Generally, Nike shoes tend to run slightly larger or wider than Adidas, meaning you might need to go down half a size in Adidas compared to Nike, especially for women's shoes. However, this isn't a strict rule; fit varies by model (e.g., some Adidas like Ultraboosts are snug, while some Nikes like Air Max are roomy), so checking specific size charts or trying them on is best.
The Basic Differences
As a general rule, adidas sneakers tend to run slightly smaller and more narrow than their rival Nike. This means that if you're a daily Nike wearer looking to pick up some new adidas, you should typically look at going half a size bigger than your Nikes.
We used the data from 40+ brand shoe size charts to see how Nike sizes differ from the rest of the market. Verdict: Nike shoe sizing is consistent with most other athletic brands.
For Nike, it's generally best to go true to size (TTS) as they aim for consistency, but sizing down half a size is often recommended for a snug, classic fit in popular models like Air Force 1s, while sizing up might be needed for wider feet or certain performance shoes for toe room. The best approach depends on the specific model and your personal preference for a snug vs. relaxed fit, so check product pages for specific advice.
Go with your regular shoe size for the most accurate fit, but those with wider feet or who simply like more space in their shoes, size half a size up.
Popular Adidas running shoe models and how they fit: Adidas running shoes tend to fit true to size. They come in a variety of fits (narrow, regular and wide). If you have wider feet, consider going half a size larger or looking for models that offer wide options.
If you're used to wearing Nike or New Balance, the Adidas Samba might feel a bit snug. Here's a quick comparison: Nike Air Force 1: Runs larger and wider—if you're a size 7 in AF1, you might need a 6.5 in Sambas.
Nike sizing is usually pretty consistent . This means that if you normally wear a size 42 in most sneaker brands, chances are you're a 42 in Nike as well . However, there are exceptions to this rule. Some Nike models may have a tighter or looser fit than others, which may require you to adjust your size.
Yes, a 0.5 shoe size makes a difference, typically adding about 1/8th of an inch (3-4mm) to the length, which can significantly improve comfort by providing crucial wiggle room for toes and preventing pinching, especially when feet swell or for activities like running, though it offers minimal width change, so those needing significant width may need a wider fit or different style.
Like most other Nike Shoes, Nike's Boxing & Wrestling Boots do tend to run smaller than you would expect, they also come up slighly narrow, so we do recommend to go up at least half a size if you have wider feet. We show the official UK & USA Shoe Sizes within the options on our Nike product pages.
Do on shoes Runs big or small? On sneakers, a rapidly rising sports brand worldwide, can sometimes make size selection challenging. As a general trend, when compared to other brands like NIKE and adidas, some models may feel 'slightly smaller in size'.
Design Elements: Each Adidas sneaker model is crafted with different performance goals in mind, meaning the design can lead to variations in fit. Materials Used: The materials, whether it's a stretchy knit or a structured leather, can affect how snug or loose a shoe feels.
It all comes down to the size of your feet, both width and length. Sometimes runners will size up to account for swelling, while others may prefer slightly larger boots to pair with thick winter socks. Basically, it's completely up to you, and is something you need to consider when trying on your shoes.
Adidas is the largest sportswear manufacturer in Europe and the second largest in the world, just behind Nike, with a brand value of approximately 15.7 billion U.S. dollars.
On shoe sizes compared to other brands
On appears to be consistent with most major running shoe brands, including Nike, Adidas, New Balance, and Hoka.
Nike Shoe Materials
Most Nike shoes use a mix of leather, fabric, foam, and rubber. The Nike classics and deluxe model basketball shoes will have real leather parts. Nike running shoes and modern performance baseball shoes are generally made with lightweight fabric uppers in place of heavier leather.
The "3 Shoe Rule" is a popular travel hack that suggests packing only three versatile pairs of shoes to save space and avoid overpacking, typically consisting of a comfortable walking shoe, a versatile day-to-night option (like flats or loafers), and a weather-appropriate or activity-specific shoe (boots, sandals, or sneakers). This minimalist approach ensures you have appropriate footwear for various activities without lugging heavy, bulky shoes, creating a functional and stylish capsule wardrobe for your trip.
Lastly, add 1-1.5 centimeters to the length. This will give you the correct length to match with our shoe size guide. This extra space gives your feet room to warm up and expand during your run.
There is approximately a 1/6" difference between each half-size (e.g., between 9 and 9.5, between a 9.5 and a 10, and so on) For every half size up, the width (across the ball) will increase by 1/8"
For Nike, it's generally best to go true to size (TTS) as they aim for consistency, but sizing down half a size is often recommended for a snug, classic fit in popular models like Air Force 1s, while sizing up might be needed for wider feet or certain performance shoes for toe room. The best approach depends on the specific model and your personal preference for a snug vs. relaxed fit, so check product pages for specific advice.
An EU size 38 is generally a US women's size 7.5 or 8, often falling between sizes, making it closer to a US 7.5 but sometimes considered a US 8 depending on the brand and fit, as size 38 usually corresponds to about 24.1-24.6 cm in foot length.
A: It is the same. It is just how some sellers state their item. 5.5y means size 5.5 youth.
In general, Samba does run true to size and is accurate to the various measurement systems around the world. However, some people find them to be a bit narrow when selecting their typical or true shoe size. If you have wider feet, you may consider going up half a size for a little bit more room.
The good news: "Nike running shoes aim to fit true to size, meaning once you find the size that's best suited for your needs, you can wear that size across different models", Ridley says.
They will stretch slightly after a few wears, providing a perfect fit. For those with wide feet, Adidas black sambas can still offer a good fit with a few adjustments. Start by trying your regular shoe size. If they feel too tight, consider going up half a size.