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ASUS ZenBook S UX391UA vs. ASUS VivoBook 15 X513EA/EP: Full specs comparison

We have comprehensively analyzed the technical specifications for the ASUS ZenBook S UX391UA and ASUS VivoBook 15 X513EA/EP models. Our report includes intricate details such as the CPU, memory, storage, battery life, display quality, and other features.

Compare With Please enter device name or part of it ASUS ZenBook S UX391UA See at Amazon	Compare With Please enter device name or part of it ASUS VivoBook 15 X513EA/EP See at Amazon

ASUS ZenBook S UX391UA Pros

Reasons that ASUS ZenBook S UX391UA is better than ASUS VivoBook 15 X513EA/EP.

ASUS ZenBook S UX391UA weighed 2.20 pounds, 42% lighter than the 3.74 pounds ASUS VivoBook 15 X513EA/EP.

Weight	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Pound	2.20 lbs.	3.74 lbs.
Kilogram	1.00 kg	1.70 kg

ASUS VivoBook 15 X513EA/EP Pros

Reasons that ASUS VivoBook 15 X513EA/EP is better than ASUS ZenBook S UX391UA.

2020 vs. 2018

Intel Core i7-1165G7 inside ASUS VivoBook 15 X513EA/EP has a 75% better multi-core CPU performance score than the Intel Core i7-8550U inside ASUS ZenBook S UX391UA.

Geekbench 5 multi-core score

ASUS VivoBook 15 X513EA/EP - Intel Core i7-1165G7

4,487

ASUS VivoBook 15 X513EA/EP - Intel Core i5-1135G7

3,980

ASUS ZenBook S UX391UA - Intel Core i7-8550U

2,557

ASUS VivoBook 15 X513EA/EP - Intel Core i3-1115G4

2,445

ASUS ZenBook S UX391UA - Intel Core i5-8250U

1,971

ASUS VivoBook 15 X513EA/EP supports a faster memory speed than the ASUS ZenBook S UX391UA. It supports up to 2400MHz versus 2133MHz of system memory on the ASUS ZenBook S UX391UA.

Memory type and speed

ASUS VivoBook 15 X513EA/EP - DDR4

2,400 MHz

ASUS ZenBook S UX391UA - LPDDR3

2,133 MHz

ASUS VivoBook 15 X513EA/EP comes with one SODIMM slot that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the ASUS ZenBook S UX391UA since it has onboard memory.

Memory	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Slots	Onboard	x0,1
Type	LPDDR3	DDR4

Configurable up to Nvidia GeForce MX330 2GB GDDR5 vs. integrated

ASUS VivoBook 15 X513EA/EP has a 15.6-inch screen size 17% larger than the 13.3-inch ASUS ZenBook S UX391UA.

Display size

ASUS VivoBook 15 X513EA/EP

15.6-inch

ASUS ZenBook S UX391UA

13.3-inch

Key Similars

Similar characteristics share between ASUS ZenBook S UX391UA and ASUS VivoBook 15 X513EA/EP.

Both laptops supports up to 16GB of system memory.

Max system memory size

ASUS ZenBook S UX391UA

16 GB

ASUS VivoBook 15 X513EA/EP

16 GB

Prices

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

ASUS ZenBook S UX391UA Price
	ASUS ZenBook S UX391UA-XB71-R Ultra-thin and light 13.3-inch Full HD Laptop, Intel Core i7-8550U, 8GB RAM, 256GB M.2 SSD, Windows 10 Pro, FP Sensor, Thunderbolt, Burgundy Red By ASUS $1,130.00 $1,199.99 6% OFF	See at Amazon
	Asus ZenBook S UX391UA-XB74T Ultra-Thin and Light 13.3-Inch UHD 4K Touch Laptop, Intel Core i7-8550U, 16GB 2133MHz RAM, 512GB PCIe G3x4 SSD, Windows 10 Pro, FP Sensor, Thunderbolt By ASUS $599.99	See at Amazon
	Synvy Privacy Screen Protector Film, compatible with ASUS ZenBook S UX391UA UX391UA-825R 2018 13.3" Anti Spy Guard Sticker [ Not Tempered Glass Protectors ] By Film for ASUS ZenBook S UX391UA UX391UA-82 $28.99	See at Amazon
ASUS VivoBook 15 X513EA/EP Price
	ASUS VivoBook S 15 OLED Laptop, 15.6” 2.8K 120Hz Display, Intel Evo Platform, Intel Core i9-13900H CPU, 16GB RAM, 1TB SSD, Windows 11 Home, Midnight Black, K5504VA-ES96 By ASUS $980.09 $1,099.99 11% OFF	See at Amazon
	ASUS Vivobook 15 Laptop for Business & Student, 15.6 FHD Touch Display, 11th Gen Intel Core i5-1135G7, 12GB RAM, 512GB PCIe SSD, Webcam, Keypad, Fast Charge, WiFi, USB-C, PDG HDMI Cable, Win 11 Pro By ASUS $462.99 $499.99 7% OFF	See at Amazon
	ASUS VivoBook 15 OLED K513 Laptop, 15.6 OLED Display, Intel i5-1135G7 CPU, Intel Iris Xe Graphics, 12GB RAM, 512GB PCIe SSD, Windows 11 Home, Indie Black, K513EA-AH54 By ASUS $549.99 $799.99 31% OFF	See at Amazon

Availability	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Released	2018	2020

Exterior	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Dimensions	12.24” x 8.39” x 0.51” (311 x 213 x 12.9 mm)	14.13” x 9.25” x 0.78” (359 x 235 x 19.9 mm)
Weight	2.20 lbs (1.0 kg) With anti-glare display. 2.31 lbs (1.05 kg) WIth glossy display.	3.74 lbs (1.7 kg)
Colors	Deep Dive Blue Burgundy Red	Bespoke Black Dreamy White Cobalt Blue
Keyboard and Trackpad	Keyboard Full-size backlit with 1.2mm key travel Touchpad with fingerprint reader Glass-covered with integrated fingerprint sensor supporting Windows Hello; intelligent palm-rejection Precision Touchpad (PTP) technology supports up to four-finger smart gestures	Keyboard Full-size keyboard with 1.4mm key travel Illuminated chiclet keyboard (optional) Touchpad Button-less touchpad. Built-in fingerprint sensor in the touchpad (optional)

Display	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Size	13.3 Inches	15.6 Inches
Info	13.3” LED-backlit 4K UHD (3840 x 2160) 16:9 glossy touchscreen 13.3” LED-backlit Full HD (1920 x 1080) 16:9 glossy screen 13.3” LED-backlit Full HD (1920 x 1080) 16:9 anti-glare screen 5.9mm-thin bezel with 85% screen-to-body ratio Wide 100% sRGB color gamut IPS-level wide-view technology ASUS Eye Care technology for up to 30% blue-light reduction	15.6" (16:9) LED-backlit FHD (1920x1080) 60Hz Anti-Glare Panel with 45% NTSC with wide 178° viewing angles 15.6" (16:9) LED-backlit FHD (1920x1080) 60Hz Anti-Glare Panel with 45% NTSC 15.6" (16:9) LED-backlit HD (1366x768) 60Hz Anti-Glare Panel with 45% NTSC

Ports	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
2 x Type-C™ USB 3.1 Gen 2 (Thunderbolt™ 3) 1 x Type-C™ USB 3.1 Gen 2 Note All three ports support fast charging, data transfers, and display connectivity.	1 x Type-C USB 3.2 (Gen 1) 1 x Type-A USB 3.2 (Gen 1) 2 x Type-A USB 2.0 port(s) 1 x HDMI 1 x Micro SD card 1 x Audio jack

