In depth comparison and review of HTC U Ultra and ASUS ZenFone Zoom S (ZE553KL). 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 | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | ZE553KL | |
Form Factor | Touch | Touch | |
Height | 145.99 mm | 154.3 mm | ASUS ZenFone Zoom S (ZE553KL) has greater height than HTC U Ultra. |
Width | 72.9 mm | 77 mm | ASUS ZenFone Zoom S (ZE553KL) has greater width than HTC U Ultra. |
Depth | 7.99 mm | 7.99 mm | Both phones are the same depth. |
Weight | 145 g | 170 g | HTC U Ultra is lighter than HTC U Ultra. |
Body Colour | Brilliant black | Navy black | |
Body Material | Metal | Metal | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 0.48 W/kg (body), 0.4 W/kg (head) | - | |
Integrated Components | - | FM radio | |
Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Single-SIM | Dual-SIM |
DISPLAY | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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Display Type | LCD display | OLED display | |
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Display Technology | Super LCD | Full HD Super AMOLED | |
Screen Size (Display Size) | 5.2" | 5.5" | ASUS ZenFone Zoom S (ZE553KL) has larger screen size than HTC U Ultra. |
Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1920 x 1080 pixels | Both phones have the same screen resolution. |
Display Format | Full HD | Full HD | |
Pixel Density | 428 ppi | - | |
Max Brightness | - | 500 cd/m² | |
Display Enhancement Technology | - | Bluelight Filter for Eye Care | |
Display Features | - | 2.5D Glass | |
Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 5 (scratch resistant glass) |
PROCESSOR | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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Processor Type (CPU) | MediaTek Helio P10 | Qualcomm Snapdragon 625 | |
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Processor Number | - | MSM8953 | |
Clock Speed | 2 GHz | 2 GHz | Both phones have the same clock speed. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
Graphics System (GPU) | - | Qualcomm ADRENO 506 |
MEMORY | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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RAM | 3 GB | 4 GB | ASUS ZenFone Zoom S (ZE553KL) has more RAM than HTC U Ultra. |
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Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | ASUS ZenFone Zoom S (ZE553KL) has more internal memory than HTC U Ultra. |
User Memory | 22.8 GB | - | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSDXC - up to 2 TB |
CAMERA | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 2 | |
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Sensor Resolution | 16 Megapixel | 12 Megapixel | HTC U Ultra has better camera resolution than ASUS ZenFone Zoom S (ZE553KL). |
Sensor Size | - | 1/2.55" | |
Sensor Type | BSI | - | |
Sensor Name | - | Sony Exmor RS IMX362 sensor | |
Lens Aperture | F/2.0 | F/1.7 | ASUS ZenFone Zoom S (ZE553KL) has better lens aperture than HTC U Ultra. |
Lens Construction | - | 6-element | |
Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | 4 Stop OIS (Optical Image Stabilisation) | Both phones have optical image stabilization. |
Focus Adjustment | Automatic | Automatic | |
Laser Auto Focus | Yes | Yes | |
Minimum Focal Length (Focal Distance) | 28 mm | 25 mm | |
Special Effects | - | Depth of field | |
HDR Mode | Auto HDR mode | HDR Pro | |
Camera Modes | Burst mode, Panorama, Pro mode, Continuous shot, HYPERLAPSE, RAW mode | Panorama, Time-lapse mode, night mode, manual mode, super resolution mode, All Smiles mode, Mini mode, Children mode, Beautification mode, GIF animation function | |
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 | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 24 fps | |
Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Video Pic | GIF animation function, QR-code scanner, ZenMotion, Smart Remove, MiniMovie, Time Rewind, PixelMaster 3.0 camera, 3-axis electronic image stabilisation, Dual Phase Detect Auto-Focus (PDAF), RAW image capture, ASUS SuperPixel technology, Corning Gorilla Glass (protective lens glass), Subject-Tracking Auto-Focus, ASUS TriTech+ technology |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | - | 12 Megapixel |
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FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 16 Megapixel | 13 Megapixel | HTC U Ultra has better front camera resolution than ASUS ZenFone Zoom S (ZE553KL). |
Sensor Size (Front) | - | 1/3.06" | |
Sensor Type (Front) | BSI | - | |
Sensor Name (Front) | - | Sony Exmor RS IMX214 sensor | |
Lens Type (Front) | 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 | HDR Pro | |
Camera Modes (Front) | Tap to focus, selfie panorama, Auto selfie (smile selfie, still selfie) | Time-lapse mode, Slow motion mode, night mode, Auto mode, low-light shots, selfie panorama, Beautification mode, GIF animation function | |
Light Source (Front) | - | Display flash | |
Video Resolutions (Front) | 1920 x 1080 (1080p) | - | |
Camera Features (Front) | HTC UltraPixel Camera, Voice selfie, Self timer up to 10 seconds | ASUS SuperPixel technology |
BATTERY AND CHARGING | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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Battery Capacity (Battery Size) | 2500 mAh | 5000 mAh | ASUS ZenFone Zoom S (ZE553KL) has larger battery capacity than HTC U Ultra. |
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Standby Time | 427.54 hours | - | |
Talk Time | 912 minutes | - | |
Run Time Details | Talk (3G): up to 912 min Standby (3G): up to 427.54 hrs |
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Battery Technology | - | Lithium polymer |
CELLULAR | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Android 6.0 (Marshmallow) | Android 7.1.1 Nougat | |
User Interface | HTC Sense | - | |
Intelligent Assistant | HTC Sense Companion | - | |
Navigation | GPS, GLONASS | GPS, A-GPS, GLONASS, BeiDou |
COMMUNICATIONS | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE Advanced, VoLTE, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, DC-HSDPA, VoLTE, FDD-LTE, TDD-LTE | |
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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 | |
3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40 | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 | |
4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300 | 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 | Infrared (IrDA), IEEE 802.11b/g/n | |
Bluetooth | Bluetooth 4.2 | Bluetooth 4.2 | |
NFC | Yes | - | HTC U Ultra has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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Supported Digital Audio Standards | WAV, AAC, MP3, FLAC, OGG, M4A, MID | - | |
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Supported Digital Video Standards | MKV, MPEG-4, 3GP, TS, WebM | - | |
Sound Enhancements | HTC BoomSound Hi-Fi Edition | DTS Headphone:X 7.1, ASUS SonicMaster technology |
FEATURES | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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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 | |
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Sensors | Ambient light sensor, proximity sensor, digital compass, magnetometer, gyro sensor, G-sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, RGB sensor, colour correction sensor | |
Security Devices | Fingerprint reader | Fingerprint reader | |
Additional Phone Features | 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 | Dual microphones, Hi-Res Audio, Google Drive Storage (100 GB) (free for 2 years), power bank function, NXP Smart AMP technology, ASUS Noise Reduction technology |
OTHERS | HTC U Ultra | ASUS ZenFone Zoom S (ZE553KL) |
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Included Accessories | Power adapter | Power adapter, SIM card removal tool, ASUS ZenEar with Mic, OTG cable (Type C to A 2.0), USB-C cable |
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