In depth comparison and review of Xiaomi Redmi A1 and CAT S75. 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 A1 | CAT S75 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch - Rugged | |
| Height | 164.9 mm | 171 mm | CAT S75 has greater height than Xiaomi Redmi A1. |
| Width | 76.75 mm | 80 mm | CAT S75 has greater width than Xiaomi Redmi A1. |
| Depth | 9.09 mm | 11.9 mm | Xiaomi Redmi A1 is narrower than Xiaomi Redmi A1. |
| Weight | 192 g | 268 g | Xiaomi Redmi A1 is lighter than Xiaomi Redmi A1. |
| Body Colour | Light green | - | |
| Protection | - | Waterproof, sandproof, dirtproof, drop-proof, temperature protection, dust-resistant | |
| Waterproof (Water-resistant) | - | Yes | CAT S75 is waterproof. |
| IP rating | - | IP68, IP69K, IP69 | |
| SAR Value | 0.997 W/kg (body), 0.846 W/kg (head), 2.541 W/kg (limb) | 1.479 W/kg (body), 0.997 W/kg (head), 3.265 W/kg (limb) | |
| Integrated Components | FM radio | FM radio, LED flashlight | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | - | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi Redmi A1 | CAT S75 |
|---|
| Screen Size (Display Size) | 6.52" | 6.58" | CAT S75 has larger screen size than Xiaomi Redmi A1. |
|---|---|---|---|
| Screen Resolution (Display Resolution) | 1600 x 720 pixels | - | |
| Display Format | HD+ | Full HD+ | |
| Aspect Ratio | 20:9 | 20:9 | |
| Display Refresh Rate | - | 120 Hz | |
| Display Features | Night light screen, Dot Drop display | Glove & Wet Touch | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass Victus (scratch resistant glass) |
| PROCESSOR | Xiaomi Redmi A1 | CAT S75 |
|---|
| Processor Type (CPU) | MediaTek Helio A22 | MediaTek Dimensity 930 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.2 GHz | CAT S75 has higher clock speed than Xiaomi Redmi A1. |
| Processor Core Qty | Quad-core | 8-core | CAT S75 has higher processor core quantity than Xiaomi Redmi A1. |
| MEMORY | Xiaomi Redmi A1 | CAT S75 |
|---|
| RAM | LPDDR4X SDRAM - 2 GB | LPDDR4X SDRAM - 6 GB | CAT S75 has more RAM than Xiaomi Redmi A1. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | CAT S75 has more internal memory than Xiaomi Redmi A1. |
| Memory Interface | eMMC 5.1 | eMMC | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 1 TB | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | Xiaomi Redmi A1 | CAT S75 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 3 | |
|---|---|---|---|
| Sensor Resolution | 8 Megapixel | 50 Megapixel | CAT S75 has better camera resolution than Xiaomi Redmi A1. |
| Lens Aperture | F/2.0 | F/1.8 | CAT S75 has better lens aperture than Xiaomi Redmi A1. |
| Focus Adjustment | - | Automatic | |
| Special Effects | HDR | - | |
| Camera Modes | Time-lapse mode, portrait mode, Short video mode | Underwater mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | - | |
| Camera Features (Functions) | AI Dual camera | Phase Detect Auto-Focus (PDAF) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 8 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Super wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | CAT S75 has better front camera resolution than Xiaomi Redmi A1. |
| Lens Aperture (Front) | F/2.2 | F/2.0 | CAT S75 has better front lens aperture than Xiaomi Redmi A1. |
| Focus Adjustment | - | Focus free | |
| Camera Modes (Front) | Beautify | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | - | |
| Camera Features (Front) | AI Selfie | - |
| BATTERY AND CHARGING | Xiaomi Redmi A1 | CAT S75 |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Standby Time | 746 hours | - | |
| Talk Time | 1800 minutes | - | |
| Run Time Details | Talk: up to 1800 min Standby: up to 746 hrs Playback (video): up to 22 hrs Playback (Music): up to 161 hrs |
- | |
| Battery Technology | - | Lithium Ion |
| CELLULAR | Xiaomi Redmi A1 | CAT S75 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | CAT S75 has more advanced generation mobile network. |
| Operating System | Android 12 (Go edition) | Android 12 | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, LTEPP, SUPL |
| COMMUNICATIONS | Xiaomi Redmi A1 | CAT S75 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| 5G NR Band | - | N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n75, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, SDL DL 1500+, TDD TD 3700, TDD TD 3500, TDD 2300 | |
| Wireless Interface | Wi-Fi | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | - | Yes | CAT S75 has NFC reader for mobile payments. |
| FEATURES | Xiaomi Redmi A1 | CAT S75 |
|---|
| Sensors | Accelerometer | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope | |
|---|---|---|---|
| Security Devices | - | Fingerprint reader (rear) | |
| Additional Phone Features | Fast Charging | SOS button, SOS function, Programmable side key, guaranteed upgrade to Android 13, guaranteed upgrade to Android 14, Satellite Messaging | |
| Android Enterprise Recommended | - | Yes |
| OTHERS | Xiaomi Redmi A1 | CAT S75 |
|---|
| Included Accessories | USB cable, SIM card removal tool, 10W charger | USB cable | |
|---|---|---|---|
| Compliant Standards | - | IP68, IP69K, MIL-STD-810H | |
| Max Depth of Water Resistance | - | 5 m | |
| Max Height of Shock Resistance | - | 1.8 m | |
| Max Operating Temperature | - | 55 °C | |
| Min Operating Temperature | - | -25 °C |
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