Vivo iQOO 15T vs Xiaomi Mi 8
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Xiaomi Mi 8 (2018) runs on the Qualcomm Snapdragon 845; estimated prices are $499 and $460. By overall MobileRank rating, the Vivo iQOO 15T leads — 75/100 vs 10/100 (a 65-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 3400); the main camera is 200 MP vs 12 MP; the Vivo iQOO 15T is faster in AnTuTu (3,815,522 vs 595,284); the Xiaomi Mi 8 is noticeably lighter (175g vs 216g).
Vivo iQOO 15T
Xiaomi Mi 8
- Higher AnTuTu: 3815522 vs 595284
- Better Geekbench Single: 3228 vs 563
- Better Geekbench Multi: 9553 vs 2006
- Bigger battery: 8000 vs 3400 mAh
- Faster charging: 100W vs 18W
- Better main camera: 200MP vs 12MP
- Higher refresh rate: 144Hz vs 60Hz
- Higher performance (82/100 vs 0/100)
- Better camera (63/100 vs 9/100)
- Longer battery life (74/100 vs 0/100)
- Better display (100/100 vs 0/100)
- Lighter: 175g vs 216g
- Cheaper: $460 vs $499
- Better design/ergonomics (81/100 vs 30/100)
- Better value for money (78/100 vs 75/100)
Comparing the Vivo iQOO 15T vs the Xiaomi Mi 8, the Vivo iQOO 15T scores 65 points higher (75/100 vs 10/100). In the "performance" category, the Vivo iQOO 15T leads (82/100 vs 0/100). In the "camera" category, the Vivo iQOO 15T leads (63/100 vs 9/100). In the "battery" category, the Vivo iQOO 15T leads (74/100 vs 0/100). In the "performance" category, the Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 (82/100 vs 0/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 (100/100 vs 0/100). In the "camera" category, the Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 (63/100 vs 9/100). In the "battery" category, the Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 (74/100 vs 0/100). In the "design" category, the Xiaomi Mi 8 significantly outperforms the Vivo iQOO 15T (81/100 vs 30/100). In the "value for money" category, the Xiaomi Mi 8 and the Vivo iQOO 15T are nearly equal (78/100 vs 75/100).
| Specification | Vivo iQOO 15T | Xiaomi Mi 8 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 845 | |
| AnTuTu | 3815522 | 595284 | |
| Geekbench Single | 3228 | 563 | |
| Geekbench Multi | 9553 | 2006 | |
| Display | 6.8" LTPO AMOLED | 6.2" AMOLED | |
| Resolution | 1440x3168 | 2248x1080 | |
| Refresh rate | 144 Hz | 60 Hz | |
| Battery | 8000 mAh | 3400 mAh | |
| Charging | 100W | 18W | |
| Main camera | 200 MP | 12 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 0 MP | 12 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB / 16GB | 6GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB / 256GB | |
| OS | Android 16 | Android 8.1 | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | — | 154.9×74.8×7.6 mm | |
| Weight | 216 g | 175 g | |
| Price | $499 | $460 |
Vivo iQOO 15T
- Main: 200MP f/f/1.8
- Ultrawide: 50MP
- Front: 16MP
Xiaomi Mi 8
- Main: 12MP f/1.8
- Telephoto: 12MP
- Front: 20MP
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Xiaomi Mi 8
- 6.2" AMOLED
- Resolution: 2248x1080
- Refresh rate: 60 Hz
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Xiaomi Mi 8
- 3400 mAh
- Wired: 18W
- No wireless charging
We compared Vivo iQOO 15T and Xiaomi Mi 8, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Xiaomi Mi 8 by 541.0% in our overall performance rating.
Price difference: $39. Xiaomi Mi 8 is cheaper by $39.
performance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 (82/100 vs 0/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 (100/100 vs 0/100).
camera
In the "camera" category, the Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 (63/100 vs 9/100).
battery
In the "battery" category, the Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 (74/100 vs 0/100).
design
In the "design" category, the Xiaomi Mi 8 significantly outperforms the Vivo iQOO 15T (81/100 vs 30/100).
value for money
In the "value for money" category, the Xiaomi Mi 8 and the Vivo iQOO 15T are nearly equal (78/100 vs 75/100).
Which is better: the Vivo iQOO 15T or the Xiaomi Mi 8?
The Vivo iQOO 15T significantly outperforms the Xiaomi Mi 8 by 65 points (75/100 vs 10/100).
What is the rating of the Vivo iQOO 15T and the Xiaomi Mi 8?
The Vivo iQOO 15T has a MobileRank rating of 75/100, the Xiaomi Mi 8 — 10/100.
Which has the better camera: the Vivo iQOO 15T or the Xiaomi Mi 8?
The Vivo iQOO 15T leads on camera score (63/100 vs 9/100).
Which is more powerful: the Vivo iQOO 15T or the Xiaomi Mi 8?
The Vivo iQOO 15T leads on performance (82/100 vs 0/100).
Should you choose the Vivo iQOO 15T over the Xiaomi Mi 8?
The Vivo iQOO 15T is a better fit for gamers and power users, budget-conscious buyers. The Xiaomi Mi 8 is a better fit for budget-conscious buyers.