Samsung Galaxy A18 4G vs Xiaomi 15 Ultra
20Performance79.1
46Display69.1
41.9Camera73.2
43.7Battery79
49.3Features78.7
3 spec wins — Samsung Galaxy A18 4G12 spec wins — Xiaomi 15 Ultra
InnoReviews verdict
Xiaomi 15 Ultra wins this phone face-off, 75.9 to 37.3, pulling ahead mainly in performance (+59) and battery (+35). Samsung Galaxy A18 4G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Samsung Galaxy A18 4G
- 50% higher OS update pledge: 6 years vs 4 years
- 18% lower thickness: 7.7 mm vs 9.4 mm
- 13% lower weight: 196 g vs 226 g
Reasons to pick the Xiaomi 15 Ultra
- Stronger performance score: 79 vs 20
- Stronger display score: 69 vs 46
- Stronger camera score: 73 vs 42
- Stronger battery score: 79 vs 44
- Stronger features score: 79 vs 49
Display
| Spec | Samsung Galaxy A18 4G | Xiaomi 15 Ultra |
|---|---|---|
| Screen size | 6.7 ″ | 6.73 ″ |
| Panel type | Super AMOLED | LTPO AMOLED |
| Resolution | 1080x2340 | 1440x3200 |
| Pixel density | 385 ppi | 522 ppi+36% |
| Refresh rate | 90 Hz | 120 Hz+33% |
| Peak brightness | — | 3,200 nits |
| Screen-to-body | 86 % | 90 %+5% |
Performance
| Spec | Samsung Galaxy A18 4G | Xiaomi 15 Ultra |
|---|---|---|
| Chipset | Exynos 1610 | Snapdragon 8 Elite |
| AnTuTu | — | 2,650,000 |
| Geekbench 6 (single) | — | 3,050Top 12% |
| Geekbench 6 (multi) | — | 9,600Top 11% |
| RAM (max) | 4 GB | 16 GB+300% |
| Storage options | 64/128/256GB | 256/512GB/1TB |
| Storage type | — | UFS 4.1 |
Camera
| Spec | Samsung Galaxy A18 4G | Xiaomi 15 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.63 |
| Ultra-wide | 5 MP | 50 MP+900% |
| Telephoto | — | 200 MP |
| Optical zoom | — | 4.3 x |
| Max video | 1080p@30fps | 8K@30fps |
| Front camera | 13 MP | 32 MP+146% |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy A18 4G | Xiaomi 15 Ultra |
|---|---|---|
| Capacity | 5,000 mAh | 5,410 mAh+8% |
| Wired charging | 25 W | 90 W+260% |
| Wireless charging | — | 80 W |
| Active use endurance | — | 12 h |
Design
| Spec | Samsung Galaxy A18 4G | Xiaomi 15 Ultra |
|---|---|---|
| Weight | 196 g+13% | 226 g |
| Thickness | 7.7 mm+18% | 9.4 mm |
| IP rating | IP64 | IP68 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | Samsung Galaxy A18 4G | Xiaomi 15 Ultra |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | 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 | Samsung Galaxy A18 4G | Xiaomi 15 Ultra |
|---|---|---|
| OS at launch | Android 17 (One UI 9) | Android 15 (HyperOS 2) |
| OS update pledge | 6 years+50% | 4 years |
Audio
| Spec | Samsung Galaxy A18 4G | Xiaomi 15 Ultra |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | No | No |