Redmi Note 15 4G vs Xiaomi 17 Ultra (China)
The Redmi Note 15 4G (2025) runs on the MediaTek Helio G100 Ultra, 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 51/100 (a 36-point difference). Key differences: the Xiaomi 17 Ultra (China) has the bigger battery (6800 mAh vs 6000); the main camera is 108 MP vs 50 MP; the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,950,082 vs 575,630); the Redmi Note 15 4G is noticeably lighter (183g vs 224g).
Profile comparison
Category scores
Redmi Note 15 4G
Xiaomi 17 Ultra (China)
What makes Redmi Note 15 4G better?
- Better main camera: 108MP vs 50MP
- Lighter: 183g vs 224g
- Better portability (70/100 vs 42/100)
What makes Xiaomi 17 Ultra (China) better?
- Higher AnTuTu: 3950082 vs 575630
- Better Geekbench Single: 3639 vs 727
- Better Geekbench Multi: 11047 vs 2014
- Bigger battery: 6800 vs 6000 mAh
- Faster charging: 90W vs 33W
- Higher performance (98/100 vs 44/100)
- Better camera (87/100 vs 42/100)
- Longer battery life (83/100 vs 53/100)
- Better display (81/100 vs 79/100)
Comparison verdict
Comparing the Redmi Note 15 4G vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 36 points higher (87/100 vs 51/100). In the "performance" category, the Xiaomi 17 Ultra (China) leads (98/100 vs 44/100). In the "camera" category, the Xiaomi 17 Ultra (China) leads (87/100 vs 42/100). In the "battery" category, the Xiaomi 17 Ultra (China) leads (83/100 vs 53/100). In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi Note 15 4G (98/100 vs 44/100). In the "display" category, the Xiaomi 17 Ultra (China) and the Redmi Note 15 4G are nearly equal (81/100 vs 79/100). In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi Note 15 4G (87/100 vs 42/100). In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi Note 15 4G (83/100 vs 53/100). In the "portability" category, the Redmi Note 15 4G notably outperforms the Xiaomi 17 Ultra (China) (70/100 vs 42/100).
Specs comparison
| Specification | Redmi Note 15 4G | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | MediaTek Helio G100 Ultra | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 575630 | 3950082 | |
| Geekbench Single | 727 | 3639 | |
| Geekbench Multi | 2014 | 11047 | |
| Display | 6.8" AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 1080x2392 | 1200x2608 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6000 mAh | 6800 mAh | |
| Charging | 33W | 90W | |
| Wireless charging | 0W | 50W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 20 MP | 50 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB | 512GB / 1TB | |
| OS | Android 15, up to 4 major Android upgrades, HyperOS 2 | Android 16 | |
| Brightness (peak) | 3200 nits | — | |
| NFC | yes | yes | |
| Protection | IP64 | IP68/IP69 | |
| Dimensions | 164.0×75.4×7.9 mm | 162.9×77.6×8.3 mm | |
| Weight | 183 g | 224 g | |
| Launch price | — | $892 |
Camera comparison
Redmi Note 15 4G
- Main: 108MP f/1.7
- Front: 20MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Redmi Note 15 4G
- 6.8" AMOLED
- Resolution: 1080x2392
- Refresh rate: 120 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Battery and charging
Redmi Note 15 4G
- 6000 mAh
- Wired: 33W
- No wireless charging
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Redmi Note 15 4G and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads Redmi Note 15 4G by 85.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi Note 15 4G
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi Note 15 4G (98/100 vs 44/100).
display
In the "display" category, the Xiaomi 17 Ultra (China) and the Redmi Note 15 4G are nearly equal (81/100 vs 79/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi Note 15 4G (87/100 vs 42/100).
battery
In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi Note 15 4G (83/100 vs 53/100).
portability
In the "portability" category, the Redmi Note 15 4G notably outperforms the Xiaomi 17 Ultra (China) (70/100 vs 42/100).
Frequently asked questions
Which is better: the Redmi Note 15 4G or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) significantly outperforms the Redmi Note 15 4G by 36 points (87/100 vs 51/100).
What is the rating of the Redmi Note 15 4G and the Xiaomi 17 Ultra (China)?
The Redmi Note 15 4G has a MobileRank rating of 51/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the Redmi Note 15 4G or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 42/100).
Which is more powerful: the Redmi Note 15 4G or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on performance (98/100 vs 44/100).
Should you choose the Redmi Note 15 4G 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.