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Roland SP-404MKII SD card requirements

Best SD Card for Roland SP-404MKII

Expert recommendations based on Roland SP-404MKII specifications

Recommended Spec

SD / SDHC / SDXC (Full Size) (Class 10 / U1 or faster)

The SP-404MKII imports samples to internal storage and uses its full-size SD card for imports, exports and backups. Any Class 10 card up to 512GB works.

Official Roland SP-404MKII SD Card Requirements

  • Format: SD / SDHC / SDXC (Full Size)
  • Minimum Speed: Class 10 / U1 (10 MB/s write)
  • Maximum Capacity: Up to 512GB (Reliable), 1TB (Reported)
Why these requirements? Unlike the standalone MPCs, the SP-404MKII does not stream samples off the card during a set. Samples are imported into the unit's internal storage, and the SD card is used for importing/exporting samples, saving projects, and backups. That means raw speed is far less important than reliability: a Class 10 / U1 card is plenty. The two things that cause problems are unsupported capacities and bad formatting, so use a name-brand card and format it inside the SP-404MKII before transferring files.

Detailed Specifications

Type
SD / SDHC / SDXC (Full Size)
Min Speed Class
Class 10 / U1
Write Speed
10 MB/s
Recommended Size
64GB, 128GB, 256GB
Max Capacity
512GB (Reliable), 1TB (Reported)

Top SD Card Recommendations

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SD Card Verified Speed Class Write Speed Pros Price
SanDisk Ultra SD UHS-I C10 SD card - 20USD
SanDisk Ultra SD UHS-I
 Full Review 		C10 Up to 40 MB/s
  • Cheap and reliable for photos and 1080p.
 $ Check Price
SanDisk Extreme SD UHS-I V30 SD card - 45USD
SanDisk Extreme SD UHS-I
 Full Review 		V30 Up to 90 MB/s
  • V30 SD card that covers most 4K cameras.
 $ Check Price
Lexar Professional Silver SD V30 SD card - 20USD
Lexar Professional Silver SD
 Full Review 		V30 Up to 120 MB/s
  • V30 SD card with 120 MB/s writes at a mid-range price.
 $ Check Price

Compare These Cards

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See how the recommended cards for Roland SP-404MKII stack up side by side, or swap in any other card.

budget
SanDisk Ultra SD UHS-I

SanDisk Ultra SD UHS-I

 $ · Budget
  • UHS RatingUHS-I
  • Speed ClassC10
  • App PerformanceN/A
  • Read SpeedUp to 120 MB/s
  • Write SpeedUp to 40 MB/s
  • EnduranceStandard
Available Capacities32GB, 64GB, 128GB, 256GB, 512GB

Pros

  • Cheap and reliable for photos and 1080p.

Cons

  • Not V30 rated. Not for 4K video.
View on Amazon
recommended
SanDisk Extreme SD UHS-I

SanDisk Extreme SD UHS-I

 $ · Mid-Range
  • UHS RatingUHS-I
  • Speed ClassV30
  • App PerformanceN/A
  • Read SpeedUp to 180 MB/s
  • Write SpeedUp to 90 MB/s
  • EnduranceStandard
Available Capacities32GB, 64GB, 128GB, 256GB, 512GB

Pros

  • V30 SD card that covers most 4K cameras.

Cons

  • Clears the buffer slower than UHS-II cards.
View on Amazon
recommended
Lexar Professional Silver SD

Lexar Professional Silver SD

 $ · Mid-Range
  • UHS RatingUHS-I
  • Speed ClassV30
  • App PerformanceN/A
  • Read SpeedUp to 160 MB/s
  • Write SpeedUp to 120 MB/s
  • EnduranceStandard
Available Capacities64GB, 128GB, 256GB

Pros

  • V30 SD card with 120 MB/s writes at a mid-range price.

