Apple iPhone XS Max vs Xiaomi 15
The Verdict
Apple's iPhone XS Max dominated 2018 with its premium build quality, featuring stainless steel construction, and exceptional display calibration across 725 nits brightness on a 6.5-inch Super Retina OLED panel. Its A12 Bionic processor delivered smooth performance for its time, though 4GB RAM feels restrictive today. Camera capabilities included reliable 12MP main and telephoto sensors with 4K@60fps video. Xiaomi's 15 represents a generational leap forward, priced 45% lower at $599. It delivers substantially better hardware across nearly every metric: 12GB RAM versus 4GB, a 5400mAh battery compared to 3174mAh, blazingly fast 90W charging, superior camera hardware with 50MP sensors and 8K recording, and the cutting-edge Snapdragon 8 Elite processor. The 6.36-inch LTPO AMOLED display reaches an impressive 3200 nits peak brightness with 120Hz refresh rates. Connectivity includes 5G, Wi-Fi 7, and USB-C 3.2 versus the XS Max's Wi-Fi 5 and proprietary Lightning. The XS Max maintains advantages in software maturity, ecosystem integration, and long-term support through 2024, plus Apple's legendary build quality. However, the Xiaomi 15 offers dramatically superior value, modern technology, and real-world performance for half the price. Unless ecosystem loyalty matters significantly, the Xiaomi 15 is the objectively better choice.
Who Should Buy
Buy the Apple iPhone XS Max if…
- →Largest iPhone display at the time (6.5 inches)
- →Dual SIM with eSIM support introduced
- →Gorgeous Super Retina OLED display
Buy the Xiaomi 15 if…
- →Snapdragon 8 Elite delivers top-tier performance
- →Triple 50MP camera system with Leica optics at a competitive price
- →Compact 6.36-inch size with flagship specs — rare in 2025
Category Scores
Pros & Cons
Apple iPhone XS Max
Pros
- Largest iPhone display at the time (6.5 inches)
- Dual SIM with eSIM support introduced
- Gorgeous Super Retina OLED display
- A12 Bionic with first 7nm mobile chip
- Stereo speakers with wide sound
Cons
- No ultrawide camera
- 5W charger in the box
- Very expensive starting at $1099
- No Night mode in camera
- No Wi-Fi 6 support
Xiaomi 15
Pros
- Snapdragon 8 Elite delivers top-tier performance
- Triple 50MP camera system with Leica optics at a competitive price
- Compact 6.36-inch size with flagship specs — rare in 2025
- Blazing 90W wired charging fills the 5400 mAh battery in under 30 minutes
- 3200-nit peak brightness is excellent for outdoor visibility
Cons
- HyperOS still carries some bloatware and ad placements
- 2.6x telephoto lacks the reach of 5x periscope competitors
- Limited global availability compared to Samsung and Apple
- No headphone jack
Full Specifications
| Spec | Apple iPhone XS Max | Xiaomi 15 |
|---|---|---|
| Software | iOS 12 | Android 15 (HyperOS 2) |
| Body | ||
| Weight | 208 g | 191 g |
| Material | Stainless steel frame, glass back | Aluminum frame, Gorilla Glass Victus 2 |
| IP rating | IP68 | IP68 |
| Dimensions | 157.5 x 77.4 x 7.7 mm | 152.3 x 71.2 x 8.08 mm |
| Camera | ||
| Main camera | 12 MP, f/1.8, OIS | 50 MP, f/1.6, OIS (Light Fusion 900 sensor) |
| Front camera | 7 MP, f/2.2 | 32 MP, f/2.0 |
| Video | 4K@60fps | 8K@24fps, 4K@60fps |
| Telephoto | 12 MP, f/2.4, 2x optical zoom | 50 MP, f/2.0, 2.6x optical zoom |
| Ultrawide | — | 50 MP, f/2.2, 115-degree |
| Memory | ||
| RAM | 4 GB | 12 GB |
| Storage options | 64 GB, 256 GB, 512 GB | 256 GB, 512 GB |
| Battery | ||
| Capacity | 3174 mAh | 5400 mAh |
| Charging | 18W wired (adapter sold separately) | 90W wired |
| Wireless charging | 7.5W Qi | 50W wireless |
| Display | ||
| Size | 6.5 inches | 6.36 inches |
| Type | Super Retina OLED | LTPO AMOLED |
| Resolution | 2688 x 1242 | 2670 x 1200 |
| Refresh rate | 60Hz | 1-120Hz |
| Brightness (nits) | 725 | 3200 |
| Processor | ||
| CPU | Hexa-core (2x2.5 GHz + 4x1.6 GHz) | Octa-core (2x4.32 GHz + 6x3.53 GHz) |
| GPU | Apple GPU (4-core) | Adreno 830 |
| Chipset | Apple A12 Bionic | Qualcomm Snapdragon 8 Elite |
| Connectivity | ||
| 5G | ||
| NFC | ||
| USB | Lightning | USB-C 3.2 |
| Wi-Fi | Wi-Fi 5 (802.11ac) | Wi-Fi 7 |
| Bluetooth | 5.0 | 5.4 |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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