USB Flash Drives
Ranked by price per gigabyte
Updated daily · No paid placements
Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
| Rank | Type | Trend | |||||||
|---|---|---|---|---|---|---|---|---|---|
301 | USB-C | 128 GB | 200MB/s | 4.6(692) | $59.99checked 9h ago | $0.469View at Best Buy | |||
302 | USB-A | 128 GB | — | $59.99checked 10h ago | $0.469View at Amazon | ||||
303 | USB-A | 128 GB | — | $59.99checked 10h ago | $0.469View at Amazon | ||||
304 | 128 GB | — | $59.99checked 10h ago | $0.469View at Amazon | |||||
305 | USB-A | 256GB | — | $119.99checked 9h ago | $0.469View at Newegg | ||||
306 | USB-A | 128GB | — | $62.35checked 9h ago | $0.487View at Newegg | ||||
307 | USB-A | 128GB | — | $63.99checked 9h ago | $0.500View at Newegg | ||||
308 | USB-A | 256GB | — | $128.41checked 9h ago | $0.502View at Newegg | ||||
309 | USB-A | 128GB | — | $65.99checked 9h ago | $0.516View at Newegg | ||||
310 | USB-A | 128 GB | 90MB/s | 4.5(1,277) | $68.99checked 9h ago | $0.539View at Best Buy | |||
311 | USB-A | 128GB | — | $69.99checked 9h ago | $0.547View at Newegg | ||||
312 | USB-A | 128GB | — | $69.99checked 9h ago | $0.547View at Newegg | ||||
313 | USB-A | 128GB | — | $69.99checked 9h ago | $0.547View at Newegg | ||||
314 | USB-A | 256GB | — | $139.99checked 9h ago | $0.547View at Newegg | ||||
315 | USB-A | 256GB | — | $143.99checked 9h ago | $0.562View at Newegg | ||||
316 | USB-A | 128GB | — | $72.09checked 9h ago | $0.563View at Newegg | ||||
317 | USB-A | 128GB | — | $77.99checked 9h ago | $0.609View at Newegg | ||||
318 | USB-A | 128GB | — | $78.95checked 9h ago | $0.617View at Newegg | ||||
319 | 128 GB | — | $79.99checked 10h ago | $0.625View at Amazon | |||||
320 | USB-A | 128GB | — | $80.00checked 21h ago | $0.625View at Newegg | ||||
321 | USB-C | 128 GB | 90MB/s | 4.4(40) | $81.99checked 9h ago | $0.641View at Best Buy | |||
322 | USB-C | 128 GB | — | 5.0(1) | $81.99checked 9h ago | $0.641View at Best Buy | |||
323 | USB-A | 128GB | — | $89.99checked 9h ago | $0.703View at Newegg | ||||
324 | USB-A | 128 GB | — | $91.19checked 10h ago | $0.712View at Amazon | ||||
325 | USB-A | 256GB | — | $184.85checked 9h ago | $0.722View at Newegg | ||||
326 | USB-A | 256GB | — | $189.99checked 9h ago | $0.742View at Newegg | ||||
327 | USB-A | 200GB | — | $149.99checked 9h ago | $0.750View at Newegg | ||||
328 | USB-A | 128GB | — | $96.38checked 9h ago | $0.753View at Newegg | ||||
329 | USB-A | 256GB | — | $199.50checked 9h ago | $0.779View at Newegg | ||||
330 | USB-A | 128GB | — | $105.99checked 9h ago | $0.828View at Newegg | ||||
331 | USB-A | 128 GB | — | $110.19checked 10h ago | $0.861View at Amazon | ||||
332 | USB-C | 256GB | — | $230.99checked 9h ago | $0.902View at Newegg | ||||
333 | USB-A | 256GB | — | $230.99checked 9h ago | $0.902View at Newegg | ||||
