SD Cards

Ranked by price per gigabyte

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401

PNY 128GB Elite-X Class 10 U3 V30 SDXC Flash Memory Card - 100MB/s, 4K UHD, HD, UHS-I, Full Size SD (Pack of 2)

PNYAmazonSD Card

Capacity

128 GB

Price

$72.99

$/GB

$0.570

402

transcend 16gb sdhc class 10 uhs-1 flash memory card up to 60mb/s (ts16gsdu1)

TranscendNeweggSD Card

Capacity

16GB

Price

$9.19

$/GB

$0.574

403

SanDisk 32GB Ultra® microSDHC 120MB/s A1 Class 10 UHS-I

SanDiskAmazonmicroSD

Capacity

32 GB

Price

$18.65

$/GB

$0.583

404

SANDISK - Extreme Pro 128GB SDXC UHS-I National Parks

SanDiskBest BuymicroSD
5.0(118)
250 / 120MB/s

Capacity

128 GB

Price

$74.99

$/GB

$0.586

405

PATRIOT LX SERIES UHS-I PERFORMANCE MICRO SDHC C10 128GB 5 PACK

PatriotNeweggmicroSD

Capacity

128GB

Price

$74.99

$/GB

$0.586

406

SABRENT Rocket V60 256GB SD UHS-II Memory Card R270MB/s W170MB/s (SD-TL60-256GB)

SabrentNeweggSD Card

Capacity

256GB

Price

$149.99

$/GB

$0.586

407

THINKWARE TWA-SMU256TLC UHS-I 256 GB Micro SD Card

THINKWARENeweggmicroSD

Capacity

256GB

Price

$149.99

$/GB

$0.586

408

Lexar GOLD Series Professional 1800x 512GB UHS-II SDXC Memory Card

LexarNeweggSD Card

Capacity

512GB

Price

$299.99

$/GB

$0.586

409

SanDisk MicroSD Express 880MB/s Flash Memory Card 128GB

SanDiskNeweggmicroSD

Capacity

128GB

Price

$75.15

$/GB

$0.587

410

Insta360 128GB UHS-I V30 microSDXC Memory Card

Insta360NeweggmicroSD

Capacity

128GB

Price

$75.46

$/GB

$0.590

411

3x SanDisk Ultra 256GB UHS-I 100MB/s Class 10 SDXC Memory Card

SanDiskNeweggSD Card

Capacity

256GB

Price

$150.99

$/GB

$0.590

412

32GB UHS-I U1 MICROSD W/ADAPTER

32GBNeweggmicroSD

Capacity

32GB

Price

$18.97

$/GB

$0.593

413

Silicon Power 32GB microSD Memory Card SDHC Class 10 w/ SD adapter Model SP032GBSTH010V10SP

Silicon PowerNeweggmicroSD

Capacity

32GB

Price

$18.99

$/GB

$0.593

414

MP3 Player with Bluetooth and Sports Clip Earbuds Included, Expandable to 128GB Bluetooth Music Player, HD Color Screen, 34 Hours Battery Life...

MP3NeweggSD Card

Capacity

128GB

Price

$76.00

$/GB

$0.594

415

KingSpec MIXAGE High Speed 256GB C10 UHS-II U3 V90 A1 SD Memory Card Read/Write Speed Up to 280/269MB/s For 4K/8K Video Recording 256GB

KingSpecNeweggSD Card

Capacity

256GB

Price

$153.99

$/GB

$0.602

416

SanDisk 64GB X2 (128GB) MicroSDXC Ultra Uhs-1 Memory Card

SanDiskAmazonmicroSD

Capacity

64 GB

Price

$38.99

$/GB

$0.609

417

SanDisk SDSQUNR-032G-GN3MN CVL 32GB 8pin microSDHC r100MB/s C10 UHS-I SanDisk Ultra microSDHC Memory Card w/out Adapter Retail

