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- iQOO U1x vs iQOO U3x
Vivo iQOO U1x vs Vivo iQOO U3x
What iQOO U1x does better (0) and where iQOO U3x wins (10) — every spec side by side.
Dimensions
Size comparison
iQOO U1xiQOO U3x
| iQOO U1x | iQOO U3x | Difference | |
|---|---|---|---|
| Height | 164.4 mm | 164.2 mm | +0.2 mm |
| Width | 76.3 mm | 75.4 mm | +0.9 mm |
| Thickness | 8.4 mm | 8.4 mm | = |
| Weight | 192 g | 186 g | +7 g |
Drawn to the same scale from the official dimensions (front and side).
Why is iQOO U1x better than iQOO U3x?
iQOO U1x has no measurable advantages in this pair.
Why is iQOO U3x better than iQOO U1x?
- Refresh rate60 Hz vs 90 Hz+50%
- 5GNo · iQOO U1x: Yes
- RAM6 GB vs 8 GB+33%
- Pixel density270 ppi vs 401 ppi+49%
- Max video1080p vs 4K
- Weight192 g vs 186 g+4%
- Resolution (width)720 px vs 1,080 px+50%
- Process11 nm vs 8 nm+38%
- Wi-Fi standardWi-Fi 5 vs Wi-Fi 6+20%
- Screen-to-body ratio81.6% vs 84.2%+3%
Specifications
Side by side
| Design | ||
| Weight | 192 g | 186 g |
| Thickness | 8.4 mm | 8.4 mm |
| Height | 164.4 mm | 164.2 mm |
| Width | 76.3 mm | 75.4 mm |
| Frame | Plastic | — |
| Back | Plastic | — |
| Colours | Black, Blue | Gray, Aurora |
| Display | ||
| Screen size | 6.5″ | 6.6″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 1,080 px |
| Resolution (height) | 1,600 px | 2,408 px |
| Pixel density | 270 ppi | 401 ppi |
| Refresh rate | 60 Hz | 90 Hz |
| Screen-to-body ratio | 81.6% | 84.2% |
| Performance | ||
| Chipset | Qualcomm SM6115 Snapdragon 662 | Qualcomm SM4350 Snapdragon 480 5G |
| Chip maker | Qualcomm | Qualcomm |
| Process | 11 nm | 8 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 2 GHz |
| GPU | Adreno 610 | Adreno 619 |
| Memory | ||
| RAM | 6 GB | 8 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 64 GB | 64 GB |
| Storage type | UFS 2.1 | UFS 2.1 |
| Memory card slot | No | No |
| Camera | ||
| Main camera | 13 MP | 13 MP |
| Main camera aperture | f/2.2 | f/2.2 |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 4K |
| 4K video frame rate | — | 30 fps |
| Selfie camera | 8 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,000 mAh |
| Wired charging | 18 W | 18 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 6 |
| Bluetooth | 5 | 5.1 |
| NFC | No | No |
| USB | microUSB 2.0 | USB Type-C 2.0 |
| USB version | — | 2 |
| Satellite navigation | BDS | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, proximity, compass |
| Software | ||
| OS at launch | Android 10 | Android 11 |
| Platform | Android | Android |
| Interface | Funtouch 10.5 | OriginOS 1.0 for iQOO |



