Which Cases Fit Your iPhone Model: A Guide to iPhone Compatibility
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Are you wondering if your old phone case will do the trick for your brand-new iPhone? With a wide range of iPhone models available, it can be confusing to determine which cases may be compatible with your specific device. In this guide, we'll break down the compatibility of iPhone cases, helping you figure out whether your old phone case will fit your new iPhone.
iPhone Models with Similar Dimensions:
Here's a quick overview of the iPhone models that we'll be covering today, along with their screen sizes:
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iPhone 16 Pro Max and iPhone 17 Pro Max : 6.9 inches
- iPhone 16 and iPhone 17: 6.3 inches
- iPhone 16 Plus and iPhone 17 Plus: 6.7 inches
- iPhone 16e and iPhone 17e: 6.1 inches
- iPhone 15 Plus and iPhone 16 Plus: 6.7 inches
- iPhone 15 and 16: 6.1 inches
- iPhone 13 and 14: 6.1 inches
- iPhone 12 and 12 Pro: 6.1 inches
- iPhone 11 Pro Max and XS: 6.5 inches
- iPhone XR and 11: 6.1 inches
- iPhone X and XS: 5.8 inches
- iPhone 7 Plus and 8 Plus: 5.5 inches
- iPhone 7 and 8: 4.7 inches
- iPhone 6 Plus and 6s Plus: 5.5 inches
- iPhone 6 and 6s: 4.7 inches
We'll now go into more detail on each of these pairings, and how compatible phone cases are between them.
Looking for a case that fits your iPhone? Stella Cases offers stylish cases for a variety of iPhone models, so you can find the right fit for your device. Shop iPhone Cases
iPhone 16 & iPhone 17
The iPhone 16 and iPhone 17 are not case-compatible, even though they have similar overall dimensions. The iPhone 17 has changes to its camera area and button placement, so an iPhone 16 case doest not fit the iPhone 17 correctly. For the best fit, always choose a case made specifically for your iPhone model.
At Stella Cases, we offer cases designed for specific iPhone models so you can find the right fit for your device.
iPhone 16 Pro Max & iPhone 17 Pro Max
The iPhone 16 Pro Max and iPhone 17 Pro Max cases are not interchangeable. While both models have a 6.9-inch display, their dimensions and camera designs differ.
- iPhone 16 Pro Max: 163.0 × 77.6 × 8.3 mm
- iPhone 17 Pro Max: 163.4 × 78.0 × 8.8 mm
iPhone 16 Plus & iPhone 17 Plus
The iPhone 16 Plus and iPhone 17 Plus cases are not interchangeable. While both models have a 6.7-inch display, their overall dimensions and camera designs differ.
- iPhone 16 Plus: 160.9 × 77.8 × 7.8 mm
- iPhone 17 Plus: 163.0 × 78.3 × 7.8 mm
Because of these differences, cases should be designed specifically for the correct iPhone model.
iPhone 16e & iPhone 17e
The iPhone 16e and iPhone 17e are not generally case-compatible. Although the two models have a similar design and size, differences in dimensions, camera placement, buttons, and other details can affect how a case fits.
Will an iPhone 15 Plus case fit an iPhone 16 Plus?
Unfortunately, an iPhone 15 Plus case will not fit an iPhone 16 Plus due to differences in their camera designs. The camera bump on the iPhone 15 Plus is a square shape, while the iPhone 16 Plus features a slimmer, more elongated camera arrangement.
Will an iPhone 15 case fit an iPhone 16?
An iPhone 15 case will not fit an iPhone 16 because the cameras are different. The camera bump on the iPhone 15 is square, while the iPhone 16 has a slimmer camera bump. Although the overall dimensions of both devices are similar, the distinct shapes of the camera bumps create issues with case fit. To ensure proper fit and functionality, it's best to select a case specifically made for the iPhone 16.
Will an iPhone 13 case fit an iPhone 14?
It's possible for your iPhone 13 case to fit your iPhone 14, and vice-versa. It's important to note, however, that the depth of the iPhone 14 is .01 inches larger than the iPhone 13, and the iPhone 14's camera bump is also slightly bigger. The buttons on the iPhone 14 are also slightly shifted, so there may be incompatibility for the buttons. Certain phone cases may be interchangeable, but it's not guaranteed.
Does an iPhone 12 case fit an iPhone 12 Pro?
Yes, cases designed for the iPhone 12 are generally compatible with the iPhone 12 Pro, and vice versa. The iPhone 12 and 12 Pro are the same size, and they share identical dimensions, including the same 6.1-inch display screen, button placements, and overall physical design.

Does an iPhone 11 Pro Max case fit an iPhone XS Max?
The iPhone 11 Pro Max and iPhone XS Max do have the same dimensions, but their camera bumps are different. The iPhone 11 Pro Max features a larger square camera module with multiple lenses, resulting in a bigger camera bump compared to the iPhone XS Max. Cases made for the iPhone XS Max won't fit an iPhone 11 Pro Max, but it may be possible to use an iPhone 11 Pro Max case on the iPhone XS Max.
Does an iPhone X case fit an iPhone XS?
Cases designed for the iPhone X are typically compatible with the iPhone XS, but the camera placements are slightly different for these two iPhones. The camera of the iPhone XS is slightly bigger than the camera of the iPhone X, so keep this in mind when trying to mix and match cases. Some cases may fit well, while others won't.
Does an iPhone XR case fit an iPhone 11?
The iPhone XR features a dual-camera system arranged vertically on the back, while the iPhone 11 boasts a dual-camera system positioned within a square camera bump. Therefore, cases specifically designed for the iPhone XR will not fit the iPhone 11, but cases for the iPhone 11 can fit the iPhone XR (though the camera area will be larger than necessary).
Does an iPhone 7 Plus case fit an iPhone 8 Plus?
Cases designed for the iPhone 7 Plus are mostly compatible with the iPhone 8 Plus, and vice versa. The iPhone 7 Plus and iPhone 8 Plus only have very small millimeter differences in their dimensions, so most cases will be interchangeable.

Does an iPhone 7 case fit an iPhone 8?
iPhone 7 cases are generally compatible with the iPhone 8, and vice versa. Both the iPhone 7 and iPhone 8 feature a 4.7-inch display and share nearly identical dimensions, including button placements, camera locations, and port positions.
Does an iPhone 6 Plus case fit an iPhone 6s Plus?
The iPhone 6 Plus and iPhone 6s Plus have very similar dimensions, so cases designed for one model are generally compatible with the other. Their cameras, buttons, and ports are placed in the same locations.
Does an iPhone 6 case fit an iPhone 6s?
Cases designed for the iPhone 6 are often compatible with the iPhone 6s, and vice versa. Their physical designs are indistinguishable, with only extremely small millimeter differences. The key features such as the camera, volume buttons, and power buttons are positioned identically on both devices.
Cameras, Port Openings, and Buttons (Oh, my!)
When choosing an iPhone case, it’s important to consider more than just the phone’s size. Camera placement, port openings, and button alignment can all affect compatibility, even between iPhones with similar dimensions. At Stella Cases, we offer cases designed specifically for different iPhone models, making it easy to find the right fit for your device.