Asus ZenBook 3 UX390UA vs. Asus ZenBook Pro 14 UX450FD: Full specs comparison

We have comprehensively analyzed the technical specifications for the Asus ZenBook 3 UX390UA and Asus ZenBook Pro 14 UX450FD models. Our report includes intricate details such as the CPU, memory, storage, battery life, display quality, and other features.

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Asus ZenBook 3 UX390UA image

Asus ZenBook 3 UX390UA

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Asus ZenBook Pro 14 UX450FD image

Asus ZenBook Pro 14 UX450FD

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Asus ZenBook 3 UX390UA Pros

Reasons that Asus ZenBook 3 UX390UA is better than Asus ZenBook Pro 14 UX450FD.

About 44% lighter

Asus ZenBook 3 UX390UA weighed 2.0 pounds, 44% lighter than the 3.52 pounds Asus ZenBook Pro 14 UX450FD.

WeightAsus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Pound
2.0 lbs.
3.52 lbs.
Kilogram
0.91 kg
1.60 kg

Asus ZenBook Pro 14 UX450FD Pros

Reasons that Asus ZenBook Pro 14 UX450FD is better than Asus ZenBook 3 UX390UA.

Newer manufacturing

2019 vs. 2017

Significantly faster CPU performance

Intel Core i7-8565U inside Asus ZenBook Pro 14 UX450FD has a 33% better multi-core CPU performance score than the Intel Core i7-7500U inside Asus ZenBook 3 UX390UA.

Geekbench 5 multi-core score
Asus ZenBook Pro 14 UX450FD - Intel Core i7-8565U
2,327
Asus ZenBook Pro 14 UX450FD - Intel Core i5-8265U
2,132
Asus ZenBook 3 UX390UA - Intel Core i7-7500U
1,744
Asus ZenBook 3 UX390UA - Intel Core i5-7200U
1,611
Supports faster memory

Asus ZenBook Pro 14 UX450FD supports a faster memory speed than the Asus ZenBook 3 UX390UA. It supports up to 2400MHz versus 2133MHz of system memory on the Asus ZenBook 3 UX390UA.

Memory type and speed
Asus ZenBook Pro 14 UX450FD - DDR4
2,400 MHz
Asus ZenBook 3 UX390UA - LPDDR3
2,133 MHz
Supports discrete graphics

Configurable up to Nvidia GeForce GTX 1050 4GB GDDR5 with Max-Q vs. integrated

12% larger display

Asus ZenBook Pro 14 UX450FD has a 14-inch screen size 12% larger than the 12.5-inch Asus ZenBook 3 UX390UA.

Display size
Asus ZenBook Pro 14 UX450FD
14-inch
Asus ZenBook 3 UX390UA
12.5-inch

Key Similars

Similar characteristics share between Asus ZenBook 3 UX390UA and Asus ZenBook Pro 14 UX450FD.

Supports the same maximum memory size of up to 16GB

Both laptops supports up to 16GB of system memory.

Max system memory size
Asus ZenBook 3 UX390UA
16 GB
Asus ZenBook Pro 14 UX450FD
16 GB

Prices

Here are the latest price updates and offers for both devices.

