Silicon Power Ace A55 128GB vs Kingston A400 120GB SSD Comparison

Silicon Power Ace A55 128GB and Kingston A400 120GB are both solid state drives with the same Interface (SATA 6 Gb/s) and Form Factor (2.5"). The main differences are in Capacity, NAND Flash Type, Max Sequential Read and Max Sequential Write.

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Silicon Power Ace A55 128GB	Kingston A400 120GB
Prices (Change region) Out of Stock Free shipping $23.99 Out of Stock $24.49 Out of Stock Free shipping $38.79 - Buy now Show 1 more offers	Prices (Change region) Out of Stock Free shipping $19.99 Out of Stock Free shipping $24.00 Out of Stock + $5.49 Shipping $26.99 Out of Stock Free shipping $130.87 - Buy now Show 2 more offers
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Brand Silicon Power	Brand Kingston
Model SP128GBSS3A55S25 SU128GBSS3A55S25 SU128GBSS3A55S25EU	Model SA400S37/120G
Release Date -	Release Date 📅 January 2017
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★☆ (69 reviews) Add a product review	User reviews ★★★★☆ (45 reviews) Add a product review
Performance (Charts) n/a	Performance (Charts) 374th / 1746
Effective Value -	Effective Value 174th / 336
Price history View Details ►	Price history View Details ►
Price/GB $0.19	Price/GB $1.09
GB/$1 5.34	GB/$1 0.92
Series Ace A55	Series A400
Capacity 128 GB	Capacity 120 GB
Interface SATA 6 Gb/s	Interface SATA 6 Gb/s
NVME No	NVME No
Form Factor 2.5"	Form Factor 2.5"
NAND Flash Type 3D TLC	NAND Flash Type 3D NAND
Max Sequential Read Up to 550 MB/s	Max Sequential Read Up to 500 MB/s
Max Sequential Write Up to 420 MB/s	Max Sequential Write Up to 320 MB/s
MTBF 1,500,000 hours	MTBF 1,000,000 hours