Infinix Note 50x vs Vivo iQOO 15 Ultra
The Infinix Note 50x (2025) runs on the MediaTek Dimensity 7300 Ultimate, 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 — 84/100 vs 31/100 (a 53-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5500); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 877,641); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Infinix Note 50x doesn't; the Infinix Note 50x is noticeably lighter (195g vs 227g).
Infinix Note 50x
Vivo iQOO 15 Ultra
- Lighter: 195g vs 227g
- Better design/ergonomics (56/100 vs 16/100)
- Higher AnTuTu: 4602290 vs 877641
- Better Geekbench Single: 3640 vs 1011
- Better Geekbench Multi: 11033 vs 2813
- Bigger battery: 7400 vs 5500 mAh
- Faster charging: 120W vs 45W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (97/100 vs 2/100)
- Better camera (74/100 vs 24/100)
- Longer battery life (86/100 vs 49/100)
Comparing the Infinix Note 50x vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 53 points higher (84/100 vs 31/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 2/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 24/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 49/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 50x (97/100 vs 2/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 50x (74/100 vs 24/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 50x (86/100 vs 49/100). In the "design" category, the Infinix Note 50x significantly outperforms the Vivo iQOO 15 Ultra (56/100 vs 16/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Infinix Note 50x | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 7300 Ultimate | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 877641 | 4602290 | |
| Geekbench Single | 1011 | 3640 | |
| Geekbench Multi | 2813 | 11033 | |
| Display | 6.7" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 720x1600 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5500 mAh | 7400 mAh | |
| Charging | 45W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 15, up to 2 major Android upgrades, XOS 15 | Android 16 | |
| Brightness (peak) | 560 nits | 8000 nits | |
| NFC | no | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 165.4×76.4×8.0 mm | 163.7×76.8×8.7 mm | |
| Weight | 195 g | 227 g | |
| Price | — | $799 |
Infinix Note 50x
- Main: 50MP f/f/1.6
- Front: 8MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Infinix Note 50x
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Infinix Note 50x
- 5500 mAh
- Wired: 45W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Infinix Note 50x and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Infinix Note 50x by 80.9% in our overall performance rating.
Infinix Note 50x
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 50x (97/100 vs 2/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 50x (74/100 vs 24/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 50x (86/100 vs 49/100).
design
In the "design" category, the Infinix Note 50x significantly outperforms the Vivo iQOO 15 Ultra (56/100 vs 16/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Infinix Note 50x or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Infinix Note 50x by 53 points (84/100 vs 31/100).
What is the rating of the Infinix Note 50x and the Vivo iQOO 15 Ultra?
The Infinix Note 50x has a MobileRank rating of 31/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Infinix Note 50x or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 24/100).
Which is more powerful: the Infinix Note 50x or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 2/100).
Should you choose the Infinix Note 50x over the Vivo iQOO 15 Ultra?
The Infinix Note 50x is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.