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USB Flash Drives
4 GB flash drives
prices
on 40 models
4 GB
clear
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Show
by rating
lowest to highest price
highest to lowest price
by reviews
by date of addition
Memory size (GB)
Read speed (MB/s)
Write speed (MB/s)
Waterproof
Manufacturer's warranty
Weight (g)
Features
by rating
Transcend JetFlash 350 4 GB
compare
Transcend JetFlash 350
4 GB
0
0
1
2
JetFlash
USB 2.0
Material:
plastic
Videos
1
Photos
3
Prices
5
4 GB
8 GB
16 GB
32 GB
64 GB
from
£4.99
up to
£14.30
Compare prices and buy Transcend JetFlash 350 4 GB
Amazon.co.uk
→
£14.00
Smartteck.co.uk
→
£11.00
Quzo.net
→
£14.00
CCLonline.com
→
£5.00
Idealo.co.uk
(United Kingdom)
→
£11.00
Compare prices
5
→
Team Group C171 4 GB
compare
Team Group C171
4 GB
Color series
USB 2.0
water resistance
Material:
plastic
Photos
7
Prices
1
4 GB
8 GB
16 GB
32 GB
£
13.37
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
iStorage datAshur Pro 4 GB
compare
iStorage datAshur Pro
4 GB
2020
USB 3.0
encryption
water resistance
MIL-STD-810
Read:
116 MB/s
Write:
43 MB/s
Material:
metal
Videos
14
Photos
10
Prices
4
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
from
£53.62
up to
£71.82
Compare prices and buy iStorage datAshur Pro 4 GB
Amazon.co.uk
→
£55.00
Quzo.net
→
£59.00
Smartteck.co.uk
→
£54.00
Quzo.net
→
£72.00
Compare prices
4
→
Kingston IronKey S1000 Basic 4 GB
compare
Kingston IronKey S1000 Basic
4 GB
Drives with encryption
USB 3.0
encryption
water resistance
MIL-STD-810
Read:
200 MB/s
Write:
80 MB/s
Material:
metal
Videos
1
Photos
5
Prices
6
4 GB
8 GB
16 GB
from
£146.74
up to
£161.53
Compare prices and buy Kingston IronKey S1000 Basic 4 GB
Amazon.co.uk
→
£158.00
Bt.com
→
£154.00
Store.ee.co.uk
(United Kingdom)
→
£154.00
Business.Currys.co.uk
→
£151.00
CCLonline.com
→
£162.00
Smartteck.co.uk
→
£147.00
Compare prices
6
→
V7 USB 2.0 Flash Drive with Retractable USB connector 4 GB
compare
V7 USB 2.0 Flash Drive with Retractable USB connector
4 GB
2022
USB 2.0
Read:
12 MB/s
Write:
4.5 MB/s
Material:
plastic
Photos
4
Prices
5
4 GB
8 GB
16 GB
16 GB
32 GB
from
£3.58
up to
£10.27
Compare prices and buy V7 USB 2.0 Flash Drive with Retractable USB connector 4 GB
Amazon.co.uk
→
£7.00
Quzo.net
→
£10.00
CCLonline.com
→
£4.00
Smartteck.co.uk
→
£10.00
Business.Currys.co.uk
→
£4.00
Compare prices
5
→
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Optical Storage
Q-Connect USB-Flash Drive 2.0 4 GB
compare
Q-Connect USB-Flash Drive 2.0
4 GB
2023
USB 2.0
Read:
15 MB/s
Write:
5 MB/s
Material:
plastic
Photos
2
Prices
5
4 GB
8 GB
16 GB
32 GB
64 GB
Colour:
from
£2.11
up to
£12.32
Compare prices and buy Q-Connect USB-Flash Drive 2.0 4 GB
Amazon.co.uk
→
£4.00
Euroffice.co.uk
(United Kingdom)
→
£5.00
UKOfficeDirect.co.uk
(United Kingdom)
→
£5.00
OfficeStationery.co.uk
(United Kingdom)
→
£2.00
Amazon.co.uk
→
£12.00
Compare prices
5
→
Integral Crypto Dual FIPS 197 Encrypted USB 3.0 4 GB
compare
Integral Crypto Dual FIPS 197 Encrypted USB 3.0
4 GB
2023
USB 3.0
encryption
water resistance
Read:
120 MB/s
Write:
10 MB/s
Material:
rubber
Photos
4
Prices
4
4 GB
8 GB
16 GB
32 GB
64 GB
from
£19.18
up to
£21.95
Compare prices and buy Integral Crypto Dual FIPS 197 Encrypted USB 3.0 4 GB
Amazon.co.uk
→
£21.00
OfficeStationery.co.uk
(United Kingdom)
→
£22.00
Business.Currys.co.uk
→
£19.00
Idealo.co.uk
(United Kingdom)
→
£21.00
Compare prices
4
→
iStorage datAshur Pro 2 4 GB
compare
iStorage datAshur Pro 2
4 GB
2020
USB 3.0
encryption
water resistance
Read:
168 MB/s
Write:
116 MB/s
Material:
metal
Videos
2
Photos
9
Prices
5
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
256 GB
512 GB
from
£59.00
up to
£79.12
Compare prices and buy iStorage datAshur Pro 2 4 GB
Amazon.co.uk
→
£63.00
Quzo.net
→
£60.00
Smartteck.co.uk
→
£61.00
Cliftoncameras.co.uk
(United Kingdom)
→
£59.00
Quzo.net
→
£79.00
Compare prices
5
→
iStorage datAshur 4 GB
compare
iStorage datAshur
4 GB
USB 2.0
encryption
MIL-STD-810
Read:
27 MB/s
Write:
24 MB/s
Material:
metal
Photos
4
Prices
5
4 GB
8 GB
16 GB
32 GB
from
£38.38
up to
£52.39
Compare prices and buy iStorage datAshur 4 GB
Quzo.net
→
£39.00
CCLonline.com
→
£49.00
Business.Currys.co.uk
→
£38.00
Idealo.co.uk
(United Kingdom)
→
£39.00
Quzo.net
→
£52.00
Compare prices
5
→
Integral Crypto FIPS 197 Encrypted USB 3.0 4 GB
compare
Integral Crypto FIPS 197 Encrypted USB 3.0
4 GB
2022
USB 3.0
encryption
water resistance
Read:
120 MB/s
Write:
10 MB/s
Material:
rubber
Photos
5
Prices
3
4 GB
8 GB
16 GB
32 GB
64 GB
from
£17.98
up to
£21.95
Compare prices and buy Integral Crypto FIPS 197 Encrypted USB 3.0 4 GB
Amazon.co.uk
→
£22.00
Business.Currys.co.uk
→
£18.00
Idealo.co.uk
(United Kingdom)
→
£22.00
Compare prices
3
→
Origin Storage SC100 4 GB
compare
Origin Storage SC100
4 GB
2023
USB 3.0
encryption
water resistance
Material:
metal
Photos
2
Prices
2
4 GB
8 GB
16 GB
32 GB
64 GB
from
£36.71
up to
£54.25
Compare prices and buy Origin Storage SC100 4 GB
Smartteck.co.uk
→
£37.00
Idealo.co.uk
(United Kingdom)
→
£54.00
Compare prices
2
→
Intenso Alu Line 4 GB
compare
Intenso Alu Line
4 GB
2023
USB 2.0
Read:
28 MB/s
Write:
6.5 MB/s
Material:
plastic
Photos
9
Prices
4
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
Colour:
from
£8.02
up to
£21.31
Compare prices and buy Intenso Alu Line 4 GB
Amazon.co.uk
→
£8.00
Smartteck.co.uk
→
£21.00
Idealo.co.uk
(United Kingdom)
→
£8.00
Amazon.co.uk
→
£8.00
Compare prices
4
→
Apricorn Aegis Secure Key 3NXC 4 GB
compare
Apricorn Aegis Secure Key 3NXC
4 GB
2023
USB C
encryption
Material:
plastic
Videos
1
Photos
8
Prices
2
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
256 GB
from
£84.18
up to
£113.26
Compare prices and buy Apricorn Aegis Secure Key 3NXC 4 GB
Smartteck.co.uk
→
£84.00
Idealo.co.uk
(United Kingdom)
→
£113.00
Compare prices
2
→
Apricorn Aegis Secure Key 3NX 4 GB
compare
Apricorn Aegis Secure Key 3NX
4 GB
2023
USB 3.0
encryption
Read:
77 MB/s
Write:
72 MB/s
Material:
metal
Photos
7
Prices
2
2 GB
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
256 GB
from
£74.17
up to
£84.44
Compare prices and buy Apricorn Aegis Secure Key 3NX 4 GB
Amazon.co.uk
→
£84.00
Smartteck.co.uk
→
£74.00
Compare prices
2
→
Kingston IronKey D300 Managed 4 GB
compare
Kingston IronKey D300 Managed
4 GB
Drives with encryption
USB 3.0
encryption
water resistance
Read:
80 MB/s
Write:
12 MB/s
Material:
metal
Photos
2
Prices
2
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
from
£44.95
up to
£85.00
Compare prices and buy Kingston IronKey D300 Managed 4 GB
Amazon.co.uk
→
£85.00
Idealo.co.uk
(United Kingdom)
→
£45.00
Compare prices
2
→
Intenso Rainbow Line 4 GB
compare
