Infinix Note 40X 5G vs Vivo iQOO 15 Ultra
The Infinix Note 40X 5G (2024) runs on the MediaTek Dimensity 6300, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 46/100 (a 43-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the main camera is 108 MP vs 50 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 528,398); the Infinix Note 40X 5G is noticeably lighter (201g vs 227g).
Profile comparison
Category scores
Infinix Note 40X 5G
Vivo iQOO 15 Ultra
What makes Infinix Note 40X 5G better?
- Better main camera: 108MP vs 50MP
- Lighter: 201g vs 227g
- Better portability (55/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 528398
- Better Geekbench Single: 3639 vs 771
- Better Geekbench Multi: 11047 vs 1980
- Bigger battery: 7400 vs 5000 mAh
- Faster charging: 120W vs 18W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 43/100)
- Better camera (78/100 vs 39/100)
- Longer battery life (92/100 vs 43/100)
- Better display (99/100 vs 66/100)
Comparison verdict
Comparing the Infinix Note 40X 5G vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 43 points higher (89/100 vs 46/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 43/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 39/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 43/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G (99/100 vs 43/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G (99/100 vs 66/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G (78/100 vs 39/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G (92/100 vs 43/100). In the "portability" category, the Infinix Note 40X 5G notably outperforms the Vivo iQOO 15 Ultra (55/100 vs 35/100).
Specs comparison
| Specification | Infinix Note 40X 5G | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6300 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 528398 | 4602290 | |
| Geekbench Single | 771 | 3639 | |
| Geekbench Multi | 1980 | 11047 | |
| Display | 6.8" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 1080x2460 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5000 mAh | 7400 mAh | |
| Charging | 18W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB / 24GB | |
| Storage | 256GB | 256GB / 512GB / 1TB | |
| OS | Android 14, XOS 14 | Android 16 | |
| Brightness (peak) | — | 8000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 168.9×76.5×8.3 mm | 163.7×76.8×8.7 mm | |
| Weight | 201 g | 227 g | |
| Launch price | — | $799 |
Camera comparison
Infinix Note 40X 5G
- Main: 108MP f/1.8
- Front: 8MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Infinix Note 40X 5G
- 6.8" IPS LCD
- Resolution: 1080x2460
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Infinix Note 40X 5G
- 5000 mAh
- Wired: 18W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Overall performance score
We compared Infinix Note 40X 5G and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Infinix Note 40X 5G by 88.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Infinix Note 40X 5G
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G (99/100 vs 43/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G (99/100 vs 66/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G (78/100 vs 39/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G (92/100 vs 43/100).
portability
In the "portability" category, the Infinix Note 40X 5G notably outperforms the Vivo iQOO 15 Ultra (55/100 vs 35/100).
Frequently asked questions
Which is better: the Infinix Note 40X 5G or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 40X 5G by 43 points (89/100 vs 46/100).
What is the rating of the Infinix Note 40X 5G and the Vivo iQOO 15 Ultra?
The Infinix Note 40X 5G has a MobileRank rating of 46/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Infinix Note 40X 5G or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 39/100).
Which is more powerful: the Infinix Note 40X 5G or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 43/100).
Should you choose the Infinix Note 40X 5G over the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.