Gigastone V30 128GB SDXC Memory Card

The Gigastone V30 SDXC memory card offers 128 GB of storage and is listed for camera and personal-computer use. Its claimed 100MB/s read speed and V30 classification are relevant to buyers choosing a card for compatible camera recording and file transfers, but the listing does not specify a write speed.

At a glance

128 GB SDXC format for compatible SD card slots.
The listing claims a read speed of 100 Megabytes Per Second and identifies the card as V30 and Class 10.
The feature claims include waterproof, temperature-proof, x-ray-proof, shock-proof and magnetic-proof protection.
A mini case is claimed in the feature description.

Price

£39.99Save 20%

Reference price: ~~£49.99~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

The 128 GB capacity and SDXC format suit compatible camera and computer workflows.
The listing states a 100 Megabytes Per Second read speed, useful for transfers when the host and reader can make use of it.
Customer feedback reports ease of use and fast transfer speeds.

Technical specifications

13 specifications

Identity
Brand	Gigastone
Model	V30

Storage and compatibility
Storage listed	128 GB
Flash memory type	SDXC
Compatible devices	Camera, Personal Computer
Compatibility claim	Compatible with all SD-labeled host devices

Speed and ratings
Read speed	100 Megabytes Per Second
Media speed	90
Speed class	Class 10

Protection and support
Listed product features	Magnetic Proof, Water Proof, X Ray Proof
Warranty type	Limited
Warranty claim	5 year manufacturer
EU spare part availability duration	5 Years

What to know before buying

Listing details to confirm

The listing describes protection as magnetic-proof, waterproof and x-ray-proof in one field, and also claims temperature and shock protection elsewhere. These are listing claims, not independent verification. A read-speed claim is provided, but write speed is not specified. Confirm the card type and required recording speed with the host-device requirements before purchase.

Who is it for?

A good fit for

Camera users needing an SDXC card with 128 GB listed capacity.
Buyers transferring files to a compatible personal computer or card reader.
Users considering a V30-class card who will confirm their camera's requirements.

Less suited to

Buyers who need a stated write-speed figure to compare sustained recording performance.
Devices that do not accept compatible SDXC cards.

Gigastone V30 128GB SDXC Memory Card · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 5,069 ratings

5 stars77%77%
4 stars13%13%
3 stars5%5%
2 stars1%1%
1 star4%4%

Customer feedback highlights ease of use, fast transfer speeds and perceived value for money. Reliability receives mixed feedback, so buyers relying on the card for important recordings may want to consider their backup routine. The reported transfer-speed impressions are customer perceptions and do not establish a measured speed for every device. The aggregate ratings are mostly five-star but include lower ratings, which do not explain the reasons for individual experiences.

Positive themes

Customers report that the card is easy to use.
Customers appreciate its transfer speed and consider it worth the price.

Mixed feedback

Customer feedback on reliability is mixed.

Frequently asked questions

What capacity is listed for this Gigastone card?

The listing specifies 128 GB of storage.

What speed does the listing claim?

It states a read speed of 100 Megabytes Per Second, along with Class 10 and V30 classifications. It does not give a write-speed figure.

Will it work in any camera?

The listing claims compatibility with SD-labelled host devices and names cameras, but compatibility depends on the camera's supported card format and requirements. Check the device documentation before buying.

What protection features are claimed?

The listing claims magnetic, water and x-ray protection, and also mentions temperature and shock protection. These are manufacturer or listing claims, not independently verified results.