Realme 8i vs Xiaomi 17 Ultra (China)
The Realme 8i (2021) runs on the MediaTek Helio G96, 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 43/100 (a 44-point difference). Key differences: the Xiaomi 17 Ultra (China) has the bigger battery (6800 mAh vs 5000); the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,950,082 vs 493,222); the Xiaomi 17 Ultra (China) has NFC for contactless payments, the Realme 8i doesn't; the Realme 8i is noticeably lighter (194g vs 224g).
Profile comparison
Category scores
Realme 8i
Xiaomi 17 Ultra (China)
What makes Realme 8i better?
- Lighter: 194g vs 224g
- Better portability (57/100 vs 42/100)
What makes Xiaomi 17 Ultra (China) better?
- Higher AnTuTu: 3950082 vs 493222
- Better Geekbench Single: 3639 vs 674
- Better Geekbench Multi: 11047 vs 1793
- Bigger battery: 6800 vs 5000 mAh
- Faster charging: 90W vs 18W
- Higher performance (98/100 vs 40/100)
- Better camera (87/100 vs 32/100)
- Longer battery life (83/100 vs 43/100)
- Better display (81/100 vs 66/100)
Comparison verdict
Comparing the Realme 8i vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 44 points higher (87/100 vs 43/100). In the "performance" category, the Xiaomi 17 Ultra (China) leads (98/100 vs 40/100). In the "camera" category, the Xiaomi 17 Ultra (China) leads (87/100 vs 32/100). 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 Realme 8i (98/100 vs 40/100). In the "display" category, the Xiaomi 17 Ultra (China) notably outperforms the Realme 8i (81/100 vs 66/100). In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Realme 8i (87/100 vs 32/100). In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Realme 8i (83/100 vs 43/100). In the "portability" category, the Realme 8i notably outperforms the Xiaomi 17 Ultra (China) (57/100 vs 42/100).
Specs comparison
| Specification | Realme 8i | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | MediaTek Helio G96 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 493222 | 3950082 | |
| Geekbench Single | 674 | 3639 | |
| Geekbench Multi | 1793 | 11047 | |
| Display | 6.6" IPS LCD | 6.9" LTPO AMOLED | |
| Resolution | 1080x2412 | 1200x2608 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 6800 mAh | |
| Charging | 18W | 90W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 512GB / 1TB | |
| OS | Android 11, Realme UI 2.0 | Android 16 | |
| Brightness (peak) | 600 nits | — | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 164.1×75.5×8.5 mm | 162.9×77.6×8.3 mm | |
| Weight | 194 g | 224 g | |
| Launch price | — | $892 |
Camera comparison
Realme 8i
- Main: 50MP f/1.8
- Front: 16MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Realme 8i
- 6.6" IPS LCD
- Resolution: 1080x2412
- Refresh rate: 120 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Battery and charging
Realme 8i
- 5000 mAh
- Wired: 18W
- No wireless charging
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Realme 8i and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads Realme 8i by 87.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Realme 8i
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Realme 8i (98/100 vs 40/100).
display
In the "display" category, the Xiaomi 17 Ultra (China) notably outperforms the Realme 8i (81/100 vs 66/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Realme 8i (87/100 vs 32/100).
battery
In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Realme 8i (83/100 vs 43/100).
portability
In the "portability" category, the Realme 8i notably outperforms the Xiaomi 17 Ultra (China) (57/100 vs 42/100).
Frequently asked questions
Which is better: the Realme 8i or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) significantly outperforms the Realme 8i by 44 points (87/100 vs 43/100).
What is the rating of the Realme 8i and the Xiaomi 17 Ultra (China)?
The Realme 8i has a MobileRank rating of 43/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the Realme 8i or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 32/100).
Which is more powerful: the Realme 8i or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on performance (98/100 vs 40/100).
Should you choose the Realme 8i 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.