In depth comparison and review of Xiaomi Redmi Note 5A and CAT S31. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch - Rugged | |
| Height | 153 mm | 146 mm | Xiaomi Redmi Note 5A has greater height than CAT S31. |
| Width | 76.2 mm | 74.42 mm | Xiaomi Redmi Note 5A has greater width than CAT S31. |
| Depth | 7.55 mm | 12.6 mm | Xiaomi Redmi Note 5A is narrower than Xiaomi Redmi Note 5A. |
| Weight | 150 g | 200 g | Xiaomi Redmi Note 5A is lighter than Xiaomi Redmi Note 5A. |
| Body Colour | Gold | Dark grey | - | |
| Protection | - | Shockproof, dustproof, waterproof | |
| Waterproof (Water-resistant) | - | Yes | CAT S31 is waterproof. |
| IP rating | - | IP68 | |
| SAR Value | 1.74 W/kg (body), 0.66 W/kg (head) | 1.649 W/kg (body), 0.799 W/kg (head) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Display Type | - | LCD display | |
|---|---|---|---|
| Display Technology | - | IPS | |
| Screen Size (Display Size) | 5.5" | 4.7" | Xiaomi Redmi Note 5A has larger screen size than CAT S31. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1280 x 720 pixels | Both phones have the same screen resolution. |
| Display Format | HD | HD | |
| Max Brightness | 450 cd/m² | - | |
| Contrast Ratio | 1000:1 | - | |
| Display Enhancement Technology | - | Super Bright Display | |
| Display Features | Night Display, Reading mode, Colour temperature adjustment | - | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 425 | Qualcomm | |
|---|---|---|---|
| Processor Number | - | MSM8909 | |
| Clock Speed | 1.4 GHz | - | |
| Processor Core Qty | Quad-core | Quad-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi Redmi Note 5A has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 308 | - |
| MEMORY | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| RAM | 2 GB | 2 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 16 GB | Both phones have the same internal memory capacity. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 128 GB |
| CAMERA | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 8 Megapixel | Xiaomi Redmi Note 5A has better camera resolution than CAT S31. |
| Lens Aperture | F/2.2 | - | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | HDR | - | |
| Camera Modes | Burst mode, Panorama, low-light shots | - | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 5A has face detection. |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 2 Megapixel | Xiaomi Redmi Note 5A has better front camera resolution than CAT S31. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.0 | - | |
| Focus Adjustment | - | Focus free | |
| Camera Modes (Front) | Real time beauty mode, Beautify with 36 smart beauty profiles | - | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 5A has face detection. |
| Camera Features (Front) | Selfie countdown | - |
| BATTERY AND CHARGING | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Battery Capacity (Battery Size) | 3080 mAh | 4000 mAh | CAT S31 has larger battery capacity than Xiaomi Redmi Note 5A. |
|---|---|---|---|
| Standby Time | 264 hours | 912 hours | CAT S31 has longer standby time than Xiaomi Redmi Note 5A. |
| Talk Time | 2100 minutes | 1800 minutes | Xiaomi Redmi Note 5A has longer battery life when making calls than CAT S31. |
| Run Time Details | Talk: up to 2100 min Playback (video): up to 11 hrs Gaming: up to 16 hrs Navigation: up to 16 hrs Playback (audio): up to 92 hrs Reading: up to 20 hrs Standby: up to 264 hrs |
Talk: up to 1800 min Standby: up to 912 hrs |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | Android 7.0 Nougat | |
| User Interface | MIUI 9 | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD | |
| Wireless Interface | Infrared (IrDA), IEEE 802.11b/g/n | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 4.1 | |
| Bluetooth Profiles | HID | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB | - | |
|---|---|---|---|
| Supported Digital Video Standards | VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | - |
| FEATURES | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
| Additional Phone Features | Infrared remote control | Dual microphones, Wet Touchscreen Operation, Glove Touchscreen Operation | |
| Android Enterprise Recommended | - | Yes |
| OTHERS | Xiaomi Redmi Note 5A | CAT S31 |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | MIL-STD 810G, IP68 | |
| Max Depth of Water Resistance | - | 1.2 m | |
| Max Height of Shock Resistance | - | 1.8 m | |
| Max Operating Temperature | - | 55 °C | |
| Min Operating Temperature | - | -30 °C |
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