REDMI K90 Ultra vs Samsung Galaxy A55
64.4Performance37.9
78.7Display46.1
43.4Camera46.8
83.2Battery52.7
86.7Features78.7
8 spec wins — REDMI K90 Ultra4 spec wins — Samsung Galaxy A55
InnoReviews verdict
REDMI K90 Ultra wins this phone face-off, 69.1 to 48.4, pulling ahead mainly in display (+33) and battery (+31). Samsung Galaxy A55 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the REDMI K90 Ultra
- Stronger performance score: 64 vs 38
- Stronger display score: 79 vs 46
- Stronger battery score: 83 vs 53
- Stronger features score: 87 vs 79
- 300% higher Wired charging: 100 W vs 25 W
Reasons to pick the Samsung Galaxy A55
- Stronger camera score: 47 vs 43
- 60% higher Front camera: 32 MP vs 20 MP
- 50% higher ultra-wide: 12 MP vs 8 MP
- Has eSIM — the other doesn't
Display
| Spec | REDMI K90 Ultra | Samsung Galaxy A55 |
|---|---|---|
| Screen size | 6.83 ″+3% | 6.6 ″ |
| Panel type | AMOLED | Super AMOLED |
| Resolution | 1280x2772 | 1080x2340 |
| Pixel density | 447 ppi+15% | 390 ppi |
| Refresh rate | 165 Hz+38% | 120 Hz |
| Peak brightness | 3,500 nits+250% | 1,000 nits |
| Screen-to-body | 90.3 %+5% | 85.8 % |
Performance
| Spec | REDMI K90 Ultra | Samsung Galaxy A55 |
|---|---|---|
| Chipset | Snapdragon 8 Elite | Samsung Exynos 1480 |
| AnTuTu | — | 997,950Bottom 37% |
| AnTuTu 11 (CPU) | — | 353,082Bottom 31% |
| AnTuTu 11 (GPU) | — | 224,206Bottom 40% |
| AnTuTu 11 (Memory) | — | 162,521Bottom 28% |
| AnTuTu 11 (UX) | — | 258,141Bottom 26% |
| Geekbench 6 (single) | — | 1,150Bottom 43% |
| Geekbench 6 (multi) | — | 3,400Bottom 46% |
| RAM (max) | 16 GB+33% | 12 GB |
| Storage options | 256/512GB | 128/256GB |
| Storage type | UFS 4.1 | — |
Camera
| Spec | REDMI K90 Ultra | Samsung Galaxy A55 |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.7 | f/1.8 |
| Ultra-wide | 8 MP | 12 MP+50% |
| Optical zoom | — | 1 x |
| Max video | 8K@30fps | 4K@30fps |
| Front camera | 20 MP | 32 MP+60% |
| OIS | Yes | Yes |
Battery
| Spec | REDMI K90 Ultra | Samsung Galaxy A55 |
|---|---|---|
| Capacity | 8,550 mAh+71% | 5,000 mAh |
| Wired charging | 100 W+300% | 25 W |
| Wireless charging | — | 0 W |
| Active use endurance | — | 11 h |
Design
| Spec | REDMI K90 Ultra | Samsung Galaxy A55 |
|---|---|---|
| Weight | 227 g | 213 g+6% |
| Thickness | 8.2 mm | 8.2 mm |
| IP rating | IP68/IP69 | IP67 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | REDMI K90 Ultra | Samsung Galaxy A55 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6 |
| Bluetooth | 5.4 | 5.3 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C 2.0 |
| eSIM | No | Yes |
Software
| Spec | REDMI K90 Ultra | Samsung Galaxy A55 |
|---|---|---|
| OS at launch | Android 16 (HyperOS 3) | Android 14 (One UI 6.1) |
| OS update pledge | — | 4 years |
Audio
| Spec | REDMI K90 Ultra | Samsung Galaxy A55 |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |