HTC U Ultra vs Google Pixel 3a

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$400.00 VIEW ON eBay

Display

Display size

5.7 inches
5.6 inches

Resolution

1440 x 2560 pixels
1080 x 2220 pixels

Pixel density

513 ppi
444 ppi

Technology

S-LCD 5
OLED

Screen-to-body ratio

69.19 %
73.93 %

Features

Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor

Additional display

IPS LCD
 

Resolution

1040 x 160 pixels
 

Physical Size

2.05-inch
 

Camera

Rear

Single camera
Single camera

Main camera

12 megapixels
12.2 megapixels

Hardware Features

Sapphire crystal lens cover, Optical image stabilization, Laser and Phase detection autofocus, Back-illuminated sensor (BSI)
Optical image stabilization, Phase detection autofocus

Specifications

Aperture size: F1.8; Sensor size: 1/2.3"; Pixel size: 1.55 μm
Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Flash

Dual LED
Dual LED

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (120 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features

Hyperlapse, Video calling, Video sharing
Optical image stabilization, Digital image stabilization, Video calling, Video sharing

Front

16 megapixels
8 megapixels

Features

Wide Angle, Autofocus, High Dynamic Range mode (HDR)
 

Design

Dimensions

6.39 x 3.14 x 0.31 inches (162.41 x 79.79 x 7.99 mm)
5.96 x 2.76 x 0.32 inches (151.3 x 70.1 x 8.2 mm)

Weight

6.00 oz (170 g)
the average is 6 oz (172 g)
5.19 oz (147 g)
the average is 6 oz (172 g)

Materials

Back: Glass; Frame: Aluminum
Back: Plastic

Biometrics

Fingerprint (touch)
Fingerprint (touch)

Features

Touch sensitive control keys
 

Colors

Black, Pink, Blue, White
Black, Purple, White

Hardware & Performance

System chip

Qualcomm Snapdragon 821 MSM8996 Pro-AB
Qualcomm Snapdragon 670 SDM670

Processor

Quad-core, 2150 MHz, Kryo, 64-bit
Octa-core, 2000 MHz, Kryo 360, 64-bit, 10 nm

GPU

Adreno 530
Adreno 615

RAM

4 GB
4 GB

Internal storage

64 GB
64 GB, not expandable

Storage expansion

up to 2000 GB
 

OS

Android (8.0 Oreo, 7.0 Nougat)
Android (9.0 Pie)

Battery

Capacity

3000 mAh
3000 mAh

Charging

Qualcomm Quick Charge 3.0
USB Power Delivery

Talk time (3G)

26.00 hours
the average is 23 h (1364 min)
 

Stand-by time (3G)

13.0 days (312 hours)
the average is 25 days (602 h)
 

Talk time (4G)

26 hours
 

Stand-by time (4G)

13.0 days (312 hours)
the average is 24 days (570 h)
 

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66

LTE (TDD)

Bands 38, 39, 40, 41
Bands 38, 40, 41

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

CDMA

 
800, 1900 MHz

Data

LTE-A Cat 12 (600/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

Yes
 

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
Yes

VoLTE

Yes
 

Connectivity

Bluetooth

4.2
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band
802.11 a, b, g, n, ac, dual-band

USB

USB 3.1
USB 2.0

Connector

USB Type-C (reversible)
USB Type-C (reversible)

Features

Mass storage device, Video out
Mass storage device

Location

GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning

Other

NFC, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
NFC, VoIP, Tethering, Computer sync, OTA sync

Phone features

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Barometer

Notifications

Haptic feedback
Haptic feedback, Music ringtones, Vibration

Hearing aid compatibility

 
M3, T3

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording, TTY/TDD

Multimedia

Screen mirroring

DLNA, Wireless screen share, SlimPort
Wireless screen share

Speakers

Earpiece, Loudspeaker
Earpiece, Multiple speakers

Headphones connector

USB Type-C (reversible)
3.5mm

Additional microphone(s)

for Noise cancellation, Video recording
for Noise cancellation

Regulatory Approval

FCC approval

 
 

Date approved

Aug 02, 2017
Feb 25, 2019

FCC ID value: NM82PZF100 link
FCC ID value: A4RG020G link

FCC measured SAR

 
 

Head

1.03 W/kg
1.15 W/kg

Body

0.22 W/kg
1.13 W/kg

Simultaneous Transmission

1.26 W/kg
1.59 W/kg

Wireless Router

0.54 W/kg
1.19 W/kg

Shopping information

In The Box

 
18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

MSRP price

$ 749
$ 399
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