HTC U Ultra vs. Xiaomi Redmi Note 9 Pro

Phone Comparison, Reviews and Tests

In depth comparison and review of HTC U Ultra and Xiaomi Redmi Note 9 Pro. 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. Xiaomi Redmi Note 9 Pro Comparison Chart
DESIGN AND DIMENSIONS HTC U Ultra Xiaomi Redmi Note 9 Pro
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 145.99 mm 165.75 mm Xiaomi Redmi Note 9 Pro has greater height than HTC U Ultra.
Width 72.9 mm 76.68 mm Xiaomi Redmi Note 9 Pro has greater width than HTC U Ultra.
Depth 7.99 mm 8.8 mm HTC U Ultra is narrower than HTC U Ultra.
Weight 145 g 209 g HTC U Ultra is lighter than HTC U Ultra.
Body Colour Brilliant black Interstellar grey | Tropical green
Body Material Metal Curved 3D glass, Gorilla glass 5
Protection - Splashproof
Waterproof (Water-resistant) - -
SAR Value 0.48 W/kg (body), 0.4 W/kg (head) 2.07 W/kg (limb), 1.021 W/kg (body), 0.662 W/kg (head)
Integrated Components - Ultra-linear speaker
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
DISPLAY HTC U Ultra Xiaomi Redmi Note 9 Pro
Display Type LCD display LCD display
Display Technology Super LCD -
Screen Size (Display Size) 5.2" 6.67" Xiaomi Redmi Note 9 Pro has larger screen size than HTC U Ultra.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2400 x 1080 pixels Xiaomi Redmi Note 9 Pro has better screen resolution than HTC U Ultra.
Display Format Full HD Full HD+
Pixel Density 428 ppi -
Max Brightness - 450 cd/m²
Contrast Ratio - 1500:1
Display Features - Reading mode 2.0, Dot Display
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR HTC U Ultra Xiaomi Redmi Note 9 Pro
Processor Type (CPU) MediaTek Helio P10 Qualcomm Snapdragon 720G
Clock Speed 2 GHz 2.3 GHz Xiaomi Redmi Note 9 Pro has higher clock speed than HTC U Ultra.
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 618
MEMORY HTC U Ultra Xiaomi Redmi Note 9 Pro
RAM 3 GB 6 GB Xiaomi Redmi Note 9 Pro has more RAM than HTC U Ultra.
Internal Memory Size (Storage Capacity) 32 GB 64 GB Xiaomi Redmi Note 9 Pro 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 512 GB
CAMERA HTC U Ultra Xiaomi Redmi Note 9 Pro
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 16 Megapixel 64 Megapixel Xiaomi Redmi Note 9 Pro has better camera resolution than HTC U Ultra.
Sensor Size - 1/1.72"
Sensor Type BSI -
Lens Aperture F/2.0 F/1.89 Xiaomi Redmi Note 9 Pro has better lens aperture than HTC U Ultra.
Lens Construction - 6-element
Field of View (FoV) - 79.8 degree(s)
Pixel Size - 0.8 μm
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 -
Special Effects - HDR, Kaleidoscope
HDR Mode Auto HDR mode -
Camera Modes Burst mode, Panorama, Pro mode, Continuous shot, HYPERLAPSE, RAW mode Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
Light Source Dual LED flash Flash
Still Image Resolutions - 8000 x 6000
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, Slo-mo video 1280 x 720 (720p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 960 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Video Pic 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Ultra wide-angle edge distortion correction, AI Quad camera, Steady handheld night photography, full screen frame, AI watermark
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Sensor Size (2nd Camera) - 1/4"
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Lens Element Qty (2nd Camera) - 5-element
Field of View (2nd Camera) - 119 degree(s)
Pixel Size (2nd Camera) - 1.12 μm
Camera Features (2nd Camera) - 5-piece lens
THIRD CAMERA
Sensor Resolution (3rd Camera) - 5 Megapixel
Sensor Size (3rd Camera) - 1/5"
Lens Aperture (3rd Camera) - F/2.4
Pixel Size (3rd Camera) - 1.12 μm
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) - AF (2cm-10cm)
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Sensor Size (4th Camera) - 1/5"
Lens Aperture (4th Camera) - F/2.4
Pixel Size (4th Camera) - 1.75 μm
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 16 Megapixel Both phones have the same front camera resolution.
Sensor Size (Front) - 1/3.06"
Sensor Type (Front) BSI -
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.48 HTC U Ultra has better front lens aperture than HTC U Ultra.
Field of View (Front) - 82.4 degree(s)
Pixel Size (Front) - 1 μm
Focus Adjustment Automatic -
Min Focal Length (Front) 26.5 mm -
Special Effects (Front) Live make-up HDR
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Tap to focus, selfie panorama, Auto selfie (smile selfie, still selfie) Panoramic selfies, AI portrait mode, AI Beautify, Slo-mo Selfie
Face Recognition (Face ID) - Face recognition Xiaomi Redmi Note 9 Pro has face detection.
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 AI scene detection, Palm shutter, AI silhouette detection
BATTERY AND CHARGING HTC U Ultra Xiaomi Redmi Note 9 Pro
Battery Capacity (Battery Size) 2500 mAh 5020 mAh Xiaomi Redmi Note 9 Pro has larger battery capacity than HTC U Ultra.
Fast Charging Technology - Qualcomm Quick Charge 4.0 Xiaomi Redmi Note 9 Pro has fast charging technology.
Standby Time 427.54 hours -
Talk Time 912 minutes 1980 minutes Xiaomi Redmi Note 9 Pro has longer battery life when making calls than HTC U Ultra.
Run Time Details Talk (3G): up to 912 min
Standby (3G): up to 427.54 hrs
Talk: up to 1980 min
Gaming: up to 13 hrs
Playback (Music): up to 147 hrs
Navigation: up to 16 hrs
Battery Technology - Lithium Ion
CELLULAR HTC U Ultra Xiaomi Redmi Note 9 Pro
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 10
User Interface HTC Sense MIUI 11
Intelligent Assistant HTC Sense Companion -
Payment Technology - Google Pay
Navigation GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS HTC U Ultra Xiaomi Redmi Note 9 Pro
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE Advanced, VoLTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1900 GSM, 2100 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 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 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
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 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA HTC U Ultra Xiaomi Redmi Note 9 Pro
Supported Digital Audio Standards WAV, AAC, MP3, FLAC, OGG, M4A, MID WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio)
Supported Digital Video Standards MKV, MPEG-4, 3GP, TS, WebM MKV, XviD, M4V, MP4
Sound Enhancements HTC BoomSound Hi-Fi Edition -
Audio Amplifier - Smart PA
FEATURES HTC U Ultra Xiaomi Redmi Note 9 Pro
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 Accelerometer, digital compass, gyro sensor, distance sensor, infrared (IR) sensor, In-screen ambient light sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader (side)
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 Infrared remote control, AI face unlock, Qualcomm 5th generation AI Engine, Z-axis linear vibration motor
OTHERS HTC U Ultra Xiaomi Redmi Note 9 Pro
Included Accessories Power adapter Protective cover, SIM card removal tool, USB-C cable, 33W charger
Compliant Standards - TUV Rheinland Low Blue Light Certification
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