Side by side comparison and review of CAT S61 and Xiaomi Redmi Note 9 Pro. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch - Rugged | Touch | |
| Height | 163 mm | 165.75 mm | Xiaomi Redmi Note 9 Pro has greater height than CAT S61. |
| Width | 78 mm | 76.68 mm | CAT S61 has greater width than Xiaomi Redmi Note 9 Pro. |
| Depth | 13 mm | 8.8 mm | Xiaomi Redmi Note 9 Pro is narrower than CAT S61. |
| Weight | 250 g | 209 g | Xiaomi Redmi Note 9 Pro is lighter than CAT S61. |
| Body Colour | - | Interstellar grey | Tropical green | |
| Body Material | Aluminium reinforced die-cast frame | Curved 3D glass, Gorilla glass 5 | |
| Protection | Dustproof, waterproof, sandproof, thermal protection, dirtproof, drop-proof, vibration-resistant, salt mist protection, pressure resistant | Splashproof | |
| Waterproof (Water-resistant) | Yes | - | CAT S61 is waterproof. |
| IP rating | IP68, IP69 | - | |
| SAR Value | 1.594 W/kg (body), 0.416 W/kg (head) | 2.07 W/kg (limb), 1.021 W/kg (body), 0.662 W/kg (head) | |
| Integrated Components | FM radio | Ultra-linear speaker | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.2" | 6.67" | Xiaomi Redmi Note 9 Pro has larger screen size than CAT S61. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2400 x 1080 pixels | Xiaomi Redmi Note 9 Pro has better screen resolution than CAT S61. |
| Display Format | Full HD | Full HD+ | |
| Max Brightness | - | 450 cd/m² | |
| Contrast Ratio | - | 1500:1 | |
| Display Enhancement Technology | Super Bright Display | - | |
| Display Features | - | Reading mode 2.0, Dot Display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 630 | Qualcomm Snapdragon 720G | |
|---|---|---|---|
| Clock Speed | 2.2 GHz | 2.3 GHz | Xiaomi Redmi Note 9 Pro has higher clock speed than CAT S61. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 508 | Qualcomm ADRENO 618 |
| MEMORY | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| RAM | 4 GB | 6 GB | Xiaomi Redmi Note 9 Pro has more RAM than CAT S61. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 64 GB | Both phones have the same internal memory capacity. |
| Supported Flash Memory Cards (Expandable Memory) | microSD | microSDHC, microSDXC - up to 512 GB |
| CAMERA | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 4 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 64 Megapixel | Xiaomi Redmi Note 9 Pro has better camera resolution than CAT S61. |
| Sensor Size | - | 1/1.72" | |
| Lens Aperture | - | F/1.89 | |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | - | 79.8 degree(s) | |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR, Kaleidoscope | |
| Camera Modes | - | Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi Note 9 Pro has face detection. |
| Light Source | Dual LED flash | Flash | |
| Still Image Resolutions | - | 8000 x 6000 | |
| Video Resolutions | 3840 x 2160 (4K) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 960 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Ultra wide-angle edge distortion correction, AI Quad camera, Steady handheld night photography, full screen frame, AI watermark |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/4" | |
| Sensor Name (2nd Camera) | FLIR Lepton | - | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | - | 119 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm | |
| Camera Features (2nd Camera) | FLIR Thermal Camera, FLIR MSX image resolution, Live Streaming of thermal images | 5-piece lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/5" | |
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Pixel Size (3rd Camera) | - | 1.12 μm | |
| Camera Functions (3rd Camera) | - | Macro camera | |
| Camera Features (3rd Camera) | - | AF (2cm-10cm) |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (4th Camera) | - | 1/5" | |
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Pixel Size (4th Camera) | - | 1.75 μm | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 16 Megapixel | Xiaomi Redmi Note 9 Pro has better front camera resolution than CAT S61. |
| Sensor Size (Front) | - | 1/3.06" | |
| Lens Aperture (Front) | - | F/2.48 | |
| Field of View (Front) | - | 82.4 degree(s) | |
| Pixel Size (Front) | - | 1 μm | |
| Focus Adjustment | Focus free | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Panoramic selfies, AI portrait mode, AI Beautify, Slo-mo Selfie | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi Note 9 Pro has face detection. |
| Light Source (Front) | - | Display flash | |
| Camera Features (Front) | - | AI scene detection, Palm shutter, AI silhouette detection |
| BATTERY AND CHARGING | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 5020 mAh | Xiaomi Redmi Note 9 Pro has larger battery capacity than CAT S61. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0 | Qualcomm Quick Charge 4.0 | Both phones have fast charging technology. |
| Talk Time | 2100 minutes | 1980 minutes | CAT S61 has longer battery life when making calls than Xiaomi Redmi Note 9 Pro. |
| Run Time Details | Talk (3G): up to 2100 min Standby: up to 888 hrs |
Talk: up to 1980 min Gaming: up to 13 hrs Playback (Music): up to 147 hrs Navigation: up to 16 hrs |
|
| Battery Technology | Lithium Ion | Lithium Ion |
| CELLULAR | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 8.0 Oreo | Android 10 | |
| User Interface | - | MIUI 11 | |
| Payment Technology | Android Pay | Google Pay | |
| Navigation | GPS, GLONASS, Galileo, QZSS, SBAS, iZat | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1900 GSM, 2100 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, 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, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, XviD, M4V, MP4 | |
| Audio Amplifier | - | Smart PA |
| FEATURES | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| 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, barometer, gyro sensor, laser distance sensor, Indoor Air Quality Sensor (humidity & temperature) | Accelerometer, digital compass, gyro sensor, distance sensor, infrared (IR) sensor, In-screen ambient light sensor | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Additional Phone Features | Notification LED, Wet Touchscreen Operation, Glove Touchscreen Operation, MSX technology, laser assisted distance measurement | Infrared remote control, AI face unlock, Qualcomm 5th generation AI Engine, Z-axis linear vibration motor |
| OTHERS | CAT S61 | Xiaomi Redmi Note 9 Pro |
|---|
| Included Accessories | Power adapter | Protective cover, SIM card removal tool, USB-C cable, 33W charger | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G, IP68, IP69 | TUV Rheinland Low Blue Light Certification | |
| Max Depth of Water Resistance | 3 m | - | |
| Max Height of Shock Resistance | 1.8 m | - | |
| Max Operating Temperature | 55 °C | - | |
| Min Operating Temperature | -25 °C | - |
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