iPhone 15 vs iPhone 16: Which Should You Buy?
Both look modern, both use USB-C, both take great photos. So which is the smarter buy in the UK — and is a refurbished iPhone 15 the value winner? Here's the honest breakdown.
A16 Bionic · 48MP
Up to 20h video
A18 chip · 48MP Fusion
Up to 22h video
Choosing between the iPhone 15 and iPhone 16 can feel confusing because both phones look modern, both use USB-C, both have excellent cameras, and both are powerful enough for everyday use. When you compare iPhone 15 vs iPhone 16 properly, though, the difference becomes clearer.
The iPhone 16 is the better choice if you want Apple Intelligence support, the newer A18 chip, Camera Control, better camera features, improved battery performance and a more future-ready phone. The iPhone 15 is still a very strong option for UK buyers who want a premium Apple experience at a lower price, especially as a refurbished or discounted model.
So which one should you buy? The short answer: choose iPhone 16 for newer features and longer-term performance, or choose iPhone 15 for better value and a reliable phone that still feels modern in 2026.
At Zextons, you can compare new and refurbished Apple products, including iPhone 15 and iPhone 16 models, so you can match the right device to your budget and needs.
Jump straight to the deals
VerdictShould You Buy iPhone 15 or iPhone 16?
If you want the best overall phone, the iPhone 16 is the stronger option. It has the A18 chip, Apple Intelligence support, Camera Control, macro photography, spatial video recording and slightly better battery life.
If you want the best value iPhone, the iPhone 15 is still a smart buy. It has a 48MP main camera, Dynamic Island, USB-C, a bright Super Retina XDR display and excellent everyday performance. For many UK buyers — students, casual users and budget-focused shoppers — a refurbished iPhone 15 can be the better deal.
| Best choice | Recommended model |
|---|---|
| Best overall phone | iPhone 16 |
| Best value for money | iPhone 15 |
| Best for Apple Intelligence | iPhone 16 |
| Best for students | Refurbished iPhone 15 |
| Best for camera features | iPhone 16 |
| Best for everyday use | iPhone 15 |
| Best for long-term use | iPhone 16 |
| Best budget Apple phone | Refurbished iPhone 15 |
← Swipe to see the full table →
In short, the iPhone 16 is better on paper, but the iPhone 15 may be the smarter purchase if price matters more than the newest features.
SpecsiPhone 15 vs iPhone 16: Comparison Table
Here is a simple iPhone 15 vs iPhone 16 comparison for UK buyers.
| Feature | iPhone 15 | iPhone 16 | Winner |
|---|---|---|---|
| Chip | A16 Bionic | A18 | iPhone 16 |
| Apple Intelligence | No | Yes | iPhone 16 |
| Display | 6.1″ Super Retina XDR | 6.1″ Super Retina XDR | Tie |
| Main camera | 48MP Main | 48MP Fusion | iPhone 16 |
| Camera Control | No | Yes | iPhone 16 |
| Macro photography | No | Yes | iPhone 16 |
| Spatial photos/video | No | Yes | iPhone 16 |
| Battery (video) | Up to 20 hrs | Up to 22 hrs | iPhone 16 |
| USB-C | Yes | Yes | Tie |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 | iPhone 16 |
| Value for money | Usually better | Usually higher price | iPhone 15 |
← Swipe to see all features →
The iPhone 16 wins for performance, AI features, camera tools and future use. The iPhone 15 still gives you many premium Apple features at a lower price, which makes it a great value choice.
PriceiPhone 15 vs iPhone 16 Price in the UK
Price is one of the biggest reasons people compare iPhone 15 vs iPhone 16. The iPhone 16 is newer, so it usually costs more. The iPhone 15 is now often available at better prices, especially as a refurbished iPhone.
For UK buyers, this creates a simple decision. If you want newer features and are happy to pay more, the iPhone 16 makes sense. If you want a modern iPhone without spending extra on features you may not use, the iPhone 15 is still a strong option.
The iPhone 15 gives you
- 48MP Main camera
- Dynamic Island
- USB-C charging
- Excellent display quality
- Strong A16 Bionic performance
- Premium Apple design
- Lower price than iPhone 16
The iPhone 16 gives you
- A18 chip
- Apple Intelligence support
- Camera Control
- Macro photography
- Spatial photos and video
- Wi-Fi 7
- Slightly better battery life
The iPhone 16 is better if you care about future features; the iPhone 15 is better if you care about value. You can compare current Apple iPhone deals at Zextons to find the best option for your budget.