334 | USB-A | 128GB | — | $132.99checked 9h ago | $1.039View at Newegg | ||||
335 | USB-A | 240GB | — | $250.99checked 9h ago | $1.046View at Newegg | ||||
336 | USB-A | 128GB | — | $137.99checked 9h ago | $1.078View at Newegg | ||||
337 | USB-A | 256GB | — | $299.95checked 9h ago | $1.172View at Newegg | ||||
338 | USB-A | 128GB | — | $164.99checked 9h ago | $1.289View at Newegg | ||||
339 | USB-A | 256GB | — | $334.99checked 9h ago | $1.309View at Newegg | ||||
340 | USB-C | 256GB | — | $341.99checked 9h ago | $1.336View at Newegg | ||||
341 | USB-A | 256GB | — | $374.99checked 9h ago | $1.465View at Newegg | ||||
342 | USB-C | 128GB | — | $187.99checked 9h ago | $1.469View at Newegg | ||||
343 | USB-C | 128GB | — | $208.99checked 9h ago | $1.633View at Newegg | ||||
344 | USB-A | 256GB | — | $439.81checked 21h ago | $1.718View at Newegg | ||||
345 | USB-C | 128GB | — | $224.70checked 9h ago | $1.755View at Newegg | ||||
346 | USB-A | 256GB | — | $456.99checked 9h ago | $1.785View at Newegg | ||||
347 | USB-C | 128GB | — | $230.99checked 9h ago | $1.805View at Newegg | ||||
348 | USB-A | 128GB | — | $235.85checked 9h ago | $1.843View at Newegg | ||||
349 | USB-A | 256GB | — | $476.40checked 9h ago | $1.861View at Newegg | ||||
350 | USB-A | 256GB | — | $480.92checked 9h ago | $1.879View at Newegg | ||||
351 | USB-A | 128GB | — | $244.95checked 9h ago | $1.914View at Newegg | ||||
352 | USB-A | 128GB | — | $269.99checked 9h ago | $2.109View at Newegg | ||||
353 | USB-A | 128GB | — | $313.02checked 9h ago | $2.445View at Newegg | ||||
354 | USB-A | 128GB | — | $319.94checked 9h ago | $2.500View at Newegg | ||||
355 | USB-A | 128GB | — | $330.81checked 9h ago | $2.584View at Newegg | ||||
356 | USB-C | 256GB | — | $795.99checked 9h ago | $3.109View at Newegg | ||||
357 | USB-C | 256GB | — | $801.99checked 9h ago | $3.133View at Newegg |
PNY - 128GB DUO LINK USB 3.2 Type-C Dual Flash Drive - Silver
Aiibe 5 Pack 128GB USB Flash Drive USB Drive 128GB Thumb Drive USB 2.0 Memory Stick (5 Mixed Colors: Black Red Yellow White Purple)
PNY 128GB Turbo Attaché 3 USB 3.0 Flash Drive 5-Pack
128GB Flash Drive KOOTION USB Drive Flash Drive 128GB Thumb Drive Jump Drives Memory Stick Keychain Design Pen Drive (5 Pack, Mixed Color)
Kingston 256GB DataTraveler Exodia Onyx USB Flash Drive (Matte Black) (2-Pack)
SanDisk 128GB iXpand Flash Drive Go for Your iPhone and iPad (SDIX60N-128G-GN6NE)
3x SanDisk Cruzer Blade USB Flash Drive - 128GB (Red)
SAMSUNG 256GB BAR Plus (Metal) USB 3.1 Flash Drive, Speed Up to 400MB/s (MUF-256BE4/AM)
Lexar JUMPDRIVE S80 128GB USB 3.1
SANDISK - iXpand Flash Drive Go 128GB USB 3.0 Type-A to Apple Lightning for iPhone & iPad - Black / Silver
Sandisk 128GB USB3.0 SDCZ73-128G-Z46 Flash Drive Read Speed 130MB/S - Pack of 2
Best price for 2*SanDisk 128GB Cruzer Ultra SDCZ48 CZ48 USB 3.0 Flash Pen Thumb Drive
