OnePlus 8 vs Xiaomi 17 Ultra
The OnePlus 8 (2020) runs on the Qualcomm Snapdragon 865, while the Xiaomi 17 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $699 and $999. By overall MobileRank rating, the Xiaomi 17 Ultra leads — 89/100 vs 50/100 (a 39-point difference). Key differences: the Xiaomi 17 Ultra has the bigger battery (6000 mAh vs 4300); the main camera is 48 MP vs 50 MP; the Xiaomi 17 Ultra is faster in AnTuTu (3,667,711 vs 1,003,562); the OnePlus 8 is noticeably lighter (180g vs 226g).
Profile comparison
Category scores
OnePlus 8
Xiaomi 17 Ultra
What makes OnePlus 8 better?
- Lighter: 180g vs 226g
- Cheaper at launch: $699 vs $999
- Better portability (72/100 vs 40/100)
What makes Xiaomi 17 Ultra better?
- Higher AnTuTu: 3667711 vs 1003562
- Better Geekbench Single: 3639 vs 1169
- Better Geekbench Multi: 11047 vs 3191
- Bigger battery: 6000 vs 4300 mAh
- Faster charging: 90W vs 30W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (97/100 vs 59/100)
- Better camera (93/100 vs 37/100)
- Longer battery life (80/100 vs 30/100)
- Better display (89/100 vs 68/100)
Comparison verdict
Comparing the OnePlus 8 vs the Xiaomi 17 Ultra, the Xiaomi 17 Ultra scores 39 points higher (89/100 vs 50/100). In the "performance" category, the Xiaomi 17 Ultra leads (97/100 vs 59/100). In the "camera" category, the Xiaomi 17 Ultra leads (93/100 vs 37/100). In the "battery" category, the Xiaomi 17 Ultra leads (80/100 vs 30/100). Value score: OnePlus 8 — 14/100, Xiaomi 17 Ultra — 88/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Xiaomi 17 Ultra significantly outperforms the OnePlus 8 (97/100 vs 59/100). In the "display" category, the Xiaomi 17 Ultra notably outperforms the OnePlus 8 (89/100 vs 68/100). In the "camera" category, the Xiaomi 17 Ultra significantly outperforms the OnePlus 8 (93/100 vs 37/100). In the "battery" category, the Xiaomi 17 Ultra significantly outperforms the OnePlus 8 (80/100 vs 30/100). In the "portability" category, the OnePlus 8 significantly outperforms the Xiaomi 17 Ultra (72/100 vs 40/100).
Specs comparison
| Specification | OnePlus 8 | Xiaomi 17 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 865 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 1003562 | 3667711 | |
| Geekbench Single | 1169 | 3639 | |
| Geekbench Multi | 3191 | 11047 | |
| Display | 6.5" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 2400x1080 | 3200x1440 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 4300 mAh | 6000 mAh | |
| Charging | 30W | 90W | |
| Wireless charging | 0W | 50W | |
| DXOMark (camera) | — | 166 | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 16 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 10 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 160.2×72.9×8.0 mm | 162.9×77.6×8.3 mm | |
| Weight | 180 g | 226 g | |
| Launch price | $699 | $999 |
Camera comparison
OnePlus 8
- Main: 48MP f/1.75
- Ultrawide: 16MP
- Front: 16MP
Xiaomi 17 Ultra
- Main: 50MP f/1.63
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
OnePlus 8
- 6.5" AMOLED
- Resolution: 2400x1080
- Refresh rate: 90 Hz
Xiaomi 17 Ultra
- 6.8" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Battery and charging
OnePlus 8
- 4300 mAh
- Wired: 30W
- No wireless charging
Xiaomi 17 Ultra
- 6000 mAh
- NanoReview test: web browsing 16:09 hrs, total 33:23 hrs
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared OnePlus 8 and Xiaomi 17 Ultra, covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra leads OnePlus 8 by 72.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $300. OnePlus 8 was $300 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Xiaomi 17 Ultra significantly outperforms the OnePlus 8 (97/100 vs 59/100).
display
In the "display" category, the Xiaomi 17 Ultra notably outperforms the OnePlus 8 (89/100 vs 68/100).
camera
In the "camera" category, the Xiaomi 17 Ultra significantly outperforms the OnePlus 8 (93/100 vs 37/100).
battery
In the "battery" category, the Xiaomi 17 Ultra significantly outperforms the OnePlus 8 (80/100 vs 30/100).
portability
In the "portability" category, the OnePlus 8 significantly outperforms the Xiaomi 17 Ultra (72/100 vs 40/100).
Frequently asked questions
Which is better: the OnePlus 8 or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra significantly outperforms the OnePlus 8 by 39 points (89/100 vs 50/100).
What is the rating of the OnePlus 8 and the Xiaomi 17 Ultra?
The OnePlus 8 has a MobileRank rating of 50/100, the Xiaomi 17 Ultra — 89/100.
Which has the better camera: the OnePlus 8 or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra leads on camera score (93/100 vs 37/100).
Which is more powerful: the OnePlus 8 or the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra leads on performance (97/100 vs 59/100).
Should you choose the OnePlus 8 over the Xiaomi 17 Ultra?
The Xiaomi 17 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.