With the launch of the iPhone 15 and iPhone 15 Plus, Apple delivered two compelling options that share the same DNA but cater to genuinely different lifestyles. Are you curious about what sets these two models apart? Is the Plus always the better choice? From screen size to battery life, design details, and real-world performance, this guide gives you a thorough comparison to help you make an informed decision.
Table of contents
- iPhone 15 vs. iPhone 15 Plus: Specs comparison table
- Reasons to choose the iPhone 15
- Reasons to choose the iPhone 15 Plus
- iPhone 15 vs. iPhone 15 Plus: Key differences
- Which iPhone 15 model should you buy?
- FAQ
- Conclusion
iPhone 15 vs. iPhone 15 Plus: Specs comparison table
| Feature | iPhone 15 | iPhone 15 Plus |
|---|---|---|
| Dimensions | 147.6 x 71.5 x 7.8 mm 5.81 x 2.82 x 0.31 in | 160.9 x 77.8 x 7.8 mm 6.33 x 3.06 x 0.31 in |
| Weight | 6.02 oz 171 grams | 7.09 oz 201 grams |
| Screen size | 6.1 inches | 6.7 inches |
| Display type | Super Retina XDR, OLED | Super Retina XDR, OLED |
| Resolution | 2556 x 1179 pixels | 2796 x 1290 pixels |
| Pixel density | 461 PPI | 460 PPI |
| Brightness | Up to 2,000 nits (peak) | Up to 2,000 nits (peak) |
| Refresh rate | 60Hz | 60Hz |
| Processor | A16 Bionic | A16 Bionic |
| RAM | 6 GB | 6 GB |
| Storage options | 128GB, 256GB, 512GB | 128GB, 256GB, 512GB |
| Main camera | 48MP Wide + 12MP Ultra Wide | 48MP Wide + 12MP Ultra Wide |
| Front camera | 12MP TrueDepth | 12MP TrueDepth |
| Battery capacity | 3,349mAh | 4,383mAh |
| Battery life | Up to 20 hours video playback | Up to 26 hours of video playback |
| Charging | 20W wired, MagSafe and Qi wireless | 20W wired, MagSafe and Qi wireless |
| Connector | USB-C (USB 2.0) | USB-C (USB 2.0) |
| Max OS compatibility | iOS 18 | iOS 18 |
| Face ID | Yes | Yes |
| 5G support | Yes | Yes |
| Water resistance | IP68 | IP68 |
| Colors | Black, blue, green, yellow, pink | Black, blue, green, yellow, pink |
| Price (new) | Starting at | Starting at |
| Price (refurbished) | Starting at | Starting at |
Reasons to choose the iPhone 15
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- Easier to handle with one hand due to its compact 6.1-inch form
- Lighter weight at 171g, making it more portable throughout the day
- Lower price while delivering the same chip, cameras, and software features
- Slips comfortably into any pocket or small bag
Reasons to choose the iPhone 15 Plus
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- Larger 6.7-inch display for a more immersive media and gaming experience
- Higher resolution screen (2796 x 1290) for sharper, more detailed visuals
- Substantially longer battery life with up to 26 hours of video playback
- Ideal for users who regularly stream content, game, or work on the go
iPhone 15 vs. iPhone 15 Plus: Key differences
While the iPhone 15 and iPhone 15 Plus share the same chip, cameras, and software, several important distinctions will shape your day-to-day experience. Here is a closer look at each one.
1. Design and Dynamic Island
Both the iPhone 15 and iPhone 15 Plus mark a meaningful design evolution from their predecessors. The most visible change is the arrival of Dynamic Island, Apple's interactive pill-shaped cutout that replaces the old notch found on the iPhone 14. Dynamic Island integrates alerts, timers, music controls, and live activities directly into the display, making the space around the front camera genuinely useful rather than dead space.
Both phones share an aluminum frame, a Ceramic Shield front glass, and a color-matched glass back available in five finishes: black, blue, green, yellow, and pink. The design language is identical between the two models; the only physical difference is scale. The Plus is simply larger in every dimension while maintaining the same thickness of 7.8mm.
2. Screen size and display
One of the most consequential differences between the iPhone 15 and the iPhone 15 Plus is screen size.
The iPhone 15 features a 6.1-inch OLED display with a resolution of 2556 x 1179 pixels (461 PPI), while the iPhone 15 Plus offers a 6.7-inch screen at 2796 x 1290 pixels (460 PPI).
Despite the difference in physical size, pixel density is virtually identical on both models, so sharpness is not a deciding factor. What differs is the sheer canvas: the Plus gives you noticeably more room for reading, video, and multitasking. Both screens reach up to 2,000 nits of peak brightness, handle HDR content well, and share the same 60Hz refresh rate, which is notably lower than the 120Hz ProMotion display found on the Pro lineup.
If you frequently watch films, play games, or use your phone as a reading device, the larger screen of the Plus will feel like a meaningful upgrade. If you primarily text, browse, and take photos, the 6.1-inch panel on the standard iPhone 15 will serve you just as well in a more manageable package.
3. The iPhone 15 is lighter and more pocketable
The size difference between these two phones is substantial enough to affect everyday comfort.
The iPhone 15 weighs 171 grams and measures 147.6 x 71.5 x 7.8mm, while the iPhone 15 Plus weighs 201 grams and stretches to 160.9 x 77.8 x 7.8mm. That is a 30-gram difference and nearly 1.5cm of extra height.
For users who prefer one-handed operation, the iPhone 15 is the clear winner. Its narrower frame allows your thumb to reach most of the screen without readjusting your grip. The Plus, by contrast, generally requires two hands for comfortable navigation, particularly if your hands are on the smaller side.
Both phones carry the same IP68 water resistance rating, meaning they can handle submersion in up to 6 meters of water for 30 minutes, so neither has an edge in durability.