SanDiskNeweggmicroSD

Capacity

32GB

Price

$19.75

$/GB

$0.617

418

New SanDisk 32GB SD SDHC Class 4 Flash Memory Card 32 G SDSDB-032G-B35 ?? NEW

SanDiskNeweggSD Card

Capacity

32GB

Price

$19.75

$/GB

$0.617

419

Sandisk SDSDXXY-064G-ANCIN Extreme Pro Sdxc Memory Card 64gb Uhs-i Up To 170mb/s

SanDiskNeweggSD Card

Capacity

64GB

Price

$39.50

$/GB

$0.617

420

SanDisk 32GB microSD Ultra 80MB/s C10 microSDHC SD SDHC 32G SDSQUNS-032G *sliver

SanDiskNeweggmicroSD

Capacity

32GB

Price

$19.75

$/GB

$0.617

421

SanDisk 32GB microSDHC micro SD Ultra 80MB/s C10 32G microSD SDSQUNS-032G sliver

SanDiskNeweggmicroSD

Capacity

32GB

Price

$19.75

$/GB

$0.617

422

SanDisk 64GB Extreme SDXC UHS-I/U3 Class 10 Memory Card, Speed Up to 90MB/s (SDSDXVE-064G-GNCIN)

SanDiskNeweggSD Card

Capacity

64GB

Price

$39.75

$/GB

$0.621

423

SanDisk 64GB microSD Extreme Pro 170MB/s A2 4K UHS-I U3 64G micro SD microSDXC

SanDiskNeweggmicroSD

Capacity

64GB

Price

$39.75

$/GB

$0.621

424

SanDisk 64GB Extreme Pro SDXC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 170MB/s (SDSDXXY-064G-GN4IN)

SanDiskNeweggSD Card

Capacity

64GB

Price

$39.75

$/GB

$0.621

425

Transcend TS32GUSD300S 32GB UHS-I U1 MicroSD Memory Card

TranscendNeweggmicroSD

Capacity

32GB

Price

$19.90

$/GB

$0.622

426

SanDisk 64GB Extreme PRO UHS-I SDXC Memory Card SDSDXXY-064G-ANCIN

SanDiskNeweggSD Card

Capacity

64GB

Price

$39.80

$/GB

$0.622

427

SanDisk 32GB Class 4 SDHC Flash Memory Card - Retail Package

SanDiskNeweggSD Card

Capacity

32GB

Price

$19.95

$/GB

$0.623

428

SanDisk 32GB Mobile Ultra microSDHC Class 10 UHS-1 30MB/s Memory Card with SD Adapter Model SDSDQUA-032G-U46A

SanDiskNeweggmicroSD

Capacity

32GB

Price

$19.95

$/GB

$0.623

429

Silicon Power 32GB 3D NAND High Speed MicroSD Card with Adapter

SP Silicon PowerAmazonmicroSD

Capacity

32 GB

Price

$19.97

$/GB

$0.624

430

SanDisk 64GB Extreme SDXC UHS-I U3 Memory Card, Up to 150MB/s Read Speed

SanDiskNeweggSD Card

Capacity

64GB

Price

$39.95

$/GB

$0.624

431

Unirex MSU165 16GB MicroSD Card

UnirexNeweggmicroSD

Capacity

16GB

Price

$9.99

$/GB

$0.624

432

Unirex 16Gb Microsd Card With Sd Adapter, Msu165

UnirexNeweggmicroSD

Capacity

16GB

Price

$9.99

$/GB

$0.624

433

Sony 128GB SF-M Tough Series UHS-II SDXC Memory Card

SonyNeweggSD Card

Capacity

128GB

Price

$79.95

$/GB

$0.625

434

SPYPOINT 32GB Micro SD Memory Card Trail for Cameras | Adapter Media Storage for Trail and Game Cameras Designed | Used in Hunting and Trail Cams (Class 10 Speed)

SPYPOINTAmazonmicroSD

Capacity

32 GB

Price

$19.99

$/GB

$0.625

435

KOOTION 32GB Micro SD Card 2-Pack Class 10 Micro SDHC Card UHS-I Memory Card, High Speed TF Card, C10, U1, 32 GB

KOOTIONAmazon2yrmicroSD

Capacity

32 GB

Price

$19.99

$/GB

$0.625

436

Emtec SD 32GB UHS-I U1 V10 Rugged Outdoor Series Designed for Use with Trail and Hunting Cameras

EmtecNeweggSD Card

Capacity

32GB

Price

$19.99

$/GB

$0.625

437

Koah Roebling Street Camera System Gadget Bag, Cleaning Kit and 64GB SD Card

KoahNeweggSD Card

Capacity

64GB

Price

$39.99

$/GB

$0.625

438

Angelbird AV PRO SD Card MK2 - V60-64 GB - SDXC UHS-II - SD Card - for 4K - Photo and Video