SanDisk 128 GB Cruzer Glide CZ600 USB 3.0 128G USB Flash Drive Memory Stick - Pack of 2
SanDisk Ultra Shift USB 3.2 Gen 1 256GB Flash Drive 3-Pack
PioData iXflash 256GB USB Flash Drive
SAMSUNG 128GB USB Flash Drive
PioData iXflash 128GB USB Flash Drive
SanDisk 128GB Cruzer Glide CZ600 USB 3.0 128G USB Flash Drive Memory Stick - Pack of 2
GIGASTONE 128GB Slim Fit Flash Drive (2 Pack) Z70 USB 3.2 Gen 1, 120MB/s Ultra Fast, Nickel Metal Design, Data Storage, Backup for PC/Mac/TV/Car Audio, USB 2.0/3.0/3.1 Compatible
Axiom 128GB USB 3.0 Flash Drive
SANDISK - 128GB USB Flash Drive for iPhone Lightning and USB Type-C Metallic Sky - Blue
SANDISK - Creator Phone Drive 128GB USB Type C and Lightning connectors - Blue
Lexar 128GB JumpDrive P30 USB 3.2 Gen 1 Flash Drive, Up to 400MB/s Read and Write (LJDP030128G-RNQNG)
Aiibe 128GB USB 3.1 Flash Drive 5 Pack Thumb Drive 128GB USB Drive Retractable Jump Drives Upgraded 150MB/s Memory Stick Multipack (Cyan, Green, Purple, Red, Yellow)
256GB Transcend JetFlash 780 Ultra-fast USB3.0 Flash Drive (up to 210MB/sec)
5 Unit SanDisk Ultra Shift USB 3.2 Gen 1 Flash Drive - 256GB
Amaryllo Artemis 2-in-1 200GB Cloud Storage + 32GB USB 2.0 Flash Drive with Auto Backup (USB Stick, Thumb Drive, Memory Stick)
Raspberry Pi Official 128GB USB 3.0 Flash Drive for Raspberry Pi Boards, USB 2.0/3.0 Compatible, U1/U2 Low Power Mode
Kingston IronKey Vault Privacy 50 256GB Encrypted USB Thumbdrive IKVP50/256GB
5x SanDisk Cruzer Blade USB Flash Drive - 128GB (Red)
Aiibe 10 Pack 128GB Flash Drive USB Drive Thumb Drives USB 2.0 Memory Stick Jump Drives 128GB USB Flash Drive Bulk (10 Mixed Colors: Black Blue Red Green Orange White Yellow Pink Purple Silver)
Kingston Ironkey Vault Privacy 50 USB-C 256GB AES 256 Encrypted Flash Drive
SanDisk Ultra Shift USB 3.2 Gen 1 256GB Flash Drive 5-Pack
PQI iConnect Mini [Apple MFi] 128GB Mobile Flash Drive w/ Lightning Connector for iPhones / iPads / iPod / Mac & PC USB 3.0 (Rose Gold) Model
Apricorn Aegis Secure Key 240GB FIPS 140-2 Level 3 Validated USB 3.0 Flash Drive with PIN Access 256bit AES Encryption
PQI iConnect Mini [Apple MFi] 128GB Mobile Flash Drive w/ Lightning Connector for iPhones / iPads / iPod / Mac & PC USB 3.0 (Iron Gray) Model
Kingston 256GB DataTraveler Exodia Onyx USB Flash Drive (Matte Black) (5-Pack)
8x SanDisk Cruzer Blade USB Flash Drive - 128GB (Red)
IronKey D500S 256GB USB 3.2 Gen 1 Type A Flash Drive IKD500S256GB
Apricorn Aegis Secure Key 3NXC 256GB USB 3.2 Type C Flash Drive
10 Unit SanDisk Ultra Shift USB 3.2 Gen 1 Flash Drive - 256GB
Kingston Ironkey Vault Privacy 50 USB-C 128GB AES 256 Encrypted Flash Drive
apricorn 128gb aegis secure key 3 nxc 256-bit hardware-encrypted usb 3.2 type c flash drive, fips 140-3 level 3 validation pending (ask3-nxc-128gb)
DataLocker Sentry 5 256GB USB 3.2 Gen 1 Type A Flash Drive S5256FEM
