Side-by-side technical data
BLU S1 vs BLU C9
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Your pick: BLU S1, ahead on Design & display, Camera and Connectivity. Unless Performance & hardware or Battery & charging decides it for you.
| Category | S1 | C9 |
|---|---|---|
| Design & display | 4.9 | 4.3 |
| Performance & hardware | 1.2 | 2.2 |
| Camera | 3.3 | 1.3 |
| Connectivity | 3.2 | 2.8 |
| Battery & charging | 1.9 | 3.8 |
Which one is for you?
BLU S1, if you care about…
- Wi-Fi Standards
- Wi-Fi 802.11 b/g/n, Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
- against Wi-Fi 4 (802.11n), Wi-Fi 802.11 b/g/n
- Display Pixel Density
- 282 ppi
- against 267 ppi
- Weight
- 137 g
- against 189 g
- Body Thickness
- 8.4 mm
- against 9.67 mm
BLU C9, if you care about…
- Battery Capacity
- 4,000 mAh
- against 2,800 mAh
- Bluetooth Version
- Bluetooth 4.2
- against Bluetooth 4.0
- Maximum Storage Capacity
- 64 GB
- against 16 GB
- Display Diagonal
- 6.6″
- against 5.2″
Specification comparison
Battery
| Specification | S1 | C9 |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 2,800 mAh | 4,000 mAh Best value |
| Battery Type | Li-Po | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | Battery Level Indicator, Rechargeable | Battery Level Indicator, Charger Included, Rechargeable |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 24 h | — |
| Standby time | 600 h | — |
| Music playback time | — | — |
Design
| Specification | S1 | C9 |
|---|---|---|
| Body Colors | Black, Gold | Black |
| Body Thickness | 8.4 mm Best value | 9.67 mm |
| Body Width | 72.8 mm | 75.6 mm |
| Body Height | 147.3 mm | 164.7 mm |
| Weight | 137 g Best value | 189 g |
| Usable Surface | 69.5 % | — |
| Body Materials | — | — |
| Resistance Features | — | — |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | — |
| QWERTY keyboard | — | — |
Performance
| Specification | S1 | C9 |
|---|---|---|
| Processor Model | MediaTek MT6750 | Unisoc SC9863A |
| Processor Process Size | 28 nm | 28 nm |
| Graphics GPU | Mali-T860 MP2 | PowerVR GE8322 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 1.5 GHz | 1.6 GHz Best value |
| Maximum Storage Capacity | 16 GB | 64 GB Best value |
| AnTuTu Score | 38,745 | — |
| Geekbench 6 Single-Core | — | 164 |
| Geekbench 6 Multi-Core | — | 725 |
| CPU Description | Octa-core (4x1.5 GHz Cortex-A53 and 4x1.0 GHz Cortex-A53) | — |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 2 GB | 2 GB |
| RAM Type | — | DDR4 |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | 64 GB | — |
Sensors
| Specification | S1 | C9 |
|---|---|---|
| Fingerprint Sensor Placement | Front | — |
Display
| Specification | S1 | C9 |
|---|---|---|
| Display Aspect Ratio | 16:9 | — |
| Peak Display Brightness | — | — |
| Display Technology | IPS LCD | IPS LCD |
| Display Diagonal | 5.2″ | 6.6″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,280 px | 1,612 px Best value |
| Display Pixel Density | 282 ppi Best value | 267 ppi |
| Display Refresh Rate | — | — |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | Touchscreen | Touchscreen |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | — | — |
Sensor
| Specification | S1 | C9 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass | Accelerometer, Fingerprint Sensor |
Software
| Specification | S1 | C9 |
|---|---|---|
| Operating System | Android 7 | Android 12 |
| OS Family | Android | Android |
| OS Version | 7 | 12 Best value |
| OS Update Support | — | — |
| Direct OS Updates | No | No |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | S1 | C9 |
|---|---|---|
| SIM Configurations | Single Nano-SIM | Single Nano-SIM |
| Cellular Bands | 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 B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B12, 4G LTE B17, 4G LTE B25, 4G LTE B26, 4G LTE B41 | — |
| Cellular Technologies | GSM, HSPA, LTE, 4G | LTE, 4G, GSM |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n, Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n) Best value | Wi-Fi 4 (802.11n), Wi-Fi 802.11 b/g/n |
| Wi-Fi Features | Wi-Fi 802.11 b/g/n | — |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 4.2 Best value |
| Bluetooth Profiles | A2DP | — |
| Navigation Systems | GPS | GPS, GLONASS, BeiDou, Galileo Best value |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB | 3.5 mm Audio Jack, FM Radio, USB Type-C, USB 2.0 |
| USB Version | USB 2.0 | USB 2.0 |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | S1 | C9 |
|---|---|---|
| Microphone Count | 1 | — |
| Audio Features | A2DP, Loudspeaker, Stereo Speakers | — |
| Alert types | — | — |
Technical
| Specification | S1 | C9 |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | S1 | C9 |
|---|---|---|
| Built-in functions | — | — |
