HTC U Ultra vs. ASUS ZenFone 5 (ZE620KL)

Phone Comparison, Reviews and Tests

In depth comparison and review of HTC U Ultra and ASUS ZenFone 5 (ZE620KL). 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.

Phone Specifications Comparison

HTC U Ultra vs. ASUS ZenFone 5 (ZE620KL) Comparison Chart
DESIGN AND DIMENSIONS HTC U Ultra ASUS ZenFone 5 (ZE620KL)
Product Type Smartphone Smartphone
Manufacturer Model Number - ZE620KL
Form Factor Touch Touch
Height 145.99 mm 153 mm ASUS ZenFone 5 (ZE620KL) has greater height than HTC U Ultra.
Width 72.9 mm 75.65 mm ASUS ZenFone 5 (ZE620KL) has greater width than HTC U Ultra.
Depth 7.99 mm 7.7 mm ASUS ZenFone 5 (ZE620KL) is narrower than HTC U Ultra.
Weight 145 g 155 g HTC U Ultra is lighter than HTC U Ultra.
Body Colour Brilliant black Midnight blue
Body Material Metal Aluminium
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
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY HTC U Ultra ASUS ZenFone 5 (ZE620KL)
Display Type LCD display LCD display
Display Technology Super LCD IPS+
Screen Size (Display Size) 5.2" 6.2" ASUS ZenFone 5 (ZE620KL) has larger screen size than HTC U Ultra.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2246 x 1080 pixels ASUS ZenFone 5 (ZE620KL) has better screen resolution than HTC U Ultra.
Display Format Full HD -
Pixel Density 428 ppi 402 ppi HTC U Ultra has better pixel density than ASUS ZenFone 5 (ZE620KL).
Aspect Ratio - 18:5:9
Max Brightness - 550 cd/m²
Display Enhancement Technology - Bluelight Filter for Eye Care
Display Features - DCI-P3 Wide colour gamut, Auto Colour Temperature, Smart Screen On
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating
PROCESSOR HTC U Ultra ASUS ZenFone 5 (ZE620KL)
Processor Type (CPU) MediaTek Helio P10 Qualcomm Snapdragon 636
Clock Speed 2 GHz 1.8 GHz HTC U Ultra has higher clock speed than ASUS ZenFone 5 (ZE620KL).
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 509
MEMORY HTC U Ultra ASUS ZenFone 5 (ZE620KL)
RAM 3 GB LPDDR4X SDRAM - 4 GB ASUS ZenFone 5 (ZE620KL) has more RAM than HTC U Ultra.
Internal Memory Size (Storage Capacity) 32 GB 64 GB ASUS ZenFone 5 (ZE620KL) 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 5 (ZE620KL)
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 12 Megapixel HTC U Ultra has better camera resolution than ASUS ZenFone 5 (ZE620KL).
Sensor Size - 1/2.55"
Sensor Type BSI -
Sensor Name - Sony Exmor RS IMX363 sensor
Lens Aperture F/2.0 F/1.8 ASUS ZenFone 5 (ZE620KL) 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 -
Laser Auto Focus Yes -
Minimum Focal Length (Focal Distance) 28 mm -
Special Effects - Night HDR
HDR Mode Auto HDR mode Auto HDR mode
Camera Modes Burst mode, Panorama, Pro mode, Continuous shot, HYPERLAPSE, RAW mode Panorama, Pro mode, Beauty mode, Auto mode, super resolution mode, GIF animation function, Real-Time Beautification, Real-time Protrait, Time Lapse (with power saving mode)
Face Recognition (Face ID) Face detection - HTC U Ultra has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 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
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Video Pic Dual Pixel technology, Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, RAW image capture, 4-axis optical image stabilisation, Instant cameras switching, Live Emoji, 8 filters, AI Photo Learning, 32s long exposure
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Wide-angle lens
Camera Features (2nd Camera) - 3-axis electronic image stabilisation
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 8 Megapixel HTC U Ultra has better front camera resolution than ASUS ZenFone 5 (ZE620KL).
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 Night HDR
HDR Mode (Front) Auto HDR mode Auto HDR mode
Camera Modes (Front) Tap to focus, selfie panorama, Auto selfie (smile selfie, still selfie) Beauty mode, Auto mode, selfie panorama, GIF animation function
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) HTC UltraPixel Camera, Voice selfie, Self timer up to 10 seconds PixelMaster camera, Electronic Image Stabiliser (EIS), 8 filters
BATTERY AND CHARGING HTC U Ultra ASUS ZenFone 5 (ZE620KL)
Battery Capacity (Battery Size) 2500 mAh 3300 mAh ASUS ZenFone 5 (ZE620KL) has larger battery capacity than HTC U Ultra.
Fast Charging Technology - BoostMaster Fast Charging ASUS ZenFone 5 (ZE620KL) has fast charging technology.
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
-
Battery Technology - Lithium polymer
CELLULAR HTC U Ultra ASUS ZenFone 5 (ZE620KL)
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 6.0 (Marshmallow) Android 9.0 Pie
User Interface HTC Sense ASUS ZenUI 5.0
Intelligent Assistant HTC Sense Companion -
Navigation GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS HTC U Ultra ASUS ZenFone 5 (ZE620KL)
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE Advanced, VoLTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, DC-HSPA+
2G Band 850 GSM, 900 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 802.11a/b/g/n/ac IEEE 802.11ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0
Bluetooth Profiles - A2DP
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA HTC U Ultra ASUS ZenFone 5 (ZE620KL)
Supported Digital Audio Standards WAV, AAC, MP3, FLAC, OGG, M4A, MID -
Supported Digital Video Standards MKV, MPEG-4, 3GP, TS, WebM -
Sound Enhancements HTC BoomSound Hi-Fi Edition ASUS BoostMaster technology, Hi-Res audio, DTS Headphone:X
FEATURES HTC U Ultra ASUS ZenFone 5 (ZE620KL)
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 Ambient light sensor, proximity sensor, digital compass, magnetometer, gyro sensor, G-sensor Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, RGB sensor
Security Devices Fingerprint reader Face recognition, 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 Face Unlock, AudioWizard, NXP Smart AMP technology, ASUS Noise Reduction technology, Google Drive Storage (100 GB) (free for 1 year), Dual Smart AMP, Dual noise-cancelling microphones, AI Charging, AI Boost, ZeniMoji
OTHERS HTC U Ultra ASUS ZenFone 5 (ZE620KL)
Included Accessories Power adapter Power adapter, USB-C cable, ASUS ZenEar S Hi-Res earphone with microphone
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