Nokia XR21 vs Xiaomi 15 Ultra
The Nokia XR21 (2023) runs on the Qualcomm Snapdragon 695 5G, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 46/100 (a 39-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 4800); the main camera is 64 MP vs 50 MP; the Xiaomi 15 Ultra is faster in AnTuTu (3,030,376 vs 592,015); the Xiaomi 15 Ultra is thinner (9.4mm vs 10.5mm).
Profile comparison
Category scores
Nokia XR21
Xiaomi 15 Ultra
What makes Nokia XR21 better?
- Better main camera: 64MP vs 50MP
- Overall rating 46/100
What makes Xiaomi 15 Ultra better?
- Higher AnTuTu: 3030376 vs 592015
- Better Geekbench Single: 3050 vs 905
- Better Geekbench Multi: 10200 vs 2101
- Bigger battery: 6000 vs 4800 mAh
- Faster charging: 90W vs 33W
- Lighter: 225g vs 231g
- Higher performance (92/100 vs 46/100)
- Better camera (87/100 vs 43/100)
- Longer battery life (80/100 vs 42/100)
- Better display (90/100 vs 67/100)
- Better portability (29/100 vs 24/100)
Comparison verdict
Comparing the Nokia XR21 vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 39 points higher (85/100 vs 46/100). In the "performance" category, the Xiaomi 15 Ultra leads (92/100 vs 46/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 43/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 42/100). In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Nokia XR21 (92/100 vs 46/100). In the "display" category, the Xiaomi 15 Ultra notably outperforms the Nokia XR21 (90/100 vs 67/100). In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Nokia XR21 (87/100 vs 43/100). In the "battery" category, the Xiaomi 15 Ultra significantly outperforms the Nokia XR21 (80/100 vs 42/100). In the "portability" category, the Xiaomi 15 Ultra is a bit better (29/100 vs 24/100).
Specs comparison
| Specification | Nokia XR21 | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 695 5G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 592015 | 3030376 | |
| Geekbench Single | 905 | 3050 | |
| Geekbench Multi | 2101 | 10200 | |
| Display | 6.5" IPS LCD | 6.7" LTPO AMOLED | |
| Resolution | 1080x2400 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4800 mAh | 6000 mAh | |
| Charging | 33W | 90W | |
| Wireless charging | 0W | 50W | |
| DXOMark (camera) | — | 159 | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 6GB | 16GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 12 | Android 15 / HyperOS 2 | |
| Brightness (peak) | 550 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 168.0×78.6×10.5 mm | 161.3×75.3×9.4 mm | |
| Weight | 231 g | 225 g | |
| Launch price | — | $999 |
Camera comparison
Nokia XR21
- Main: 64MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Xiaomi 15 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Nokia XR21
- 6.5" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Battery and charging
Nokia XR21
- 4800 mAh
- Wired: 33W
- No wireless charging
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Nokia XR21 and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 15 Ultra leads Nokia XR21 by 80.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Nokia XR21
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 15 Ultra significantly outperforms the Nokia XR21 (92/100 vs 46/100).
display
In the "display" category, the Xiaomi 15 Ultra notably outperforms the Nokia XR21 (90/100 vs 67/100).
camera
In the "camera" category, the Xiaomi 15 Ultra significantly outperforms the Nokia XR21 (87/100 vs 43/100).
battery
In the "battery" category, the Xiaomi 15 Ultra significantly outperforms the Nokia XR21 (80/100 vs 42/100).
portability
In the "portability" category, the Xiaomi 15 Ultra is a bit better (29/100 vs 24/100).
Frequently asked questions
Which is better: the Nokia XR21 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra significantly outperforms the Nokia XR21 by 39 points (85/100 vs 46/100).
What is the rating of the Nokia XR21 and the Xiaomi 15 Ultra?
The Nokia XR21 has a MobileRank rating of 46/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Nokia XR21 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 43/100).
Which is more powerful: the Nokia XR21 or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on performance (92/100 vs 46/100).
Should you choose the Nokia XR21 over the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.