm weight plates, particularly for gyms or environments where you frequently perform exercises that involve dropping weights. Bumper plates are made from durable rubber and are designed to withstand the impact of being dropped, making them ideal for dynamic exercises like cleans, snatches, and overhead presses.
One of the key advantages of bumper plates over 28mm weight plates is their ability to absorb shock, which reduces the risk of floor damage and helps protect the plates themselves from chipping or cracking. For gym owners with limited space, rubber-coated or bumper plates are often favored because they can be dropped safely without causing excessive noise or damage, which can be a concern when using traditional cast iron or steel plates.
Bumper plates are also typically more versatile than 28mm weight plates, as they can be used with both standard and Olympic barbells, depending on their hole size. While some bumper plates are designed for Olympic barbells (50mm hole), there are also bumper plates made for standard barbells (28mm hole) that can work well in gyms or with specific equipment setups. They also come in a wide range of weight increments, making it easy to adjust your resistance for different exercises.
Additionally, bumper plates tend to be quieter than traditional metal plates when dropped, which is especially important for those working out in apartment settings or shared spaces. If you plan on performing high-intensity, dynamic lifts, rubber-coated or bumper plates offer a safer and more durable alternative to 28mm weight plates, especially in environments where noise and impact resistance are a concern.
FAQs about 28mm Weight Plates
Standard weight plates typically have a hole diameter of 1 inch (25.4mm), designed to fit onto standard barbells with 1-inch diameter sleeves. These plates are commonly used for gyms, casual lifters, and older or entry-level barbells. When it comes to weight, standard plates are available in various increments such as 1.25 kg (2.75 lbs), 2.5 kg (5.5 lbs), 5 kg (11 lbs), 10 kg (22 lbs), 20 kg (44 lbs), and 25 kg (55 lbs), though you can find other weight increments in some sets. Standard plates are typically made of materials like cast iron or rubber-coated cast iron, making them affordable and durable for moderate use. The size and thickness of these plates can vary slightly depending on the material and design, but they generally follow a uniform diameter for the 1-inch hole. For more advanced lifting, especially with heavier loads or Olympic lifting, many lifters choose to upgrade to Olympic plates, which have a 2-inch (50mm) hole diameter to fit Olympic barbells.
45-pound plates are often seen as expensive, primarily due to the material costs and manufacturing process involved. Most 45-pound plates are made from high-quality materials like cast iron, steel, or urethane-coated steel, which increase their cost. Additionally, if the plates are designed to handle heavier loads (often used in commercial gyms or for serious lifting), they are built to be more durable, which further contributes to the price. Urethane-coated plates, which are more resistant to wear, corrosion, and damage from dropping, are often higher-priced than traditional cast iron plates. The shipping cost also plays a role in the pricing, as heavier plates are costly to transport. Finally, many premium brands incorporate advanced design features like ergonomic grips or a sleek finish that add to their cost. For these reasons, 45-pound plates are typically priced higher than smaller plates, as they are built for both performance and longevity in demanding training environments.
Olympic plates are designed to be thinner to accommodate more weight on a barbell while still maintaining a manageable size for lifting. This thin design is essential for those training with heavy loads, particularly for Olympic lifting, where the ability to load more weight on the bar is critical. The thickness of the plates depends on the material used, with high-quality Olympic plates often being made of steel, cast iron, or rubber-coated steel, which allows for greater density and a thinner profile. Olympic plates are also designed to be easily loadable and to fit the 2-inch (50mm) sleeves of Olympic barbells, which are thicker than standard barbell sleeves. The thinner design allows athletes to stack multiple plates on each side of the barbell without sacrificing the stability and safety of the lift. While the plates are thinner, they are still durable enough to withstand the heavy impact from Olympic lifts like cleans and snatches, and the material quality ensures they can handle these types of dynamic movements.
A 35-pound plate typically measures about 17.5 inches (44.5 cm) in diameter. This measurement can vary slightly depending on the manufacturer and the material used, but generally, a 35 lb plate falls within this range for standard Olympic plates, which have a 2-inch (50mm) hole diameter designed to fit Olympic barbells. The thickness of the plate will vary depending on the material, but it is typically thinner than larger plates such as the 45 lb plate, allowing for more plates to be loaded onto the barbell. The 35 lb plate is commonly used in both gyms and commercial gyms as it provides an intermediate weight, ideal for lifters who are progressing toward heavier loads but are not yet ready for 45 lb plates. The compact size makes it versatile, and it’s also commonly used for exercises like deadlifts, bench presses, and squats where the added weight provides a good challenge without being excessively heavy.
Welcome! I’m Jordan Mitchell, the dedicated editor at Leadman Fitness, where we specialize in manufacturing high-quality bumper plates, barbells, weight machines, kettlebells, and dumbbells. With a passion for fitness and a keen eye for detail, I ensure that our product information is clear, accurate, and engaging for our customers. My role involves collaborating closely with our design and production teams to highlight the innovative features and superior craftsmanship that set Leadman Fitness apart in the industry. Whether you’re a professional athlete or a fitness enthusiast, I’m here to provide you with the information you need to achieve your training goals with our top-of-the-line equipment.