iQOO 15 vs Vivo X300s
90.8Performance85.8
90.4Display78.5
65.5Camera78.1
90.2Battery88.7
86.7Features84
8 spec wins — iQOO 157 spec wins — Vivo X300s
InnoReviews verdict
iQOO 15 wins this phone face-off, 85.1 to 83.2, pulling ahead mainly in display (+12) and performance (+5). Vivo X300s still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the iQOO 15
- Stronger performance score: 91 vs 86
- Stronger display score: 90 vs 79
- 40% higher OS update pledge: 7 years vs 5 years
- 19% higher AnTuTu 11 (UX): 862,428 vs 722,836
- 17% higher AnTuTu 11 (CPU): 1,061,124 vs 908,288
Reasons to pick the Vivo X300s
- Stronger camera score: 78 vs 66
- 300% higher Main camera: 200 MP vs 50 MP
- 56% higher Front camera: 50 MP vs 32 MP
- Has eSIM — the other doesn't
Display
| Spec | iQOO 15 | Vivo X300s |
|---|---|---|
| Screen size | 6.85 ″+1% | 6.78 ″ |
| Panel type | LTPO AMOLED | LTPO AMOLED |
| Resolution | 3168x1440 | 1260x2800 |
| Pixel density | 508 ppi+12% | 452 ppi |
| Refresh rate | 144 Hz | 144 Hz |
| Peak brightness | 6,000 nits | — |
| Screen-to-body | — | 91.1 % |
Performance
| Spec | iQOO 15 | Vivo X300s |
|---|---|---|
| Chipset | Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 9500 |
| AnTuTu 11 | 3,758,268+13%Top 5% | 3,324,990Top 11% |
| AnTuTu 11 (CPU) | 1,061,124+17%Top 6% | 908,288Top 15% |
| AnTuTu 11 (GPU) | 1,415,886+15%Top 5% | 1,236,032Top 11% |
| AnTuTu 11 (Memory) | 418,830Top 17% | 457,834+9%Top 11% |
| AnTuTu 11 (UX) | 862,428+19%Top 3% | 722,836Top 11% |
| Geekbench 6 (single) | 3,613Top 4% | — |
| Geekbench 6 (multi) | 11,178Top 3% | — |
| Wild Life Extreme stability | 66 %Bottom 38% | — |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 256GB / 512GB | 256/512GB/1TB |
| Storage type | UFS 4.1 | UFS 4.1 |
Camera
| Spec | iQOO 15 | Vivo X300s |
|---|---|---|
| Main camera | 50 MP | 200 MP+300% |
| Main aperture | f/1.88 | f/1.68 |
| Ultra-wide | 50 MP | 50 MP |
| Telephoto | 50 MP | 50 MP |
| Optical zoom | 3 x | 3 x |
| Max video | — | 4K@120fps |
| Front camera | 32 MP | 50 MP+56% |
| OIS | Yes | Yes |
Battery
| Spec | iQOO 15 | Vivo X300s |
|---|---|---|
| Capacity | 7,000 mAh | 7,100 mAh+1% |
| Wired charging | 100 W+11% | 90 W |
| Wireless charging | 40 W | 40 W |
Design
| Spec | iQOO 15 | Vivo X300s |
|---|---|---|
| Weight | 220 g | 217 g+1% |
| Thickness | 8.2 mm | 8 mm+2% |
| IP rating | IP68/IP69 | IP68/IP69 |
| Frame material | Matte metal | Aluminum |
Connectivity
| Spec | iQOO 15 | Vivo X300s |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6.0 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | iQOO 15 | Vivo X300s |
|---|---|---|
| OS at launch | Android 16 (OriginOS 6) | Android 16 (OriginOS 6) |
| OS update pledge | 7 years+40% | 5 years |
Audio
| Spec | iQOO 15 | Vivo X300s |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |