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- K12x (China) vs iQOO Z7x
OPPO K12x (China) vs Vivo iQOO Z7x
What K12x (China) does better (6) and where iQOO Z7x wins (3) — every spec side by side.
vs
8.6Display6.6
5.5Camera4.6
8.5Battery8.9
5.5Features7.1
Dimensions
Size comparison
K12x (China)iQOO Z7x
| K12x (China) | iQOO Z7x | Difference | |
|---|---|---|---|
| Height | 162.9 mm | 164.6 mm | −1.7 mm |
| Width | 75.6 mm | 75.8 mm | −0.2 mm |
| Thickness | 8.1 mm | 9.1 mm | −1 mm |
| Weight | 191 g | 205 g | −14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is K12x (China) better than iQOO Z7x?
- OLED panelYes · iQOO Z7x: No
- Storage (max)512 GB vs 256 GB2×
- Stereo speakersYes · iQOO Z7x: No
- Selfie camera16 MP vs 8 MP2×
- Weight191 g vs 205 g+7%
- Thickness8.1 mm vs 9.1 mm+12%
Why is iQOO Z7x better than K12x (China)?
- NFCNo · K12x (China): Yes
- Battery capacity5,500 mAh vs 6,000 mAh+9%
- Charged in 30 min60% vs 62%+3%
Specifications
Side by side
| Design | ||
| Weight | 191 g | 205 g |
| Thickness | 8.1 mm | 9.1 mm |
| Height | 162.9 mm | 164.6 mm |
| Width | 75.6 mm | 75.8 mm |
| Frame | Plastic | — |
| Back | Plastic | — |
| Ingress protection | IP54 | — |
| Water resistance (IPx) | IPx4 | — |
| Glass protection | Asahi Dragontrail DT-Star2 | — |
| Colours | Gray, Light Green | Tropical Blue, Metallic Grey, Orange |
| Display | ||
| Screen size | 6.7″ | 6.6″ |
| Panel | OLED | IPS LCD |
| OLED panel | Yes | No |
| Resolution (width) | 1,080 px | 1,080 px |
| Resolution (height) | 2,400 px | 2,388 px |
| Pixel density | 395 ppi | 395 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 2,100 nits | — |
| Screen-to-body ratio | 87.2% | 85.6% |
| Performance | ||
| Chipset | Qualcomm SM6375 Snapdragon 695 5G | Qualcomm SM6375 Snapdragon 695 5G |
| Chip maker | Qualcomm | Qualcomm |
| Process | 6 nm | 6 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.2 GHz | 2.2 GHz |
| GPU | Adreno 619 | Adreno 619 |
| Memory | ||
| RAM | 12 GB | 12 GB |
| Storage (max) | 512 GB | 256 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | UFS 2.2 | UFS 2.2 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.8 | f/1.8 |
| Main sensor size | 1/2.76" | — |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 16 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,500 mAh | 6,000 mAh |
| Wired charging | 80 W | 80 W |
| Charged in 30 min | 60% | 62% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | — | 5.1 |
| NFC | No | Yes |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | Yes | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Under display | Side |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Software | ||
| OS at launch | Android 14 | Android 13 |
| Platform | Android | Android |
| Interface | ColorOS 14 | Funtouch 13 (Global) |