AngelbirdNeweggSD Card

Capacity

64GB

Price

$39.99

$/GB

$0.625

439

SanDisk 64GB Extreme microSDXC UHS-I/U3 Class 10 Memory Card with Adapter, Speed Up to 90MB/s (SDSQXVF-064G-GN6MA)

SanDiskNeweggmicroSD

Capacity

64GB

Price

$39.99

$/GB

$0.625

440

Team Group 256GB Expert SD Card UHS-II / U3 / V90 Read/Write Speed Up to 300/260MB/s (TTCSDX256GIIV9001)

TeamGroupNeweggSD Card

Capacity

256GB

Price

$160.99

$/GB

$0.629

441

SanDisk 1TB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-1T00-GN4IN

SanDiskNeweggSD Card

Capacity

1TB

Price

$634.15

$/GB

$0.634

442

128GB Transcend 500S SDXC UHS-I U3 V30 SD Memory Card CL10 95MB/sec MLC Flash

TranscendNeweggSD Card

Capacity

128GB

Price

$81.70

$/GB

$0.638

443

SanDisk 32GB Ultra SDHC UHS-I / Class 10 Memory Card, Speed Up to 120MB/s (SDSDUN4-032G-GN6IN)

SanDiskNeweggSD Card

Capacity

32GB

Price

$20.45

$/GB

$0.639

444

iStorage microSD Card 128GB. Encrypt data stored on iStorage microSD Cards using datAshur SD USB flash drive. Compatible with datAshur SD drives...

iStorageNeweggmicroSD

Capacity

128GB

Price

$81.95

$/GB

$0.640

445

SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 512GB

SanDiskNeweggSD Card

Capacity

512GB

Price

$329.99

$/GB

$0.645

446

3 Packs SanDisk 128GB Ultra UHS-I microSDHC Memory Card with SD Adapter

SanDiskNeweggmicroSD

Capacity

128GB

Price

$82.99

$/GB

$0.648

447

SanDisk Kit of Qty 1 x SanDisk Ultra 32GB microSDHC SDSQUNR-032G-GN3MN with Case

SanDiskNeweggmicroSD

Capacity

32GB

Price

$20.75

$/GB

$0.648

448

Kodak 32GB Class 10 UHS-I U1 SDHC Memory Card

KodakNeweggSD Card

Capacity

32GB

Price

$20.98

$/GB

$0.656

449

Lexar Gold Series Professional 1800x 256GB UHS-II U3 SDXC Memory Card

LexarNeweggSD Card

Capacity

256GB

Price

$169.99

$/GB

$0.664

450

Gigaram MSDHC-8GB-10-JI CVQ 8GB 8p MSDHC r16MB/s w12MB/s Class 10 Micro Secure Digital High Capacity Card Bulk

GigaramNeweggmicroSD

Capacity

8GB

Price

$5.35

$/GB

$0.669

451

Patriot LX Series Micro SD Flash Memory card 64gB - 5 Pack

PatriotNeweggmicroSD

Capacity

64GB

Price

$42.99

$/GB

$0.672

452

SanDisk 32GB Micro SD SDHC MicroSD TF Class 10 32G 32 GB Mobile Ultra 80MB/s

SanDiskNeweggmicroSD

Capacity

32GB

Price

$21.50

$/GB

$0.672

453

Lexar ARMOR GOLD 1TB UHS-II V60 SDXC Memory Card

LexarNeweggSD Card

Capacity

1TB

Price

$674.99

$/GB

$0.675

454

SanDisk SDSDUNS-016G-GN3IN CRA 16GB 9p SDHC r80mb/s Class 10 UHS-I SanDisk Ultra Secure Digital High Capacity Card Retail

SanDiskNeweggSD Card

Capacity

16GB

Price

$10.85

$/GB

$0.678

455

SanDisk Ultra 32GB Class 10 UHS-I SDXC Memory Card Speed up to 100MB/s HD Video (SDSDUNR-032G-GN3IN)

SanDiskNeweggSD Card

Capacity

32GB

Price

$21.80

$/GB

$0.681

456

Lexar Micro SD Professional GOLD UHS-II Flash Memory Card 128GB

LexarNeweggmicroSD

Capacity

128GB

Price

$87.79

$/GB

$0.686

457

SanDisk Ultra - Flash memory card (microSDXC to SD adapter included) - 32 GB - UHS-I / Class10 - microSDHC UHS-I

