Poco C55 vs Xiaomi 17 Ultra (China)
The Poco C55 (2023) runs on the MediaTek Helio G85, 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 35/100 (a 52-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 348,562); the Xiaomi 17 Ultra (China) has NFC for contactless payments, the Poco C55 doesn't; the Poco C55 is noticeably lighter (192g vs 224g).
Profile comparison
Category scores
Poco C55
Xiaomi 17 Ultra (China)
What makes Poco C55 better?
- Lighter: 192g vs 224g
- Better portability (56/100 vs 42/100)
What makes Xiaomi 17 Ultra (China) better?
- Higher AnTuTu: 3950082 vs 348562
- Better Geekbench Single: 3639 vs 419
- Better Geekbench Multi: 11047 vs 1461
- Bigger battery: 6800 vs 5000 mAh
- Faster charging: 90W vs 10W
- Higher performance (98/100 vs 29/100)
- Longer battery life (83/100 vs 43/100)
- Better display (81/100 vs 39/100)
Comparison verdict
Comparing the Poco C55 vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 52 points higher (87/100 vs 35/100). In the "performance" category, the Xiaomi 17 Ultra (China) leads (98/100 vs 29/100). 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 Poco C55 (98/100 vs 29/100). In the "display" category, the Xiaomi 17 Ultra (China) significantly outperforms the Poco C55 (81/100 vs 39/100). In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Poco C55 (83/100 vs 43/100). In the "portability" category, the Poco C55 is a bit better (56/100 vs 42/100).
Specs comparison
| Specification | Poco C55 | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | MediaTek Helio G85 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 348562 | 3950082 | |
| Geekbench Single | 419 | 3639 | |
| Geekbench Multi | 1461 | 11047 | |
| Display | 6.7" IPS LCD | 6.9" LTPO AMOLED | |
| Resolution | 720x1650 | 1200x2608 | |
| Refresh rate | — | 120 Hz | |
| Battery | 5000 mAh | 6800 mAh | |
| Charging | 10W | 90W | |
| Wireless charging | 0W | 50W | |
| Main camera | — | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 5 MP | 50 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 512GB / 1TB | |
| OS | Android 12, MIUI 13 for POCO | Android 16 | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 168.8×76.4×8.8 mm | 162.9×77.6×8.3 mm | |
| Weight | 192 g | 224 g | |
| Launch price | — | $892 |
Camera comparison
Poco C55
- Main: —
- Front: 5MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Poco C55
- 6.7" IPS LCD
- Resolution: 720x1650
- Refresh rate: —
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Battery and charging
Poco C55
- 5000 mAh
- Wired: 10W
- No wireless charging
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Poco C55 and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads Poco C55 by 91.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Poco C55
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 17 Ultra (China) significantly outperforms the Poco C55 (98/100 vs 29/100).
display
In the "display" category, the Xiaomi 17 Ultra (China) significantly outperforms the Poco C55 (81/100 vs 39/100).
battery
In the "battery" category, the Xiaomi 17 Ultra (China) significantly outperforms the Poco C55 (83/100 vs 43/100).
portability
In the "portability" category, the Poco C55 is a bit better (56/100 vs 42/100).
Frequently asked questions
Which is better: the Poco C55 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) significantly outperforms the Poco C55 by 52 points (87/100 vs 35/100).
What is the rating of the Poco C55 and the Xiaomi 17 Ultra (China)?
The Poco C55 has a MobileRank rating of 35/100, the Xiaomi 17 Ultra (China) — 87/100.
Which is more powerful: the Poco C55 or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on performance (98/100 vs 29/100).
Should you choose the Poco C55 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.