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What’s the difference between the Rocket 4 Plus and 970 EVO Plus?

The Rocket 4 Plus and 970 EVO Plus are both internal M.2 solid state drives. You can check out this guide to see what the differences are between these Sabrent and Samsung storage products.

Quick Summary

The Sabrent Rocket 4 Plus Solid State Drive is significantly faster than the Samsung 970 EVO Plus Solid State Drive at maximum sequential reading, maximum sequential writing and maximum random writing.

For maximum random reading, the Samsung 970 EVO Plus is faster at the 1 TB capacity while the Rocket 4 Plus is faster at the 2 TB capacity.

The Sabrent Rocket 4 Plus also has better endurance and reliability ratings when compared to the Samsung 970 EVO Plus. Both drives have the same warranty coverage length, however.

Assuming your motherboard is compatible with the interfaces of these solid state drives, then we recommend picking up the Rocket 4 Plus over the 970 EVO Plus due to the speed advantages in addition to having better endurance and reliability.

You can see how the Rocket 4 Plus compares to the MP600 with this guide. You can also take a look at how the 970 EVO Plus stacks up against the 970 EVO and 970 EVO Pro with this comparison.

Rocket 4 Plus vs. 970 EVO Plus Comparison Chart

You can check out Seeking Tech’s comparison table between the Rocket 4 Plus and 970 EVO Plus below.

 Sabrent Rocket 4 Plus Solid State DriveSamsung 970 EVO Plus Solid State Drive
Capacity Options1 TB

2 TB

4 TB
250 GB

500 GB

1 TB

2 TB
Model Numbers1 TB Rocket 4 Plus: SB-RKT4P-1TB

2 TB Rocket 4 Plus: SB-RKT4P-2TB

4 TB Rocket 4 Plus: SB-RKT4P-4TB
250 GB 970 EVO Plus: MZ-V7S250B

500 GB 970 EVO Plus: MZ-V7S500B

1 TB 970 EVO Plus: MZ-V7S1T0B

2 TB 970 EVO Plus: MZ-V7S2T0B
Form FactorM.2 2280M.2 2280
InterfacePCIe Gen 4.0 x 4, NVMe 1.3PCIe Gen 3.0 x 4, NVMe 1.3
NAND3D TLCSamsung V-NAND 3-bit MLC
Maximum Sequential Read Speed1 TB Rocket 4 Plus: Up to 7000 MB per second

2 TB Rocket 4 Plus: Up to 7100 MB per second

4 TB Rocket 4 Plus: Up to 7100 MB per second
250 GB 970 EVO Plus: Up to 3500 MB per second

500 GB 970 EVO Plus: Up to 3500 MB per second

1 TB 970 EVO Plus: Up to 3500 MB per second

2 TB 970 EVO Plus: Up to 3500 MB per second
Maximum Sequential Write Speed1 TB Rocket 4 Plus: Up to 5300 MB per second

2 TB Rocket 4 Plus: Up to 6600 MB per second

4 TB Rocket 4 Plus: Up to 6600 MB per second
250 GB 970 EVO Plus: Up to 2300 MB per second

500 GB 970 EVO Plus: Up to 3200 MB per second

1 TB 970 EVO Plus: Up to 3300 MB per second

2 TB 970 EVO Plus: Up to 3300 MB per second
Maximum Random Read Speed1 TB Rocket 4 Plus: Up to 350K IOPS

2 TB Rocket 4 Plus: Up to 650K IOPS

4 TB Rocket 4 Plus: Up to 650K IOPS
250 GB 970 EVO Plus: Up to 250K IOPS

500 GB 970 EVO Plus: Up to 480K IOPS

1 TB 970 EVO Plus: Up to 600K IOPS

2 TB 970 EVO Plus: Up to 620K IOPS
Maximum Random Write Speed1 TB Rocket 4 Plus: Up to 700K IOPS

2 TB Rocket 4 Plus: Up to 700K IOPS

4 TB Rocket 4 Plus: Up to 700K IOPS
250 GB 970 EVO Plus: Up to 550K IOPS

500 GB 970 EVO Plus: Up to 550K IOPS

1 TB 970 EVO Plus: Up to 550K IOPS

2 TB 970 EVO Plus: Up to 560K IOPS
Endurance (TBW)1 TB Rocket 4 Plus: 700 TBW

2 TB Rocket 4 Plus: 1400 TBW

4 TB Rocket 4 Plus: 2800 TBW
250 GB 970 EVO Plus: 150 TBW

500 GB 970 EVO Plus: 300 TBW

1 TB 970 EVO Plus: 600 TBW

2 TB 970 EVO Plus: 1200 TBW
Reliability (MTBF)1,600,000 hours1,500,000 hours
Warranty5-year warranty5-year warranty
PricingCheck price on Amazon.Check price on Amazon.

Capacity Options

When it comes to the available capacities, the 970 EVO Plus is the only one of these two products to offer a 250 GB capacity while the Rocket 4 Plus is the only one to offer a 4 TB capacity.

You can find the available options for both below:

Rocket 4 Plus:

  • 1 TB
  • 2 TB
  • 4 TB

970 EVO Plus:

  • 250 GB
  • 500 GB
  • 1 TB
  • 2 TB

Model Numbers

You can also find the model number for each of the capacity options below:

  • 1 TB Rocket 4 Plus: SB-RKT4P-1TB
  • 2 TB Rocket 4 Plus: SB-RKT4P-2TB
  • 4 TB Rocket 4 Plus: SB-RKT4P-4TB
  • 250 GB 970 EVO Plus: MZ-V7S250B
  • 500 GB 970 EVO Plus: MZ-V7S500B
  • 1 TB 970 EVO Plus: MZ-V7S1T0B
  • 2 TB 970 EVO Plus: MZ-V7S2T0B

Form Factor

The Rocket 4 Plus and 970 EVO Plus are both M.2 2280 SSDs.