SanDiskNeweggmicroSD

Capacity

32GB

Price

$21.95

$/GB

$0.686

458

Lexar 8GB Mobile micro SDHC Class 6 Multi-Use Memory Card

LexarNeweggmicroSD

Capacity

8GB

Price

$5.50

$/GB

$0.688

459

Sony 480GB CFexpress Type A Tough Memory Card - 1800MB/s Read, 1700MB/s Write, VPG400 Certified

SonyNeweggSD Card

Capacity

480GB

Price

$332.99

$/GB

$0.694

460

SanDisk Kit of Qty 1 x SanDisk Ultra 32GB SDHC SDSDUN4-032G-GN6IN with Case

SanDiskNeweggSD Card

Capacity

32GB

Price

$22.25

$/GB

$0.695

461

ADATA 32GB Premier microSDHC UHS-I / Class 10 Memory Card with SD Adapter, Speed Up to 50MB/s (AUSDH32GUICL10-RA1)

ADATANeweggmicroSD

Capacity

32GB

Price

$22.29

$/GB

$0.697

462

SanDisk SDXC Extreme PRO 280MB/s UHS-II Flash Memory Card 1TB

SanDiskNeweggSD Card

Capacity

1TB

Price

$699.00

$/GB

$0.699

463

5 Pack TF Card 64GB with Adapter, High Speed Memory Card, UHS-I C10 A1 Memory TF Card for Tablet/Mobile Phone/Camera/Car Audio/Game Console (TF162 64GB-5 Pack)

BliksemAmazon3yrmicroSD

Capacity

64 GB

Price

$44.99

$/GB

$0.703

464

SanDisk 256GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-256G-GN4IN

SanDiskAmazonSD Card

Capacity

256 GB

Price

$179.99

$/GB

$0.703

465

SanDisk Ultra 32GB Micro SD Card 120MB/s with Adapter, SDHC Class 10 UHS-I Memory Card - SDSQUNC-032G-ZN3MN

SanDiskNeweggmicroSD

Capacity

32GB

Price

$22.50

$/GB

$0.703

466

SanDisk micro SD Card class 10 memory card 32GB A1 98MB/S micro sd 32G microsd tf card

SanDiskNeweggmicroSD

Capacity

32GB

Price

$22.50

$/GB

$0.703

467

SAMSUNG PRO Ultimate microSD Memory Card + Adapter, 128GB microSDXC, Up to 200 MB/s, 4K UHD, UHS-I, Class 10, U3,V30, A2 for Action Cam, Drone,...

SamsungNeweggmicroSD

Capacity

128GB

Price

$90.38

$/GB

$0.706

468

SanDisk Creator Series 128GB UHS-I microSDXC Memory Card with SD Adapter

SanDiskNeweggmicroSD

Capacity

128GB

Price

$90.38

$/GB

$0.706

469

SanDisk SDSQUA4-032G-GN6MN CVL 32GB 8pin microSDHC r120MB/s C10 U1 A1 UHS-I SanDisk Ultra microSDHC Memory Card w/out Adapter Retail

SanDiskNeweggmicroSD

Capacity

32GB

Price

$22.75

$/GB

$0.711

470

Team 32GB microSDHC UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (TUSDH32GCL10U03)

TeamGroupNeweggmicroSD

Capacity

32GB

Price

$22.83

$/GB

$0.713

471

Transcend 256GB 300S UHS-I microSDXC Memory Card with SD Adapter- x3

TranscendNeweggmicroSD

Capacity

256GB

Price

$182.99

$/GB

$0.715

472

INLAND Micro Center 32GB Class 10 MicroSDHC Flash Memory Card with Adapter for Mobile Device Storage Phone, Tablet, Drone & Full HD Video Recording - 80MB/s UHS-I, C10, U1 (2 Pack)

INLANDAmazonmicroSD

Capacity

32 GB

Price

$22.98

$/GB

$0.718

473

Sandisk Ultra 128GB SDXC UHS-I Class 10 Memory Card - 3 Pack

SanDiskNeweggSD Card

Capacity

128GB

Price

$91.99

$/GB

$0.719

474

KingSpec MIXAGE High Speed 128GB C10 UHS-II U3 V90 A1 SD Memory Card Read/Write Speed Up to 280/269MB/s For 4K/8K Video Recording 128GB

