Side-by-side technical data
Realme C51 vs BLU S91 Pro
Comparison between Realme C51 and BLU S91 Pro: camera, battery, fast charging, display, performance and colors, side by side. More phones from Realme and BLU.
The verdict
Neither runs away with it: each wins something.
| Category | C51 | S91 Pro |
|---|---|---|
| Design & display | 5.4 | 4.5 |
| Performance & hardware | 2.7 | 3.1 |
| Camera | 4.1 | 5.2 |
| Connectivity | 5.5 | 4.6 |
| Battery & charging | 5.7 | 5.7 |
Which one is for you?
Realme C51, if you care about…
- RAM Capacity
- 6 GB
- against 4 GB
- Maximum Storage Capacity
- 256 GB
- against 128 GB
- Weight
- 186 g
- against 202 g
- Usable Surface
- 85.5 %
- against 81.5 %
BLU S91 Pro, if you care about…
- Display Pixel Density
- 270 ppi
- against 260 ppi
Specification comparison
Performance
| Specification | C51 | S91 Pro |
|---|---|---|
| Processor Model | Unisoc T612 | MediaTek Helio G37 |
| Processor Process Size | 12 nm | 12 nm |
| Graphics GPU | Mali-G57 MP1 | PowerVR GE8320 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 1.8 GHz | 2.3 GHz Best value |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | 220,000 | 118,448 |
| Geekbench 6 Single-Core | — | 205 |
| Geekbench 6 Multi-Core | — | 911 |
| CPU Description | Octa-core processor with 2 ARM Cortex-A75 cores at 1.8 GHz and 6 ARM Cortex-A55 cores at 1.8 GHz. | Octa-core CPU with 4 Cortex-A53 cores at 2.3 GHz and 4 Cortex-A53 cores at 1.8 GHz |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 6 GB Best value | 4 GB |
| RAM Type | LPDDR4X | DDR4 |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v9 | — |
Design
| Specification | C51 | S91 Pro |
|---|---|---|
| Body Colors | Mint Green, Black | Black, Mint Green |
| Body Thickness | 8 mm Best value | 8.9 mm |
| Body Width | 76.7 mm | 76 mm |
| Body Height | 167.2 mm | 164.7 mm |
| Weight | 186 g Best value | 202 g |
| Usable Surface | 85.5 % Best value | 81.5 % |
| Body Materials | Glass, Plastic | — |
Battery
| Specification | C51 | S91 Pro |
|---|---|---|
| Battery Capacity | 5,000 mAh | 5,000 mAh |
| Battery Type | Li-Polymer | Li-Polymer |
| Fast Charge Power | 33 W | — |
| Battery Features | Non-Removable, Rechargeable, Fast Charging, Charger Included, Battery Level Indicator | Battery Level Indicator, Rechargeable |
Display
| Specification | C51 | S91 Pro |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | 560 nits | — |
| Display Diagonal | 6.74″ Best value | 6.5″ |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,600 px | 1,600 px |
| Display Pixel Density | 260 ppi | 270 ppi Best value |
| Display Refresh Rate | 90 Hz | — |
| Touch Sampling Rate | 180 Hz | — |
| Display Contrast Ratio | 1,000 :1 | — |
| Display Features | Water Drop Notch, Scratch Resistant, Curved Glass, Capacitive Touch, Multi-Touch, Frameless | IPS LCD, Touchscreen |
Sensors
| Specification | C51 | S91 Pro |
|---|---|---|
| Fingerprint Sensor Placement | Side | Rear |
Sensor
| Specification | C51 | S91 Pro |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Light Sensor, Compass | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass |
Software
| Specification | C51 | S91 Pro |
|---|---|---|
| Operating System | Android 13 | Android 12 |
| OS Family | Android | Android |
| OS Version | 13 Best value | 12 |
| OS Update Support | 1 year | — |
| Google Services | Yes | — |
Connectivity
| Specification | C51 | S91 Pro |
|---|---|---|
| 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 B850, 3G UMTS B900, 3G UMTS 2100, 3G UMTS B1, 3G UMTS B2, 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 B13, 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 | GSM, HSPA, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO | Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, Galileo Best value | GPS, Galileo |
| Connectivity Features | 3.5 mm Audio Jack, NFC, FM Radio, Computer Sync, OTA Sync, Tethering, VoLTE, VoWiFi, USB Charging, USB Mass Storage, USB OTG, USB Type-C | 3.5 mm Audio Jack, FM Radio, USB Type-C, USB OTG |
| USB Version | USB 2.0 | USB 2.0 |
| SAR American Head | 1.18 W/kg | — |
| SAR American Body | 0.78 W/kg | — |
| Max. download speed | 300 Mbps | — |
| Max. upload speed | 100 Mbps | — |
Audio
| Specification | C51 | S91 Pro |
|---|---|---|
| Audio Features | Loudspeaker, Noise-Cancellation Microphone, A2DP, LE | Loudspeaker |
Technical
| Specification | C51 | S91 Pro |
|---|---|---|
| Model numbers | RMX3830 | — |