apricorn 128gb aegis secure key 3 nxc 256-bit hardware-encrypted usb 3.2 type c flash drive, fips 140-3 level 3 validation pending (ask3-nxc-128gb)
SanDisk Ultra Shift USB 3.2 Gen 1 256GB Flash Drive 10-Pack
KINGSTON IronKey Keypad 200 128GB USB 3.2 (Gen 1) Type C Flash Drive - IKKP200C/128GB
Kingston Ironkey Keypad 200 128GB Encrypted USB
Kanguru - KDF3000-256G - Kanguru 256GB Defender 3000 Flash Drive - 256 GB - 3 Year Warranty - TAA Compliant
DataLocker Sentry 5 256GB USB 3.2 (Gen 1) Type A Flash Drive - 256 GB - USB 3.2 (Gen 1) Type A - 240 MB/s Read Speed - 170 MB/s Write Speed
iStorage datAshur PRO 128GB Secure flash drive - FIPS 140-2 Level 3 Certified - Password protected, dust and water resistant, portable, military
Kingston IronKey D500S 128GB USB 3.2 Gen 1 Type A Flash Drive IKD500S128GB
DataLocker Sentry 5 128GB USB 3.2 Gen 1 Type A Flash Drive S5128FEM
Kanguru Defender Elite 128GB Flash Drive
DataLocker Sentry 5 128GB USB 3.2 Gen 1 Type A Flash Drive S5128FEM
Apricorn Aegis Secure Key 3NXC 256GB USB 3.2 Type C Flash Drive - 512 GB - USB 3.2 Type C - 625 MB/s Write Speed - Black - 256-bit AES-XTS - TAA
Apricorn Aegis Secure Key 3NXC 256GB USB 3.2 Type C Flash Drive - 512 GB - USB 3.2 Type C - 625 MB/s Write Speed - Black - 256-bit AES-XTS - TAA
PNY - 128GB DUO LINK USB 3.2 Type-C Dual Flash Drive - Silver
Capacity
128 GB
Price
$59.99
$/GB
$0.469
Aiibe 5 Pack 128GB USB Flash Drive USB Drive 128GB Thumb Drive USB 2.0 Memory Stick (5 Mixed Colors: Black Red Yellow White Purple)
Capacity
128 GB
Price
$59.99
$/GB
$0.469
PNY 128GB Turbo Attaché 3 USB 3.0 Flash Drive 5-Pack
Capacity
128 GB
Price
$59.99
$/GB
$0.469
128GB Flash Drive KOOTION USB Drive Flash Drive 128GB Thumb Drive Jump Drives Memory Stick Keychain Design Pen Drive (5 Pack, Mixed Color)
Capacity
128 GB
Price
$59.99
$/GB
$0.469
Kingston 256GB DataTraveler Exodia Onyx USB Flash Drive (Matte Black) (2-Pack)
Capacity
256GB
Price
$119.99
$/GB
$0.469
SanDisk 128GB iXpand Flash Drive Go for Your iPhone and iPad (SDIX60N-128G-GN6NE)
Capacity
128GB
Price
$62.35
$/GB
$0.487
3x SanDisk Cruzer Blade USB Flash Drive - 128GB (Red)
Capacity
128GB
Price
$63.99
$/GB
$0.500
SAMSUNG 256GB BAR Plus (Metal) USB 3.1 Flash Drive, Speed Up to 400MB/s (MUF-256BE4/AM)
Capacity
256GB
Price
$128.41
$/GB
$0.502
Lexar JUMPDRIVE S80 128GB USB 3.1
Capacity
128GB
Price
$65.99
$/GB
$0.516
SANDISK - iXpand Flash Drive Go 128GB USB 3.0 Type-A to Apple Lightning for iPhone & iPad - Black / Silver
Capacity
128 GB
Price
$68.99
$/GB
$0.539
Sandisk 128GB USB3.0 SDCZ73-128G-Z46 Flash Drive Read Speed 130MB/S - Pack of 2
Capacity
128GB
Price
$69.99
$/GB
$0.547
Best price for 2*SanDisk 128GB Cruzer Ultra SDCZ48 CZ48 USB 3.0 Flash Pen Thumb Drive
Capacity
128GB
Price
$69.99
$/GB
$0.547
SanDisk 128 GB Cruzer Glide CZ600 USB 3.0 128G USB Flash Drive Memory Stick - Pack of 2
Capacity
128GB
Price
$69.99
$/GB
$0.547
