OnePlus 15 vs. OnePlus 15R: All about battery life

With the OnePlus 15 series, OnePlus completely changed its strategy and positioning for midrange and flagship smartphones. Gone are classic staples like the OnePlus design language, Hasselblad image processing, and the Alert Slider. Instead, you get an iPhone-inspired chassis, a new OnePlus DetailMax processing engine, and a focus on gaming and long battery life. There are some unfortunate downgrades, too, like subpar camera hardware and lower-resolution displays.

Still, if you want the newest and most powerful OnePlus phones, you'll be choosing between the midrange OnePlus 15R and the flagship OnePlus 15. The former costs $699, while the latter costs $899. With no 16GB RAM option for the OnePlus 15R, the gap between the midrange and flagship OnePlus phones is narrowing in 2026. If you're on the fence between these two models, here's everything you need to know about them.

OnePlus 15 vs. OnePlus 15R: Design and display

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Both the OnePlus 15 and OnePlus 15R use the design language introduced on last year's OnePlus 13T/S. It's kind of an iPhone clone, ditching OnePlus' iconic circular camera housing and curved design in favor of a flat, boxy chassis. To many OnePlus fans, this is a downgrade. The squircle camera arrangement and rectangular build on the OnePlus 15 and OnePlus 15R do little to differentiate these models from competitors.

From a durability standpoint, OnePlus is still an industry leader. It supports the standard IP68 water- and dust-resistance ratings we commonly see on Android phones, but adds the rarer IP69 and IP69K certifications, too. These add high-pressure and high-temperature liquid resistance in addition to protection against submersion. In layman's terms, these phones should survive a dishwasher run, though that's all in theory, and we wouldn't recommend trying it yourself.

Corning's Gorilla Glass Victus 2 covers the front of each model, but the back material varies by color. Some colorways use a plastic back, and others use a Gorilla Glass 7i back.

Aligning with the new design language, the displays on the OnePlus 15 and OnePlus 15R are completely flat. The flagship OnePlus 15 is equipped with a 6.78-inch OLED screen that tops out at a higher 165Hz refresh rate than its predecessor in some situations, like while playing select games. However, that comes at the expense of resolution. It has a 1.5K resolution (1272 x 2772 pixels) with a pixel density of 450 pixels-per-inch (ppi).

The screen size of the OnePlus 15R is slightly larger, but shares the same pixel density as the OnePlus 15. It uses a 6.83-inch OLED display panel with a 1272 x 2800 resolution. Like its flagship companion, the OnePlus 15R peaks at 165Hz in select situations. Both phones have a high brightness mode that tops out at 1,800 nits.

Neither the OnePlus 15 nor the OnePlus 15R have the classic OnePlus Alert Slider. Instead, they have a customizable "Plus Key," and it's similar to the Action button on iPhones.

OnePlus 15 vs. OnePlus 15R: Hardware and specs

Both the OnePlus 15 and OnePlus 15R use the latest Qualcomm processors, which may give them a leg up over the competition. Specifically, the OnePlus 15R might have an advantage over phones like the Google Pixel 9a and the Samsung Galaxy A56, which use lesser in-house Tensor and Exynos chips. However, despite the OnePlus 15R and OnePlus 15 both using "Gen 5" processors from Qualcomm, they're not equal.

The flagship OnePlus 15 is equipped with the Snapdragon 8 Elite Gen 5, which is the successor to last generation's groundbreaking Snapdragon 8 Elite mobile platform. It represents even further performance gains and efficiency improvements. The phone pairs that chip with either 12GB or 16GB of RAM, depending on the configuration.

While both the OnePlus 15R and OnePlus 15 use UFS 4.1 flash storage, the former maxes out at 512GB and the latter has a 1TB variant. Additionally, the OnePlus 15R is only offered in 12GB RAM, a technical downgrade compared to the 16GB variant of the OnePlus 13R.

Meanwhile, the OnePlus 15R uses a Qualcomm Snapdragon 8 Gen 5 chipset, which is in a lower tier compared to the Snapdragon 8 Elite Gen 5. Although it isn't clocked as high as the flagship chip, performance is still good. Our reviewer found its performance comparable to the iQOO 13, which had a Snapdragon 8 Elite chip. That's a good sign — the Snapdragon 8 Elite is a fantastic chip, and it still holds up in 2026.

On the connectivity side of things, the OnePlus 15 and OnePlus 15R have all the latest standards covered, including 5G, Wi-Fi 7, and Bluetooth 6.

OnePlus 15 vs. OnePlus 15R: Cameras

The camera situation on the OnePlus 15 and OnePlus 15R is tricky. There are clear hardware downgrades, and both phones lose Hasselblad image processing. However, that doesn't always mean camera quality is worse. In fact, on the OnePlus 15, we've found results that are the opposite.

OnePlus launched its own DetailMax Engine with the OnePlus 15, and paired with the new sensors, photo quality is generally better than the OnePlus 15. There's a trio of 50MP rear camera sensors led by the primary Sony IMX906 shooter. The telephoto camera provides 3.5x zoom natively, with up to 7x optical-quality zoom available via sensor crop.

The OnePlus 15R's camera setup is harder to defend. The primary 50MP camera is pretty good, as it uses the exact same Sony IMX906 sensor as the OnePlus 15. However, the only secondary camera is an 8MP wide-angle lens. No, you aren't imagining things — the OnePlus 13R did pack a 50MP telephoto lens for optical zoom, and OnePlus removed it here. That alone may make the OnePlus 15R a non-starter for some buyers.

OnePlus 15 vs. OnePlus 15R: Which one should you buy?

Our review of the OnePlus 15R makes one thing clear: this phone isn't a good value. It charges more for less, and the OnePlus 13R looks like a better choice. In fact, the perplexing downgrades and even more confusing price hike make me suspicious that the OnePlus 15R only exists to push buyers to the OnePlus 15.

With only a $200 difference separating the two models, it's easy to justify paying more for a better Qualcomm Snapdragon 8 Elite Gen 5 processor, a more robust camera system with a telephoto lens, and more RAM. If that was OnePlus' goal, the company achieved it. The OnePlus 15 is assuredly the better value Android phone, making the OnePlus 15R's retail price look comically inflated.

If we pretend only the OnePlus 15 and OnePlus 15R exist, the $900 flagship takes the crown. It has the value proposition down, challenging the Google Pixel 10 Pro XL and the eventual Samsung Galaxy S26 Ultra while costing less. The OnePlus 15R, however, is unfit to succeed in a budget market that includes the Google Pixel 9a — a phone that's $300 cheaper at the time of writing.

Unless you're married to OxygenOS or OnePlus hardware, the OnePlus 15R doesn't make sense in a competitive budget Android phone market. The OnePlus 15, no matter how boring, provides decent hardware while hitting a price point low enough to challenge the likes of Apple, Samsung, and Google.