SanDisk Extreme PRO 128GB microSDXC | 200MB/s | UHS-I | U3 | V30 | A2 | 4K UHD
The SanDisk Extreme PRO 128GB microSDXC is the card serious creators reach for when 64GB isn’t enough. Powered by SanDisk QuickFlow Technology, it delivers read speeds of up to 200MB/s and write speeds of up to 90MB/s — giving you the storage and speed to shoot longer, transfer faster, and never miss a moment. Whether you’re filming 4K adventures, bursting through RAW sequences, or pushing your drone to its limits, the Extreme PRO 128GB is built to keep pace.
Why Choose the SanDisk Extreme PRO 128GB microSDXC?
⚡ 200MB/s Read Speeds — Powered by QuickFlow Technology
Time in post-production is money. The Extreme PRO 128GB harnesses SanDisk QuickFlow Technology to push read speeds beyond the standard UHS-I ceiling — all the way to 200MB/s. Transfer a full shoot of high-resolution RAW images or an extended 4K session to your laptop in minutes, not hours.
For peak performance, pair with the SanDisk Professional PRO-READER SD and microSD (sold separately).
🎬 Flawless 4K UHD Video — Every Frame, Every Time
Rated V30 (Video Speed Class 30) and UHS Speed Class 3 (U3), the Extreme PRO 128GB guarantees a minimum sustained write speed of 30MB/s — the highest sustained write rating available on a UHS-I card. With write speeds up to 90MB/s, it handles 4K UHD video, Full HD, and 3D recording without buffering, dropped frames, or interruptions.
📸 Shoot Longer, Burst Faster
With 128GB of storage and shot speeds of up to 90MB/s, this card is built for extended shooting sessions and rapid-fire bursts. Lock into continuous shooting mode on your mirrorless or DSLR camera and the Extreme PRO will keep up — frame after frame after frame.
📱 A2-Rated for Superior App Performance
Certified to the A2 specification, the Extreme PRO 128GB delivers faster app loading and smoother multitasking on Android smartphones and tablets. It’s not just storage — it’s a genuine performance boost for your device.
🛡️ Built for the World’s Harshest Conditions
The Extreme PRO is engineered to survive wherever your work takes you:
- Waterproof — protected against rain, splashes, and submersion
- Shockproof — handles drops, impacts, and rough handling
- Temperature proof — operates from -13°F to 185°F (-25°C to 85°C)
- X-ray proof — travels safely through airport security
- Humidity, drop, wear-out, and magnet proof
No excuses. No limits.
🔒 RescuePRO Deluxe — Recover What Matters
Every Extreme PRO card includes a 2-year offer for RescuePRO Deluxe data recovery software. Accidentally deleted files or corrupted footage? Get your memories back fast.
🔁 Limited Lifetime Warranty
SanDisk backs every Extreme PRO card with a limited lifetime warranty — the ultimate assurance that your investment is protected for the long haul.
Technical Specifications
| Specification | Details |
|---|---|
| Capacity | 128GB |
| Max Read Speed | Up to 200MB/s (QuickFlow Technology) |
| Max Write Speed | Up to 90MB/s |
| Min Write Speed | 30MB/s |
| Speed Class | Class 10 / UHS-I |
| UHS Speed Class | U3 |
| Video Speed Class | V30 |
| App Performance | A2 |
| Video Support | 4K UHD, Full HD, 3D |
| Form Factor | microSDXC (SD Adapter Included) |
| Operating Temp | -13°F to 185°F (-25°C to 85°C) |
| Warranty | Limited Lifetime |
| Model Number | SDSQXCD-128G-GN6MA |
| Software Included | 2-year RescuePRO Deluxe offer |
| Compatibility | Android smartphones, action cameras, drones, tablets, mirrorless cameras |
What Can You Store on 128GB?
| Content Type | Approximate Capacity |
|---|---|
| JPEG Photos | ~34,000 images |
| RAW Photos | ~2,400 images |
| Full HD Video (1080p) | ~6,800 minutes |
| 4K UHD Video | ~1,360 minutes |
Who Is the Extreme PRO 128GB Made For?
- 📷 Professional photographers who shoot high-volume RAW bursts and need reliable, high-speed storage
- 🎥 4K videographers & content creators who shoot longer sessions and need more headroom than 64GB provides
- 🏄 Action sports & adventure filmmakers using GoPro, DJI Osmo, and other rugged action cameras
- 🚁 Drone pilots capturing extended 4K aerial footage with DJI Mavic, Air, or Mini series
- 📱 Power users running demanding apps on Android smartphones
- 🎮 Nintendo Switch gamers expanding storage for large game libraries
- 🧳 Travel creators & field journalists who shoot all day and need a card that won’t slow them down
SanDisk Extreme PRO 128GB vs. 64GB — Which Should You Choose?
| Feature | Extreme PRO 128GB | Extreme PRO 64GB |
|---|---|---|
| Capacity | 128GB | 64GB |
| Max Read Speed | 200MB/s | 200MB/s |
| Max Write Speed | 90MB/s | 90MB/s |
| Video Speed Class | V30 | V30 |
| App Performance | A2 | A2 |
| Best For | Full-day shoots, extended 4K sessions | Short sessions, lighter use |
| Warranty | Lifetime | Lifetime |
Verdict: Same blazing speed. Double the storage. If you shoot 4K video regularly, cover events, or simply hate changing cards mid-session — the 128GB is the smarter investment.
SanDisk Extreme PRO vs. SanDisk Ultra — Know the Difference
| Feature | Extreme PRO 128GB | Ultra 512GB |
|---|---|---|
| Max Read Speed | 200MB/s | 150MB/s |
| Max Write Speed | 90MB/s | Lower |
| Video Speed Class | V30 (4K UHD ready) | — |
| UHS Speed Class | U3 | U1 |
| App Performance | A2 | A1 |
| Best For | 4K video, RAW, burst mode | Everyday photos & HD video |
| Warranty | Lifetime | 10 Years |
Frequently Asked Questions
Is the SanDisk Extreme PRO 128GB compatible with GoPro HERO cameras? Yes. The Extreme PRO 128GB microSDXC is officially compatible with GoPro HERO series cameras and is highly recommended for 4K and 5.3K recording modes.
Will this card work in a DJI drone? Yes. The Extreme PRO 128GB is ideal for DJI Mavic, Mini, Air, and Phantom series drones. Its V30 / U3 ratings ensure stable 4K recording without dropped frames.
Does the 128GB version come with an SD adapter? Yes. The microSDXC version includes a full-size SD adapter for use with laptops, DSLR cameras, and any device with a standard SD card slot.
What is the difference between U3 and U1? U3 guarantees a minimum sustained write speed of 30MB/s, essential for 4K video recording. U1 only guarantees 10MB/s, which is sufficient for Full HD but not for 4K.
Is this card compatible with Nintendo Switch? Yes. The Extreme PRO 128GB microSDXC works with Nintendo Switch, though the Switch interface will not utilise the full 200MB/s speed.
What does A2 rating mean? The A2 (Application Performance Class 2) rating guarantees a minimum of 4,000 read IOPS and 2,000 write IOPS — significantly faster than A1 — enabling quicker app launches and smoother smartphone performance.
The SanDisk Extreme PRO Promise
Backed by over 30 years of flash storage leadership, SanDisk — a Western Digital brand — engineered the Extreme PRO to be their most capable UHS-I microSD card. With QuickFlow Technology, V30 video performance, A2 app speed, and lifetime-grade durability, the Extreme PRO 128GB is the professional’s choice in a palm-sized package.
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