SanDisk Ultra Shift USB 3.2 Gen 1 256GB Flash Drive 3-Pack
Capacity
256GB
Price
$139.99
$/GB
$0.547
PioData iXflash 256GB USB Flash Drive
Capacity
256GB
Price
$143.99
$/GB
$0.562
SAMSUNG 128GB USB Flash Drive
Capacity
128GB
Price
$72.09
$/GB
$0.563
PioData iXflash 128GB USB Flash Drive
Capacity
128GB
Price
$77.99
$/GB
$0.609
SanDisk 128GB Cruzer Glide CZ600 USB 3.0 128G USB Flash Drive Memory Stick - Pack of 2
Capacity
128GB
Price
$78.95
$/GB
$0.617
GIGASTONE 128GB Slim Fit Flash Drive (2 Pack) Z70 USB 3.2 Gen 1, 120MB/s Ultra Fast, Nickel Metal Design, Data Storage, Backup for PC/Mac/TV/Car Audio, USB 2.0/3.0/3.1 Compatible
Capacity
128 GB
Price
$79.99
$/GB
$0.625
Axiom 128GB USB 3.0 Flash Drive
Capacity
128GB
Price
$80.00
$/GB
$0.625
SANDISK - 128GB USB Flash Drive for iPhone Lightning and USB Type-C Metallic Sky - Blue
Capacity
128 GB
Price
$81.99
$/GB
$0.641
SANDISK - Creator Phone Drive 128GB USB Type C and Lightning connectors - Blue
Capacity
128 GB
Price
$81.99
$/GB
$0.641
Lexar 128GB JumpDrive P30 USB 3.2 Gen 1 Flash Drive, Up to 400MB/s Read and Write (LJDP030128G-RNQNG)
Capacity
128GB
Price
$89.99
$/GB
$0.703
Aiibe 128GB USB 3.1 Flash Drive 5 Pack Thumb Drive 128GB USB Drive Retractable Jump Drives Upgraded 150MB/s Memory Stick Multipack (Cyan, Green, Purple, Red, Yellow)
Capacity
128 GB
Price
$91.19
$/GB
$0.712
256GB Transcend JetFlash 780 Ultra-fast USB3.0 Flash Drive (up to 210MB/sec)
Capacity
256GB
Price
$184.85
$/GB
$0.722
5 Unit SanDisk Ultra Shift USB 3.2 Gen 1 Flash Drive - 256GB
Capacity
256GB
Price
$189.99
$/GB
$0.742
Amaryllo Artemis 2-in-1 200GB Cloud Storage + 32GB USB 2.0 Flash Drive with Auto Backup (USB Stick, Thumb Drive, Memory Stick)
Capacity
200GB
Price
$149.99
$/GB
$0.750
Raspberry Pi Official 128GB USB 3.0 Flash Drive for Raspberry Pi Boards, USB 2.0/3.0 Compatible, U1/U2 Low Power Mode
Capacity
128GB
Price
$96.38
$/GB
$0.753
Kingston IronKey Vault Privacy 50 256GB Encrypted USB Thumbdrive IKVP50/256GB
Capacity
256GB
Price
$199.50
$/GB
$0.779
5x SanDisk Cruzer Blade USB Flash Drive - 128GB (Red)
Capacity
128GB
Price
$105.99
$/GB
$0.828
Aiibe 10 Pack 128GB Flash Drive USB Drive Thumb Drives USB 2.0 Memory Stick Jump Drives 128GB USB Flash Drive Bulk (10 Mixed Colors: Black Blue Red Green Orange White Yellow Pink Purple Silver)
Capacity
128 GB
Price
$110.19
$/GB
$0.861
Kingston Ironkey Vault Privacy 50 USB-C 256GB AES 256 Encrypted Flash Drive
Capacity
256GB
Price
$230.99
$/GB
$0.902
SanDisk Ultra Shift USB 3.2 Gen 1 256GB Flash Drive 5-Pack
Capacity
256GB
Price
$230.99
$/GB
$0.902
PQI iConnect Mini [Apple MFi] 128GB Mobile Flash Drive w/ Lightning Connector for iPhones / iPads / iPod / Mac & PC USB 3.0 (Rose Gold) Model
Capacity
128GB
Price
$132.99
$/GB
$1.039
Apricorn Aegis Secure Key 240GB FIPS 140-2 Level 3 Validated USB 3.0 Flash Drive with PIN Access 256bit AES Encryption
Capacity
240GB
Price