KingSpecNeweggSD Card

Capacity

128GB

Price

$91.99

$/GB

$0.719

475

Lexar Micro SD Professional SILVER PLUS Flash Memory Card 64GB

LexarNeweggmicroSD

Capacity

64GB

Price

$46.16

$/GB

$0.721

476

Delkin SD266-64GB-B CVK 64GB 9p SDXC r40MB/s w20MB/s Class 10 UHS-I U1 Secure Digital Extended Capacity Card Bulk

DelkinNeweggSD Card

Capacity

64GB

Price

$46.35

$/GB

$0.724

477

KEXIN 3 Pack 32GB Micro SD Card Memory Card MicroSDHC UHS-I Memory Cards Class 10 High Speed Card, C10, U1, 32 GB 3 Pack

KEXINAmazon2yrmicroSD

Capacity

32 GB

Price

$23.59

$/GB

$0.737

478

SanDisk 512GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-512G-GN4IN

SanDiskNeweggSD Card

Capacity

512GB

Price

$382.53

$/GB

$0.747

479

ADATA 16GB Premier microSDHC UHS-I / Class 10 Memory Card with SD Adapter, Speed Up to 50MB/s (AUSDH16GUICL10-RA1)

ADATANeweggmicroSD

Capacity

16GB

Price

$11.99

$/GB

$0.749

480

TRANSCEND TS32GSDC300S 32GB UHS-I U1 SD CARD

TranscendNeweggSD Card

Capacity

32GB

Price

$23.99

$/GB

$0.750

481

[Gigastone] 64GB Micro SD Card, 4K UHD Video, Surveillance Security Cam Action Camera Drone Professional, 90MB/s Micro SDXC UHS-I A1 Class 10, with...

NeweggmicroSD

Capacity

64GB

Price

$47.98

$/GB

$0.750

482

Transcend TS64GSDC500S 64GB UHS-I U3 SD Memory Card MLC

TranscendNeweggSD Card

Capacity

64GB

Price

$47.99

$/GB

$0.750

483

GIGASTONE 64GB SD Card V30 SDXC Memory Card High Speed 4K Ultra HD UHD Video Compatible with Canon Nikon Sony Pentax Kodak Olympus Panasonic...

GigastoneNeweggSD Card

Capacity

64GB

Price

$47.99

$/GB

$0.750

484

Sony - CEA-G480T

SonyBest Buy5yrmicroSD
5.0(2)
1,800 / 1,700MB/s

Capacity

480 GB

Price

$359.99

$/GB

$0.750

485

Transcend 256GB 300S UHS-I SDXC Memory Card- x3

TranscendNeweggSD Card

Capacity

256GB

Price

$196.99

$/GB

$0.769

486

Lexar Professional ARMOR GOLD 512GB UHS-II V60 SDXC Memory Card

LexarNeweggSD Card

Capacity

512GB

Price

$394.99

$/GB

$0.771

487

SanDisk 64GB Micro SD SDXC MicroSD TF Class 10 64G 64 GB Mobile Ultra 80MB/s - Pack of 2

SanDiskNeweggmicroSD

Capacity

64GB

Price

$49.50

$/GB

$0.773

488

SanDisk 32GB SDHC Memory Card Class 4 (SDSDB-032G-B35)

SanDiskNeweggSD Card

Capacity

32GB

Price

$24.75

$/GB

$0.773

489

Delkin DDSD16332G-BT CRC 32GB 9p SDHC r24MB/s w17MB/s 163x Class 10 UHS-I U1 Secure Digital High Capacity Card with Delkin Label Bulk

DelkinNeweggSD Card

Capacity

32GB

Price

$24.85

$/GB

$0.777

490

Delkin S232BPH4Y-UR500-P CVL 32GB 8p MSDHC r24MB/s w17MB/s Class 10 UHS-I U1 Micro Secure Digital High Capacity Card

DelkinNeweggmicroSD

Capacity

32GB

Price

$24.85

$/GB

$0.777

491

SanDisk Ultra 64GB 2‑pack SDXC UHS-I Class 10 Memory Card

SanDiskAmazonSD Card

Capacity

64 GB

Price

$49.79

$/GB

$0.778

492

SanDisk 128GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-128G-GN4IN

SanDiskAmazonSD Card

Capacity

128 GB

Price

$99.80

$/GB

$0.780

493

SanDisk 32GB Extreme Pro SDHC UHS-I/U3 V30 Class 10 Memory Card, Speed Up to 100MB/s (SDSDXXO-032G-GN4IN)

