REDMI K90 Max vs Samsung Galaxy S23 Ultra
64.4Performance54.3
79.4Display59.7
43.4Camera69.9
83.2Battery62.8
86.7Features78.7
9 spec wins — REDMI K90 Max4 spec wins — Samsung Galaxy S23 Ultra
InnoReviews verdict
REDMI K90 Max wins this phone face-off, 69.2 to 62.6, pulling ahead mainly in battery (+20) and display (+20). Samsung Galaxy S23 Ultra 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 Max
- Stronger performance score: 64 vs 54
- Stronger display score: 79 vs 60
- Stronger battery score: 83 vs 63
- Stronger features score: 87 vs 79
- 122% higher Wired charging: 100 W vs 45 W
Reasons to pick the Samsung Galaxy S23 Ultra
- Stronger camera score: 70 vs 43
- 300% higher Main camera: 200 MP vs 50 MP
- 50% higher ultra-wide: 12 MP vs 8 MP
- 12% higher Pixel density: 501 ppi vs 447 ppi
- Has eSIM — the other doesn't
Display
| Spec | REDMI K90 Max | Samsung Galaxy S23 Ultra |
|---|---|---|
| Screen size | 6.83 ″ | 6.8 ″ |
| Panel type | AMOLED | Dynamic AMOLED 2X |
| Resolution | 1280x2772 | 1440x3088 |
| Pixel density | 447 ppi | 501 ppi+12% |
| Refresh rate | 165 Hz+38% | 120 Hz |
| Peak brightness | 3,500 nits+100% | 1,750 nits |
| Screen-to-body | — | 89.9 % |
Performance
| Spec | REDMI K90 Max | Samsung Galaxy S23 Ultra |
|---|---|---|
| Chipset | MediaTek Dimensity 9500 | Snapdragon 8 Gen 2 for Galaxy |
| AnTuTu | — | 1,677,954Bottom 50% |
| AnTuTu 11 (CPU) | — | 550,163Bottom 51% |
| AnTuTu 11 (GPU) | — | 416,322Bottom 47% |
| AnTuTu 11 (Memory) | — | 277,973Bottom 51% |
| AnTuTu 11 (UX) | — | 433,496Top 44% |
| Geekbench 6 (single) | — | 2,000Top 34% |
| Geekbench 6 (multi) | — | 5,400Top 34% |
| RAM (max) | 16 GB+33% | 12 GB |
| Storage options | 256/512GB/1TB | 256/512GB/1TB |
| Storage type | UFS 4.1 | UFS 4.0 |
Camera
| Spec | REDMI K90 Max | Samsung Galaxy S23 Ultra |
|---|---|---|
| Main camera | 50 MP | 200 MP+300% |
| Main aperture | f/1.68 | f/1.7 |
| Ultra-wide | 8 MP | 12 MP+50% |
| Telephoto | — | 10 MP |
| Optical zoom | — | 10 x |
| Max video | 8K@30fps | 8K@30fps |
| Front camera | 20 MP+67% | 12 MP |
| OIS | Yes | Yes |
Battery
| Spec | REDMI K90 Max | Samsung Galaxy S23 Ultra |
|---|---|---|
| Capacity | 8,550 mAh+71% | 5,000 mAh |
| Wired charging | 100 W+122% | 45 W |
| Wireless charging | — | 15 W |
| Active use endurance | — | 12 h |
Design
| Spec | REDMI K90 Max | Samsung Galaxy S23 Ultra |
|---|---|---|
| Weight | 227 g+3% | 234 g |
| Thickness | 8.2 mm+8% | 8.9 mm |
| IP rating | IP66/IP68/IP69 | IP68 |
| Frame material | — | Armor Aluminum |
Connectivity
| Spec | REDMI K90 Max | Samsung Galaxy S23 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6E |
| Bluetooth | 5.4 | 5.3 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | REDMI K90 Max | Samsung Galaxy S23 Ultra |
|---|---|---|
| OS at launch | Android 16 (HyperOS 3) | Android 13 (One UI 5.1) |
| OS update pledge | — | 4 years |
Audio
| Spec | REDMI K90 Max | Samsung Galaxy S23 Ultra |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | — | No |
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