Vivo Y15s 2021 vs Xiaomi 17 Ultra (China)
The Vivo Y15s 2021 (2021) runs on the MediaTek Helio P35, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Xiaomi 17 Ultra (China) leads — 87/100 vs 26/100 (a 61-point difference). Key differences: the Xiaomi 17 Ultra (China) has the bigger battery (6800 mAh vs 5000); the main camera is 13 MP vs 50 MP; the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,950,082 vs 199,111); the Xiaomi 17 Ultra (China) has NFC for contactless payments, the Vivo Y15s 2021 doesn't; the Vivo Y15s 2021 is noticeably lighter (179g vs 224g).
Profile comparison
Category scores
Vivo Y15s 2021
Xiaomi 17 Ultra (China)
What makes Vivo Y15s 2021 better?
- Lighter: 179g vs 224g
- Better portability (68/100 vs 42/100)
What makes Xiaomi 17 Ultra (China) better?
- Higher AnTuTu: 3950082 vs 199111
- Better Geekbench Single: 3639 vs 476
- Better Geekbench Multi: 11047 vs 828
- Bigger battery: 6800 vs 5000 mAh
- Faster charging: 90W vs 10W
- Better main camera: 50MP vs 13MP
- Higher performance (98/100 vs 19/100)
- Better camera (87/100 vs 10/100)
- Longer battery life (83/100 vs 43/100)
- Better display (81/100 vs 39/100)
Comparison verdict
Comparing the Vivo Y15s 2021 vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 61 points higher (87/100 vs 26/100). In the "performance" category, the Xiaomi 17 Ultra (China) leads (98/100 vs 19/100). In the "camera" category, the Xiaomi 17 Ultra (China) leads (87/100 vs 10/100). In the "battery" category, the Xiaomi 17 Ultra (China) leads (83/100 vs 43/100). In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 (98/100 vs 19/100). In the "display" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 (81/100 vs 39/100). In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 (87/100 vs 10/100). In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 (83/100 vs 43/100). In the "portability" category, the Vivo Y15s 2021 notably outperforms the Xiaomi 17 Ultra (China) (68/100 vs 42/100).
Specs comparison
| Specification | Vivo Y15s 2021 | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | MediaTek Helio P35 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 199111 | 3950082 | |
| Geekbench Single | 476 | 3639 | |
| Geekbench Multi | 828 | 11047 | |
| Display | 6.5" IPS LCD | 6.9" LTPO AMOLED | |
| Resolution | 720x1600 | 1200x2608 | |
| Refresh rate | — | 120 Hz | |
| Battery | 5000 mAh | 6800 mAh | |
| Charging | 10W | 90W | |
| Wireless charging | 0W | 50W | |
| Main camera | 13 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 50 MP | |
| RAM | 3GB | 12GB / 16GB | |
| Storage | 32GB | 512GB / 1TB | |
| OS | Android 11 (Go edition), Funtouch 11.1 | Android 16 | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 164.0×75.2×8.3 mm | 162.9×77.6×8.3 mm | |
| Weight | 179 g | 224 g | |
| Launch price | — | $892 |
Camera comparison
Vivo Y15s 2021
- Main: 13MP f/2.2
- Front: 8MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Vivo Y15s 2021
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Battery and charging
Vivo Y15s 2021
- 5000 mAh
- Wired: 10W
- No wireless charging
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Vivo Y15s 2021 and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads Vivo Y15s 2021 by 95.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo Y15s 2021
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 (98/100 vs 19/100).
display
In the "display" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 (81/100 vs 39/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 (87/100 vs 10/100).
battery
In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 (83/100 vs 43/100).
portability
In the "portability" category, the Vivo Y15s 2021 notably outperforms the Xiaomi 17 Ultra (China) (68/100 vs 42/100).
Frequently asked questions
Which is better: the Vivo Y15s 2021 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) significantly outperforms the Vivo Y15s 2021 by 61 points (87/100 vs 26/100).
What is the rating of the Vivo Y15s 2021 and the Xiaomi 17 Ultra (China)?
The Vivo Y15s 2021 has a MobileRank rating of 26/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the Vivo Y15s 2021 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 10/100).
Which is more powerful: the Vivo Y15s 2021 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on performance (98/100 vs 19/100).
Should you choose the Vivo Y15s 2021 over the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.