Nothing Phone (2a) vs Xiaomi 15 Ultra
25.3Performance79.1
49.7Display69.1
54.8Camera73.2
70.1Battery79
65.3Features78.7
3 spec wins — Nothing Phone (2a)12 spec wins — Xiaomi 15 Ultra
InnoReviews verdict
Xiaomi 15 Ultra wins this phone face-off, 75.9 to 49, pulling ahead mainly in performance (+54) and display (+19). Nothing Phone (2a) still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Nothing Phone (2a)
- 33% higher Active use endurance: 15.9 h vs 12 h
- 16% lower weight: 190 g vs 226 g
- Lower launch price: $349 vs $1,499
Reasons to pick the Xiaomi 15 Ultra
- Stronger performance score: 79 vs 25
- Stronger display score: 69 vs 50
- Stronger camera score: 73 vs 55
- Stronger battery score: 79 vs 70
- Stronger features score: 79 vs 65
Display
| Spec | Nothing Phone (2a) | Xiaomi 15 Ultra |
|---|---|---|
| Screen size | 6.7 ″ | 6.73 ″ |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 1084x2412 | 1440x3200 |
| Pixel density | 394 ppi | 522 ppi+32% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,300 nits | 3,200 nits+146% |
| Screen-to-body | 87.6 % | 90 %+3% |
Performance
| Spec | Nothing Phone (2a) | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | MediaTek Dimensity 7200 Pro | Snapdragon 8 Elite |
| AnTuTu | — | 2,650,000 |
| Geekbench 6 (single) | 1,128Bottom 43% | 3,050+170%Top 12% |
| Geekbench 6 (multi) | 2,592Bottom 27% | 9,600+270%Top 11% |
| Wild Life Extreme stability | 100 %Top 3% | — |
| RAM (max) | 12 GB | 16 GB+33% |
| Storage options | 128GB/256GB | 256/512GB/1TB |
| Storage type | — | UFS 4.1 |
Camera
| Spec | Nothing Phone (2a) | Xiaomi 15 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.88 | f/1.63 |
| Ultra-wide | 50 MP | 50 MP |
| Telephoto | — | 200 MP |
| Optical zoom | — | 4.3 x |
| Max video | 4K@30fps | 8K@30fps |
| Front camera | 32 MP | 32 MP |
| OIS | Yes | Yes |
Battery
| Spec | Nothing Phone (2a) | Xiaomi 15 Ultra |
|---|---|---|
| Capacity | 5,000 mAh | 5,410 mAh+8% |
| Wired charging | 45 W | 90 W+100% |
| Wireless charging | 0 W | 80 W |
| Active use endurance | 15.9 h+33% | 12 h |
Design
| Spec | Nothing Phone (2a) | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 190 g+16% | 226 g |
| Thickness | 8.6 mm+8% | 9.4 mm |
| IP rating | IP54 | IP68 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | Nothing Phone (2a) | Xiaomi 15 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.3 | 6.0 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | Nothing Phone (2a) | Xiaomi 15 Ultra |
|---|---|---|
| OS at launch | Android 14 (Nothing OS 2.5) | Android 15 (HyperOS 2) |
| OS update pledge | 3 years | 4 years+33% |
Audio
| Spec | Nothing Phone (2a) | Xiaomi 15 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |