... An SD Express card also stores photos in a camera with a UHS-I slot. However, with a suitable card reader, reading them on a PC is much faster than with slower cards. But the Express cards still carry a price premium of around 100 per cent - or the other way round: for the same money you get twice the storage capacity, but slower...
Adata SD Card SDXC Premier Extreme
256 GB, SDXC, U3, UHS-IOnly 3 items in stock at supplier
Memory Size2
Product details
ADATA Premier Extreme - Flash memory card - 256 GB - SDXC UHS-I
Product type: Flash memory card
Form factor: SDXC UHS-I
Storage capacity: 256 GB
Speed: Video Class V30 / UHS-I U3 / Class 10
Detailed information:
- Product type: Flash memory card
- Storage capacity: 256 GB
- Memory speed class: Video Class V30 / UHS-I U3 / Class 10
- Read speed: Up to 800 MB/s
- Write speed: Up to 700 MB/s
- Form factor: SDXC UHS-I memory card
Special features: Shockproof, waterproof, X-ray resistant, temperature resistant, antistatic
Dimensions and weight:
- Width: 32 mm
- Depth: 24 mm
- Height: 2.1 mm
- Weight: 2 g
Environmental conditions:
- Minimum operating temperature: -25 °C
- Maximum operating temperature: 85 °C.
Write transfer speed | 700 MB/s |
Read transfer speed | 800 MB/s |
Memory card class | Class 10 |
SD adapter | Without adapters |
Item number | 30818640 |
Manufacturer | Adata |
Category | Memory card |
Manufacturer no. | ASD256GEX3L1-C |
Release date | 28.10.2021 |
Colour | Black |
Exact colour description | Black |
Memory card type | SDXC |
Number of memory cards included | 1 |
Storage capacity | 256 GB |
Memory card class | Class 10 |
UHS bus | UHS-I |
UHS speed class | U3 |
Read transfer speed | 800 MB/s |
Write transfer speed | 700 MB/s |
Video speed class | V30 |
SD adapter | Without adapters |
Durability | Shockproof, Water-resistant, Waterproof (20 ATM), X-ray protection |
Country of origin | China |
CO₂-Emission | |
Climate contribution |
Length | 13.20 cm |
Width | 8.40 cm |
Height | 2.70 cm |
Weight | 18 g |
30-day right of return
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Reviews & Ratings
Statutory warranty score
How often does a product of this brand in the «Memory card» category have a defect within the first 24 months?
Source: Galaxus- 7.Silicon Power0,2 %
- 7.Sony0,2 %
- 13.Adata0,3 %
- 14.Intenso0,4 %
- 14.Philips0,4 %
Statutory warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Galaxus- AdataNot enough data
- 1.Emtec0 days
- 1.Hama0 days
- 1.Intenso0 days
- 1.Kingston0 days
Return rate
How often is a product of this brand in the «Memory card» category returned?
Source: Galaxus- 10.Intenso0,9 %
- 10.SanDisk0,9 %
- 12.Adata1 %
- 12.Kingston1 %
- 12.PNY1 %