$250.99
$/GB
$1.046
PQI iConnect Mini [Apple MFi] 128GB Mobile Flash Drive w/ Lightning Connector for iPhones / iPads / iPod / Mac & PC USB 3.0 (Iron Gray) Model
Capacity
128GB
Price
$137.99
$/GB
$1.078
Kingston 256GB DataTraveler Exodia Onyx USB Flash Drive (Matte Black) (5-Pack)
Capacity
256GB
Price
$299.95
$/GB
$1.172
8x SanDisk Cruzer Blade USB Flash Drive - 128GB (Red)
Capacity
128GB
Price
$164.99
$/GB
$1.289
IronKey D500S 256GB USB 3.2 Gen 1 Type A Flash Drive IKD500S256GB
Capacity
256GB
Price
$334.99
$/GB
$1.309
Apricorn Aegis Secure Key 3NXC 256GB USB 3.2 Type C Flash Drive
Capacity
256GB
Price
$341.99
$/GB
$1.336
10 Unit SanDisk Ultra Shift USB 3.2 Gen 1 Flash Drive - 256GB
Capacity
256GB
Price
$374.99
$/GB
$1.465
Kingston Ironkey Vault Privacy 50 USB-C 128GB AES 256 Encrypted Flash Drive
Capacity
128GB
Price
$187.99
$/GB
$1.469
apricorn 128gb aegis secure key 3 nxc 256-bit hardware-encrypted usb 3.2 type c flash drive, fips 140-3 level 3 validation pending (ask3-nxc-128gb)
Capacity
128GB
Price
$208.99
$/GB
$1.633
DataLocker Sentry 5 256GB USB 3.2 Gen 1 Type A Flash Drive S5256FEM
Capacity
256GB
Price
$439.81
$/GB
$1.718
apricorn 128gb aegis secure key 3 nxc 256-bit hardware-encrypted usb 3.2 type c flash drive, fips 140-3 level 3 validation pending (ask3-nxc-128gb)
Capacity
128GB
Price
$224.70
$/GB
$1.755
SanDisk Ultra Shift USB 3.2 Gen 1 256GB Flash Drive 10-Pack
Capacity
256GB
Price
$456.99
$/GB
$1.785
KINGSTON IronKey Keypad 200 128GB USB 3.2 (Gen 1) Type C Flash Drive - IKKP200C/128GB
Capacity
128GB
Price
$230.99
$/GB
$1.805
Kingston Ironkey Keypad 200 128GB Encrypted USB
Capacity
128GB
Price
$235.85
$/GB
$1.843
Kanguru - KDF3000-256G - Kanguru 256GB Defender 3000 Flash Drive - 256 GB - 3 Year Warranty - TAA Compliant
Capacity
256GB
Price
$476.40
$/GB
$1.861
DataLocker Sentry 5 256GB USB 3.2 (Gen 1) Type A Flash Drive - 256 GB - USB 3.2 (Gen 1) Type A - 240 MB/s Read Speed - 170 MB/s Write Speed
Capacity
256GB
Price
$480.92
$/GB
$1.879
iStorage datAshur PRO 128GB Secure flash drive - FIPS 140-2 Level 3 Certified - Password protected, dust and water resistant, portable, military
Capacity
128GB
Price
$244.95
$/GB
$1.914
Kingston IronKey D500S 128GB USB 3.2 Gen 1 Type A Flash Drive IKD500S128GB
Capacity
128GB
Price
$269.99
$/GB
$2.109
DataLocker Sentry 5 128GB USB 3.2 Gen 1 Type A Flash Drive S5128FEM
Capacity
128GB
Price
$313.02
$/GB
$2.445
Kanguru Defender Elite 128GB Flash Drive
Capacity
128GB
Price
$319.94
$/GB
$2.500
DataLocker Sentry 5 128GB USB 3.2 Gen 1 Type A Flash Drive S5128FEM
Capacity
128GB
Price
$330.81
$/GB
$2.584
Apricorn Aegis Secure Key 3NXC 256GB USB 3.2 Type C Flash Drive - 512 GB - USB 3.2 Type C - 625 MB/s Write Speed - Black - 256-bit AES-XTS - TAA
Capacity
256GB
Price
$795.99
$/GB
$3.109
Apricorn Aegis Secure Key 3NXC 256GB USB 3.2 Type C Flash Drive - 512 GB - USB 3.2 Type C - 625 MB/s Write Speed - Black - 256-bit AES-XTS - TAA
