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Samsung 256GB Micro SDXC Pro Endurance UHS-1 Class 10 Memory Card
MB-MJ256KA/APC
$349
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Product Overview
Key Features
- 256GB Micro SD Card with UHS-1 interface
- Read speed up to 100MB/s, write speed up to 40MB/s
- Micro SD form factor, includes SD adapter
- White, compact design for portable storage
Key Specifications
- Brand:
- Samsung
- Model Number:
- MB-MJ256KA/APC
- Storage Capacity:
- 256GB
- Speed Class:
- U3, V30, C10
- Read Speed (mbps):
- 100
- Write Speed (mbps):
- 40
- Type:
- Micro SD Card
Connections
- Connection Type:
- MicroSD
General Information
- Colour:
- White
- What's In The Box:
- SD adapter
Warranty
- Manufacturer's Warranty:
- 5 Year
Connections
- Connection Type:
- MicroSD
Warranty
- Manufacturer's Warranty:
- 5 Year
Product Dimensions
- Product Height (mm):
- 11
- Product Width (mm):
- 15
- Product Depth (mm):
- 1
- Product Weight (g):
- 0.25
Box Dimensions
- Box Height (mm):
- 1
- Box Width (mm):
- 15
- Box Depth (mm):
- 11
- Box Weight (kg):
- 0
Product Reviews of Samsung 256GB Micro SDXC Pro Endurance UHS-1 Class 10 Memory Card
Overall Rating Snapshot
5 out of 5 stars from 2 reviews
100% of users recommend this product
Perfect memory card
Working really well for my home security cameras. Perfect sd card for the perfect with the best reasonable price.
Ferdie
Confirmed purchase 6 December 2025
Published on 31 December 2025
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Excellent on for dash cams
Good one for dash cams and fast saving feature
Arun Raveendran
Confirmed purchase 12 September 2025
Published on 7 October 2025
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
You've viewed 2 of 2 reviews
ABOUT THE GOOD GUYS REVIEWS
The Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.
The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.
At a glance
This 256GB Samsung PRO Endurance microSDXC card is a durable storage option for users who need reliable recording in devices like dash cams, security cameras and other compatible gear. Its strengths are high capacity, endurance-focused design and trusted brand backing. A fair limitation is that it is aimed more at sustained reliability than top-tier transfer performance for specialist pro workflows.
What it’s great for
- Dash Cam Recording
- Security Camera Storage
- Long-Run Video Capture
- Everyday Expandable Storage
- Portable Device Media Storage
Where it works best
- In-Vehicle Dash Cams
- Home Security Setups
- Small Business Surveillance
- Portable Cameras
- Compatible Mobile Devices
Who it’s for
- Drivers
- Homeowners
- Small Business Owners
- Everyday Users
- Users Needing Long-Term Recording Storage
Things to consider
This card is a stronger fit for endurance and dependable continuous recording than for users chasing the fastest transfer speeds available in specialist creator or pro media cards.
Device compatibility score
8/10 - strong fit for many compatible microSDXC devices, especially recording-focused gear, but device support should still be checked before purchase.
4k video suitability
7/10 - suitable for many everyday 4K-capable use cases in compatible devices, but specialist high-bitrate video work may benefit from faster card classes.
Professional vs everyday use fit
Best matched to endurance-focused everyday and semi-professional recording rather than peak-performance media workflows.
Durability rating
9/10 - endurance-focused design makes it a strong choice for repeated, long-duration recording environments.
Key benefits
- 256gb capacity: Gives you substantial room for video footage, photos and app data before needing to offload files.
- Pro endurance design: Better suited to long-duration recording tasks than general-purpose memory cards.
- Microsdxc format: Works with a wide range of compatible cameras, recorders and portable devices that support microSDXC media.
- Uhs-i interface: Supports mainstream compatible devices that use the common UHS-I card standard.
- Class 10 rating: Suitable for recording tasks that need a Class 10 performance baseline.
- Compact storage upgrade: Adds significant storage without taking up extra space in compact devices.
- Samsung brand backing: Appeals to buyers who prefer a well-known storage brand for everyday reliability.
- Long-run recording focus: A practical choice for setups that repeatedly overwrite footage over time.
Q: Is this Samsung PRO Endurance 256GB card a better fit for dash cams and CCTV than a standard microSD card?
A: Yes. PRO Endurance cards are built for repeated write cycles from always-on recording, which is the main stress point in dash cams, body cams and security cameras. A standard card can match the capacity but often wears out sooner in 24/7 use.
Q: Will this 256GB microSD card work in any device with a microSD slot?
A: No. A device needs to support microSDXC cards, not just older microSD or microSDHC formats. Many newer cameras, phones and handheld devices do, but some older models have a capacity limit and may not recognise a 256GB card at all.
Q: What does UHS-I Class 10 mean in real-world use for this card?
A: It means the card is designed for stable write performance suited to video capture, rather than just occasional file storage. In practice, that makes it suitable for Full HD recording and many 4K-capable cameras, if the device itself supports those modes.
Q: How much video can a 256GB card typically hold in a dash cam or security camera?
A: As a guide, 256GB usually holds about 40 to 80 hours of 1080p footage, or roughly 8 to 16 hours of 4K, depending on bitrate and compression. In loop recording, the camera will overwrite the oldest files once the card is full.
Q: Can this PRO Endurance card also be used in a phone, tablet or gaming device?
A: Yes, if the device supports microSDXC and 256GB capacities. The main advantage of this model is endurance for constant recording, so it makes more sense in cameras than in devices used mainly for apps, music, photos or game storage.
Q: Why choose the 256GB PRO Endurance card instead of a 128GB or 512GB version?
A: The choice is mainly about retention time, device compatibility and budget. A 256GB card keeps more loop-recording history than 128GB, but it can be a safer pick than 512GB for older cameras that do not support the highest microSDXC capacities.