Asus ZenBook 3 UX390UA Price
ASUS ZenBook 3 UX390UA 12.5" Ultraportable Laptop Intel Core i5-7200U KabyLake 8GB RAM 256GB SSD with Fingerprint Sensor and Harman Karson Audio, Silver Gray
 ASUS ZenBook 3 UX390UA 12.5" Ultraportable Laptop Intel Core i5-7200U KabyLake 8GB RAM 256GB SSD with Fingerprint Sensor and Harman Karson Audio, Silver Gray
By ASUS
$259.00
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Puccy 2 Pack Keyboard Cover Skin Protector, Compatible with ASUS ZenBook 3 UX390UA 12.5" Silicone Keyboard Film （ Not Tempered Glass Screen Protectors/Not Case）
 Puccy 2 Pack Keyboard Cover Skin Protector, Compatible with ASUS ZenBook 3 UX390UA 12.5" Silicone Keyboard Film （ Not Tempered Glass Screen Protectors/Not Case）
By Puccy
$15.98
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Puccy 2 Pack Keyboard TouchPad Film Protector, compatible with ASUS ZenBook 3 UX390UA 12.5" Black Carbon TPU Trackpad Guard Cover Skin (Not Tempered Glass Screen Protectors) new version
 Puccy 2 Pack Keyboard TouchPad Film Protector, compatible with ASUS ZenBook 3 UX390UA 12.5" Black Carbon TPU Trackpad Guard Cover Skin (Not Tempered Glass Screen Protectors) new version
By Puccy
$18.98
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Asus ZenBook Pro 14 UX450FD Price
ASUS Zenbook Pro 14 OLED 14.5†OLED 16:10 Touch Display, DialPad, Intel i9-13900H CPU, GeForce RTX 4070 Graphics, 32GB RAM, 1TB SSD, Windows 11 Home, Tech Black, UX6404VI-DS96T
 ASUS Zenbook Pro 14 OLED 14.5†OLED 16:10 Touch Display, DialPad, Intel i9-13900H CPU, GeForce RTX 4070 Graphics, 32GB RAM, 1TB SSD, Windows 11 Home, Tech Black, UX6404VI-DS96T
By ASUS
$2,099.99
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ASUS Zenbook Pro 14 Duo 14.5” 16:10 Touch Display, 120Hz Refresh Rate, ScreenPad Plus, Intel i9-13900H CPU, NVIDIA® Geforce RTX 4050, 32GB RAM, 1TB SSD, Windows 11 Home, Tech Black, UX8402VU-AS96T
 ASUS Zenbook Pro 14 Duo 14.5” 16:10 Touch Display, 120Hz Refresh Rate, ScreenPad Plus, Intel i9-13900H CPU, NVIDIA® Geforce RTX 4050, 32GB RAM, 1TB SSD, Windows 11 Home, Tech Black, UX8402VU-AS96T
By ASUS
$1,899.99
$2,299.99 17% OFF
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ASUS ZenBook Pro 14 14X OLED Q420 Business Laptop (14.5" QHD+ Touchscreen, Intel 13th Gen 14-Core i7-13700H, 16GB RAM, 512GB SSD), Backlit, FHD Webcam, NumberPad, IST HDMI, Win 11 Home, Inkwell Gray
 ASUS ZenBook Pro 14 14X OLED Q420 Business Laptop (14.5" QHD+ Touchscreen, Intel 13th Gen 14-Core i7-13700H, 16GB RAM, 512GB SSD), Backlit, FHD Webcam, NumberPad, IST HDMI, Win 11 Home, Inkwell Gray
By ASUS
$849.98
See at Amazon

Specs Comparison

Availability

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Released20172019

Exterior

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Dimensions11.65” x 7.52” x 0.46” (296 x 191.2 x 11.9 mm)12.71” x 8.85” x 0.70” (323 x 225 x 17.9 mm)
Weight2.0 lbs (910 g)3.52 lbs (1.6 kg)
Colors
Royal Blue Rose Gold Quartz Grey
Deep Dive Blue
Keyboard and TrackpadIlluminated chiclet keyboard
  • Keyboard
    • Full-size backlit with 1.4mm key travel
  • NumberPad
    • Glass-covered for fingerprint and smudge resistance
    • Precision touchpad (PTP) technology supports up to four-finger smart gestures

Display

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Size12.5 Inches14 Inches
Info12.5" (16:9) LED-backlit FHD (1920x1080) 60Hz Panel with 72% NTSC
  • 14” LED-backlit Full HD (1920 x 1080) 16:9 display, 100% sRGB color gamut
  • 5.2mm-thin bezel with 86% screen-to-body ratio
  • IPS-level wide-view technology
  • Pantone® validated

Ports

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
  • 1 x Type-C USB 3.0 (USB 3.1 Gen 1)
    With display and power delivery support.
  • 1 x COMBO audio jack
  • 1 x Type-C™ USB 3.1 Gen 2
  • 1 x Type-A USB 3.1 Gen 2
  • 1 x USB 2.0
  • 1 x Standard HDMI
  • 1 x Combo audio jack

