In depth comparison and review of ASUS ZenFone 3 Ultra (ZU680KL) and ZTE Prelude 2. 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 | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | ZU680KL | - | |
Form Factor | Touch | Touch | |
Height | 186.4 mm | 116 mm | ASUS ZenFone 3 Ultra (ZU680KL) has greater height than ZTE Prelude 2. |
Width | 93.9 mm | 62 mm | ASUS ZenFone 3 Ultra (ZU680KL) has greater width than ZTE Prelude 2. |
Depth | 6.8 mm | 11.9 mm | ASUS ZenFone 3 Ultra (ZU680KL) is narrower than ASUS ZenFone 3 Ultra (ZU680KL). |
Weight | 233 g | 115 g | ZTE Prelude 2 is lighter than ASUS ZenFone 3 Ultra (ZU680KL). |
Body Colour | Rose gold | Titanium grey | Glacier silver | Black | |
Body Material | Metal | - | |
Waterproof (Water-resistant) | - | - | |
SAR Value | - | 1.49 W/kg (body), 1.01 W/kg (head) | |
Integrated Components | FM radio | - | |
Connector Type | HDMI - 19 pin micro HDMI Type D USB Type-C - 24 pin USB-C |
Headset jack - mini-phone 3.5mm USB |
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SIM Card Type (Size) | Nano SIM | - | |
SIM Card Qty | Dual-SIM | - | |
SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
DISPLAY | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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Display Type | LCD display | - | |
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Display Technology | IPS | - | |
Screen Size (Display Size) | 6.8" | 3.5" | ASUS ZenFone 3 Ultra (ZU680KL) has larger screen size than ZTE Prelude 2. |
Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 320 x 480 pixels | ASUS ZenFone 3 Ultra (ZU680KL) has better screen resolution than ZTE Prelude 2. |
Display Format | Full HD | - | |
Display Enhancement Technology | Bluelight Filter for Eye Care | - | |
Display Features | Full Lamination, ASUS Tru2Life+ | - | |
Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
PROCESSOR | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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Processor Type (CPU) | Qualcomm Snapdragon 652 | Qualcomm | |
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Processor Number | - | MSM8210 | |
Clock Speed | 1.8 GHz | 1.2 GHz | ASUS ZenFone 3 Ultra (ZU680KL) has higher clock speed than ZTE Prelude 2. |
Processor Core Qty | Quad-core | Dual-core | ASUS ZenFone 3 Ultra (ZU680KL) has higher processor core quantity than ZTE Prelude 2. |
64-bit Architecture | Yes | - | ASUS ZenFone 3 Ultra (ZU680KL) has 64-bit architecture. |
Graphics System (GPU) | Qualcomm ADRENO 510 | - |
MEMORY | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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RAM | 3 GB | 512 MB | ASUS ZenFone 3 Ultra (ZU680KL) has more RAM than ZTE Prelude 2. |
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Internal Memory Size (Storage Capacity) | 32 GB | 4 GB | ASUS ZenFone 3 Ultra (ZU680KL) has more internal memory than ZTE Prelude 2. |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 200 GB | microSDHC - up to 32 GB |
CAMERA | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 1 | |
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Sensor Resolution | 23 Megapixel | 2 Megapixel | ASUS ZenFone 3 Ultra (ZU680KL) has better camera resolution than ZTE Prelude 2. |
Lens Aperture | F/2.0 | - | |
Lens Construction | 6-element | - | |
Optical Image Stabiliser (OIS) | 4 Stop OIS (Optical Image Stabilisation) | - | ASUS ZenFone 3 Ultra (ZU680KL) has optical stabilisation. |
Focus Adjustment | Automatic | - | |
Laser Auto Focus | Yes | - | |
Digital Zoom | - | 4x | |
Special Effects | Depth of field | - | |
HDR Mode | Auto HDR mode | - | |
Camera Modes | Panorama, Time-lapse mode, night mode, manual mode, Real time beauty mode, super resolution mode, All Smiles mode, Mini mode | - | |
Light Source | Dual LED flash | - | |
Video Resolutions | 1920 x 1080 (1080p) | - | |
Camera Features (Functions) | Sapphire crystal lens cover, GIF animation function, Phase Detect Auto-Focus (PDAF), ZenMotion, Smart Remove, Electronic Image Stabiliser (EIS), MiniMovie, Time Rewind | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 0 | |
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Sensor Resolution (Front) | 8 Megapixel | - | |
Lens Type (Front) | Wide-angle lens | - | |
Lens Aperture (Front) | F/2.0 | - | |
Focus Adjustment | Focus free | - | |
HDR Mode (Front) | Auto HDR mode | - | |
Camera Modes (Front) | Slow motion video, night mode, selfie panorama | - | |
Camera Features (Front) | PixelMaster camera | - |
BATTERY AND CHARGING | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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Battery Capacity (Battery Size) | 4600 mAh | 1500 mAh | ASUS ZenFone 3 Ultra (ZU680KL) has larger battery capacity than ZTE Prelude 2. |
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Standby Time | - | 360 hours | |
Talk Time | 2040 minutes | 270 minutes | ASUS ZenFone 3 Ultra (ZU680KL) has longer battery life when making calls than ZTE Prelude 2. |
Run Time Details | Talk: up to 2040 min Continuous browsing (Wi-Fi): up to 14.5 hrs Playback (video): up to 12.5 hrs |
Talk: up to 270 min Standby: up to 360 hrs |
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Battery Technology | Lithium | - |
CELLULAR | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 3G | ASUS ZenFone 3 Ultra (ZU680KL) has more advanced generation mobile network. |
Operating System | Android 6.0 (Marshmallow) | Android 4.3 (Jelly Bean) | |
User Interface | ASUS ZenUI 3.0 | - | |
Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS |
COMMUNICATIONS | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA | |
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2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 1900 GSM | |
Wireless Interface | Infrared (IrDA), IEEE 802.11b/g/n/ac | IEEE 802.11b/g/n | |
Bluetooth | Bluetooth 4.2 | Bluetooth 4.0 | |
Bluetooth Profiles | A2DP | - | |
Messaging Services | SMS, MMS | SMS, MMS |
FEATURES | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, call timer, conference call, flight mode, vibrating alert | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, RGB sensor | - | |
Security Devices | Fingerprint reader | - | |
Additional Phone Features | QuickMemo function, Wi-Fi Miracast, Kids Mode, ASUS TruVivid technology, Power Saving Mode, Hi-Res Audio, ASUS BoostMaster technology, ASUS WebStorage (5GB), Google Drive Storage (100 GB) (free for 2 years), VisualMaster 3.0, DTS Headphone:X, ASUS SonicMaster 3.0 technology | TTY compatible |
OTHERS | ASUS ZenFone 3 Ultra (ZU680KL) | ZTE Prelude 2 |
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Included Accessories | Power adapter | Power adapter | |
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Compliant Standards | - | HAC (Hearing Aid Compatible) |