ValueRefurbished iPhone 15 vs iPhone 16: Better Value?
This is one of the most important points for shoppers. A refurbished iPhone 15 can be a much better-value choice than buying a newer phone at a higher price.
A refurbished iPhone 15 is ideal if you want a premium Apple phone but don't need Apple Intelligence, Camera Control or the newest chip. For everyday tasks — WhatsApp, calls, social media, browsing, banking, photos, videos, maps and email — the iPhone 15 is more than enough.
Buying refurbished can also be smarter and more sustainable. It extends the life of the device and can reduce electronic waste. It's important to buy from a trusted UK seller that checks, tests and supports the device properly.
At Zextons, refurbished Apple devices come with warranty-backed confidence, making them a strong option for UK buyers who want value and trust.
Choose refurbished iPhone 15 if you want
- A lower price
- Strong everyday performance
- A modern Apple design
- A good 48MP camera
- USB-C charging
- A reliable phone for daily use
- A better-value iPhone deal
Choose iPhone 16 if you want
- Apple Intelligence
- Better long-term performance
- Camera Control
- Macro photography
- Newer connectivity
- More future-ready hardware
For most value-focused buyers, the refurbished iPhone 15 is the smarter deal. For buyers who want AI features and newer Apple technology, the iPhone 16 is worth considering.
Refurbished iPhone 15 (Unlocked)
Fully tested · 18-month warranty · 30-day returns
DesignDesign and Colours: What Has Changed?
The iPhone 15 and iPhone 16 both look premium, modern and instantly recognisable as Apple phones. Both have flat edges, a glass back, USB-C and Dynamic Island. If you're upgrading from an older iPhone, either model will feel fresh.
The iPhone 16 has a more noticeable rear camera design, though. Apple changed the rear camera layout from the diagonal style on the iPhone 15 to a vertical layout on the iPhone 16 — not just a styling change, but one that also enables spatial photos and video.
The iPhone 16 also comes in bolder colours compared with the softer iPhone 15 palette. If colour and newer styling matter to you, the iPhone 16 may feel more exciting. If you only care about a clean, premium Apple design, the iPhone 15 still looks excellent.
For most users, design shouldn't be the only reason to choose iPhone 16 over iPhone 15. Both phones look modern, and both are comfortable for everyday use.
DisplayDisplay Comparison: Is There a Big Difference?
When it comes to the screen, the iPhone 15 vs iPhone 16 comparison is very close. Both phones have a 6.1-inch Super Retina XDR display, which means sharp text, bright colours and excellent quality for videos, browsing and social media.
Both displays are great for:
- Watching videos
- Using social media
- Reading articles
- Online shopping
- Taking and viewing photos
- Gaming
- Everyday browsing
Both models still use a 60Hz refresh rate, so if you're expecting a major screen upgrade from iPhone 15 to iPhone 16, you may be disappointed. The screen isn't the main reason to upgrade.
The honest answer: for display quality, both phones are excellent. If screen quality is your main concern, the iPhone 15 gives you almost the same everyday experience for less money.
CameraiPhone 15 vs iPhone 16 Camera: Which Is Better?
The camera is one of the biggest reasons people search for iPhone 15 vs iPhone 16. Both have strong camera systems, but the iPhone 16 adds extra tools that make it better for more advanced users.
The iPhone 15 has a 48MP Main camera and takes excellent photos in everyday situations — family photos, travel, social media, product shots, videos and normal daily use. Most casual users will be very happy with it.
The iPhone 16 also has a 48MP Fusion camera, but it adds Camera Control, macro photography and spatial photos/video. These are especially useful if you take lots of photos, create content, record videos or want a more flexible camera.
Choose iPhone 15 for camera if
- You take normal photos and videos
- You want good social media photos
- You don't need advanced controls
- You want better value for money
Choose iPhone 16 for camera if
- You want Camera Control
- You take close-up macro shots
- You record more videos
- You create content regularly
- You want newer camera features
Overall, the iPhone 16 has the better camera feature set, but the iPhone 15 still has an excellent camera for everyday use.
ControlsCamera Control and Action Button: Do They Matter?
The iPhone 16 introduces Camera Control, one of its biggest practical changes. This button opens the camera quickly, takes photos and adjusts camera settings more easily. For people who shoot a lot, it's useful.
The iPhone 16 also includes an Action Button for quick access to selected features and shortcuts, making the phone feel more personal and flexible.
Not every buyer needs these, though. If you mainly use your phone for calls, messages, apps, social media and normal photography, the iPhone 15 still gives you a smooth, simple experience.
