iQOO Z9x 5G vs OPPO K15s
30.2chipPerformancechip21.8
45.4Display55
29Camera29
61.5Battery71.3
73.3Features60
5 spec wins — iQOO Z9x 5G5 spec wins — OPPO K15s
InnoReviews verdict
This one is close to a dead heat: iQOO Z9x 5G scores 43.6 against 43.6 for OPPO K15s. Pick by the categories that matter to you — iQOO Z9x 5G edges ahead in features and performance, or by price.
Which would you pick?
Key differences
Reasons to pick the iQOO Z9x 5G
- Stronger performance score: 30 vs 22
- Stronger features score: 73 vs 60
- 50% higher RAM (max): 12 GB vs 8 GB
- Has 3.5mm jack — the other doesn't
Reasons to pick the OPPO K15s
- Stronger display score: 55 vs 45
- Stronger battery score: 71 vs 62
- 40% higher Peak brightness: 1,400 nits vs 1,000 nits
- 33% higher capacity: 8,000 mAh vs 6,000 mAh
- Has NFC — the other doesn't
Display
| Spec | iQOO Z9x 5G | OPPO K15s |
|---|---|---|
| Screen size | 6.72 ″+2% | 6.57 ″ |
| Panel type | IPS LCD | AMOLED |
| Resolution | 1080x2408 | 2372x1080 |
| Pixel density | 393 ppi | 397 ppi+1% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,000 nits | 1,400 nits+40% |
| Screen-to-body | — | 92.8 % |
Performance
| Spec | iQOO Z9x 5G | OPPO K15s |
|---|---|---|
| Chipset | Snapdragon 6 Gen 1 | MediaTek Dimensity 6360 MAX |
| RAM (max) | 12 GB+50% | 8 GB |
| Storage options | 128/256GB | 128GB / 256GB |
| Storage type | UFS 2.2 | UFS 2.2 |
Camera
| Spec | iQOO Z9x 5G | OPPO K15s |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.9 |
| Max video | 4K@30fps | 1080p@60fps |
| Front camera | 8 MP | 8 MP |
| OIS | No | No |
Battery
| Spec | iQOO Z9x 5G | OPPO K15s |
|---|---|---|
| Capacity | 6,000 mAh | 8,000 mAh+33% |
| Wired charging | 44 W | 45 W+2% |
Design
| Spec | iQOO Z9x 5G | OPPO K15s |
|---|---|---|
| Weight | 199 g+3% | 205 g |
| Thickness | 8 mm+9% | 8.8 mm |
| IP rating | IP64 | IP66/IP68/IP69/IP69K |
| Frame material | — | Plastic |
Connectivity
| Spec | iQOO Z9x 5G | OPPO K15s |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | — | Wi-Fi 5 |
| Bluetooth | 5.1 | 5.4 |
| NFC | No | Yes |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | iQOO Z9x 5G | OPPO K15s |
|---|---|---|
| OS at launch | Android 14 (OriginOS 4) | Android 16 (ColorOS 16) |
Audio
| Spec | iQOO Z9x 5G | OPPO K15s |
|---|---|---|
| Stereo speakers | Yes | — |
| 3.5mm jack | Yes | No |