Side by side comparison and review of ASUS ZenFone 4 (ZE554KL) 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 | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZE554KL | - | |
| Form Factor | Touch | Touch - Rugged | |
| Height | 155.36 mm | 146 mm | ASUS ZenFone 4 (ZE554KL) has greater height than CAT S31. |
| Width | 75.24 mm | 74.42 mm | ASUS ZenFone 4 (ZE554KL) has greater width than CAT S31. |
| Depth | 7.7 mm | 12.6 mm | ASUS ZenFone 4 (ZE554KL) is narrower than ASUS ZenFone 4 (ZE554KL). |
| Weight | 165 g | 200 g | ASUS ZenFone 4 (ZE554KL) is lighter than ASUS ZenFone 4 (ZE554KL). |
| Body Colour | Midnight black | Moonlight white | - | |
| Protection | - | Shockproof, dustproof, waterproof | |
| Waterproof (Water-resistant) | - | Yes | CAT S31 is waterproof. |
| IP rating | - | IP68 | |
| SAR Value | 1.48 W/kg (body), 1.42 W/kg (head) | 1.649 W/kg (body), 0.799 W/kg (head) | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
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 | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | Super IPS+ | IPS | |
| Screen Size (Display Size) | 5.5" | 4.7" | ASUS ZenFone 4 (ZE554KL) has larger screen size than CAT S31. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1280 x 720 pixels | ASUS ZenFone 4 (ZE554KL) has better screen resolution than CAT S31. |
| Display Format | Full HD | HD | |
| Max Brightness | 600 cd/m² | - | |
| Display Enhancement Technology | Bluelight Filter for Eye Care, Splendid technology | Super Bright Display | |
| Display Features | 2.5D Glass | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 630 | Qualcomm | |
|---|---|---|---|
| Processor Number | - | MSM8909 | |
| Clock Speed | 2.2 GHz | - | |
| Processor Core Qty | 8-core | Quad-core | ASUS ZenFone 4 (ZE554KL) has higher processor core quantity than CAT S31. |
| 64-bit Architecture | Yes | - | ASUS ZenFone 4 (ZE554KL) has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 508 | - |
| MEMORY | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | 2 GB | ASUS ZenFone 4 (ZE554KL) has more RAM than CAT S31. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 16 GB | ASUS ZenFone 4 (ZE554KL) has more internal memory than CAT S31. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSDXC - up to 128 GB |
| CAMERA | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 8 Megapixel | ASUS ZenFone 4 (ZE554KL) has better camera resolution than CAT S31. |
| Sensor Size | 1/2.55" | - | |
| Sensor Name | Sony Exmor RS IMX362 sensor | - | |
| Lens Aperture | F/1.8 | - | |
| Lens Construction | 6-element | - | |
| Optical Image Stabiliser (OIS) | 4 Stop OIS (Optical Image Stabilisation) | - | ASUS ZenFone 4 (ZE554KL) has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | HDR | - | |
| Camera Modes | Panorama, Time-lapse mode, Pro mode, Beauty mode, Auto mode, super resolution mode, GIF animation function, portrait mode | - | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 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 | 1280 x 720 (720p) at 120 fps | |
| Camera Features (Functions) | 3-axis electronic image stabilisation, RAW image capture, Subject-Tracking Auto-Focus, PixelMaster 4.0 camera, 4-axis optical image stabilisation, 9 filters, Instant cameras switching, Dual Pixel Phase Detect Auto-Focus (PDAF) | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | - | |
|---|---|---|---|
| Lens Type (2nd Camera) | Wide-angle lens | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 2 Megapixel | ASUS ZenFone 4 (ZE554KL) has better front camera resolution than CAT S31. |
| Lens Aperture (Front) | F/2.0 | - | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | Collage | - | |
| Camera Modes (Front) | Beauty mode, Auto mode, selfie panorama, GIF animation function, portrait mode, Smart beautification, Livestream beautification | - | |
| Camera Features (Front) | PixelMaster camera, ASUS SelfieMaster technology, 9 filters | - |
| BATTERY AND CHARGING | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| Battery Capacity (Battery Size) | 3300 mAh | 4000 mAh | CAT S31 has larger battery capacity than ASUS ZenFone 4 (ZE554KL). |
|---|---|---|---|
| Fast Charging Technology | ASUS Boost Master | - | ASUS ZenFone 4 (ZE554KL) has fast charging technology. |
| Standby Time | 552 hours | 912 hours | CAT S31 has longer standby time than ASUS ZenFone 4 (ZE554KL). |
| Talk Time | 1800 minutes | 1800 minutes | Both phones have the same battery life when making calls. |
| Run Time Details | Standby (4G): up to 552 hrs Talk (3G): up to 1800 min Playback (video): up to 16 hrs Continuous browsing (Wi-Fi): up to 18 hrs |
Talk: up to 1800 min Standby: up to 912 hrs |
|
| Battery Technology | Lithium polymer | Lithium Ion |
| CELLULAR | ASUS ZenFone 4 (ZE554KL) | 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 7.0 Nougat | Android 7.0 Nougat | |
| User Interface | ASUS ZenUI 4.0 | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+ | 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 3, Band 5, Band 6, Band 8, Band 19 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1800, 850, 800, 900, 800 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 4.1 | |
| NFC | Yes | - | ASUS ZenFone 4 (ZE554KL) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| Sound Enhancements | DTS-HD Premium Sound, Hi-Res audio, DTS Headphone:X | - |
|---|
| FEATURES | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| 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, gyro sensor, hall sensor, colour correction sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
| Additional Phone Features | Wi-Fi Miracast, Dual noise reduction microphones, Google Drive Storage (100 GB) (free for 2 years), NXP Smart AMP technology, ASUS Noise Reduction technology, Nano Molding Technology (NMT) | Dual microphones, Wet Touchscreen Operation, Glove Touchscreen Operation | |
| Android Enterprise Recommended | - | Yes |
| OTHERS | ASUS ZenFone 4 (ZE554KL) | CAT S31 |
|---|
| Included Accessories | Power adapter, SIM card removal tool, ASUS ZenEar with Mic, USB-C cable | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | 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 |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