Camera Control and the Action Button are good reasons to choose iPhone 16, but they aren't essential for everyone. If value is your priority, the iPhone 15 is still a sensible option.
PowerPerformance: A16 Bionic vs A18 Chip
Performance is one of the biggest differences between the two. The iPhone 15 uses the A16 Bionic chip; the iPhone 16 uses the newer A18.
The A16 Bionic is still powerful. It handles everyday apps, video streaming, photography, web browsing, banking apps, messaging and many games without difficulty. For most users, the iPhone 15 still feels fast and reliable.
The A18 in the iPhone 16 is better for long-term use, though. It's built for more demanding tasks, stronger gaming and Apple Intelligence features. If you want a phone that feels more future-ready, the iPhone 16 is the better choice.
Choose iPhone 16 if you
- Play mobile games often
- Use demanding apps
- Want better long-term performance
- Care about AI features
- Want the newer chip
Choose iPhone 15 if you
- Use normal daily apps
- Want smooth everyday performance
- Don't need Apple Intelligence
- Want better value for money
For everyday use, both phones are fast. For future performance, the iPhone 16 is stronger.
AIApple Intelligence: Is iPhone 16 Worth It?
Apple Intelligence is one of the biggest reasons to choose iPhone 16 over iPhone 15. The standard iPhone 15 does not support Apple Intelligence, while the iPhone 16 does.
Apple Intelligence helps with smarter writing tools, improved Siri features, summaries, image-related tools and other AI-powered experiences. As Apple builds more features around AI, this makes the iPhone 16 more future-ready.
Not every buyer needs AI features right now, though. If you mainly use your phone for calls, WhatsApp, social media, camera, browsing, YouTube, TikTok, shopping and banking, the iPhone 15 will still do the job very well.
BatteryBattery Life and Charging
Battery life is another area where the iPhone 16 has a small advantage. Apple lists up to 22 hours of video playback for iPhone 16 and up to 20 hours for iPhone 15. The iPhone 16 lasts slightly longer, although real-world battery life depends on how you use your phone.
Both phones use USB-C, which is convenient since many modern devices now share the same connection. Both also support wireless charging.
For most users, the iPhone 15 battery is good enough for daily use. If you want better battery performance and a more future-ready phone, the iPhone 16 is the stronger option.
Choose iPhone 16 if battery life is very important to you. Choose iPhone 15 if you want good battery performance at a better price.
DailyEveryday Use: Which iPhone Feels Better?
For everyday use, both phones are excellent — and that matters, because many buyers don't need the most advanced phone, just one that works well every day.
For normal tasks, both iPhone 15 and iPhone 16 are great for:
- Calling and texting
- Social media
- Emails
- Online shopping
- Banking apps
- Photos and videos
- YouTube and Netflix
- Maps and navigation
- Work and study apps
The iPhone 16 feels more future-ready thanks to its A18 chip and Apple Intelligence support. The iPhone 15 still feels premium, fast and modern.
For everyday users, the iPhone 15 may be the smarter buy. For users who want the newer experience and longer-term feature support, the iPhone 16 is better.
UpgradeShould You Upgrade from iPhone 15 to iPhone 16?
If you already own an iPhone 15, you probably don't need to rush to iPhone 16 unless you specifically want Apple Intelligence, Camera Control, macro photography or the A18 chip.
The iPhone 15 is still a strong phone and should continue to serve most users well. The display, USB-C, camera quality and everyday performance are all still excellent.
If you're upgrading from an older model such as iPhone 11, 12, 13 or earlier, both iPhone 15 and iPhone 16 will feel like a big improvement. In that case, your decision should come down to budget and features.
Upgrade to iPhone 15 if you want
- Better value
- A modern Apple phone
- Strong everyday performance
- USB-C
- A lower price
Upgrade to iPhone 16 if you want
- Apple Intelligence
- A18 chip
- Camera Control
- Better camera features
- Longer future use
If your budget allows, iPhone 16 is more future-ready. If you want to save money, iPhone 15 is still a very good upgrade.
BuyersBest Choice by Buyer Type
Here's a simple buyer guide to help you choose between iPhone 15 and iPhone 16.
| Buyer type | Best choice | Why |
|---|---|---|
| Budget buyer | iPhone 15 | Lower price and strong features |
| Student | Refurbished iPhone 15 | Better value for daily use |
| Everyday user | iPhone 15 | Great camera, display and performance |
| AI-focused buyer | iPhone 16 | Supports Apple Intelligence |
| Gamer | iPhone 16 | A18 chip is better for performance |
| Content creator | iPhone 16 | Camera Control, macro and spatial video |
| Long-term buyer | iPhone 16 | More future-ready hardware |
| Deal hunter | Refurbished iPhone 15 | Strong value with warranty |
| Gift buyer | iPhone 15 or 16 | Depends on budget and needs |
← Swipe to see the full guide →
This is why the best choice isn't the same for everyone. The iPhone 16 is technically better, but the iPhone 15 can be the better buy for people who want value.
