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SanDisk USB 3.0 Ultra 128GB vs. SanDisk USB 3.1 Ultra Fit 512GB + 7

SanDisk USB 3.0 Ultra 128GB

SanDisk USB 3.0 Ultra 128GB

£12.29

Free delivery
SanDisk USB 3.1 Ultra Fit 512GB

SanDisk USB 3.1 Ultra Fit 512GB

£58.70

£67.59 Incl. delivery
SanDisk USB 3.0 Ultra 64GB

SanDisk USB 3.0 Ultra 64GB

£7.59

£7.69 Incl. delivery
SanDisk USB 3.1 Ultra Fit 256GB

SanDisk USB 3.1 Ultra Fit 256GB

£21.49

£23.99 Incl. delivery
Samsung USB 3.1 Fit Plus 128GB

Samsung USB 3.1 Fit Plus 128GB

£19.00

£22.99 Incl. delivery
Encryption
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Password protected
Yes
Yes
Yes
Yes
Yes
Yes
Fingerprint readers
No
No
No
No
No
No
Windows Vista ReadyBoost
Yes
Yes
No
No
No
Other connectors
Apple Lightning
Type of USB connector
USB (Type A)
USB (Type A)
USB (Type A)
USB (Type A)
USB (Type A)
USB (Type A)
USB (Type A)
USB (Type A)
USB (Type A), USB (Type C)
USB version
3.1 (Gen 1)
3.1 (Gen 1)
3.1 (Gen 1)
3.1 (Gen 1)
3.1 (Gen 1)
3.1 (Gen 1)
3.1 (Gen 1)
3.1 (Gen 1)
3.1 (Gen 1)
Available colours
Black, Grey, Blue, Red
Black
Black, Silver, Grey, Blue, Red
Black, Silver, Grey, Blue, Pink
Black, Silver, Grey, Blue, Pink
Black
Black, White, Silver, Grey
Black, Silver
Black, Silver, Grey, Blue, Pink
Product weight
10 g
4.54 g
10 g
35 g
219 g
4 g
3.1 g
17 g
5.4 g
Features
Keychain holder
Keychain holder, Nano Design
Keychain holder
Keychain holder
Keychain holder
Keychain holder, Nano Design
Keychain holder, Nano Design
Keychain holder
Retractable connector
Yes
Yes
No
No
No
No
Yes
No
Weather proof (moisture/dust)
No
No
No
No
No
Yes
No
Read speed
100 MB/s
130 MB/s
100 MB/s
150 MB/s
150 MB/s
130 MB/s
300 MB/s
420 MB/s
70 MB/s
Write speed
40 MB/s
27.6 MB/s
40 MB/s
60 MB/s
60 MB/s
60 MB/s
50 MB/s
380 MB/s
Memory capacity
128 GB
512 GB
64 GB
64 GB
128 GB
256 GB
128 GB
128 GB
64 GB
Price/GB
0.09 £/GB
0.12 £/GB
0.13 £/GB
0.13 £/GB
0.1 £/GB
0.08 £/GB
0.15 £/GB
0.31 £/GB
0.42 £/GB
Material
Steel, Plastic
Aluminum, Steel, Plastic
Plastic
Aluminum, Steel, Plastic
Aluminum, Steel, Plastic
Aluminum, Steel
Aluminum, Steel, Plastic
Aluminum, Steel, Plastic
Aluminum, Steel, Plastic