Acer Aspire S5-391H74U 13.3-inch Ultrabook Review

Acer has recently launched its latest Ultrabook model named Acer Aspire S5-391H74U.  This new 13.3-inch Ultrabook is available in Japan at a price of 150,000 Yen ($1905). Does Acer Aspire S5-391H74U have the potential to give other Ultrabooks in the market a good run for money? Let us find out in this review.

Acer Aspire S5-391H74U Features


Acer Aspire S5-391H74U Ultrabook is perfectly slim and thin. It weighs just 1.2kg equivalent to 2.6lb. Acer Aspire S5-391H74U is ever ready to be taken along with you. It also consumes the least possible space in your bag. Cased in magnesium alloy, this Ultrabook from Acer looks elegant.

Acer Aspire S5-391H74U

However, its similarity with MacBook Air is less when compared to other Ultrabooks. Sultry black color adds a classic touch to this laptop. Elegance comes along with sturdiness in case of Acer Aspire S5-391H74U.


Acer Aspire S5-391H74U sports a 13.3-inch LED-backlit CineCrystal display with TFT LCD technology and WXGA resolution. This means that the Ultrabook renders output in 1366x768p resolution. The display is also coupled with HD 4000 graphics controller from Intel that improves video quality. The display renders output in an aspect ratio of 16:9.


Acer Aspire S5-391H74U runs on 1.90GHz Core i7-351U CPU from Intel. It is based on 64-bit Windows 7 Home Premium OS. The processor is backed up by 256GB SSD and 4GB DDR3 RAM. The memory can be further extended via multimedia card or SD card or 2-in-1 card reader. Acer Aspire S5-391H74U also sports 4MB cache, Intel HM77 chipset and hyper threading. These components enable this laptop to handle multi-tasking in an efficient manner.

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Acer Aspire S5-391H74U sports a well-spaced keyboard that accounts for smooth typing without any accidental errors.


The notebook features a bunch of standard connectivity options such as 802.11b/g/n WiFi IEEE, 2xUSB 2.0 ports, 2xUSB 3.0 ports for faster transfer of files, latest Bluetooth 4.0+HS and Thunderbolt port. Thunderbolt port has been borrowed from MacBook Air and Pro versions.

Acer Aspire S5-391H74U price

The best thing about this Thunderbolt port is that it allows extremely fast (close to 20Gbps) data transfer. However, price of Thunderbolt accessories will limit its use.

Battery power

The laptop is powered by 4-cell battery and renders 6.5 hours of backup time.

Others Features

Acer Aspire S5-391H74U sports other unique features too such as Acer Instant On that resumes the laptop from sleep mode in just 1.5 seconds. Another unique feature in Acer Instant Connect via which the users can go online in less than 2.5 seconds. This is perfect for those who love to stay connected with family, friends and work. Acer Aspire S5-391H74U comes bundled with Windows Live Essentials.

Price and Availability of Acer Aspire S5-391H74U

Acer Aspire S5-391H74U is currently available at a price of 150,000 Yen ($1905) in Japan. Its availability in other markets across the world is yet to formally announced.


Acer Aspire S5-391H74U is a complete notebook with multiple functionalities and extreme mobility, as the name ‘Ultrabook’ itself suggests. The best thing about Acer Aspire S5-391H74U is that it is the perfect companion for those who have to carry a laptop anywhere and everywhere (definitely in cases where a tablet does not suffice).