Side-by-side technical data
BLU S91 vs Xiaomi Redmi A1
Comparison between BLU S91 and Xiaomi Redmi A1: camera, battery, fast charging, display, performance and colors, side by side. More phones from BLU and Xiaomi.
The verdict
Neither runs away with it: each wins something.
| Category | S91 | Redmi A1 |
|---|---|---|
| Design & display | 4.5 | 5.2 |
| Performance & hardware | 3.0 | 2.2 |
| Camera | 2.0 | 2.8 |
| Connectivity | 4.6 | 4.5 |
| Battery & charging | 5.6 | 5.1 |
Which one is for you?
BLU S91, if you care about…
- RAM Capacity
- 4 GB
- against 3 GB
- Wi-Fi Standards
- Wi-Fi 802.11a/b/g/n, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
- against Wi-Fi 802.11a/b/g/n
- Maximum Storage Capacity
- 128 GB
- against 32 GB
Xiaomi Redmi A1, if you care about…
- Weight
- 192 g
- against 202 g
- Geekbench 6 Single-Core
- 332
- against 185
- Geekbench 6 Multi-Core
- 1,145
- against 521
- OS Version
- 12
- against 11
Specification comparison
Performance
| Specification | S91 | Redmi A1 |
|---|---|---|
| Processor Model | MediaTek Helio G25 | MediaTek Helio A22 |
| 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 | 128 GB Best value | 32 GB |
| AnTuTu Score | 127,700 | 95,000 |
| Geekbench 6 Single-Core | 185 | 332 Best value |
| Geekbench 6 Multi-Core | 521 | 1,145 Best value |
| CPU Description | Octa-core CPU with 4 Cortex-A53 cores at 2.0 GHz and 4 Cortex-A53 cores at 1.5 GHz | Quad-core 2.0 GHz Cortex-A53 |
| Processor Type | Octa-Core | Quad-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 4 GB Best value | 3 GB |
| RAM Type | DDR4 | LPDDR4X |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | v9 |
Design
| Specification | S91 | Redmi A1 |
|---|---|---|
| Body Colors | Black, Green | Black, Blue, Green |
| Body Thickness | 8.9 mm Best value | 9.1 mm |
| Body Width | 76.3 mm | 76.8 mm |
| Body Height | 164.8 mm | 164.9 mm |
| Weight | 202 g | 192 g Best value |
| Usable Surface | 81.1 % Best value | 81 % |
| Body Materials | — | Plastic |
Battery
| Specification | S91 | Redmi A1 |
|---|---|---|
| Battery Capacity | 5,000 mAh | 5,000 mAh |
| Battery Type | Li-Polymer | Li-Polymer |
| Fast Charge Power | — | 10 W |
| Battery Features | Battery Level Indicator, Rechargeable | Fast Charging, Non-Removable, Rechargeable, Battery Level Indicator |
Display
| Specification | S91 | Redmi A1 |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | — | 400 nits |
| Display Diagonal | 6.5″ | 6.52″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,600 px | 1,600 px |
| Display Pixel Density | 270 ppi Best value | 269 ppi |
| Display Refresh Rate | — | 120 Hz |
| Touch Sampling Rate | — | 120 Hz |
| Display Contrast Ratio | — | 1,500 :1 |
| Display Features | IPS LCD, Touchscreen | Water Drop Notch, TÜV Rheinland Eye Comfort Certification, Scratch Resistant, Capacitive Touch, Multi-Touch, Touchscreen |
Sensors
| Specification | S91 | Redmi A1 |
|---|---|---|
| Fingerprint Sensor Placement | Rear | — |
Sensor
| Specification | S91 | Redmi A1 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Compass, Proximity Sensor | Accelerometer, Light Sensor, Virtual Proximity Sensing |
Software
| Specification | S91 | Redmi A1 |
|---|---|---|
| Operating System | Android 11 | Android 12 |
| OS Family | Android | Android |
| OS Version | 11 | 12 Best value |
| Google Services | — | Yes |
Connectivity
| Specification | S91 | Redmi A1 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM, Dual SIM Dual Standby, Dual 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 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 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, LTE B28, 4G LTE B38, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, HSPA, UMTS, LTE, 4G | GSM, HSPA, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) Best value | Wi-Fi 802.11a/b/g/n |
| Wi-Fi Features | Wi-Fi Direct, Wi-Fi 802.11a/b/g/n | Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi 802.11a/b/g/n |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, Galileo | GPS, A-GPS, GLONASS, Galileo, BeiDou Best value |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, USB Type-C, USB OTG | 3.5 mm Audio Jack, FM Radio, Computer Sync, OTA Sync, Tethering, VoLTE, VoWiFi, USB Charging, USB Mass Storage, USB OTG |
| USB Version | USB 2.0 | microUSB |
| SAR American Head | — | 1.1 W/kg |
| SAR American Body | — | 1.03 W/kg |
| SAR (EU) head | — | 0.85 W/kg |
| SAR (EU) body | — | 1 W/kg |
| Max. download speed | 150 Mbps | 300 Mbps Best value |
| Max. upload speed | 50 Mbps | 150 Mbps Best value |
Audio
| Specification | S91 | Redmi A1 |
|---|---|---|
| Audio Features | Loudspeaker | A2DP, LE, Loudspeaker |
Technical
| Specification | S91 | Redmi A1 |
|---|---|---|
| Model numbers | — | 220733SI, 220733SG, 220733SL, 220743FI, 220733SH |
