Side by side comparison and review of bq Aquaris X and CAT S31. 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 | bq Aquaris X | CAT S31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch - Rugged | |
| Height | 146.5 mm | 146 mm | bq Aquaris X has greater height than CAT S31. |
| Width | 72.7 mm | 74.42 mm | CAT S31 has greater width than bq Aquaris X. |
| Depth | 7.9 mm | 12.6 mm | bq Aquaris X is narrower than bq Aquaris X. |
| Weight | 153 g | 200 g | bq Aquaris X is lighter than bq Aquaris X. |
| Body Colour | Midnight blue | - | |
| Body Material | Anodised aluminium | - | |
| Protection | Dustproof, splashproof | Shockproof, dustproof, waterproof | |
| Waterproof (Water-resistant) | - | Yes | CAT S31 is waterproof. |
| IP rating | IP52 | IP68 | |
| SAR Value | 1.36 W/kg (body), 0.428 W/kg (head) | 1.649 W/kg (body), 0.799 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 Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM (SIM1 and SIM2/MicroSD slots) | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | bq Aquaris X | CAT S31 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | LTPS IPS | IPS | |
| Screen Size (Display Size) | 5.2" | 4.7" | bq Aquaris X has larger screen size than CAT S31. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1280 x 720 pixels | bq Aquaris X has better screen resolution than CAT S31. |
| Display Format | Full HD | HD | |
| Pixel Density | 423 ppi | - | |
| Max Brightness | 650 cd/m² | - | |
| Display Enhancement Technology | - | Super Bright Display | |
| Display Features | In-Cell Display Technology, Quantum Color +, 2.5D Glass, AF coating | - | |
| Display Protection (Screen Protector) | Dinorex Glass (scratch resistant glass) | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | bq Aquaris X | CAT S31 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 626 | Qualcomm | |
|---|---|---|---|
| Processor Number | MSM8953 PRO | MSM8909 | |
| Clock Speed | 2.2 GHz | - | |
| Processor Core Qty | 8-core | Quad-core | bq Aquaris X has higher processor core quantity than CAT S31. |
| 64-bit Architecture | Yes | - | bq Aquaris X has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 506 | - |
| MEMORY | bq Aquaris X | CAT S31 |
|---|
| RAM | 3 GB | 2 GB | bq Aquaris X has more RAM than CAT S31. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 16 GB | bq Aquaris X has more internal memory than CAT S31. |
| User Memory | 24 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC - up to 128 GB |
| CAMERA | bq Aquaris X | CAT S31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 8 Megapixel | bq Aquaris X has better camera resolution than CAT S31. |
| Sensor Name | Sony Exmor RS IMX298 sensor | - | |
| Lens Aperture | F/2.0 | - | |
| Lens Construction | 6-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, panoramic pictures, Time-lapse mode, night mode, Fast Motion mode, manual mode, RAW mode | - | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | Zero Shutter Lag, Phase Detect Auto-Focus (PDAF), Largan lens, video image stabilisation, Dual-tone Flash | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 2 Megapixel | bq Aquaris X has better front camera resolution than CAT S31. |
| Sensor Name (Front) | Samsung S5K4H8YX | - | |
| Lens Aperture (Front) | F/2.0 | - | |
| Lens Element Qty (Front) | 3-element | - | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Beauty face | - | |
| Light Source (Front) | Flash | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 60 fps | - | |
| Camera Features (Front) | Selfie Indicator | - |
| BATTERY AND CHARGING | bq Aquaris X | CAT S31 |
|---|
| Battery Capacity (Battery Size) | 3100 mAh | 4000 mAh | CAT S31 has larger battery capacity than bq Aquaris X. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0 | - | bq Aquaris X has fast charging technology. |
| Standby Time | - | 912 hours | |
| Talk Time | - | 1800 minutes | |
| Run Time Details | - | Talk: up to 1800 min Standby: up to 912 hrs |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | bq Aquaris X | 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 7.1.1 Nougat | Android 7.0 Nougat | |
| Navigation | GPS, GLONASS, Galileo | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | bq Aquaris X | CAT S31 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-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 7, Band 20 | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, FDD 800 DD | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD | |
| Wireless Interface | IEEE 802.11b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 4.1 | |
| NFC | Yes | - | bq Aquaris X has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | bq Aquaris X | CAT S31 |
|---|
| Supported Digital Audio Standards | WAV, AAC, MP3, FLAC, AAC +, OGG, QCP, eAAC+, MIDI, APE (Monkey's Audio), M4A, apt-X, AWB, ALAC, MID, WMA STD, DTS M8 | - | |
|---|---|---|---|
| Sound Enhancements | Hi-Fi Sound support | - |
| FEATURES | bq Aquaris X | CAT S31 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, 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 | |
| Security Devices | Fingerprint reader | - | |
| Additional Phone Features | Dual noise reduction microphones, NXP Smart AMP technology, Wi-Fi Assist | Dual microphones, Wet Touchscreen Operation, Glove Touchscreen Operation | |
| Android Enterprise Recommended | - | Yes |
| OTHERS | bq Aquaris X | CAT S31 |
|---|
| Included Accessories | Power adapter, USB 2.0 Type C-A cable | Power adapter | |
|---|---|---|---|
| Compliant Standards | IP52 | 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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