Infinix Note 40S vs Xiaomi 17 Ultra
The Infinix Note 40S (2024) runs on the MediaTek Helio G99 Ultimate, while the Xiaomi 17 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Xiaomi 17 Ultra leads — 89/100 vs 50/100 (a 39-point difference). Key differences: the Xiaomi 17 Ultra has the bigger battery (6000 mAh vs 5000); the main camera is 108 MP vs 50 MP; the Infinix Note 40S is noticeably lighter (176g vs 226g).
Profile comparison
Category scores
Infinix Note 40S
Xiaomi 17 Ultra
What makes Infinix Note 40S better?
- Better main camera: 108MP vs 50MP
- Lighter: 176g vs 226g
- Better portability (76/100 vs 40/100)
What makes Xiaomi 17 Ultra better?
- Better Geekbench Single: 3639 vs 760
- Better Geekbench Multi: 11047 vs 1890
- Bigger battery: 6000 vs 5000 mAh
- Faster charging: 90W vs 33W
- Faster wireless charging: 50W vs 20W
- Higher performance (97/100 vs 38/100)
- Better camera (93/100 vs 46/100)
- Longer battery life (80/100 vs 54/100)
- Better display (89/100 vs 79/100)
Comparison verdict
Comparing the Infinix Note 40S vs the Xiaomi 17 Ultra, the Xiaomi 17 Ultra scores 39 points higher (89/100 vs 50/100). In the "performance" category, the Xiaomi 17 Ultra leads (97/100 vs 38/100). In the "camera" category, the Xiaomi 17 Ultra leads (93/100 vs 46/100). In the "battery" category, the Xiaomi 17 Ultra leads (80/100 vs 54/100). In the "performance" category, the Xiaomi 17 Ultra significantly outperforms the Infinix Note 40S (97/100 vs 38/100). In the "display" category, the Xiaomi 17 Ultra is a bit better (89/100 vs 79/100). In the "camera" category, the Xiaomi 17 Ultra significantly outperforms the Infinix Note 40S (93/100 vs 46/100). In the "battery" category, the Xiaomi 17 Ultra notably outperforms the Infinix Note 40S (80/100 vs 54/100). In the "portability" category, the Infinix Note 40S significantly outperforms the Xiaomi 17 Ultra (76/100 vs 40/100).
Specs comparison
| Specification | Infinix Note 40S | Xiaomi 17 Ultra | |
|---|---|---|---|
| Processor | MediaTek Helio G99 Ultimate | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | — | 3667711 | |
| Geekbench Single | 760 | 3639 | |
| Geekbench Multi | 1890 | 11047 | |
| Display | 6.8" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2436 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 6000 mAh | |
| Charging | 33W | 90W | |
| Wireless charging | 20W | 50W | |
| DXOMark (camera) | — | 166 | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 256GB | 256GB / 512GB / 1TB | |
| OS | Android 14, up to 2 major Android upgrades, XOS 14 | Android 16 | |
| Brightness (peak) | 1300 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP54 | IP68 | |
| Dimensions | 164.1×74.6×7.8 mm | 162.9×77.6×8.3 mm | |
| Weight | 176 g | 226 g | |
| Launch price | — | $999 |
Camera comparison
Infinix Note 40S
- Main: 108MP f/1.9
- Front: 32MP
Xiaomi 17 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Infinix Note 40S
- 6.8" AMOLED
- Resolution: 1080x2436
- Refresh rate: 120 Hz
Xiaomi 17 Ultra
- 6.8" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Battery and charging
Infinix Note 40S
- 5000 mAh
- Wired: 33W
- Wireless: 20W
Xiaomi 17 Ultra
- 6000 mAh
- NanoReview test: web browsing 16:09 hrs, total 33:23 hrs
- Wired: 90W
- Wireless: 50W
Benchmarks
Launch prices and where to check today's
Infinix Note 40S
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 17 Ultra significantly outperforms the Infinix Note 40S (97/100 vs 38/100).
display
In the "display" category, the Xiaomi 17 Ultra is a bit better (89/100 vs 79/100).
camera
In the "camera" category, the Xiaomi 17 Ultra significantly outperforms the Infinix Note 40S (93/100 vs 46/100).
battery
In the "battery" category, the Xiaomi 17 Ultra notably outperforms the Infinix Note 40S (80/100 vs 54/100).
portability
In the "portability" category, the Infinix Note 40S significantly outperforms the Xiaomi 17 Ultra (76/100 vs 40/100).
Frequently asked questions
Which is better: the Infinix Note 40S or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra significantly outperforms the Infinix Note 40S by 39 points (89/100 vs 50/100).
What is the rating of the Infinix Note 40S and the Xiaomi 17 Ultra?
The Infinix Note 40S has a MobileRank rating of 50/100, the Xiaomi 17 Ultra — 89/100.
Which has the better camera: the Infinix Note 40S or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra leads on camera score (93/100 vs 46/100).
Which is more powerful: the Infinix Note 40S or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra leads on performance (97/100 vs 38/100).
Should you choose the Infinix Note 40S over the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.