In depth comparison and review of CAT S50 and Xiaomi Redmi S2. 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 | CAT S50 | Xiaomi Redmi S2 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch - Rugged | Touch | |
| Height | 144.5 mm | 160.73 mm | Xiaomi Redmi S2 has greater height than CAT S50. |
| Width | 77 mm | 77.26 mm | Xiaomi Redmi S2 has greater width than CAT S50. |
| Depth | 12.7 mm | 8.1 mm | Xiaomi Redmi S2 is narrower than CAT S50. |
| Weight | 185 g | 170 g | Xiaomi Redmi S2 is lighter than CAT S50. |
| Body Colour | Forest | Slate | Grey | Blue | Rose gold | Gold | Black | Dark grey | |
| Protection | Shockproof, dustproof, waterproof | - | |
| Waterproof (Water-resistant) | Yes | - | CAT S50 is waterproof. |
| IP rating | IP67, IPX7, IP6X | - | |
| SAR Value | 1.13 W/kg (body), 0.76 W/kg (head) | 1.577 W/kg (body), 0.429 W/kg (head) | |
| Integrated Components | FM radio | - | |
| 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) | Micro SIM | Nano SIM | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | CAT S50 | Xiaomi Redmi S2 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 4.7" | 5.99" | Xiaomi Redmi S2 has larger screen size than CAT S50. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1440 x 720 pixels | Xiaomi Redmi S2 has better screen resolution than CAT S50. |
| Display Format | HD | HD+ | |
| Pixel Density | 312 ppi | 269 ppi | CAT S50 has better pixel density than Xiaomi Redmi S2. |
| Aspect Ratio | - | 18:9 | |
| Max Brightness | - | 450 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 1000:1 | |
| Display Features | - | Night Display, Sunlight Display, Reading mode, Colour temperature adjustment | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | CAT S50 | Xiaomi Redmi S2 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 400 | Qualcomm Snapdragon 625 | |
|---|---|---|---|
| Processor Number | MSM8926 | - | |
| Clock Speed | 1.2 GHz | - | |
| Processor Core Qty | Quad-core | 8-core | Xiaomi Redmi S2 has higher processor core quantity than CAT S50. |
| 64-bit Architecture | - | Yes | Xiaomi Redmi S2 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 305 | Qualcomm ADRENO 506 |
| MEMORY | CAT S50 | Xiaomi Redmi S2 |
|---|
| RAM | 2 GB | 3 GB | Xiaomi Redmi S2 has more RAM than CAT S50. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 32 GB | Xiaomi Redmi S2 has more internal memory than CAT S50. |
| User Memory | 6 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 64 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | CAT S50 | Xiaomi Redmi S2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 8 Megapixel | 12 Megapixel | Xiaomi Redmi S2 has better camera resolution than CAT S50. |
| Lens Aperture | - | F/2.2 | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR, low light enhancement | |
| Camera Modes | - | Panorama, portrait mode, AI portrait mode | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi S2 has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | - | Phase Detect Auto-Focus (PDAF), AI Dual camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 0.3 Megapixel | 16 Megapixel | Xiaomi Redmi S2 has better front camera resolution than CAT S50. |
| Lens Type (Front) | - | Wide-angle lens | |
| Lens Aperture (Front) | - | F/2.0 | |
| Special Effects (Front) | - | Precise bokeh effect, AI Beautify 4.0 | |
| HDR Mode (Front) | - | Auto HDR mode | |
| Camera Modes (Front) | - | Wide selfie mode | |
| Light Source (Front) | - | LED flash |
| BATTERY AND CHARGING | CAT S50 | Xiaomi Redmi S2 |
|---|
| Battery Capacity (Battery Size) | 2630 mAh | 3080 mAh | Xiaomi Redmi S2 has larger battery capacity than CAT S50. |
|---|---|---|---|
| Wireless Charging | Yes | - | CAT S50 can be charged wirelessly. |
| Wireless Charging Standards | Qi | - | |
| Standby Time | 792 hours | - | |
| Talk Time | 960 minutes | - | |
| Run Time Details | Talk: up to 960 min Standby: up to 792 hrs |
- | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | CAT S50 | Xiaomi Redmi S2 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 4.4 (KitKat) | - | |
| User Interface | - | MIUI 9 | |
| Navigation | A-GPS, GLONASS | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | CAT S50 | Xiaomi Redmi S2 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-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 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 7, Band 8, Band 20 | Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n | Infrared (IrDA), IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.2 | |
| NFC | Yes | - | CAT S50 has NFC reader for mobile payments. |
| Communication Features | Mobile Email client, Internet browser, LTE Cat.4 | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | CAT S50 | Xiaomi Redmi S2 |
|---|
| Supported Digital Audio Standards | WAV, AAC, AMR, MP3, AAC +, OGG, eAAC+, MIDI | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, H.264, H.263 | VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | |
| Sound Enhancements | MaxxAudio sound enhancement | - |
| FEATURES | CAT S50 | Xiaomi Redmi S2 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Personal Information Management | Calendar, synchronization with PC, calculator, reminder, alarm clock | - | |
| Additional Phone Features | TTY compatible, E-911 compliant, Face Unlock, Dual microphones, Wet Touchscreen Operation | Infrared remote control, Dual microphones |
| OTHERS | CAT S50 | Xiaomi Redmi S2 |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool, clear soft case | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G, IP67, WPC, HAC (Hearing Aid Compatible), IPX7, PMA, Qi, IP6X | - | |
| Max Depth of Water Resistance | 1 m | - | |
| Max Operating Temperature | 55 °C | - | |
| Min Operating Temperature | -25 °C | - |
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