SanDisk Ultra 128GB SD Card for Cameras
The SanDisk Ultra 128GB SD card is a full-size SDXC UHS-I memory card designed for compatible compact cameras, point-and-shoot cameras, laptops and other SD-enabled devices. It provides read speeds of up to 140MB/s with Class 10 U1 performance for everyday photography and Full HD recording.
Its generous 128GB capacity provides room for large photo collections and longer video sessions. This makes it a practical option for holidays, family events, school projects and photographers who want to spend more time shooting and less time changing cards or transferring files.
Why Choose the SanDisk Ultra 128GB SD Card?
The SanDisk Ultra 128GB SD card combines high-capacity camera storage with dependable everyday performance. It has twice the capacity of the 64GB model, making it better suited to longer trips and events where regular access to a computer may not be available.
Because it is a standard full-size SDXC card, it fits directly into compatible camera and laptop SD slots. No microSD adapter is required.
Transfer Files at Up to 140MB/s
The SanDisk Ultra 128GB SD card provides sequential read speeds of up to 140MB/s. This helps shorten the time required to transfer photographs and Full HD videos to a compatible laptop or card reader.
The maximum speed uses SanDisk proprietary technology and requires a compatible device capable of reaching speeds beyond the normal UHS-I interface limit. Actual results vary according to the host device, reader, interface, files and operating conditions.
SanDisk does not publish a maximum write-speed figure for this exact model. The confirmed 140MB/s specification must therefore be described as read performance, not write performance.
Class 10 and U1 Performance
The SanDisk Ultra 128GB SD card carries Class 10 and UHS Speed Class 1 ratings. U1 indicates a minimum sustained writing performance of 10MB/s under compatible conditions.
These ratings make the card suitable for everyday photography and Full HD video. It is not positioned as a U3 or V30 card for demanding professional 4K recording.
More Room for Full HD Video and Photos
With 128GB of storage, the card can hold a sizeable collection of JPEG photographs, Full HD video clips and other camera files. The exact number of files depends on the camera resolution, image format, compression and video bitrate.
The larger capacity is useful for events, school activities, family occasions and travel because fewer card changes are required. It also provides extra space when capturing high-resolution images that create larger files.
Designed for Everyday Digital Cameras
The SanDisk Ultra 128GB SD card is intended for compatible compact and mid-range point-and-shoot cameras. It may also work with DSLR and mirrorless cameras that support 128GB SDXC UHS-I cards and do not require a faster U3 or V30 rating.
Always check the camera manual before ordering. Some older devices support SDHC cards but cannot recognise higher-capacity SDXC cards.
Durable Storage for Travel and Everyday Use
SanDisk Ultra SD cards are durability-tested to protect stored memories from common everyday risks. The card is waterproof, shockproof, X-ray-proof and temperature-proof.
This added protection is useful when travelling or using a camera outdoors. Important photographs should still be backed up to another storage device or cloud service because no memory card should contain the only copy of valuable files.
Built-In Write-Protection Switch
The card includes a physical write-protection switch. Moving the switch to the locked position helps prevent compatible devices from deleting or modifying files.
This switch does not encrypt or password-protect the data. It only controls writing on devices that recognise the switch position.
SanDisk Ultra 128GB SD Card Compatibility
The SanDisk Ultra 128GB SD card works with compatible SDXC, SDXC-I and UHS-I-enabled equipment. This can include compact cameras, point-and-shoot cameras, selected DSLR or mirrorless cameras, laptops and desktop card readers.
This is a full-size SDXC card—not a microSD card. It cannot be inserted into a phone, tablet or device that only accepts the smaller microSD format.
SanDisk Ultra 128GB vs 64GB SD Card
The SanDisk Ultra 128GB SD card and the 64GB version both offer up to 140MB/s read performance. The main advantage of the 128GB model is its doubled storage capacity.
| Feature | 128GB model | 64GB model |
|---|---|---|
| Capacity | 128GB | 64GB |
| Maximum read speed | Up to 140MB/s | Up to 140MB/s |
| Speed ratings | Class 10 and U1 | Class 10 and U1 |
| Video support | Full HD | Full HD |
| Best suited to | Longer trips, events and larger photo libraries | Everyday photography and shorter sessions |
Technical Specifications
| Product name | SanDisk Ultra 128GB SD card |
|---|---|
| Brand | SanDisk |
| Series | Ultra |
| Model number | SDSDUNB-128G-GN6IN |
| Capacity | 128GB |
| Form factor | Full-size SDXC card |
| Interface | UHS-I |
| Sequential read speed | Up to 140MB/s |
| Maximum write speed | Not published; lower than maximum read speed |
| Speed class | Class 10 |
| UHS speed class | U1 |
| Video support | Full HD 1920 × 1080 |
| Dimensions | 31.92 × 23.91 × 2.17mm |
| Weight | 2.1g |
| Operating temperature | -25°C to 85°C |
| Storage temperature | -40°C to 85°C |
| Protection | Waterproof, shockproof, X-ray-proof and temperature-proof |
| Write-protection switch | Yes |
| Warranty | 10-year limited manufacturer warranty |
Recommended Uses
- Compact and point-and-shoot cameras
- Everyday photography
- Family functions and events
- Travel photographs and video
- Full HD recording
- School and student camera projects
- Compatible DSLR and mirrorless cameras
- Laptops with full-size SDXC slots
What Is Included?
- 1 × SanDisk Ultra 128GB full-size SDXC UHS-I card
- RescuePRO Deluxe data-recovery software download offer
Browse our SanDisk storage devices and SD cards for cameras, or review the official SanDisk Ultra 128GB specifications.
Frequently Asked Questions
What is the SanDisk Ultra 128GB SD card used for?
The SanDisk Ultra 128GB SD card stores photographs, Full HD videos and other files in compatible cameras, laptops and full-size SDXC UHS-I devices.
Is this a full-size SD card?
Yes. It is a full-size SDXC card designed for compatible standard SD slots. It is not a microSD card.
What is the maximum read speed?
The card provides sequential read speeds of up to 140MB/s with compatible equipment. Actual performance may be lower.
What is its maximum write speed?
SanDisk does not publish a maximum write-speed figure for this exact model. The confirmed 140MB/s specification refers to read speed.
Can it record Full HD video?
Yes. Its Class 10 and U1 ratings make it suitable for Full HD recording on compatible cameras.
Is this card suitable for 4K recording?
It is primarily designed for Full HD. For demanding 4K recording, choose a camera-compatible U3 or V30 card that meets the manufacturer’s requirements.
Can I use it in a DSLR or mirrorless camera?
Yes, if the camera supports 128GB SDXC UHS-I cards and accepts Class 10 U1 performance. Check the camera manual before ordering.
Does the card need an adapter?
No adapter is required when the device has a full-size SD slot. This card cannot be adapted for a smaller microSD-only slot.
Does it have a write-protection switch?
Yes. The physical switch helps prevent compatible devices from deleting or modifying stored files when placed in the locked position.
Why does my device show less than 128GB?
Manufacturers calculate one gigabyte as 1,000,000,000 bytes. Formatting and the operating system’s calculation method reduce the usable capacity displayed by the device.
Where can I find this SanDisk SD card in Nairobi?
Check availability at Shah Computers, 1st Floor, Maharaja House, 01 Shivachi Road, opposite M.P. Shah Hospital in Westlands, Nairobi. Call or WhatsApp 0113 219 859 before visiting.
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