Vivo iQOO 15 vs Vivo X300 Pro
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo X300 Pro (2025) runs on the Dimensity 9500; launch prices were $599 and $899. By overall MobileRank rating, the Vivo X300 Pro leads — 88/100 vs 86/100 (a 2-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 6510); the main camera is 50 MP vs 200 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 3,326,259).
Profile comparison
Category scores
Vivo iQOO 15
Vivo X300 Pro
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 3326259
- Bigger battery: 7000 vs 6510 mAh
- Faster charging: 100W vs 90W
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 215g vs 226g
- Cheaper at launch: $599 vs $899
- Longer battery life (85/100 vs 81/100)
- Better display (99/100 vs 84/100)
- Better portability (48/100 vs 43/100)
What makes Vivo X300 Pro better?
- Better Geekbench Single: 3293 vs 3013
- Better Geekbench Multi: 10243 vs 9287
- Better main camera: 200MP vs 50MP
- Better camera (96/100 vs 78/100)
Comparison verdict
Comparing the Vivo iQOO 15 vs the Vivo X300 Pro, the Vivo X300 Pro scores 2 points higher (88/100 vs 86/100). In the "camera" category, the Vivo X300 Pro leads (96/100 vs 78/100). Value score: Vivo iQOO 15 — 86/100, Vivo X300 Pro — 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, both devices are on the same level — 94/100. In the "display" category, the Vivo iQOO 15 notably outperforms the Vivo X300 Pro (99/100 vs 84/100). In the "camera" category, the Vivo X300 Pro notably outperforms the Vivo iQOO 15 (96/100 vs 78/100). In the "battery" category, the Vivo iQOO 15 and the Vivo X300 Pro are nearly equal (85/100 vs 81/100). In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 43/100).
Specs comparison
| Specification | Vivo iQOO 15 | Vivo X300 Pro | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Dimensity 9500 | |
| AnTuTu | 3758268 | 3326259 | |
| Geekbench Single | 3013 | 3293 | |
| Geekbench Multi | 9287 | 10243 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1440x3168 | 1260x2800 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 6510 mAh | |
| Charging | 100W | 90W | |
| Wireless charging | 40W | 40W | |
| DXOMark (camera) | — | 171 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 6000 nits | 4500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.7×76.8×8.1 mm | 161.2×75.5×8.0 mm | |
| Weight | 215 g | 226 g | |
| Launch price | $599 | $899 |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo X300 Pro
- Main: 200MP f/1.57
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo X300 Pro
- 6.8" AMOLED
- Resolution: 1260x2800
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Vivo X300 Pro
- 6510 mAh
- NanoReview test: web browsing 13:30 hrs, total 24:37 hrs
- Wired: 90W
- Wireless: 40W
Overall performance score
We compared Vivo iQOO 15 and Vivo X300 Pro, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo X300 Pro by 13.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $300. Vivo iQOO 15 was $300 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, both devices are on the same level — 94/100.
display
In the "display" category, the Vivo iQOO 15 notably outperforms the Vivo X300 Pro (99/100 vs 84/100).
camera
In the "camera" category, the Vivo X300 Pro notably outperforms the Vivo iQOO 15 (96/100 vs 78/100).
battery
In the "battery" category, the Vivo iQOO 15 and the Vivo X300 Pro are nearly equal (85/100 vs 81/100).
portability
In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 43/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Vivo X300 Pro?
The Vivo X300 Pro edges out the Vivo iQOO 15 by just 2 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO 15 and the Vivo X300 Pro?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo X300 Pro — 88/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo X300 Pro?
The Vivo X300 Pro leads on camera score (96/100 vs 78/100).
Should you choose the Vivo iQOO 15 over the Vivo X300 Pro?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo X300 Pro is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.