Capacity
256GB
Price
$801.99
$/GB
$3.133
Find the Cheapest USB Drives Per GB in 2026
Looking for the best USB drive deals? BuyPerUnit compares 861+ USB flash drives ranked by price per gigabyte — so you can find the most storage for your money.
Right now, the cheapest USB storage starts at just $0.000/GB, while the average across all drives is $1.121/GB. Whether you need portable storage for work files, backups, or transferring data, we help you find the best value.
USB Drive Buying Guide: Get the Best Value
1. USB 3.0 is the Sweet Spot
USB 3.0/3.1 drives are 10x faster than USB 2.0 with minimal price premium. USB 2.0 is too slow for modern use. USB 3.2/4.0 adds cost without much benefit for most users.
2. Bigger = Better Value
A 128GB drive at $15 ($0.12/GB) beats a 32GB drive at $8 ($0.25/GB) in value. Buy the largest capacity you can afford for better $/GB.
3. USB-A vs USB-C
USB-A works with more devices today. USB-C is faster and future-proof. Dual-connector drives work with both but cost more per GB.
4. Brand Matters
Stick with SanDisk, Samsung, Kingston, or PNY. Avoid unknown brands with prices that seem too good — they often have fake capacity or fail quickly.
USB-A vs USB-C: Which Should You Buy?
| Type | Typical $/GB | Speed | Best For |
|---|---|---|---|
| USB-A 3.0 | $0.08-0.15 | 100-150 MB/s | Universal compatibility, budget builds |
| USB-C 3.1 | $0.10-0.20 | 150-400 MB/s | New laptops, MacBooks, phones |
| Dual (A+C) | $0.12-0.25 | 100-300 MB/s | Maximum flexibility across devices |
Frequently Asked Questions About USB Drives
What's the cheapest USB drive per GB right now?
Is USB 3.0 worth it over USB 2.0?
How long do USB drives last?
What size USB drive should I buy?
How We Find the Cheapest USB Drives
BuyPerUnit calculates the price per gigabyte for every USB flash drive by dividing the current price by the storage capacity. This gives you the true cost of storage, making it easy to compare products of different sizes.
Products are ranked from best value (lowest $/GB) to worst. We update prices regularly from Amazon to ensure you always see current deals. Click any product to view the latest price and purchase directly.
BuyPerUnit is an affiliate site. We earn a commission when you purchase through our links at no extra cost to you.
Shop USB Flash Drives by Brand
Shop USB Flash Drives by Capacity
Related guides
Supertank refill bottles are the cheapest printer ink per page we track. See the top listings and the math for estimating real photo page costs at home.
Wholesale NAND flash contract prices are surging in 2026. See the live retail price-per-GB floor and where TrendForce projects it heading next.
Find the best external SSD for iPhone 16 backup. Learn to calculate $/GB against the market floor and avoid overpaying for ProRes storage.