Interface

For the interface, the Rocket 4 Plus uses PCIe Gen 4.0 x 4, NVMe 1.3 while the 970 EVO Plus uses PCIe Gen 3.0 x 4, NVMe 1.3.

NAND

When it comes to NAND, the Rocket 4 Plus utilizes 3D TLC while the 970 EVO Plus utilizes Samsung V-NAND 3-bit MLC.

Maximum Sequential Read Speed

When you compare the same capacity options, the 1 TB Rocket 4 Plus is 3500 MB per second faster, or 100% faster, than the 1 TB 970 EVO Plus at maximum sequential reading.

The 2 TB Rocket 4 Plus is also 3600 MB per second faster, or 102.86% faster, than the 2 TB 970 EVO Plus.

You can take a look at the maximum sequential read speeds below:

  • 1 TB Rocket 4 Plus: Up to 7000 MB per second
  • 2 TB Rocket 4 Plus: Up to 7100 MB per second
  • 4 TB Rocket 4 Plus: Up to 7100 MB per second
  • 250 GB 970 EVO Plus: Up to 3500 MB per second
  • 500 GB 970 EVO Plus: Up to 3500 MB per second
  • 1 TB 970 EVO Plus: Up to 3500 MB per second
  • 2 TB 970 EVO Plus: Up to 3500 MB per second

Maximum Sequential Write Speed

For maximum sequential writing, the 1 TB 970 EVO Plus is 2000 MB per second faster, or 60.61% faster, than the 1 TB 970 EVO Plus.

The 2 TB Rocket 4 Plus is also 3300 MB per second, or 100% faster, than the 2 TB 970 EVO Plus.

You can check out the maximum sequential write specifications below:

  • 1 TB Rocket 4 Plus: Up to 5300 MB per second
  • 2 TB Rocket 4 Plus: Up to 6600 MB per second
  • 4 TB Rocket 4 Plus: Up to 6600 MB per second
  • 250 GB 970 EVO Plus: Up to 2300 MB per second
  • 500 GB 970 EVO Plus: Up to 3200 MB per second
  • 1 TB 970 EVO Plus: Up to 3300 MB per second
  • 2 TB 970 EVO Plus: Up to 3300 MB per second

Maximum Random Read Speed

When it comes to maximum random reading, the 1 TB 970 EVO Plus is actually 250K IOPS faster, or 71.43% faster, than the 1 TB Rocket 4 Plus.

However, the 2 TB Rocket 4 Plus is 30K IOPS faster, or 4.84% faster, than the 2 TB 970 EVO Plus.

You can find the maximum random read speed specs below:

  • 1 TB Rocket 4 Plus: Up to 350K IOPS
  • 2 TB Rocket 4 Plus: Up to 650K IOPS
  • 4 TB Rocket 4 Plus: Up to 650K IOPS
  • 250 GB 970 EVO Plus: Up to 250K IOPS
  • 500 GB 970 EVO Plus: Up to 480K IOPS
  • 1 TB 970 EVO Plus: Up to 600K IOPS
  • 2 TB 970 EVO Plus: Up to 620K IOPS

Maximum Random Write Speed

As for maximum random writing, the 1 TB Rocket 4 Plus is 150K IOPS faster, or 27.27% faster, than the 1 TB 970 EVO Plus.

The 2 TB Rocket 4 Plus is also 140K IOPS faster, or 25% faster, than the 2 TB 970 EVO Plus.

You can take a look at the maximum random write speeds below:

  • 1 TB Rocket 4 Plus: Up to 700K IOPS
  • 2 TB Rocket 4 Plus: Up to 700K IOPS
  • 4 TB Rocket 4 Plus: Up to 700K IOPS
  • 250 GB 970 EVO Plus: Up to 550K IOPS
  • 500 GB 970 EVO Plus: Up to 550K IOPS
  • 1 TB 970 EVO Plus: Up to 550K IOPS
  • 2 TB 970 EVO Plus: Up to 560K IOPS

Endurance

When it comes to endurance, you can write 100 TB more data with the 1 TB Rocket 4 Plus than the 1 TB 970 EVO Plus.

You can also write 200 TB more data with the 2 TB Rocket 4 Plus than the 2 TB 970 EVO Plus.

You can find the Terabytes Written (TBW) specs below:

  • 1 TB Rocket 4 Plus: 700 TBW
  • 2 TB Rocket 4 Plus: 1400 TBW
  • 4 TB Rocket 4 Plus: 2800 TBW
  • 250 GB 970 EVO Plus: 150 TBW
  • 500 GB 970 EVO Plus: 300 TBW
  • 1 TB 970 EVO Plus: 600 TBW
  • 2 TB 970 EVO Plus: 1200 TBW

Reliability (MTBF)

The Rocket 4 Plus also has a slightly longer reliability rating than the 970 EVO Plus.

You can find the Mean Time Between Failures (MTBF) rating below:

  • Rocket 4 Plus: 1,600,000 hours
  • 970 EVO Plus: 1,500,000 hours

Warranty

The Sabrent Rocket 4 Plus Solid State Drive and Samsung 970 EVO Plus Solid State Drive each comes with a 5-year warranty.

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