Skip to main content
Portable SSDs

As an Amazon Associate I earn from qualifying purchases. We may earn a commission from qualifying purchases made through links on this page. Prices and availability are subject to change. We are reader-supported and independent — our rankings are based on an objective scoring rubric, not sponsorship.

LaCie Rugged SSD Portable 1TB vs SanDisk Extreme Pro Portable 4TB

Compare LaCie Rugged SSD Portable 1TB and SanDisk Extreme Pro Portable 4TB side by side. Both are 1TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

LaCie

LaCie Rugged SSD Portable 1TB
8.6/10

The Rugged SSD without the Pro - same IP67 orange body but USB-C Gen 2 instead of Thunderbolt. The right compromise for photographers and documentarians whose laptops do not have Thunderbolt anyway and want the ruggedization at a more reasonable price.

IP67 rugged body
1050-class Gen 2 speeds
5-year warranty + Rescue
Check on Amazon →
Our Pick

SanDisk

SanDisk Extreme Pro Portable 4TB
9.3/10

The 4TB Extreme Pro is the largest portable SSD in SanDisk's ruggedized line and a direct competitor to the Samsung T7 Shield 4TB. The 5-year warranty plus IP55 rubber armor are distinguishing factors vs other 4TB portable SSDs — most peers only offer 3.

4TB @ IP55 rugged
5-year warranty
Both cables in box
Check on Amazon →

Spec Comparison

Spec
LaCie Rugged SSD Portable 1TB
SanDisk Extreme Pro Portable 4TB
Read Speed
950 MB/s
1.1 GB/s ✓
Write Speed
950 MB/s
1.0 GB/s ✓
Capacity
1 TB
4 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
600 TB
2,400 TB ✓
Warranty
5 Years
5 Years
Score
8.6/10
9.3/10 ✓
Total Wins
0 wins
5 wins

Frequently Asked Questions

Which is better, LaCie Rugged SSD Portable 1TB or SanDisk Extreme Pro Portable 4TB?
The SanDisk Extreme Pro Portable 4TB scores 9.3/10 compared to 8.6/10 for the LaCie Rugged SSD Portable 1TB. Our expert analysis favors the SanDisk Extreme Pro Portable 4TB for its superior speed.
What's the difference between LaCie Rugged SSD Portable 1TB and SanDisk Extreme Pro Portable 4TB?
The key differences: The LaCie Rugged SSD Portable 1TB offers 950 MB/s reads vs 1,050 MB/s for the SanDisk Extreme Pro Portable 4TB. Capacity options differ: LaCie Rugged SSD Portable 1TB is 1TB while SanDisk Extreme Pro Portable 4TB is 4TB. The LaCie Rugged SSD Portable 1TB uses USB 3.2 Gen 2 while the SanDisk Extreme Pro Portable 4TB uses USB 3.2 Gen 2.
Which is faster, LaCie Rugged SSD Portable 1TB or SanDisk Extreme Pro Portable 4TB?
The SanDisk Extreme Pro Portable 4TB is faster with 1,050 MB/s read speeds compared to 950 MB/s for the LaCie Rugged SSD Portable 1TB. That's a 11% speed advantage.
Which has better value, LaCie Rugged SSD Portable 1TB or SanDisk Extreme Pro Portable 4TB?
The SanDisk Extreme Pro Portable 4TB scores higher (9.3 vs 8.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

LaCie Rugged SSD Portable 1TB vs Samsung T9 Portable SSD → SanDisk Extreme Pro Portable 4TB vs Samsung T9 Portable SSD →
LaCie Rugged SSD Portable 1TB vs Samsung T9 Portable 4TB → SanDisk Extreme Pro Portable 4TB vs Samsung T9 Portable 4TB →
LaCie Rugged SSD Portable 1TB vs Crucial X10 Pro Portable 4TB → SanDisk Extreme Pro Portable 4TB vs Crucial X10 Pro Portable 4TB →
LaCie Rugged SSD Portable 1TB vs Sabrent Rocket Nano V2 → SanDisk Extreme Pro Portable 4TB vs Sabrent Rocket Nano V2 →