ZextonsWhy Buy Your Next iPhone from Zextons?
When buying an iPhone, the phone itself is only part of the decision. You also need to think about trust, warranty, delivery, returns and value.
At Zextons, you can shop new and refurbished phones from trusted brands, including Apple — making it easier to compare options and choose the right iPhone for your budget.
Zextons is a strong option for UK buyers because you'll find:
- New and refurbished Apple products
- Fully tested refurbished devices
- Warranty-backed phones
- Fast UK delivery options
- 30-day returns
- Better-value iPhone deals
- Unlocked iPhone options
- A wide range of Apple devices in one place
Pick your iPhone
Refurbished iPhone 15
Premium Apple phone at a lower price
iPhone 16 128GB
A18 chip, Apple Intelligence & Camera Control
If you want the best value, explore the refurbished iPhone 15. If you want newer features, check the iPhone 16 128GB. You can also browse the full Apple collection to compare new and refurbished iPhone deals.
FinalFinal Verdict: iPhone 15 or iPhone 16?
The iPhone 16 is the better phone overall. It has the newer A18 chip, Apple Intelligence support, Camera Control, macro photography, spatial video, Wi-Fi 7 and slightly better battery life. If you want a more future-ready iPhone, the iPhone 16 is the stronger choice.
The iPhone 15 is still a very smart buy in 2026, though. It has a premium design, Dynamic Island, USB-C, a strong 48MP camera, excellent everyday performance and a lower price. For many UK buyers, especially those looking for value, the iPhone 15 is still one of the best Apple phones to consider.
- Choose iPhone 15 if you want the best value.
- Choose iPhone 16 if you want newer features.
- Choose refurbished iPhone 15 if you want a premium Apple phone at a better price.
Ready to choose your next iPhone?
Shop new and refurbished Apple iPhones at Zextons and find the right phone for your budget, features and upgrade needs.
FAQFAQs About iPhone 15 vs iPhone 16
Is iPhone 16 better than iPhone 15?
Yes, the iPhone 16 is better overall because it has the A18 chip, Apple Intelligence support, Camera Control, macro photography, spatial video and slightly better battery life. The iPhone 15 is still better value if you want a lower price.
Is iPhone 15 still worth buying in 2026?
Yes — especially if you want a modern Apple phone at a better price. It still has USB-C, Dynamic Island, a 48MP camera, strong performance and excellent everyday usability.
Should I buy iPhone 15 or iPhone 16?
Buy iPhone 15 if you want better value and don't need Apple Intelligence. Buy iPhone 16 if you want the newer A18 chip, AI features, Camera Control and better long-term performance.
Is iPhone 16 worth the extra money?
The iPhone 16 is worth the extra money if you care about Apple Intelligence, Camera Control, better performance, improved camera features and longer future use. If you mainly use your phone for everyday tasks, the iPhone 15 may be better value.
Does iPhone 15 support Apple Intelligence?
The standard iPhone 15 does not support Apple Intelligence. If Apple Intelligence is important to you, the iPhone 16 is the better choice.
Does iPhone 16 support Apple Intelligence?
Yes, the iPhone 16 supports Apple Intelligence. This is one of the main reasons to choose iPhone 16 over iPhone 15.
Which has a better camera, iPhone 15 or iPhone 16?
The iPhone 16 has the better camera feature set because it includes Camera Control, macro photography and spatial photos/video. The iPhone 15 still has an excellent 48MP camera for everyday photos and videos.
Which has better battery life, iPhone 15 or iPhone 16?
The iPhone 16 has slightly better battery life. Apple lists up to 22 hours of video playback for iPhone 16 compared with up to 20 hours for iPhone 15.
Is refurbished iPhone 15 a good buy?
Yes — a refurbished iPhone 15 can be a very good buy if you want a premium Apple phone at a lower price. It's especially suitable for students, everyday users and value-focused buyers.
Where can I buy iPhone 15 or iPhone 16 in the UK?
You can buy new and refurbished iPhones from Zextons in the UK. Browse the Apple collection to compare iPhone 15, iPhone 16 and other Apple deals.
