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Comparing: SanDisk Ultra MicroSDHC 32GB vs SanDisk MicroSDHC 4GB

In this comparison, we analyze two Disks: SanDisk Ultra MicroSDHC 32GB and SanDisk MicroSDHC 4GB, using synthetic benchmark tests to evaluate their overall performance. This side-by-side comparison helps users understand which hardware delivers better value, speed, and efficiency based on standardized testing. Whether you're building a new system or upgrading an existing one, this benchmark-driven evaluation offers valuable insights to guide your decision.

Hardware Image
SanDisk Ultra MicroSDHC 32GB
Type:Disks
Model:Ultra MicroSDHC 32GB
Capacity:32GB
Interface:UHS-I
See benchmark from Ultra MicroSDHC 32GB
Hardware Image
SanDisk MicroSDHC 4GB
Type:Disks
Model:SanDisk MicroSDHC 4GB
Capacity:4GB
Interface:Standard SD
See benchmark from SanDisk MicroSDHC 4GB

Specification Comparison Table

This specification comparison presents technical details of several devices or components to help you understand the key differences between each option. Use this table as a reference to determine which device best suits your needs.

Specification SanDisk Ultra MicroSDHC 32GB SanDisk MicroSDHC 4GB
Brand SanDisk SanDisk
Format MicroSDHC MicroSDHC
Capacity 32GB 4GB
Interface UHS-I Standard SD

Submission Comparison Table

This submission comparison table displays the number and details of benchmark data submissions from various devices or components. This information helps you understand the performance based on the benchmarks that have been tested, as well as providing an overview of the consistency and popularity of the available benchmark results.

No. Benchmark Software SanDisk Ultra MicroSDHC 32GB SanDisk MicroSDHC 4GB
1 AS-SSD

Read: 91.20 MB/s

Write: 21.10 MB/s

Read: 19.04 MB/s

Write: 4.22 MB/s

2 ATTO Disk Benchmark - 64M

Read: 90.89 MB/s

Write: 19.50 MB/s

Read: 19.13 MB/s

Write: 4.82 MB/s

3 Cross Platform Disk Test

Read: 90.21 MB/s

Write: 21.08 MB/s

Read: 18.71 MB/s

Write: 4.16 MB/s

4 CrystalDiskMark

Read: 94.71 MB/s

Write: 22.64 MB/s

Read: 19.50 MB/s

Write: 5.66 MB/s

5 Cross Platform Disk Test (Mobile)

Read: 80.63 MB/s

Write: 16.92 MB/s

Read: 17.91 MB/s

Write: 2.24 MB/s


Submission Comparison Chart

This chart visualizes the benchmark scores comparison between two hardware devices based on submitted data.


Media Gallery

A collection of photos of tested hardware. These images can help you identify the physical form, model, and variant of the hardware in question. These photos are from our own documentation, and if they are not available we may not be able to document them.


About Hardware SanDisk Ultra MicroSDHC 32GB

SanDisk Ultra microSDHC 32GB (White) is a high-performance memory card designed to provide reliable and efficient storage solutions for a wide range of digital devices. With a capacity of 32GB, this microSDHC is enough to store thousands of photos, HD videos, music files, and apps on smart phones, tablets, digital cameras, and IoT devices and action cams. Powered by Class 10 and UHS-I technology, this memory card offers read speeds of up to 94.71 MB/s and write speeds of up to 22.64 MB/s, making it an ideal choice for fast data transfer needs in everyday activities.

In tests using the VENTION USB 3.0 Card Reader with GL3224 controller, connected to a Lenovo IdeaPad Slim 3i 14ITL6 laptop via the USB 3.1 Gen 1 port, the card's performance showed stable results. Through the CrystalDiskMark application, the read and write speeds were measured at 94.71 MB/s and 22.64 MB/s respectively, while in tests using Cross Platform Disk Test, the read speed reached 90.21 MB/s and write 21.08 MB/s. These results prove that this microSD is perfect for multitasking uses such as recording HD videos, saving games, and running applications from external storage without lag.

With its distinctive white design and ultra-compact shape typical of the microSDHC format, the SanDisk Ultra 32GB White delivers not only consistent performance, but also broad compatibility with a variety of devices. Suitable for users looking for a quality microSD memory card at an affordable price that delivers the ideal combination of performance, durability and transfer speed. Whether for casual or light professional use, this card is the perfect solution for expanding storage capacity with the efficiency and reliability recognized from the SanDisk brand.

Device Test (testbed):

Via: VENTION USB 3.0 Card Reader GL3224 Controller
USB: USB 3.1 Gen 1
Device: Lenovo IdeaPad Slim 3i 14ITL6 
RAM: 12GB DDR4 3200MHz Dual Channel (8+4)
OS: Windows 11 22H2

Sunday, 05 March 2023 03:01:01 | Update: 1 month ago


About Hardware SanDisk MicroSDHC 4GB

The SanDisk MicroSDHC 4GB Class 4 is a small yet powerful flash memory card designed specifically for devices such as cell phones, digital cameras, music players and other electronic devices that support the microSDHC format. With a capacity of 4GB, this card is enough to store hundreds of photos, dozens of songs, a few short videos, and lightweight applications - making it an ideal solution for everyday storage needs, especially on previous generation devices.

As a Class 4 memory card, this microSD guarantees a minimum write speed of 4MB/s, enough to handle standard activities such as recording SD videos, saving camera shots, or loading application data on mobile devices. SanDisk's proven flash memory technology makes this card resistant to shock, vibration, and light to moderate wear conditions, suitable for field use as well as for personal multimedia collections.

In performance testing using a VENTION USB 3.0 card reader (with GL3224 controller) connected to a Lenovo IdeaPad Slim 3i 14ITL6 laptop (Intel Core i5-1135G7 processor, 12GB DDR4 dual-channel RAM), the benchmark results showed consistent performance and within its class specifications. Through CrystalDiskMark, the card recorded read speeds of 19.50 MB/s and write speeds of 5.66 MB/s. Meanwhile, in the Cross Platform Disk Test, the read speed reached 18.71 MB/s with a write of 4.16 MB/s.

To ensure authenticity and actual capacity, verification was also done using H2testw, which showed satisfactory results: read speeds of 18.8 MB/s and write speeds of 4.51 MB/s with no sector errors or damage to its 4GB capacity. This confirms that this memory card is not only genuine, but also functional and stable to use for important data storage.

With stable performance, enough capacity for lightweight needs, and a very affordable price, the SanDisk MicroSDHC 4GB Class 4 remains a relevant choice for users who need simple, durable, and power-efficient additional storage, especially on older devices or as a portable backup medium.

Device test (testbed):

Via: Card Reader VENTION USB 3.0 (GL3224 Controller) 
Device: Lenovo IdeaPad Slim 3i 14ITL6
CPU: i5 1135G7
USB: USB 3.1 Gen 1
RAM: 12GB DDR4 3200MHz Dual Channel (8+4)
OS: Windows 11 22H2

Monday, 23 May 2016 13:53:51 | Update: 1 month ago