4. Battery life and charging
Battery life is arguably the single most compelling reason to consider the Plus model.
The iPhone 15 Plus packs a 4,383mAh battery capable of up to 26 hours of video playback, compared to the iPhone 15's 3,349mAh cell rated for up to 20 hours. In real-world use, many Plus owners report being able to stretch the phone to nearly two full days between charges with moderate usage, while the standard iPhone 15 comfortably covers a full day.
Both models charge at the same speeds: up to 20W via wired USB-C and up to 15W wirelessly via MagSafe. With a 20W adapter or higher, either phone can reach 50% charge in approximately 30 minutes. The USB-C port on both models supports USB 2.0 data transfer speeds, which is slower than what the Pro models offer, but perfectly adequate for everyday use.
Both phones are compatible with Qi2 wireless charging accessories, and the entire MagSafe ecosystem of cases, wallets, and chargers works identically across both sizes.
5. Camera system
The camera hardware on the iPhone 15 and iPhone 15 Plus is completely identical, which is notable given that Plus-sized iPhones have historically offered camera parity rather than upgrades. Both phones feature:
- 48MP main sensor (Sony IMX904, f/1.6 aperture, sensor-shift OIS, PDAF) with support for 2x optical-quality zoom and 24MP default capture
- 12MP Ultra Wide (f/2.4 aperture)
- 12MP TrueDepth front camera with autofocus
The 48MP sensor is a significant upgrade over the 12MP main cameras found in earlier iPhone generations. It enables detailed close-up shots, flexible cropping, and Apple's Photonic Engine computational photography pipeline. Both phones record 4K video at up to 60fps, support Dolby Vision HDR, and include Cinematic mode for shallow-depth-of-field video capture.
Neither model includes a dedicated telephoto lens, which is a key differentiator between the standard and Pro lines. If optical zoom beyond 2x is important to you, the iPhone 15 vs. iPhone 16 comparison might be worth reading before you commit.
6. Performance and software
Both phones are powered by the A16 Bionic chip, the same processor that debuted in the iPhone 14 Pro the year before. With 6GB of RAM and Apple's tightly integrated software stack, both models deliver fast, fluid performance in apps, gaming, and multitasking. There is no performance difference between the two models whatsoever.
Both shipped with iOS 17 and support updates through iOS 18, giving them a long software lifespan. Apple typically provides five to six years of iOS support, so either phone will remain relevant for years to come.
Which iPhone 15 model should you buy?
The decision ultimately comes down to three factors: screen size preference, battery priority, and budget.
Choose the iPhone 15 if:
- You value one-handed use and a lighter, more compact phone
- Your day-to-day battery needs are moderate
- You want the best value at the lower price point
Choose the iPhone 15 Plus if:
- You stream a lot of video, play games, or work on your phone for extended periods
- Battery anxiety is a real concern and you want a phone that comfortably lasts two days
- You are comfortable with a larger phone and enjoy the extra screen real estate
Both are excellent choices, and refurbished models of each are widely available at significantly reduced prices compared to new retail. On RefurbMe, you can compare certified refurbished listings side by side across trusted sellers.
FAQ
Is the iPhone 15 Plus worth the extra cost over the iPhone 15?
If battery life and screen size are priorities for you, the iPhone 15 Plus is worth the premium. You get a 30% larger battery, a 6.7-inch display instead of 6.1 inches, and otherwise identical performance and cameras. If you prefer a compact phone or rarely run out of battery during the day, the standard iPhone 15 delivers equivalent value at a lower price.
What is the screen size of the iPhone 15 Plus?
The iPhone 15 Plus features a 6.7-inch Super Retina XDR OLED display with a resolution of 2796 x 1290 pixels (460 PPI), the same panel size found on the earlier iPhone 14 Plus and the Pro Max models.
How long does the iPhone 15 Plus battery last?
Apple rates the iPhone 15 Plus for up to 26 hours of video playback. In everyday mixed use (browsing, messaging, streaming, and social apps), most users report a full day and a half to two days between charges. The standard iPhone 15 is rated for up to 20 hours of video playback, typically delivering one comfortable day of use.
Do the iPhone 15 and iPhone 15 Plus have the same cameras?
Yes. Both models share exactly the same camera system: a 48MP main sensor with 2x lossless zoom, a 12MP Ultra Wide, and a 12MP TrueDepth front camera. There are no camera upgrades exclusive to the Plus model.
Is the iPhone 15 still worth buying in 2025?
Both the iPhone 15 and iPhone 15 Plus remain capable, well-supported phones. They run iOS 18, feature the fast A16 Bionic chip, 48MP cameras, Dynamic Island, and USB-C connectivity. As refurbished devices, they represent outstanding value for anyone who does not need the advanced camera features or ProMotion display of the Pro models. See how they stack up against the next generation in our iPhone 14 vs. iPhone 15 and iPhone 15 vs. iPhone 16 comparisons.
Conclusion
The choice between the iPhone 15 and iPhone 15 Plus boils down to how you use your phone daily.
Crave a larger, more immersive display and need a battery that lasts well beyond a single day? The 15 Plus is your answer. Prefer a lighter, more pocketable device without sacrificing performance or cameras? The 15 has you covered.
Both models bring Dynamic Island, a 48MP camera, USB-C, and the A16 Bionic chip to the table. Neither compromises on performance. The only meaningful trade-offs are size, weight, and battery endurance.
Related comparisons:
Consider a refurbished iPhone 15 or iPhone 15 Plus. On RefurbMe, we compare prices from trusted sellers and only feature refurbished iPhones with a warranty, ensuring you get the best deal on a high-quality device that works like new.
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Last updated: Apr 22, 2026 · First published: Jun 25, 2024
