In depth comparison and review of ZTE Prelude 2 and CAT S31. 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 | ZTE Prelude 2 | CAT S31 |
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Product Type | Smartphone | Smartphone | |
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Form Factor | Touch | Touch - Rugged | |
Height | 116 mm | 146 mm | CAT S31 has greater height than ZTE Prelude 2. |
Width | 62 mm | 74.42 mm | CAT S31 has greater width than ZTE Prelude 2. |
Depth | 11.9 mm | 12.6 mm | ZTE Prelude 2 is narrower than ZTE Prelude 2. |
Weight | 115 g | 200 g | ZTE Prelude 2 is lighter than ZTE Prelude 2. |
Body Colour | Black | - | |
Protection | - | Shockproof, dustproof, waterproof | |
Waterproof (Water-resistant) | - | Yes | CAT S31 is waterproof. |
IP rating | - | IP68 | |
SAR Value | 1.49 W/kg (body), 1.01 W/kg (head) | 1.649 W/kg (body), 0.799 W/kg (head) | |
Connector Type | Headset jack - mini-phone 3.5mm USB |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
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SIM Card Type (Size) | - | Nano SIM | |
SIM Card Qty | - | Dual-SIM |
DISPLAY | ZTE Prelude 2 | CAT S31 |
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Display Type | - | LCD display | |
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Display Technology | - | IPS | |
Screen Size (Display Size) | 3.5" | 4.7" | CAT S31 has larger screen size than ZTE Prelude 2. |
Screen Resolution (Display Resolution) | 320 x 480 pixels | 1280 x 720 pixels | CAT S31 has better screen resolution than ZTE Prelude 2. |
Display Format | - | HD | |
Display Enhancement Technology | - | Super Bright Display | |
Display Protection (Screen Protector) | - | Corning Gorilla Glass 3 (scratch resistant glass) |
PROCESSOR | ZTE Prelude 2 | CAT S31 |
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Processor Type (CPU) | Qualcomm | Qualcomm | |
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Processor Number | MSM8210 | MSM8909 | |
Clock Speed | 1.2 GHz | - | |
Processor Core Qty | Dual-core | Quad-core | CAT S31 has higher processor core quantity than ZTE Prelude 2. |
MEMORY | ZTE Prelude 2 | CAT S31 |
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RAM | 512 MB | 2 GB | CAT S31 has more RAM than ZTE Prelude 2. |
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Internal Memory Size (Storage Capacity) | 4 GB | 16 GB | CAT S31 has more internal memory than ZTE Prelude 2. |
Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSDXC - up to 128 GB |
CAMERA | ZTE Prelude 2 | CAT S31 |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 1 | |
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Sensor Resolution | 2 Megapixel | 8 Megapixel | CAT S31 has better camera resolution than ZTE Prelude 2. |
Focus Adjustment | - | Automatic | |
Digital Zoom | 4x | - | |
Light Source | - | LED flash | |
Video Resolutions | - | 1280 x 720 (720p) at 120 fps |
FRONT CAMERA |
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Number of Front Cameras | 0 | 1 | |
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Sensor Resolution (Front) | - | 2 Megapixel | |
Focus Adjustment | - | Focus free |
BATTERY AND CHARGING | ZTE Prelude 2 | CAT S31 |
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Battery Capacity (Battery Size) | 1500 mAh | 4000 mAh | CAT S31 has larger battery capacity than ZTE Prelude 2. |
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Standby Time | 360 hours | 912 hours | CAT S31 has longer standby time than ZTE Prelude 2. |
Talk Time | 270 minutes | 1800 minutes | CAT S31 has longer battery life when making calls than ZTE Prelude 2. |
Run Time Details | Talk: up to 270 min Standby: up to 360 hrs |
Talk: up to 1800 min Standby: up to 912 hrs |
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Battery Technology | - | Lithium Ion |
CELLULAR | ZTE Prelude 2 | CAT S31 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 3G | 4G | CAT S31 has more advanced generation mobile network. |
Operating System | Android 4.3 (Jelly Bean) | Android 7.0 Nougat | |
Navigation | GPS | GPS, A-GPS, GLONASS, BeiDou |
COMMUNICATIONS | ZTE Prelude 2 | CAT S31 |
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Data Transmission | GPRS, EDGE, HSDPA | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | |
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2G Band | 850 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 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 DD | |
Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11b/g/n | |
Bluetooth | Bluetooth 4.0 | Bluetooth 4.1 | |
Messaging Services | SMS, MMS | SMS, MMS |
FEATURES | ZTE Prelude 2 | CAT S31 |
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Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
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Sensors | - | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
Additional Phone Features | TTY compatible | Dual microphones, Wet Touchscreen Operation, Glove Touchscreen Operation | |
Android Enterprise Recommended | - | Yes |
OTHERS | ZTE Prelude 2 | CAT S31 |
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Included Accessories | Power adapter | Power adapter | |
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Compliant Standards | HAC (Hearing Aid Compatible) | 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 |