Cons

  • Write speed drops once its cache fills during long bursts.
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SanDisk Ultra SD UHS-I

The SanDisk Ultra SD UHS-I reads up to 120 MB/s and writes up to 40 MB/s. It is a Class 10 card for photos and 1080p video; it is not V30 rated, so skip it for 4K.

Target User: Budget-conscious photographers, hobbyists, and enthusiasts
Best For: Smartphones & Tablets, Mirrorless Cameras, DSLR Cameras

Consider the Lexar Professional instead for slightly faster speeds, or the PNY Elite for a similar performance at a slightly higher price point.

SanDisk Extreme SD UHS-I

The SanDisk Extreme SD UHS-I reads up to 180 MB/s and writes up to 90 MB/s. Its V30 rating covers 4K in most cameras up to about 200 Mbps.

Target User: Content creators, videographers, and mobile device users requiring high-speed storage
Best For: Action Cameras, Smartphones & Tablets, Mirrorless Cameras

Consider the SanDisk Extreme over other mid-range options, such as the Lexar Professional 633x or the Kingston Canvas Reactor, which offer similar performance and reliability without the added luxury features.

Lexar Professional Silver SD

The Lexar Professional Silver SD reads up to 160 MB/s and writes up to 120 MB/s with a V30 rating. It suits 4K cameras up to about 200 Mbps. The full read speed needs a Lexar reader.

Target User: Content creators, photographers, and videographers on the go
Best For: Action Cameras, Mirrorless Cameras, DSLR Cameras, Smartphones & Tablets

Consider the Samsung Pro X5 or Sony SF-G series for even higher performance, but at a higher price point.

Frequently Asked Questions

What SD Card Do I Need for Roland SP-404MKII?
The Roland SP-404MKII takes a SD / SDHC / SDXC (Full Size) card rated Class 10 / U1 or faster. 64GB or 128GB or 256GB covers most owners, and the maximum is 512GB (Reliable), 1TB (Reported). Buy SanDisk, Lexar, Samsung or Kingston from a reputable seller: counterfeit cards are the most common cause of lost files.
What kind of SD card does the Roland SP-404MKII use?
A standard full-size SD/SDHC/SDXC card. Speed class is not critical because the card is used for importing/exporting samples and saving projects rather than live streaming, so a reliable Class 10 / U1 card is sufficient.
What is the maximum SD card size for the SP-404MKII?
256GB–512GB is the reliable range. Some users report 1TB cards working after formatting them in the unit, but results vary. If you want guaranteed compatibility, stay at 512GB or below. Always format the card in the SP-404MKII before use.
Does the SP-404MKII play samples directly from the SD card?
No, samples are imported to the unit's internal storage. The SD card moves samples and projects in and out and is a backup, so you don't need a high-speed streaming card; you need a dependable one that the unit formats and reads without errors.
Is Class 10 / U1 required for Roland SP-404MKII?
Yes. Class 10 / U1 guarantees 10 MB/s of sustained write, which keeps the Roland SP-404MKII free of slow loads, stutter, or write errors. Faster cards work too.
What size SD card should I get for Roland SP-404MKII?
64GB covers light use; 256GB suits heavy use. The maximum is 512GB (Reliable), 1TB (Reported).
Can I use older or slower cards with Roland SP-404MKII?
Not below Class 10 / U1. Slower cards cause slow loads, stutter, or write errors. Check the card label for the Class 10 / U1 mark.
Does the brand matter for Roland SP-404MKII?
Yes. SanDisk, Lexar, Samsung and Kingston cards meet their rated speeds. Buy from the brand's store or a major retailer: counterfeit cards sold under those names are common on marketplaces.
What happens if I use the wrong card with Roland SP-404MKII?
A card slower than Class 10 / U1 causes slow loads, stutter, or write errors. A card over the maximum capacity or in the wrong format may not be recognized.
How long will an SD card last in Roland SP-404MKII?
Several years in normal use. Cards usually fail from wear or counterfeit flash, not age. Replace yours at the first write error, corrupted file or "card not recognized" message.

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