Intenso Rainbow Line
4 GB
USB 2.0
Read:
28 MB/s
Write:
6.5 MB/s
Material:
plastic
Photos
8
Prices
2
2 GB
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
from
£4.11
up to
£4.62
Compare prices and buy Intenso Rainbow Line 4 GB
Amazon.co.uk
→
£5.00
Idealo.co.uk
(United Kingdom)
→
£4.00
Compare prices
2
→
Emtec A102 4 GB
compare
Emtec A102
4 GB
USB 2.0
Read:
15 MB/s
Write:
5 MB/s
Material:
rubber
Prices
2
from
£12.64
up to
£14.55
Compare prices and buy Emtec A102 4 GB
Amazon.co.uk
→
£15.00
Idealo.co.uk
(United Kingdom)
→
£13.00
Compare prices
2
→
Apacer AH321 4 GB
compare
Apacer AH321
4 GB
USB 2.0
USB 2.0
Material:
plastic
Photos
3
Prices
2
from
£12.66
up to
£19.19
Compare prices and buy Apacer AH321 4 GB
Amazon.co.uk
→
£19.00
Smartteck.co.uk
→
£13.00
Compare prices
2
→
Emtec D200 4 GB
compare
Emtec D200
4 GB
2023
USB 2.0
Material:
rubber
Photos
8
Prices
1
£
11.27
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
Hypertec Encrypt PLUS 4 GB
compare
Hypertec Encrypt PLUS
4 GB
2023
USB 2.0
encryption
Read:
35 MB/s
Write:
12 MB/s
Material:
metal
Photos
2
Prices
1
4 GB
8 GB
16 GB
32 GB
£
28.37
Smartteck.co.uk
Delivery: to United Kingdom
Report
Buy!
Integral Crypto Drive FIPS 140-2 Encrypted USB 3.0 4 GB
compare
Integral Crypto Drive FIPS 140-2 Encrypted USB 3.0
4 GB
2023
USB 3.0
encryption
water resistance
Read:
120 MB/s
Write:
10 MB/s
Material:
rubber
Photos
5
Prices
1
4 GB
8 GB
16 GB
32 GB
64 GB
£
33.58
Business.Currys.co.uk
Delivery: to United Kingdom
Report
Buy!
MediaRange USB 2.0 Flash Drive 4 GB
compare
MediaRange USB 2.0 Flash Drive
4 GB
2023
USB 2.0
Read:
17 MB/s
Write:
4 MB/s
Material:
plastic
Photos
3
Prices
2
4 GB
8 GB
16 GB
32 GB
64 GB
from
£4.99
up to
£10.51
Compare prices and buy MediaRange USB 2.0 Flash Drive 4 GB
Amazon.co.uk
→
£11.00
Amazon.co.uk
→
£5.00
Compare prices
2
→
Emtec C410 4 GB
compare
Emtec C410
4 GB
2023
USB 2.0
Read:
15 MB/s
Write:
5 MB/s
Material:
plastic
Photos
7
Prices
1
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
256 GB
£
10.78
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
Intenso Micro Line 4 GB
compare
Intenso Micro Line
4 GB
2023
USB 2.0
micro
Read:
16.5 MB/s
Write:
6.5 MB/s
Material:
plastic
Photos
4
Prices
1
4 GB
8 GB
16 GB
32 GB
£
9.00
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
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Brand rating
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Main brands
Series
Colour
Memory size
4 GB
8 GB
16 GB
32 GB
64 GB
128 GB
256 GB
512 GB
≥ 1 TB
Connector type
USB 2.0
USB 3.2 gen1
USB 3.2 gen2
microUSB
USB C
Lightning
Features
Wi-Fi
data encryption
OTG
fingerprint scanner
read/write indicator
swivel cover
retractable connector
non-removable cap
strap eyelet
water resistance
MIL-STD-810
5 year warranty
lifetime warranty
Read speed
≤ 20 MB/s
21 – 30 Mbps
31 – 40 Mbps
41 – 80 Mbps
81 – 100 Mbps
101 – 150 Mbps
151 – 200 Mbps
> 200 Mbps
Write speed
≤ 10 Mbps
11 – 20 Mbps
21 – 30 Mbps
31 – 50 Mbps
51 – 100 Mbps
> 100 Mbps
Design
micro
funny (unusual)
credit cards
"glamorous"
flash drives-bracelets
regular
Material
plastic
metal
rubber
leather
wood
Release year
2024
2023
earlier
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A-Data
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Transcend
Verbatim
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