Detailed comparison and review of CAT S61 and OPPO R11s. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | CAT S61 | OPPO R11s |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch - Rugged | Touch | |
| Height | 163 mm | 155.1 mm | CAT S61 has greater height than OPPO R11s. |
| Width | 78 mm | 75.5 mm | CAT S61 has greater width than OPPO R11s. |
| Depth | 13 mm | 7.1 mm | OPPO R11s is narrower than CAT S61. |
| Weight | 250 g | 153 g | OPPO R11s is lighter than CAT S61. |
| Body Colour | - | Champagne | |
| Body Material | Aluminium reinforced die-cast frame | Aluminium | |
| Protection | Dustproof, waterproof, sandproof, thermal protection, dirtproof, drop-proof, vibration-resistant, salt mist protection, pressure resistant | - | |
| Waterproof (Water-resistant) | Yes | - | CAT S61 is waterproof. |
| IP rating | IP68, IP69 | - | |
| SAR Value | 1.594 W/kg (body), 0.416 W/kg (head) | - | |
| Integrated Components | FM radio | - | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | CAT S61 | OPPO R11s |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | AMOLED | |
| Screen Size (Display Size) | 5.2" | 6.01" | OPPO R11s has larger screen size than CAT S61. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2160 x 1080 pixels | OPPO R11s has better screen resolution than CAT S61. |
| Display Format | Full HD | - | |
| Aspect Ratio | - | 18:9 | |
| Colour Depth | - | 16.7 million colours | |
| Display Enhancement Technology | Super Bright Display | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | CAT S61 | OPPO R11s |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 630 | Qualcomm Snapdragon 660 | |
|---|---|---|---|
| Clock Speed | 2.2 GHz | 2.2 GHz | Both phones have the same clock speed. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | CAT S61 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 508 | Qualcomm ADRENO 512 |
| MEMORY | CAT S61 | OPPO R11s |
|---|
| RAM | 4 GB | 4 GB | Both phones have the same RAM size. |
|---|---|---|---|
| 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 256 GB |
| CAMERA | CAT S61 | OPPO R11s |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 20 Megapixel | OPPO R11s has better camera resolution than CAT S61. |
| Lens Aperture | - | F/1.7 | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | Bokeh effect | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 3840 x 2160 (4K) at 30 fps | - | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | OPPO Portrait Lab |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 16 Megapixel | |
|---|---|---|---|
| Sensor Name (2nd Camera) | FLIR Lepton | - | |
| Camera Features (2nd Camera) | FLIR Thermal Camera, FLIR MSX image resolution, Live Streaming of thermal images | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 20 Megapixel | OPPO R11s has better front camera resolution than CAT S61. |
| Lens Aperture (Front) | - | F/2.0 | |
| Focus Adjustment | Focus free | - | |
| Camera Features (Front) | - | A.I. beauty recognition technology |
| BATTERY AND CHARGING | CAT S61 | OPPO R11s |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 3205 mAh | CAT S61 has larger battery capacity than OPPO R11s. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0 | VOOC Flash Charge technology | Both phones have fast charging technology. |
| Talk Time | 2100 minutes | - | |
| Run Time Details | Talk (3G): up to 2100 min Standby: up to 888 hrs |
- | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | CAT S61 | OPPO R11s |
|---|
| 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 | ColorOS 3.2 (based on Android 7.1) | |
| Payment Technology | Android Pay | - | |
| Navigation | GPS, GLONASS, Galileo, QZSS, SBAS, iZat | GPS |
| COMMUNICATIONS | CAT S61 | OPPO R11s |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE, VoWiFi | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 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 39, 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 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 4.2 | |
| NFC | Yes | - | CAT S61 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| FEATURES | CAT S61 | OPPO R11s |
|---|
| 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) | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor | |
| Security Devices | - | Face recognition | |
| Security Technology | - | A.I. face recognition | |
| Additional Phone Features | Notification LED, Wet Touchscreen Operation, Glove Touchscreen Operation, MSX technology, laser assisted distance measurement | MIMO technology, Smart Power Saving Mode, Split Screen, OPPO Share |
| OTHERS | CAT S61 | OPPO R11s |
|---|
| Included Accessories | Power adapter | Headset, carrying case, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | MIL-STD 810G, IP68, IP69 | - | |
| 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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