Internal Specs

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Processor
  1. 7th Gen Intel® Core™ i5-7200U
    2 cores, 4 threads, 2.50 → 3.10 GHz, 3MB SmartCache, 15W
  2. 7th Gen Intel® Core™ i7-7500U
    2 cores, 4 threads, 2.70 → 3.50 GHz, 4MB SmartCache, 15W
  1. 8th Gen Intel® Core™ i5-8265U
    4 cores, 8 threads, 1.60 → 3.90 GHz, 6MB SmartCache, 15W
  2. 8th Gen Intel® Core™ i7-8565U
    4 cores, 8 threads, 1.80 → 4.60 GHz, 8MB SmartCache, 15W
Integrated Graphics
  1. 7th Gen Intel® Core™ i5-7200U
    Intel® HD Graphics 620
    24 Execution Units, 300 → 1000 MHz
  2. 7th Gen Intel® Core™ i7-7500U
    Intel® HD Graphics 620
    24 Execution Units, 300 → 1050 MHz
  1. 8th Gen Intel® Core™ i5-8265U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1100 MHz
  2. 8th Gen Intel® Core™ i7-8565U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1150 MHz
Memory
16GB
2133 MHz LPDDR3 onboard memory
8GB 16GB
2400 MHz DDR4 memory
Discrete Graphics-NVIDIA® GeForce® GTX 1050 Max-Q
Video memory: 2GB / 4GB GDDR5 VRAM
Storage
  • 512GB
    SATA 3.0 SSD
  • 512GB
    PCIe® Gen3 SSD
  • 1TB
    5400RPM SATA III HDD (Intel® Optane™ memory support)
  • 128GB 256GB
    SATA III SSD
  • 256GB 512GB
    PCIe x2 SSD
  • 1TB
    PCIe x4 SSD

Connectivity

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Wi-FiIntegrated Wi-Fi 5 (802.11 ac)Intel WiFi 5 Dual-band 2x2 802.11ac
BluetoothBluetooth 5.0Bluetooth 5.0

Battery

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Size40Wh (6-cell lithium-polymer battery)
  • 52Wh (3-cell lithium-polymer battery)\
  • 70Wh (4-cell lithium-polymer battery)
Battery LifeUp to 9 hours of battery lifeUp to 12.5 hours of battery life
Power Supply45W USB-C power adapter
Output 20 [email protected].
90W power adapter
Plug Type: ø4.5 (mm), 19V DC, 7.7A

Software

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
OSWindows 10 Pro
  • Windows 10 Home
  • Windows 10 Pro
Built-in Apps
MyASUS
ASUS Sync ASUS Battery Health Charging ASUS GIFTBOX ASUS Splendid ASUS Tru2life Video

Camera & Audio

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Camera
  • Front-facing camera
    VGA quality camera.
  • Front-facing camera
    720p (1280 x 720 HD) camera.
  • IR camera for Windows Hello support.
Audio
  • Quad-speaker array: true surround sound
  • Five-magnet speaker design
  • Supports Windows 10 Cortana
  • ASUS SonicMaster Premium Technology
  • Harman Kardon audio
  • ASUS SonicMaster stereo audio system with surround-sound; smart amplifier for maximum audio performance
  • Array microphone with Cortana and Alexa voice-recognition support
  • 3.5mm headphone jack
  • Long-travel voice coils for improved low-frequency response
  • Certified by Harman Kardon

Misc

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
Sensors
  • Fingerprint sensor
  • IR Camera
Security
  • One-touch access with Windows Hello
-
In the box-
  • ZenBook Pro 14 (UX450)
  • USB to LAN port dongle (optional)

Key Features

Asus ZenBook 3 UX390UAAsus ZenBook Pro 14 UX450FD
At Glance
Released in
2017
16:9 FHD
12.5”
1080p 60Hz
Weight
2.0 lb
0.91 kg
Up to
Intel Core i7-7500U
2C/4T, 2.70 → 3.50 GHz
Geekbench 5
766
Single Core
Geekbench 5
1,744
Multi-Core
With integrated
Intel® HD Graphics 620
24 Execution Units, 300 → 1050 MHz
16GB
2133 MHz LPDDR3
Released in
2019
16:9 FHD
14”
1080p 60Hz
Weight
3.52 lb
1.60 kg
Up to
Intel Core i7-8565U
4C/8T, 1.80 → 4.60 GHz
Geekbench 5
804
Single Core
Geekbench 5
2,327
Multi-Core
With integrated
Intel® UHD Graphics 620
24 Execution Units, 300 → 1150 MHz
Up to
16GB
2400 MHz DDR4
Nvidia GeForce
GTX 1050
4GB GDDR5 with Max-Q

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