Side-by-side technical data
Oukitel C31 vs BLU S91
Comparison between Oukitel C31 and BLU S91: camera, battery, fast charging, display, performance and colors, side by side. More phones from Oukitel and BLU.
The verdict
Your pick: BLU S91, ahead on Design & display, Performance & hardware and Battery & charging. Unless Camera decides it for you.
| Category | C31 | S91 |
|---|---|---|
| Design & display | 4.2 | 4.5 |
| Performance & hardware | 2.2 | 3.0 |
| Camera | 3.0 | 2.0 |
| Connectivity | 4.8 | 4.6 |
| Battery & charging | 5.3 | 5.7 |
Which one is for you?
Oukitel C31, if you care about…
- Geekbench 6 Single-Core
- 332
- against 185
- Geekbench 6 Multi-Core
- 1,145
- against 521
- OS Version
- 12
- against 11
- Max. download speed
- 300 Mbps
- against 150 Mbps
BLU S91, if you care about…
- RAM Capacity
- 4 GB
- against 3 GB
- Bluetooth Version
- Bluetooth 5.0
- against Bluetooth 4.2
- Maximum Storage Capacity
- 128 GB
- against 16 GB
- RAM Type
- DDR4
- against LPDDR4
Specification comparison
Performance
| Specification | C31 | S91 |
|---|---|---|
| Processor Model | MediaTek Helio A22 | MediaTek Helio G25 |
| Processor Process Size | 12 nm | 12 nm |
| Graphics GPU | PowerVR GE8320 | PowerVR GE8320 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 2 GHz | 2 GHz |
| Maximum Storage Capacity | 16 GB | 128 GB Best value |
| AnTuTu Score | 61,300 | 127,700 |
| Geekbench 6 Single-Core | 332 Best value | 185 |
| Geekbench 6 Multi-Core | 1,145 Best value | 521 |
| CPU Description | Quad-core 2.0 GHz Cortex-A53 | Octa-core CPU with 4 Cortex-A53 cores at 2.0 GHz and 4 Cortex-A53 cores at 1.5 GHz |
| Processor Type | Quad-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 3 GB | 4 GB Best value |
| RAM Type | LPDDR4 | DDR4 Best value |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v8 | — |
Design
| Specification | C31 | S91 |
|---|---|---|
| Body Colors | Black, Blue, Purple, White | Black, Green |
| Body Thickness | 9.5 mm | 8.9 mm Best value |
| Body Width | 76 mm | 76.3 mm |
| Body Height | 166 mm | 164.8 mm |
| Weight | 207 g | 202 g Best value |
| Usable Surface | 77 % | 81.1 % Best value |
| Body Materials | Plastic | — |
Battery
| Specification | C31 | S91 |
|---|---|---|
| Battery Capacity | 5,150 mAh Best value | 5,000 mAh |
| Battery Type | Li-Polymer | Li-Polymer |
| Fast Charge Power | 10 W | — |
| Battery Features | Non-Removable, Fast Charging, Rechargeable, Battery Level Indicator | Battery Level Indicator, Rechargeable |
Display
| Specification | C31 | S91 |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | 400 nits | — |
| Display Diagonal | 6.52″ Best value | 6.5″ |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,600 px | 1,600 px |
| Display Pixel Density | 269 ppi | 270 ppi Best value |
| Display Features | IPS LCD, Water Drop Notch, Scratch Resistant, Curved Glass, Capacitive Touch, Multi-Touch, In-Cell Technology | IPS LCD, Touchscreen |
Sensors
| Specification | C31 | S91 |
|---|---|---|
| Fingerprint Sensor Placement | Rear | Rear |
Sensor
| Specification | C31 | S91 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Light Sensor, Proximity Sensor | Fingerprint Sensor, Accelerometer, Gyroscope, Compass, Proximity Sensor |
Software
| Specification | C31 | S91 |
|---|---|---|
| Operating System | Android 12 | Android 11 |
| OS Family | Android | Android |
| OS Version | 12 Best value | 11 |
| Google Services | Yes | — |
Connectivity
| Specification | C31 | S91 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 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 B17, 4G LTE B19, 4G LTE B20, 4G LTE B38, 4G LTE B40, 4G LTE B41 | 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 B12, 4G LTE B13, 4G LTE B17, LTE B28, 4G LTE B66 |
| Cellular Technologies | GSM, HSPA, UMTS, LTE, 4G | GSM, HSPA, UMTS, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n, Wi-Fi 5 (802.11ac) | Wi-Fi 802.11a/b/g/n, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Wi-Fi Hotspot | Wi-Fi Direct, Wi-Fi 802.11a/b/g/n |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 Best value |
| Bluetooth Profiles | A2DP | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, Galileo, BeiDou Best value | GPS, Galileo |
| Connectivity Features | USB Charging, USB Mass Storage, USB Type-C, 3.5 mm Audio Jack, Computer Sync, OTA Sync, FM Radio, Tethering | 3.5 mm Audio Jack, FM Radio, USB Type-C, USB OTG |
| USB Version | USB 2.0 | USB 2.0 |
| Max. download speed | 300 Mbps Best value | 150 Mbps |
| Max. upload speed | 150 Mbps Best value | 50 Mbps |
Audio
| Specification | C31 | S91 |
|---|---|---|
| Audio Features | A2DP, Loudspeaker | Loudspeaker |