Internal Specs	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Processor	8th Gen Intel® Core™ i5-8250U 4 cores, 8 threads, 1.60 → 3.40 GHz, 6MB SmartCache, 15W 8th Gen Intel® Core™ i7-8550U 4 cores, 8 threads, 1.80 → 4.00 GHz, 8MB SmartCache, 15W	11th Gen Intel® Core™ i3-1115G4 2 cores, 4 threads, 3.00 → 4.10 GHz, 6MB SmartCache, 28W 11th Gen Intel® Core™ i5-1135G7 4 cores, 8 threads, 2.40 → 4.20 GHz, 8MB SmartCache, 28W 11th Gen Intel® Core™ i7-1165G7 4 cores, 8 threads, 2.80 → 4.70 GHz, 12MB SmartCache, 28W
Integrated Graphics	8th Gen Intel® Core™ i5-8250U Intel® UHD Graphics 620 24 Execution Units, 300 → 1100 MHz 8th Gen Intel® Core™ i7-8550U Intel® UHD Graphics 620 24 Execution Units, 300 → 1150 MHz	11th Gen Intel® Core™ i3-1115G4 Intel® UHD Graphics 48 Execution Units, 400 → 1250 MHz 11th Gen Intel® Core™ i5-1135G7 Intel® Iris® Xe Graphics 80 Execution Units, 400 → 1300 MHz 11th Gen Intel® Core™ i7-1165G7 Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1300 MHz
Memory	8GB 16GB 2133MHz LPDDR3 SDRAM Onboard Memory	4GB 8GB DDR4 2400MHz SDRAM Onboard Memory 1 x SODIMM slot for expansion, upgradable to 8GB or 16GB SDRAM.
Discrete Graphics	-	ASUS VivoBook 15 X513EA No discrete graphics ASUS VivoBook 15 X513EP NVIDIA® GeForce® MX330 Video memory: 2GB GDDR5 VRAM
Storage	256GB SATA3 SSD 512GB 1TB PCIe® Gen3 SSD M.2	1TB 5400 rpm SATA HDD. 128GB 256GB 512GB PCIe® Gen3 x2 SSD M.2

Connectivity	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Wi-Fi	Dual-band 802.11ac Wi-Fi	Integrated Wi-Fi 5 (802.11 ac) Integrated Wi-Fi 6 (802.11 ax (2x2))
Bluetooth	Bluetooth 4.2	Bluetooth 5.0

Battery	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Size	50Wh (4-cell lithium-polymer battery)	42Wh (3-cell lithium-polymer battery)
Battery Life	Up to 13.5 hours of battery life	-
Power Supply	65W USB Type-C power adapter Output [email protected]	65W power adapter 19VDC,@3.42A

Software	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
OS	Windows 10 Home Windows 10 Pro	Endless OS Windows 10 S Windows 10 Home Windows 10 Pro
Built-in Apps	ASUS Battery Health Charging ASUS Splendid Quiet Fan	MyASUS

Camera & Audio	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Camera	Front-facing camera 720p (1280 x 720 HD) camera.	Front-facing camera 720p (1280 x 720 HD) camera.
Audio	ASUS SonicMaster stereo audio system with surround-sound; smart amplifier for maximum audio performance Array microphone with Cortana and Alexa1 voice-recognition support 3.5mm headphone jack Long-travel voice coils for improved low-frequency response Certified by Harman Kardon	3.5mm headphone jack Supports Windows 10 Cortana with Voice Harman Kardon

Misc	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
Inking	Supports ASUS Pen	-
Sensors	Fingerprint sensor	Fingerprint sensor (optional)
Security	One-touch access with Windows Hello	Fingerprint reader (optional)
In the box	ZenBook S (UX391) Protective sleeve USB-C™ power adaptor (65W) ASUS Mini Dock (or USB-C™ to USB-A dongle and USB-C™ to HDMI dongle) ASUS Pen (optional)	-

Key Features	ASUS ZenBook S UX391UA	ASUS VivoBook 15 X513EA/EP
At Glance	Released in 2018 16:9 4K 13.3” 2160p 60Hz Weight 2.20 lb 1.00 kg Up to Intel Core i7-8550U 4C/8T, 1.80 → 4.00 GHz Geekbench 5 860 Single Core Geekbench 5 2,557 Multi-Core With integrated Intel® UHD Graphics 620 24 Execution Units, 300 → 1150 MHz Configurable up to 16GB 2133 MHz LPDDR3	Released in 2020 16:9 FHD 15.6” 1080p 60Hz Weight 3.74 lb 1.70 kg Up to Intel Core i7-1165G7 4C/8T, 2.80 → 4.70 GHz Geekbench 5 1,374 Single Core Geekbench 5 4,487 Multi-Core With integrated Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1300 MHz Upgradable up to 16GB 2400 MHz DDR4 Nvidia GeForce MX330 2GB GDDR5