Side-by-side technical data
vivo iQOO U3 vs Fairphone 4
Comparison between vivo iQOO U3 and Fairphone 4: camera, battery, fast charging, display, performance and colors, side by side. More phones from vivo and Fairphone.
The verdict
Your pick: vivo iQOO U3, ahead on Design & display, Performance & hardware and Battery & charging. Unless Camera or Connectivity decides it for you.
| Category | iQOO U3 | 4 |
|---|---|---|
| Design & display | 5.9 | 4.7 |
| Performance & hardware | 4.7 | 4.3 |
| Camera | 4.6 | 8.0 |
| Connectivity | 5.9 | 6.8 |
| Battery & charging | 5.4 | 3.7 |
Which one is for you?
vivo iQOO U3, if you care about…
- Battery Capacity
- 5,000 mAh
- against 3,905 mAh
- Weight
- 185.5 g
- against 225 g
- Usable Surface
- 84.2 %
- against 79.7 %
- Body Thickness
- 8.4 mm
- against 10.5 mm
Fairphone 4, if you care about…
- Maximum Storage Capacity
- 256 GB
- against 128 GB
- Fast Charge Power
- 20 W
- against 18 W
- Expandable Storage
- Yes
- against No
- Body Materials
- Glass, Aluminium Alloy, Plastic
- against Plastic
Specification comparison
Performance
| Specification | iQOO U3 | 4 |
|---|---|---|
| Processor Model | MediaTek Dimensity 800U | Qualcomm Snapdragon 750G |
| Processor Process Size | 7 nm Best value | 8 nm |
| Graphics GPU | Mali-G57 MC3 | Qualcomm Adreno 619 |
| Storage Type | UFS 2.2 | — |
| Maximum CPU Clock | 2.4 GHz Best value | 2.2 GHz |
| Maximum Storage Capacity | 128 GB | 256 GB Best value |
| AnTuTu Score | 343,150 | — |
| CPU Description | Octa-core CPU with 2 Cortex-A76 cores at 2.4 GHz and 6 Cortex-A55 cores at 2.0 GHz. | Octa-core (2x2.2 GHz Kryo 570 and 6x1.8 GHz Kryo 570) |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | — |
| RAM Capacity | 8 GB | 8 GB |
| RAM Type | LPDDR4X | — |
| Expandable Storage | No | Yes Best value |
| AnTuTu version | v8 | — |
Design
| Specification | iQOO U3 | 4 |
|---|---|---|
| Body Colors | White, Grey, Aurora, Blue, Silver, Storm | Grey, Green |
| Body Thickness | 8.4 mm Best value | 10.5 mm |
| Body Width | 75.4 mm | 75.5 mm |
| Body Height | 164.2 mm | 162 mm |
| Weight | 185.5 g Best value | 225 g |
| Usable Surface | 84.2 % Best value | 79.7 % |
| Body Materials | Plastic | Glass, Aluminium Alloy, Plastic Best value |
| Resistance Features | — | IP54, MIL-STD-810G |
Battery
| Specification | iQOO U3 | 4 |
|---|---|---|
| Battery Capacity | 5,000 mAh Best value | 3,905 mAh |
| Battery Type | Li-Polymer | Li-Ion |
| Fast Charge Power | 18 W | 20 W Best value |
| Battery Features | Non-Removable, Fast Charging, Rechargeable, Battery Level Indicator | Removable, Fast Charging |
Display
| Specification | iQOO U3 | 4 |
|---|---|---|
| Display Aspect Ratio | 20:9 | 19.5:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | 460 nits | — |
| Display Diagonal | 6.58″ Best value | 6.3″ |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,408 px Best value | 2,340 px |
| Display Pixel Density | 401 ppi | 409 ppi Best value |
| Display Refresh Rate | 90 Hz | — |
| Touch Sampling Rate | 180 Hz | — |
| Display Contrast Ratio | 1,500 :1 | — |
| Display Features | Water Drop Notch, HDR10, Capacitive Touch, Multi-Touch, Curved Glass, Frameless | IPS LCD, Gorilla Glass 5 |
Sensors
| Specification | iQOO U3 | 4 |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | iQOO U3 | 4 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Gravity Sensor, Light Sensor, Cooling System | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | iQOO U3 | 4 |
|---|---|---|
| Operating System | Android 10 | Android 11 |
| OS Family | Android | Android |
| OS Version | 10 | 11 Best value |
Connectivity
| Specification | iQOO U3 | 4 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Nano-SIM + eSIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 2G CDMA B2, 2G CDMA B3, 2G CDMA B5, 2G CDMA B8, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 2100, 3G UMTS B1, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B8, 4G LTE B28A, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n28a, 5G NR n28b, 5G NR n41, 5G NR n77, 5G NR n78 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B18, 4G LTE B19, 4G LTE B20, LTE B28, 4G LTE B32, 4G LTE B38, 4G LTE B40, 4G LTE B41, 4G LTE B71, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n20, 5G NR n28, 5G NR n38, 5G NR n41, 5G NR n71, 5G NR n77, 5G NR n78 |
| Cellular Technologies | GSM, CDMA, HSPA, LTE, 5G | GSM, HSPA, LTE, 5G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | Wi-Fi 802.11a/b/g/n/ac |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display | Dual Band, Wi-Fi Direct, Wi-Fi 802.11a/b/g/n/ac |
| Bluetooth Version | Bluetooth 5.1 | Bluetooth 5.1 |
| Bluetooth Profiles | A2DP, LE, aptX HD | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, Galileo Best value | GPS, GLONASS, Galileo, BeiDou |
| Connectivity Features | USB Charging, USB Mass Storage, USB OTG, USB Type-C, 3.5 mm Audio Jack, FM Radio, Computer Sync, OTA Sync, Tethering, VoLTE | NFC, USB Type-C, USB OTG, DisplayPort output |
| USB Version | USB 2.0 | USB 3.0 Best value |
| SAR (EU) head | — | 0.49 W/kg |
| SAR (EU) body | — | 0.99 W/kg |
| Max. download speed | 2,000 Mbps | — |
| Max. upload speed | 210 Mbps | — |
Audio
| Specification | iQOO U3 | 4 |
|---|---|---|
| Microphone Count | 1 | — |
| Audio Features | Loudspeaker, A2DP, LE, aptX HD | A2DP, LE, Loudspeaker |
Technical
| Specification | iQOO U3 | 4 |
|---|---|---|
| Model numbers | V2061A | — |