SanDiskNeweggSD Card

Capacity

32GB

Price

$24.99

$/GB

$0.781

494

Samsung Evo 64GB MicroSD Memory Card MicroSDXC High Speed Compatible With LG V35 ThinQ, Stylo 4, G Pad F2 (8.0)

SamsungNeweggmicroSD

Capacity

64GB

Price

$49.99

$/GB

$0.781

495

Sandisk Ultra 64GB Micro SDXC MicroSD Memory Card High Speed Class 10 Compatible With ZTE ZPad 8

SanDiskNeweggmicroSD

Capacity

64GB

Price

$49.99

$/GB

$0.781

496

PNY 64GB Premier-X Class 10 U3 V30 microSDXC Flash Memory Card 5-Pack - 100MB/s, Class 10, U3, V30, A1, 4K UHD, Full HD, UHS-I, Micro SD

PNYAmazonmicroSD

Capacity

64 GB

Price

$49.99

$/GB

$0.781

497

SanDisk Ultra 64GB 64G 64G SD SDHC 80MB/S Class 10 Memory Card For Canon - Pack of 2

SanDiskNeweggSD Card

Capacity

64GB

Price

$49.99

$/GB

$0.781

498

Lexar Professional 1667x 64GB SDXC UHS-II/U3 Memory Card #LSD64GCBNA1667

LexarNeweggSD Card

Capacity

64GB

Price

$49.99

$/GB

$0.781

499

Samsung 128GB PRO Plus MicroSD Card (2021), Read & Write Speeds Up to 160MB/s & 120MB/s, Compatible to UHS Interface, U3, V30, A2

SamsungNeweggmicroSD

Capacity

128GB

Price

$99.99

$/GB

$0.781

500

SAMSUNG PRO Plus 128GB microSD Memory Card + Adapter, Up to 180 MB/s, Full HD & 4K UHD, UHS-I, C10, U3, V30, A2 for Android Phones, Tablets, GoPRO,...

SamsungNeweggmicroSD

Capacity

128GB

Price

$99.99

$/GB

$0.781

Find the Cheapest SD Cards Per GB in 2026

Looking for the best SD card deals? BuyPerUnit compares 876+ SD cards and microSD cards ranked by price per gigabyte — so you can find the most storage for your money.

Right now, the cheapest SD card storage starts at just $0.000/GB, while the average across all cards is $0.675/GB. Whether you need storage for your camera, drone, Nintendo Switch, or phone, we help you find the best value.

SD Card Buying Guide: Get the Best Value

1. Bigger Cards = Lower $/GB

A 256GB card at $25 ($0.098/GB) beats a 64GB card at $12 ($0.188/GB) in value. If you can afford more capacity upfront, you'll save long-term.

2. Match Speed to Your Device

4K video needs U3/V30 speed. 1080p or photos need U1/Class 10. Don't overpay for speed your device can't use.

3. microSD + Adapter

microSD cards with adapters work in both slots. They're usually the same price and offer more flexibility than full-size SD cards.

4. Stick to Known Brands

SanDisk, Samsung, and Lexar are reliable. Avoid no-name cards with suspiciously low prices — they often have fake capacity ratings.

microSD vs SD Card: Which Should You Buy?

TypeTypical $/GBMax CapacityBest For
microSD$0.05-0.151TBPhones, Switch, GoPro, drones
SD Card$0.05-0.201TBDSLR cameras, camcorders

Frequently Asked Questions About SD Cards

What's the cheapest microSD card per GB right now?
The cheapest SD card storage per gigabyte is currently $0.0000/GB. Higher capacity cards (256GB+) typically offer the lowest price per gigabyte.
What SD card speed do I need for 4K video?
For 4K video recording, you need at least a U3 or V30 rated card. These can write at 30MB/s or faster, which is necessary for 4K bitrates. For 8K or high-bitrate 4K, look for V60 or V90 cards.
What size SD card do I need for Nintendo Switch?
Most Switch games are 5-15GB, with some up to 30GB. A 256GB card holds 15-40 games and offers the best value. 512GB or 1TB is overkill unless you have a huge digital library. Any U1/Class 10 card is fast enough for the Switch.
Are SanDisk and Samsung SD cards worth the premium?
SanDisk and Samsung have excellent reliability and warranties. For professional use (weddings, paid work), the peace of mind is worth it. For casual use, budget brands like Silicon Power or Lexar offer good value with solid reliability.

How We Find the Cheapest SD Cards

BuyPerUnit calculates the price per gigabyte for every SD card and microSD card 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.

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