In depth comparison and review of ASUS ZenFone Max (ZC550KL) and HTC U Ultra. 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 Max (ZC550KL) | HTC U Ultra |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZC550KL | - | |
| Form Factor | Touch | Touch | |
| Height | 156 mm | 145.99 mm | ASUS ZenFone Max (ZC550KL) has greater height than HTC U Ultra. |
| Width | 77.5 mm | 72.9 mm | ASUS ZenFone Max (ZC550KL) has greater width than HTC U Ultra. |
| Depth | 10.55 mm | 7.99 mm | HTC U Ultra is narrower than ASUS ZenFone Max (ZC550KL). |
| Weight | 202 g | 145 g | HTC U Ultra is lighter than ASUS ZenFone Max (ZC550KL). |
| Body Colour | White | Black | Brilliant black | |
| Body Material | - | Metal | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.274 W/kg (body), 0.454 W/kg (head) | 0.48 W/kg (body), 0.4 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Single-SIM |
| DISPLAY | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | Super LCD | |
| Screen Size (Display Size) | 5.5" | 5.2" | ASUS ZenFone Max (ZC550KL) has larger screen size than HTC U Ultra. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1920 x 1080 pixels | HTC U Ultra has better screen resolution than ASUS ZenFone Max (ZC550KL). |
| Display Format | HD | Full HD | |
| Pixel Density | - | 428 ppi | |
| Display Features | Full Lamination, ASUS Glove Touch technology | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | Corning Gorilla Glass (scratch resistant glass) |
| PROCESSOR | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| Processor Type (CPU) | Qualcomm | MediaTek Helio P10 | |
|---|---|---|---|
| Processor Number | MSM8916 | - | |
| Clock Speed | 1.2 GHz | 2 GHz | HTC U Ultra has higher clock speed than ASUS ZenFone Max (ZC550KL). |
| Processor Core Qty | Quad-core | 8-core | HTC U Ultra has higher processor core quantity than ASUS ZenFone Max (ZC550KL). |
| 64-bit Architecture | - | Yes | HTC U Ultra has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 306 | - |
| MEMORY | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| RAM | 2 GB | 3 GB | HTC U Ultra has more RAM than ASUS ZenFone Max (ZC550KL). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 32 GB | HTC U Ultra has more internal memory than ASUS ZenFone Max (ZC550KL). |
| User Memory | - | 22.8 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 64 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 16 Megapixel | HTC U Ultra has better camera resolution than ASUS ZenFone Max (ZC550KL). |
| Sensor Type | - | BSI | |
| Lens Aperture | F/2.0 | F/2.0 | Both phones have the same camera lens aperture. |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | HTC U Ultra has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | - | Yes | |
| Minimum Focal Length (Focal Distance) | - | 28 mm | |
| HDR Mode | Auto HDR mode | Auto HDR mode | |
| Camera Modes | Panorama, Time-lapse mode, night mode, manual mode, Beauty mode | Burst mode, Panorama, Pro mode, Continuous shot, HYPERLAPSE, RAW mode | |
| Face Recognition (Face ID) | - | Face detection | HTC U Ultra has face detection. |
| Light Source | Dual LED flash | Dual LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Zero Shutter Lag, Blue Glass Infrared Filter, GIF animation function, ZenMotion, Smart Remove, MiniMovie, Time Rewind, All Smile | Phase Detect Auto-Focus (PDAF), Video Pic |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 16 Megapixel | HTC U Ultra has better front camera resolution than ASUS ZenFone Max (ZC550KL). |
| Sensor Type (Front) | - | BSI | |
| Lens Type (Front) | Wide-angle lens | Wide-angle lens | |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Focus Adjustment | - | Automatic | |
| Min Focal Length (Front) | - | 26.5 mm | |
| Special Effects (Front) | - | Live make-up | |
| HDR Mode (Front) | - | Auto HDR mode | |
| Camera Modes (Front) | Night mode | Tap to focus, selfie panorama, Auto selfie (smile selfie, still selfie) | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) | |
| Camera Features (Front) | - | HTC UltraPixel Camera, Voice selfie, Self timer up to 10 seconds |
| BATTERY AND CHARGING | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 2500 mAh | ASUS ZenFone Max (ZC550KL) has larger battery capacity than HTC U Ultra. |
|---|---|---|---|
| Standby Time | 914 hours | 427.54 hours | ASUS ZenFone Max (ZC550KL) has longer standby time than HTC U Ultra. |
| Talk Time | 2256 minutes | 912 minutes | ASUS ZenFone Max (ZC550KL) has longer battery life when making calls than HTC U Ultra. |
| Run Time Details | Talk: up to 2256 min Standby: up to 914 hrs Continuous browsing (Wi-Fi): up to 32.5 hrs Playback (video): up to 22.6 hrs |
Talk (3G): up to 912 min Standby (3G): up to 427.54 hrs |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.0 (Lollipop) | Android 6.0 (Marshmallow) | |
| User Interface | ASUS ZenUI 2.0 | HTC Sense | |
| Intelligent Assistant | - | HTC Sense Companion | |
| Navigation | GPS, A-GPS | GPS, GLONASS |
| COMMUNICATIONS | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, LTE, DC-HSPA+ | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE Advanced, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 4G LTE Band | - | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.2 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | - | Yes | HTC U Ultra has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| Supported Digital Audio Standards | AAC, MP3 | WAV, AAC, MP3, FLAC, OGG, M4A, MID | |
|---|---|---|---|
| Supported Digital Video Standards | AVC, MPEG-4, 3GP, H.264, H.263, VP8 | MKV, MPEG-4, 3GP, TS, WebM | |
| Sound Enhancements | - | HTC BoomSound Hi-Fi Edition |
| FEATURES | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, hall sensor | Ambient light sensor, proximity sensor, digital compass, magnetometer, gyro sensor, G-sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | Wi-Fi Miracast, ASUS SonicMaster technology, ASUS Audio Wizard, Dual microphones, Kids Mode, ASUS TruVivid technology, Power Saving Mode, ASUS WebStorage (5GB) | AirPlay wireless streaming, sharing media via DLNA, Wi-Fi Miracast, Noise Cancellation Technology, Flip to Mute function, Power Saving Mode, Wi-Fi Calling, Pocket mode, Hi-Res Audio, Motion Launch, Android Sensor Hub, HTC Connect, Extreme power saving mode, Hi-Res audio stereo recording, HTC Usonic, Quiet ring on pick up |
| OTHERS | ASUS ZenFone Max (ZC550KL) | HTC U Ultra |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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