realme 15x 5G vs Xiaomi 15 Ultra
28.9Performance79.1
50.4Display69.1
37.9Camera73.2
75.6Battery79
46.7Features78.7
6 spec wins — realme 15x 5G6 spec wins — Xiaomi 15 Ultra
InnoReviews verdict
Xiaomi 15 Ultra wins this phone face-off, 75.9 to 46.1, pulling ahead mainly in performance (+50) and camera (+35). realme 15x 5G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the realme 15x 5G
- 56% higher Front camera: 50 MP vs 32 MP
- 29% higher capacity: 7,000 mAh vs 5,410 mAh
- 20% higher Refresh rate: 144 Hz vs 120 Hz
- 11% lower thickness: 8.3 mm vs 9.4 mm
Reasons to pick the Xiaomi 15 Ultra
- Stronger performance score: 79 vs 29
- Stronger display score: 69 vs 50
- Stronger camera score: 73 vs 38
- Stronger battery score: 79 vs 76
- Stronger features score: 79 vs 47
Display
| Spec | realme 15x 5G | Xiaomi 15 Ultra |
|---|---|---|
| Screen size | 6.81 ″+1% | 6.73 ″ |
| Panel type | IPS LCD | LTPO AMOLED |
| Resolution | 720x1570 | 1440x3200 |
| Pixel density | 254 ppi | 522 ppi+106% |
| Refresh rate | 144 Hz+20% | 120 Hz |
| Peak brightness | 1,200 nits | 3,200 nits+167% |
| Screen-to-body | 87.6 % | 90 %+3% |
Performance
| Spec | realme 15x 5G | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | MediaTek Dimensity 6300 | Snapdragon 8 Elite |
| AnTuTu | — | 2,650,000 |
| Geekbench 6 (single) | — | 3,050Top 12% |
| Geekbench 6 (multi) | — | 9,600Top 11% |
| RAM (max) | 8 GB | 16 GB+100% |
| Storage options | 128/256GB | 256/512GB/1TB |
| Storage type | — | UFS 4.1 |
Camera
| Spec | realme 15x 5G | Xiaomi 15 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.63 |
| Ultra-wide | — | 50 MP |
| Telephoto | — | 200 MP |
| Optical zoom | — | 4.3 x |
| Max video | 1080p@30fps | 8K@30fps |
| Front camera | 50 MP+56% | 32 MP |
| OIS | — | Yes |
Battery
| Spec | realme 15x 5G | Xiaomi 15 Ultra |
|---|---|---|
| Capacity | 7,000 mAh+29% | 5,410 mAh |
| Wired charging | 60 W | 90 W+50% |
| Wireless charging | — | 80 W |
| Active use endurance | — | 12 h |
Design
| Spec | realme 15x 5G | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 212 g+6% | 226 g |
| Thickness | 8.3 mm+11% | 9.4 mm |
| IP rating | IP66/IP68/IP69 | IP68 |
| Frame material | — | Aluminum |
Connectivity
| Spec | realme 15x 5G | Xiaomi 15 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.3 | 6.0 |
| NFC | No | Yes |
| USB | USB Type-C | USB-C 3.2 |
| eSIM | — | Yes |
Software
| Spec | realme 15x 5G | Xiaomi 15 Ultra |
|---|---|---|
| OS at launch | Android 15 | Android 15 (HyperOS 2) |
| OS update pledge | — | 4 years |
Audio
| Spec | realme 15x 5G | Xiaomi 15 Ultra |
|---|---|---|
| Stereo speakers | — | Yes |
| 3.5mm jack | No | No |