Side-by-side technical data
Coolpad Cool 40i vs Oukitel C51
Comparison between Coolpad Cool 40i and Oukitel C51: camera, battery, fast charging, display, performance and colors, side by side. More phones from Coolpad and Oukitel.
The verdict
Neither runs away with it: each wins something.
| Category | Cool 40i | C51 |
|---|---|---|
| Design & display | 4.8 | 4.8 |
| Performance & hardware | 3.1 | 3.5 |
| Camera | 3.8 | 3.0 |
| Connectivity | 5.6 | 5.2 |
| Battery & charging | 4.3 | 5.3 |
Which one is for you?
Coolpad Cool 40i, if you care about…
- Maximum Storage Capacity
- 256 GB
- against 128 GB
- Display Pixel Density
- 269 ppi
- against 258 ppi
- Body Thickness
- 8.3 mm
- against 9.4 mm
- OS Version
- 14
- against 13
Oukitel C51, if you care about…
- Battery Capacity
- 5,150 mAh
- against 4,500 mAh
- AnTuTu Score
- 240,000
- against 155,000
- Peak Display Brightness
- 450 nits
- against 400 nits
- Usable Surface
- 84.9 %
- against 80.8 %
Specification comparison
Performance
| Specification | Cool 40i | C51 |
|---|---|---|
| Processor Model | MediaTek Helio G37 | Unisoc T606 |
| Processor Process Size | 12 nm | 12 nm |
| Graphics GPU | PowerVR GE8320 | Mali-G57 MP1 |
| Storage Type | eMMC 5.1 | UFS |
| Maximum CPU Clock | 2.3 GHz Best value | 1.6 GHz |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | 155,000 | 240,000 Best value |
| Geekbench 6 Single-Core | 205 | 371 Best value |
| Geekbench 6 Multi-Core | 911 | 1,391 Best value |
| CPU Description | Octa-core CPU with 4 Cortex-A53 cores at 2.3 GHz and 4 Cortex-A53 cores at 1.7 GHz. | Octa-core processor with 2 Cortex-A75 cores and 6 Cortex-A55 cores, all clocked at 1.6 GHz. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 6 GB | 6 GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v10 | v10 |
Design
| Specification | Cool 40i | C51 |
|---|---|---|
| Body Colors | Black, Blue, Pink, White | Black, Grey, Blue, Purple |
| Body Thickness | 8.3 mm Best value | 9.4 mm |
| Body Width | 77 mm | 78.2 mm |
| Body Height | 166.2 mm | 168.1 mm |
| Weight | 202 g Best value | 205 g |
| Usable Surface | 80.8 % | 84.9 % Best value |
| Body Materials | Polycarbonate | Plastic |
| Resistance Features | — | Drop Resistant Up to 0.8 m |
| Drop Resistance Class | — | A |
| Repairability Class | — | C |
| Drop Test Count | — | 270 |
Battery
| Specification | Cool 40i | C51 |
|---|---|---|
| Battery Efficiency Rating | — | B |
| Battery Capacity | 4,500 mAh | 5,150 mAh Best value |
| Battery Type | Li-Ion | Li-Polymer |
| Fast Charge Power | 10 W | 10 W |
| Battery Features | Fast Charging, Non-Removable, Rechargeable, Battery Level Indicator | Fast Charging, Non-Removable, Battery Level Indicator, Charger Included, Rechargeable |
| Charge cycles | — | 1,000 |
Display
| Specification | Cool 40i | C51 |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | 400 nits | 450 nits Best value |
| Display Diagonal | 6.56″ | 6.8″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,612 px Best value | 1,600 px |
| Display Pixel Density | 269 ppi Best value | 258 ppi |
| Display Refresh Rate | 90 Hz | 90 Hz |
| Display Features | IPS LCD, Water Drop Notch, Capacitive Touch, Multi-Touch, Curved Glass, 90Hz | Gorilla Glass 5, Water Drop Notch, Capacitive Touch, Multi-Touch, Frameless |
Sensors
| Specification | Cool 40i | C51 |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | Cool 40i | C51 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Gravity Sensor, Light Sensor | Fingerprint Sensor, Accelerometer, Light Sensor, Proximity Sensor |
Software
| Specification | Cool 40i | C51 |
|---|---|---|
| Operating System | Android 14 | Android 13 |
| OS Family | Android | Android |
| OS Version | 14 Best value | 13 |
| Google Services | Yes | Yes |
| Widevine L1 | — | Yes |
Connectivity
| Specification | Cool 40i | C51 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM, Dual SIM Dual Standby |
| 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 B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B28A, 4G LTE B28B, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B8, 3G UMTS B9, 3G UMTS B21, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B19, 4G LTE B20, 4G LTE B38, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, CDMA, HSPA, LTE | GSM, HSPA, UMTS, LTE |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g | Wi-Fi 802.11a/b/g/n, Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Wi-Fi Hotspot | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| Connectivity Features | NFC, USB Type-C, USB 2.0, Computer Sync, OTA Sync, Tethering, VoLTE, USB Charging, USB Host, USB Mass Storage, USB Host 2.0, USB OTG | 3.5 mm Audio Jack, FM Radio, USB Charging, USB Mass Storage, USB Host 2.0, USB OTG, USB Type-C, Computer Sync, OTA Sync, Tethering, VoLTE, USB 2.0 |
| USB Version | USB 2.0 | USB 2.0 |
| Max. download speed | — | 300 Mbps |
| Max. upload speed | — | 100 Mbps |
Audio
| Specification | Cool 40i | C51 |
|---|---|---|
| Audio Features | A2DP, LE, Loudspeaker | A2DP, LE, Loudspeaker |
