Oppo A18 vs Vivo iQOO 15T
The Oppo A18 (2023) runs on the MediaTek Helio G85, while the Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 34/100 (a 48-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 5000); the main camera is 8 MP vs 200 MP; the Vivo iQOO 15T is faster in AnTuTu (4,704,310 vs 348,562); the Vivo iQOO 15T has NFC for contactless payments, the Oppo A18 doesn't; the Oppo A18 is noticeably lighter (188g vs 216g).
Profile comparison
Category scores
Oppo A18
Vivo iQOO 15T
What makes Oppo A18 better?
- Lighter: 188g vs 216g
- Better portability (64/100 vs 44/100)
What makes Vivo iQOO 15T better?
- Higher AnTuTu: 4704310 vs 348562
- Better Geekbench Single: 3293 vs 419
- Better Geekbench Multi: 10243 vs 1461
- Bigger battery: 8000 vs 5000 mAh
- Better main camera: 200MP vs 8MP
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (97/100 vs 29/100)
- Better camera (65/100 vs 10/100)
- Longer battery life (75/100 vs 66/100)
- Better display (99/100 vs 44/100)
Comparison verdict
Comparing the Oppo A18 vs the Vivo iQOO 15T, the Vivo iQOO 15T scores 48 points higher (82/100 vs 34/100). In the "performance" category, the Vivo iQOO 15T leads (97/100 vs 29/100). In the "camera" category, the Vivo iQOO 15T leads (65/100 vs 10/100). In the "performance" category, the Vivo iQOO 15T significantly outperforms the Oppo A18 (97/100 vs 29/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Oppo A18 (99/100 vs 44/100). In the "camera" category, the Vivo iQOO 15T significantly outperforms the Oppo A18 (65/100 vs 10/100). In the "battery" category, the Vivo iQOO 15T is a bit better (75/100 vs 66/100). In the "portability" category, the Oppo A18 notably outperforms the Vivo iQOO 15T (64/100 vs 44/100).
Specs comparison
| Specification | Oppo A18 | Vivo iQOO 15T | |
|---|---|---|---|
| Processor | MediaTek Helio G85 | MediaTek Dimensity 9500 | |
| AnTuTu | 348562 | 4704310 | |
| Geekbench Single | 419 | 3293 | |
| Geekbench Multi | 1461 | 10243 | |
| Display | 6.6" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 720x1612 | 1440x3168 | |
| Refresh rate | 90 Hz | 144 Hz | |
| Battery | 5000 mAh | 8000 mAh | |
| Charging | — | 100W | |
| Main camera | 8 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Front camera | 5 MP | 16 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 13, upgradable to Android 14, ColorOS 14 | Android 16 | |
| Brightness (peak) | 720 nits | — | |
| NFC | no | yes | |
| Protection | IP54 | IP68 | |
| Dimensions | 163.7×75.0×8.2 mm | — | |
| Weight | 188 g | 216 g | |
| Launch price | — | $499 |
Camera comparison
Oppo A18
- Main: 8MP f/2.0
- Front: 5MP
Vivo iQOO 15T
- Main: 200MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Display comparison
Oppo A18
- 6.6" IPS LCD
- Resolution: 720x1612
- Refresh rate: 90 Hz
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Oppo A18
- 5000 mAh
- Wireless charging: no data
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Oppo A18 and Vivo iQOO 15T, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Oppo A18 by 92.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oppo A18
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Oppo A18 (97/100 vs 29/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Oppo A18 (99/100 vs 44/100).
camera
In the "camera" category, the Vivo iQOO 15T significantly outperforms the Oppo A18 (65/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15T is a bit better (75/100 vs 66/100).
portability
In the "portability" category, the Oppo A18 notably outperforms the Vivo iQOO 15T (64/100 vs 44/100).
Frequently asked questions
Which is better: the Oppo A18 or the Vivo iQOO 15T?
The Vivo iQOO 15T significantly outperforms the Oppo A18 by 48 points (82/100 vs 34/100).
What is the rating of the Oppo A18 and the Vivo iQOO 15T?
The Oppo A18 has a MobileRank rating of 34/100, the Vivo iQOO 15T — 82/100.
Which has the better camera: the Oppo A18 or the Vivo iQOO 15T?
The Vivo iQOO 15T leads on camera score (65/100 vs 10/100).
Which is more powerful: the Oppo A18 or the Vivo iQOO 15T?
The Vivo iQOO 15T leads on performance (97/100 vs 29/100).
Should you choose the Oppo A18 over the Vivo iQOO 15T?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.